diff --git a/lib/sequence-diagram.js b/lib/sequence-diagram.js
index dc7b7e0..b156df0 100644
--- a/lib/sequence-diagram.js
+++ b/lib/sequence-diagram.js
@@ -2736,6 +2736,7 @@ define('sequence/Generator',['core/ArrayUtilities'], (array) => {
 				blockType,
 				tag: this.textFormatter(tag),
 				label: this.textFormatter(label),
+				canHide: true,
 				left: leftGAgent.id,
 				right: rightGAgent.id,
 				ln,
@@ -2881,6 +2882,7 @@ define('sequence/Generator',['core/ArrayUtilities'], (array) => {
 				type: 'block begin',
 				blockType,
 				tag: this.textFormatter(tag),
+				canHide: false,
 				label: this.textFormatter(label),
 				left: details.leftGAgent.id,
 				right: details.rightGAgent.id,
@@ -3898,6 +3900,7 @@ define('sequence/components/BaseComponent',[],() => {
 		}
 
 		separationPre(/*stage, {
+			renderer,
 			theme,
 			agentInfos,
 			visibleAgentIDs,
@@ -3911,6 +3914,7 @@ define('sequence/components/BaseComponent',[],() => {
 		}
 
 		separation(/*stage, {
+			renderer,
 			theme,
 			agentInfos,
 			visibleAgentIDs,
@@ -3924,6 +3928,7 @@ define('sequence/components/BaseComponent',[],() => {
 		}
 
 		renderPre(/*stage, {
+			renderer,
 			theme,
 			agentInfos,
 			textSizer,
@@ -3934,6 +3939,7 @@ define('sequence/components/BaseComponent',[],() => {
 		}
 
 		render(/*stage, {
+			renderer,
 			topY,
 			primaryY,
 			fillLayer,
@@ -3949,6 +3955,22 @@ define('sequence/components/BaseComponent',[],() => {
 		}*/) {
 			// return bottom Y coordinate
 		}
+
+		renderHidden(/*stage, {
+			(same args as render, with primaryY = topY)
+		}*/) {
+		}
+
+		shouldHide(/*stage, {
+			renderer,
+			theme,
+			agentInfos,
+			textSizer,
+			state,
+			components,
+		}*/) {
+			// return {self, nest}
+		}
 	}
 
 	BaseComponent.cleanRenderPreResult = ({
@@ -4070,6 +4092,12 @@ define('sequence/components/Block',[
 					'x2': agentInfoR.x,
 					'y2': y,
 				}));
+			} else if(blockInfo.canHide) {
+				clickable.setAttribute(
+					'class',
+					clickable.getAttribute('class') +
+					(blockInfo.hide ? ' collapsed' : ' expanded')
+				);
 			}
 
 			return y + labelHeight + config.section.padding.top;
@@ -4086,8 +4114,11 @@ define('sequence/components/Block',[
 		}
 
 		storeBlockInfo(stage, env) {
+			const canHide = stage.canHide;
 			const blockInfo = {
 				type: stage.blockType,
+				canHide,
+				hide: canHide && env.renderer.isCollapsed(stage.ln),
 				hold: null,
 				startY: null,
 			};
@@ -4125,6 +4156,14 @@ define('sequence/components/Block',[
 
 			return super.render(stage, env, true);
 		}
+
+		shouldHide({left}, env) {
+			const blockInfo = env.state.blocks.get(left);
+			return {
+				self: false,
+				nest: blockInfo.hide ? 1 : 0,
+			};
+		}
 	}
 
 	class BlockEnd extends BaseComponent {
@@ -4148,7 +4187,12 @@ define('sequence/components/Block',[
 			const agentInfoL = env.agentInfos.get(left);
 			const agentInfoR = env.agentInfos.get(right);
 
-			let shapes = config.boxRenderer({
+			let renderFn = config.boxRenderer;
+			if(blockInfo.hide) {
+				renderFn = config.collapsedBoxRenderer || renderFn;
+			}
+
+			let shapes = renderFn({
 				x: agentInfoL.x,
 				y: blockInfo.startY,
 				width: agentInfoR.x - agentInfoL.x,
@@ -4168,6 +4212,14 @@ define('sequence/components/Block',[
 
 			return env.primaryY + config.margin.bottom + env.theme.actionMargin;
 		}
+
+		shouldHide({left}, env) {
+			const blockInfo = env.state.blocks.get(left);
+			return {
+				self: false,
+				nest: blockInfo.hide ? -1 : 0,
+			};
+		}
 	}
 
 	BaseComponent.register('block begin', new BlockBegin());
@@ -4254,6 +4306,27 @@ define('sequence/components/Parallel',[
 			env.makeRegion = originalMakeRegion;
 			return bottomY;
 		}
+
+		renderHidden(stage, env) {
+			stage.stages.forEach((subStage) => {
+				const component = env.components.get(subStage.type);
+				component.renderHidden(subStage, env);
+			});
+		}
+
+		shouldHide(stage, env) {
+			const result = {
+				self: false,
+				nest: 0,
+			};
+			stage.stages.forEach((subStage) => {
+				const component = env.components.get(subStage.type);
+				const hide = component.shouldHide(subStage, env) || {};
+				result.self = (result.self || Boolean(hide.self));
+				result.nest += (hide.nest || 0);
+			});
+			return result;
+		}
 	}
 
 	BaseComponent.register('parallel', new Parallel());
@@ -4276,6 +4349,10 @@ define('sequence/components/Marker',['./BaseComponent'], (BaseComponent) => {
 		render({name}, {topY, state}) {
 			state.marks.set(name, topY);
 		}
+
+		renderHidden(stage, env) {
+			this.render(stage, env);
+		}
 	}
 
 	class Async extends BaseComponent {
@@ -4633,6 +4710,12 @@ define('sequence/components/AgentCap',[
 			});
 			return maxEnd + env.theme.actionMargin;
 		}
+
+		renderHidden({agentIDs}, env) {
+			agentIDs.forEach((id) => {
+				env.drawAgentLine(id, env.topY, !this.begin);
+			});
+		}
 	}
 
 	BaseComponent.register('agent begin', new AgentCap(true));
@@ -4674,6 +4757,10 @@ define('sequence/components/AgentHighlight',['./BaseComponent'], (BaseComponent)
 			});
 			return env.primaryY + env.theme.actionMargin;
 		}
+
+		renderHidden(stage, env) {
+			this.render(stage, env);
+		}
 	}
 
 	BaseComponent.register('agent highlight', new AgentHighlight());
@@ -5164,6 +5251,10 @@ define('sequence/components/Connect',[
 			});
 			return env.primaryY + env.theme.actionMargin;
 		}
+
+		renderHidden(stage, env) {
+			this.render(stage, env);
+		}
 	}
 
 	class ConnectDelayEnd extends Connect {
@@ -5669,6 +5760,7 @@ define('sequence/Renderer',[
 			this.knownThemeDefs = new Set();
 			this.knownDefs = new Set();
 			this.highlights = new Map();
+			this.collapsed = new Set();
 			this.currentHighlight = -1;
 			this.buildStaticElements();
 			this.components.forEach((component) => {
@@ -5679,7 +5771,6 @@ define('sequence/Renderer',[
 		_bindMethods() {
 			this.separationStage = this.separationStage.bind(this);
 			this.renderStage = this.renderStage.bind(this);
-			this.addSeparation = this.addSeparation.bind(this);
 			this.addThemeDef = this.addThemeDef.bind(this);
 			this.addDef = this.addDef.bind(this);
 		}
@@ -5775,9 +5866,37 @@ define('sequence/Renderer',[
 			info2.separations.set(agentID1, Math.max(d2, dist));
 		}
 
+		checkHidden(stage) {
+			const component = this.components.get(stage.type);
+			const env = {
+				renderer: this,
+				theme: this.theme,
+				agentInfos: this.agentInfos,
+				textSizer: this.sizer,
+				state: this.state,
+				components: this.components,
+			};
+
+			const hide = component.shouldHide(stage, env) || {};
+
+			const wasHidden = (this.hideNest > 0);
+			this.hideNest += hide.nest || 0;
+			const isHidden = (this.hideNest > 0);
+
+			if(this.hideNest < 0) {
+				throw new Error('Unexpected nesting in ' + stage.type);
+			}
+			if(wasHidden === isHidden) {
+				return isHidden;
+			} else {
+				return Boolean(hide.self);
+			}
+		}
+
 		separationStage(stage) {
 			const agentSpaces = new Map();
 			const agentIDs = this.visibleAgentIDs.slice();
+			const seps = [];
 
 			const addSpacing = (agentID, {left, right}) => {
 				const current = agentSpaces.get(agentID);
@@ -5785,30 +5904,47 @@ define('sequence/Renderer',[
 				current.right = Math.max(current.right, right);
 			};
 
+			const addSeparation = (agentID1, agentID2, dist) => {
+				seps.push({agentID1, agentID2, dist});
+			};
+
 			this.agentInfos.forEach((agentInfo) => {
 				const rad = agentInfo.currentRad;
 				agentInfo.currentMaxRad = rad;
 				agentSpaces.set(agentInfo.id, {left: rad, right: rad});
 			});
+
 			const env = {
+				renderer: this,
 				theme: this.theme,
 				agentInfos: this.agentInfos,
 				visibleAgentIDs: this.visibleAgentIDs,
 				momentaryAgentIDs: agentIDs,
 				textSizer: this.sizer,
 				addSpacing,
-				addSeparation: this.addSeparation,
+				addSeparation,
 				state: this.state,
 				components: this.components,
 			};
+
 			const component = this.components.get(stage.type);
 			if(!component) {
 				throw new Error('Unknown component: ' + stage.type);
 			}
+
 			component.separationPre(stage, env);
 			component.separation(stage, env);
+
+			if(this.checkHidden(stage)) {
+				return;
+			}
+
 			array.mergeSets(agentIDs, this.visibleAgentIDs);
 
+			seps.forEach(({agentID1, agentID2, dist}) => {
+				this.addSeparation(agentID1, agentID2, dist);
+			});
+
 			agentIDs.forEach((agentIDR) => {
 				const infoR = this.agentInfos.get(agentIDR);
 				const sepR = agentSpaces.get(agentIDR);
@@ -5885,6 +6021,13 @@ define('sequence/Renderer',[
 			list.push(o);
 		}
 
+		forwardEvent(source, sourceEvent, forwardEvent, forwardArgs) {
+			source.addEventListener(
+				sourceEvent,
+				this.trigger.bind(this, forwardEvent, forwardArgs)
+			);
+		}
+
 		renderStage(stage) {
 			this.agentInfos.forEach((agentInfo) => {
 				const rad = agentInfo.currentRad;
@@ -5892,6 +6035,7 @@ define('sequence/Renderer',[
 			});
 
 			const envPre = {
+				renderer: this,
 				theme: this.theme,
 				agentInfos: this.agentInfos,
 				textSizer: this.sizer,
@@ -5905,10 +6049,6 @@ define('sequence/Renderer',[
 
 			const topY = this.checkAgentRange(agentIDs, asynchronousY);
 
-			const eventOut = () => {
-				this.trigger('mouseout');
-			};
-
 			const makeRegion = ({
 				stageOverride = null,
 				unmasked = false,
@@ -5917,18 +6057,16 @@ define('sequence/Renderer',[
 				const targetStage = (stageOverride || stage);
 				this.addHighlightObject(targetStage.ln, o);
 				o.setAttribute('class', 'region');
-				o.addEventListener('mouseenter', () => {
-					this.trigger('mouseover', [targetStage]);
-				});
-				o.addEventListener('mouseleave', eventOut);
-				o.addEventListener('click', () => {
-					this.trigger('click', [targetStage]);
-				});
+				this.forwardEvent(o, 'mouseenter', 'mouseover', [targetStage]);
+				this.forwardEvent(o, 'mouseleave', 'mouseout', [targetStage]);
+				this.forwardEvent(o, 'click', 'click', [targetStage]);
+				this.forwardEvent(o, 'dblclick', 'dblclick', [targetStage]);
 				(unmasked ? this.unmaskedShapes : this.shapes).appendChild(o);
 				return o;
 			};
 
 			const env = {
+				renderer: this,
 				topY,
 				primaryY: topY + topShift,
 				fillLayer: this.backgroundFills,
@@ -5950,9 +6088,15 @@ define('sequence/Renderer',[
 				components: this.components,
 			};
 
-			const bottomY = Math.max(topY, component.render(stage, env) || 0);
-			this.markAgentRange(agentIDs, bottomY);
+			let bottomY = topY;
+			if(this.checkHidden(stage)) {
+				env.primaryY = topY;
+				component.renderHidden(stage, env);
+			} else {
+				bottomY = Math.max(bottomY, component.render(stage, env) || 0);
+			}
 
+			this.markAgentRange(agentIDs, bottomY);
 			this.currentY = bottomY;
 		}
 
@@ -6057,6 +6201,7 @@ define('sequence/Renderer',[
 				component.resetState(this.state);
 			});
 			this.currentY = 0;
+			this.hideNest = 0;
 		}
 
 		_reset(theme) {
@@ -6103,6 +6248,49 @@ define('sequence/Renderer',[
 			this.currentHighlight = line;
 		}
 
+		isCollapsed(line) {
+			return this.collapsed.has(line);
+		}
+
+		setCollapseAll(collapsed) {
+			if(collapsed) {
+				throw new Error('Cannot collapse all');
+			} else {
+				if(this.collapsed.size === 0) {
+					return false;
+				}
+				this.collapsed.clear();
+			}
+			return true;
+		}
+
+		_setCollapsed(line, collapsed) {
+			if(typeof line !== 'number') {
+				return false;
+			}
+			if(collapsed === this.isCollapsed(line)) {
+				return false;
+			}
+			if(collapsed) {
+				this.collapsed.add(line);
+			} else {
+				this.collapsed.delete(line);
+			}
+			return true;
+		}
+
+		setCollapsed(line, collapsed = true) {
+			if(line === null) {
+				return this.setCollapseAll(collapsed);
+			}
+			if(Array.isArray(line)) {
+				return line
+					.map((ln) => this._setCollapsed(ln, collapsed))
+					.some((changed) => changed);
+			}
+			return this._setCollapsed(line, collapsed);
+		}
+
 		render(sequence) {
 			const prevHighlight = this.currentHighlight;
 			const oldTheme = this.theme;
@@ -7143,6 +7331,13 @@ define('sequence/themes/Basic',[
 				'rx': 2,
 				'ry': 2,
 			}),
+			collapsedBoxRenderer: BaseTheme.renderRef.bind(null, {
+				'fill': '#FFFFFF',
+				'stroke': '#000000',
+				'stroke-width': 1.5,
+				'rx': 2,
+				'ry': 2,
+			}),
 			section: SHARED_BLOCK_SECTION,
 			sepRenderer: SVGShapes.renderLine.bind(null, {
 				'stroke': '#000000',
@@ -7527,6 +7722,11 @@ define('sequence/themes/Monospace',[
 				'stroke': '#000000',
 				'stroke-width': 2,
 			}),
+			collapsedBoxRenderer: BaseTheme.renderRef.bind(null, {
+				'fill': '#FFFFFF',
+				'stroke': '#000000',
+				'stroke-width': 2,
+			}),
 			section: SHARED_BLOCK_SECTION,
 			sepRenderer: SVGShapes.renderLine.bind(null, {
 				'stroke': '#000000',
@@ -7919,6 +8119,13 @@ define('sequence/themes/Chunky',[
 				'rx': 5,
 				'ry': 5,
 			}),
+			collapsedBoxRenderer: BaseTheme.renderRef.bind(null, {
+				'fill': '#FFFFFF',
+				'stroke': '#000000',
+				'stroke-width': 4,
+				'rx': 5,
+				'ry': 5,
+			}),
 			section: SHARED_BLOCK_SECTION,
 			sepRenderer: SVGShapes.renderLine.bind(null, {
 				'stroke': '#000000',
@@ -8712,6 +8919,7 @@ define('sequence/themes/Sketch',[
 				bottom: 0,
 			},
 			boxRenderer: null,
+			collapsedBoxRenderer: null,
 			section: SHARED_BLOCK_SECTION,
 			sepRenderer: null,
 		},
@@ -8921,6 +9129,8 @@ define('sequence/themes/Sketch',[
 
 			this.blocks.ref.boxRenderer = this.renderRefBlock.bind(this);
 			this.blocks[''].boxRenderer = this.renderBlock.bind(this);
+			this.blocks[''].collapsedBoxRenderer =
+				this.renderCollapsedBlock.bind(this);
 			this.blocks.ref.section.tag.boxRenderer = this.renderTag;
 			this.blocks[''].section.tag.boxRenderer = this.renderTag;
 			this.blocks[''].sepRenderer = this.renderSeparator.bind(this);
@@ -9318,6 +9528,10 @@ define('sequence/themes/Sketch',[
 			return this.renderBox(position, {fill: 'none', thick: true});
 		}
 
+		renderCollapsedBlock(position) {
+			return this.renderRefBlock(position);
+		}
+
 		renderTag({x, y, width, height}) {
 			const x2 = x + width;
 			const y2 = y + height;
@@ -9486,9 +9700,14 @@ define('sequence/SequenceDiagram',[
 			this.renderer = new Renderer(Object.assign({themes}, options));
 			this.exporter = new Exporter();
 			this.renderer.addEventForwarding(this);
+			this.latestProcessed = null;
+			this.isInteractive = false;
 			if(options.container) {
 				options.container.appendChild(this.dom());
 			}
+			if(options.interactive) {
+				this.addInteractivity();
+			}
 			if(typeof this.code === 'string') {
 				this.render();
 			}
@@ -9501,6 +9720,7 @@ define('sequence/SequenceDiagram',[
 				themes: this.renderer.getThemes(),
 				namespace: null,
 				components: this.renderer.components,
+				interactive: this.isInteractive,
 				SVGTextBlockClass: this.renderer.SVGTextBlockClass,
 			}, options));
 		}
@@ -9523,10 +9743,40 @@ define('sequence/SequenceDiagram',[
 			this.renderer.addTheme(theme);
 		}
 
-		setHighlight(line = null) {
+		setHighlight(line) {
 			this.renderer.setHighlight(line);
 		}
 
+		isCollapsed(line) {
+			return this.renderer.isCollapsed(line);
+		}
+
+		setCollapsed(line, collapsed = true, {render = true} = {}) {
+			if(!this.renderer.setCollapsed(line, collapsed)) {
+				return false;
+			}
+			if(render && this.latestProcessed) {
+				this.render(this.latestProcessed);
+			}
+			return true;
+		}
+
+		collapse(line, options) {
+			return this.setCollapsed(line, true, options);
+		}
+
+		expand(line, options) {
+			return this.setCollapsed(line, false, options);
+		}
+
+		toggleCollapsed(line, options) {
+			return this.setCollapsed(line, !this.isCollapsed(line), options);
+		}
+
+		expandAll(options) {
+			return this.setCollapsed(null, false, options);
+		}
+
 		getThemeNames() {
 			return this.renderer.getThemeNames();
 		}
@@ -9593,6 +9843,8 @@ define('sequence/SequenceDiagram',[
 					processed = this.process(this.code);
 				}
 				this.renderer.render(processed);
+				this.latestProcessed = processed;
+				this.trigger('render', [this]);
 			} finally {
 				if(dom.parentNode !== originalParent) {
 					document.body.removeChild(dom);
@@ -9613,6 +9865,17 @@ define('sequence/SequenceDiagram',[
 			}
 		}
 
+		addInteractivity() {
+			if(this.isInteractive) {
+				return;
+			}
+			this.isInteractive = true;
+
+			this.addEventListener('click', (element) => {
+				this.toggleCollapsed(element.ln);
+			});
+		}
+
 		extractCodeFromSVG(svg) {
 			return extractCodeFromSVG(svg);
 		}
@@ -9622,6 +9885,17 @@ define('sequence/SequenceDiagram',[
 		}
 	}
 
+	function datasetBoolean(value) {
+		return value !== undefined && value !== 'false';
+	}
+
+	function parseTagOptions(element) {
+		return {
+			namespace: element.dataset.sdNamespace || null,
+			interactive: datasetBoolean(element.dataset.sdInteractive),
+		};
+	}
+
 	function convert(element, code = null, options = {}) {
 		if(element.tagName === 'svg') {
 			return null;
@@ -9633,7 +9907,13 @@ define('sequence/SequenceDiagram',[
 			options = code;
 			code = options.code;
 		}
-		const diagram = new SequenceDiagram(code, options);
+
+		const tagOptions = parseTagOptions(element);
+
+		const diagram = new SequenceDiagram(
+			code,
+			Object.assign(tagOptions, options)
+		);
 		const newElement = diagram.dom();
 		element.parentNode.insertBefore(newElement, element);
 		element.parentNode.removeChild(element);
diff --git a/lib/sequence-diagram.min.js b/lib/sequence-diagram.min.js
index 419f6ec..7d14cbb 100644
--- a/lib/sequence-diagram.min.js
+++ b/lib/sequence-diagram.min.js
@@ -1 +1 @@
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o=n[i],l=e[t+i];if(a(l)!==o){if(r)throw s(r+'; expected "'+o+'"',l);return t}}return t+n.length}function l(e,t,{start:n=0,limit:r=null,orEnd:s=!1}={}){null===r&&(r=e.length),Array.isArray(t)||(t=[t]);for(let s=n;s<=r-t.length;++s)if(o(e,s,t)!==s)return s;return s?r:-1}function h(t,n,r,{flagTypes:o={},aliases:h=!1}={}){const d=[],g=[];let c=n,u=!1;for(;c<r;++c){const e=t[c],n=a(e),r=o[n];if(!r)break;if(d.includes(r.flag))throw s("Duplicate agent flag: "+n,e);u=u||Boolean(r.allowBlankName),d.push(r.flag),g.push(r.blankNameFlag)}const{name:p,alias:f}=function(t,n,r,{enableAlias:a,allowBlankName:o}){let h=-1;if(a&&(h=l(t,"as",{start:n})),(-1===h||h>=r)&&(h=r),n>=h&&!o){let r=t[n];throw r||(r={b:e.last(t).e}),s("Missing agent name",r)}return{name:i(t,n,h),alias:i(t,h+1,r)}}(t,c,r,{enableAlias:h,allowBlankName:u});return{name:p,alias:f,flags:p?d:g}}function d(e,t,n,r){const s=[];let i=-1;for(let o=t;o<n;++o){","===a(e[o])?-1!==i&&(s.push(h(e,i,o,r)),i=-1):-1===i&&(i=o)}return-1!==i&&s.push(h(e,i,n,r)),s}const g={if:{type:"block begin",blockType:"if",tag:"if",skip:[]},else:{type:"block split",blockType:"else",tag:"else",skip:["if"]},repeat:{type:"block begin",blockType:"repeat",tag:"repeat",skip:[]}},c={types:(()=>{const t=e.combine([[{tok:"",type:0},{tok:"<",type:1},{tok:"<<",type:2}],[{tok:"-",type:"solid"},{tok:"--",type:"dash"},{tok:"~",type:"wave"}],[{tok:"",type:0},{tok:">",type:1},{tok:">>",type:2},{tok:"x",type:3}]]).filter(e=>0!==e[0].type||0!==e[2].type),n=new Map;return t.forEach(e=>{n.set(e.map(e=>e.tok).join(""),{line:e[1].type,left:e[0].type,right:e[2].type})}),n})(),agentFlags:{"*":{flag:"begin",allowBlankName:!0,blankNameFlag:"source"},"+":{flag:"start"},"-":{flag:"stop"},"!":{flag:"end"}}},u=["none","box","cross","fade","bar"],p={text:{mode:"text",types:{left:{type:"note left",skip:["of"],min:0,max:null},right:{type:"note right",skip:["of"],min:0,max:null}}},note:{mode:"note",types:{over:{type:"note over",skip:[],min:0,max:null},left:{type:"note left",skip:["of"],min:0,max:null},right:{type:"note right",skip:["of"],min:0,max:null},between:{type:"note between",skip:[],min:2,max:null}}},state:{mode:"state",types:{over:{type:"note over",skip:[],min:1,max:1}}}},f={line:{defaultHeight:6},space:{defaultHeight:6},delay:{defaultHeight:30},tear:{defaultHeight:6}},m={define:{type:"agent define"},begin:{type:"agent begin",mode:"box"},end:{type:"agent end",mode:"cross"}},b=[(e,t)=>"title"!==a(e[0])?null:(t.title=i(e,1),!0),(e,t)=>"theme"!==a(e[0])?null:(t.theme=i(e,1),!0),(e,t)=>{if("terminators"!==a(e[0]))return null;const n=a(e[1]);if(!n)throw s("Unspecified termination",e[0]);if(-1===u.indexOf(n))throw s('Unknown termination "'+n+'"',e[1]);return t.terminators=n,!0},(e,t)=>{if("headers"!==a(e[0]))return null;const n=a(e[1]);if(!n)throw s("Unspecified header",e[0]);if(-1===u.indexOf(n))throw s('Unknown header "'+n+'"',e[1]);return t.headers=n,!0},e=>{if("divider"!==a(e[0]))return null;const t=l(e,":",{orEnd:!0}),n=l(e,["with","height"],{limit:t,orEnd:!0}),r=i(e,1,n)||"line";if(!f[r])throw s("Unknown divider type",e[1]);const o=function(e,t=0,n=null,r=Number.NAN){const s=i(e,t,n);return Number(s||r)}(e,n+2,t,f[r].defaultHeight);if(Number.isNaN(o)||o<0)throw s("Invalid divider height",e[n+2]);return{type:"divider",mode:r,height:o,label:i(e,t+1)}},e=>{if("autolabel"!==a(e[0]))return null;let t=null;return t="off"===a(e[1])?"<label>":i(e,1),{type:"label pattern",pattern:r(t)}},e=>{if("end"===a(e[0])&&1===e.length)return{type:"block end"};const t=g[a(e[0])];if(!t)return null;let n=1;return e.length>n&&(n=o(e,n,t.skip,"Invalid block command")),n=o(e,n,[":"]),{type:t.type,blockType:t.blockType,tag:t.tag,label:i(e,n)}},e=>{if("begin"!==a(e[0])||"reference"!==a(e[1]))return null;let t=[];const n=l(e,":");if("over"===a(e[2])&&n>3)t=d(e,3,n);else if(2!==n)throw s('Expected ":" or "over"',e[2]);const r=h(e,n+1,e.length,{aliases:!0});if(!r.alias)throw s("Reference must have an alias",e[n]);return{type:"group begin",agents:t,blockType:"ref",tag:"ref",label:r.name,alias:r.alias}},e=>{const t=m[a(e[0])];return!t||e.length<=1?null:Object.assign({agents:d(e,1,e.length,{aliases:!0})},t)},t=>{if("simultaneously"!==a(t[0]))return null;if(":"!==a(e.last(t)))return null;let n="";if(t.length>2){if("with"!==a(t[1]))return null;n=i(t,2,t.length-1)}return{type:"async",target:n}},e=>{const t=p[a(e[0])],n=l(e,":");if(!t||-1===n)return null;const r=t.types[a(e[1])];if(!r)return null;let h=2;const g=d(e,h=o(e,h,r.skip),n);if(g.length<r.min)throw s("Too few agents for "+t.mode,e[0]);if(null!==r.max&&g.length>r.max)throw s("Too many agents for "+t.mode,e[0]);return{type:r.type,agents:g,mode:t.mode,label:i(e,n+1)}},e=>{const t=l(e,":",{orEnd:!0}),n=function(e,t,{start:n=0,limit:r=null}={}){null===r&&(r=e.length);for(let s=n;s<r;++s){const n=t.get(a(e[s]));if(n)return{pos:s,value:n}}return null}(e,c.types,{start:0,limit:t-1});if(!n)return null;const r=n.pos,o={flagTypes:c.agentFlags};if("..."===a(e[0]))return{type:"connect-delay-end",tag:i(e,1,r),agent:h(e,r+1,t,o),label:i(e,t+1),options:n.value};if("..."===a(e[r+1])){if(t!==e.length)throw s("Cannot label beginning of delayed connection",e[t]);return{type:"connect-delay-begin",tag:i(e,r+2,t),agent:h(e,0,r,o),options:n.value}}return{type:"connect",agents:[h(e,0,r,o),h(e,r+1,t,o)],label:i(e,t+1),options:n.value}},t=>t.length<2||":"!==a(e.last(t))?null:{type:"mark",name:i(t,0,t.length-1)}],y=new t;return class{getCodeMirrorMode(){return y.getCodeMirrorMode(Array.from(c.types.keys()))}parseLines(e,t){const r={meta:{title:"",theme:"",code:t,terminators:"none",headers:"box",textFormatter:n},stages:[]};return e.forEach(e=>(function(e,{meta:t,stages:n}){let r=null;for(let n=0;n<b.length&&!(r=b[n](e,t));++n);if(!r)throw s("Unrecognised command: "+i(e),e[0]);"object"==typeof r&&(r.ln=e[0].b.ln,n.push(r))})(e,r)),r}parse(e){const t=y.tokenise(e),n=y.splitLines(t);return this.parseLines(n,e)}}}),n("sequence/Generator",["core/ArrayUtilities"],e=>{"use strict";function t(e,t){const n=p[e.type];return!(!n||e.type!==t.type)&&!n.check.some(n=>e[n]!==t[n])}function n(t,n){p[t.type].merge.forEach(r=>{e.mergeSets(t[r],n[r])})}function r(e,t){for(let n=0;n<e.length;){t(e[n],n)?e.splice(n,1):++n}}function s(e){r(e,(r,s)=>{for(let i=0;i<s;++i)if(t(e[i],r))return n(e[i],r),!0;return!1})}function i(e){const t=new Set,n=e.map(({type:e})=>e);return n.forEach(e=>{const r=p[e];r&&n.every(t=>e===t||r.siblings.has(t))&&t.add(e)}),t}function a(e,s,i,a){r(a,r=>{if(!e.has(r.type)||!s.has(r.type))return!1;for(let e=0;e<i.length;++e)if(t(i[e],r))return n(i[e],r),!0;return!1})}function o(e,t){if("agent begin"===e.type)return e.mode=t,!0;if("parallel"===e.type){let n=!1;return e.stages.forEach(e=>{"agent begin"===e.type&&(e.mode=t,n=!0)}),n}return!1}function l(t,n,r,s=null){e.remove(t,n,g.equals),e.remove(t,r,g.equals);let i=0,a=t.length;if(s){const e=s.map(e=>g.indexOf(t,e)).filter(e=>-1!==e);i=e.reduce((e,t)=>Math.min(e,t),t.length),a=e.reduce((e,t)=>Math.max(e,t),i)+1}return t.splice(i,0,n),t.splice(a+1,0,r),{indexL:i,indexR:a+1}}class h{constructor({visible:e=!1,locked:t=!1,blocked:n=!1,highlighted:r=!1,group:s=null,covered:i=!1}={}){this.visible=e,this.locked=t,this.blocked=n,this.highlighted=r,this.group=s,this.covered=i}}h.LOCKED=new h({locked:!0}),h.DEFAULT=new h;const d={equals:(e,t)=>e.name===t.name,hasFlag:(e,t=!0)=>n=>n.flags.includes(e)===t},g={equals:(e,t)=>e.id===t.id,make:(e,{anchorRight:t=!1,isVirtualSource:n=!1}={})=>({id:e,anchorRight:t,isVirtualSource:n}),indexOf:(t,n)=>e.indexOf(t,n,g.equals),hasIntersection:(t,n)=>e.hasIntersection(t,n,g.equals),addNearby:(t,n,r,s)=>{const i=e.indexOf(t,n,g.equals);-1===i?t.push(r):t.splice(i+s,0,r)}},c={"note over":[g.make("["),g.make("]")],"note left":[g.make("[")],"note right":[g.make("]")]},u=["[","]"],p={"agent begin":{check:["mode"],merge:["agentIDs"],siblings:new Set(["agent highlight"])},"agent end":{check:["mode"],merge:["agentIDs"],siblings:new Set(["agent highlight"])},"agent highlight":{check:["highlighted"],merge:["agentIDs"],siblings:new Set(["agent begin","agent end"])}};return class{constructor(){this.agentStates=new Map,this.agentAliases=new Map,this.activeGroups=new Map,this.gAgents=[],this.labelPattern=null,this.nextID=0,this.nesting=[],this.markers=new Set,this.currentSection=null,this.currentNest=null,this.stageHandlers={"block begin":this.handleBlockBegin.bind(this),"block split":this.handleBlockSplit.bind(this),"block end":this.handleBlockEnd.bind(this),"group begin":this.handleGroupBegin.bind(this),mark:this.handleMark.bind(this),async:this.handleAsync.bind(this),"agent define":this.handleAgentDefine.bind(this),"agent begin":this.handleAgentBegin.bind(this),"agent end":this.handleAgentEnd.bind(this),divider:this.handleDivider.bind(this),"label pattern":this.handleLabelPattern.bind(this),connect:this.handleConnect.bind(this),"connect-delay-begin":this.handleConnectDelayBegin.bind(this),"connect-delay-end":this.handleConnectDelayEnd.bind(this),"note over":this.handleNote.bind(this),"note left":this.handleNote.bind(this),"note right":this.handleNote.bind(this),"note between":this.handleNote.bind(this)},this.expandGroupedGAgent=this.expandGroupedGAgent.bind(this),this.handleStage=this.handleStage.bind(this),this.toGAgent=this.toGAgent.bind(this),this.endGroup=this.endGroup.bind(this)}toGAgent({name:e,alias:t,flags:n}){if(t){if(this.agentAliases.has(e))throw new Error("Cannot alias "+e+"; it is already an alias");const n=this.agentAliases.get(t);if(n&&n!==t||this.gAgents.some(e=>e.id===t))throw new Error("Cannot use "+t+" as an alias; it is already in use");this.agentAliases.set(t,e)}return g.make(this.agentAliases.get(e)||e,{isVirtualSource:n.includes("source")})}addStage(e,t=!0){e&&(void 0===e.ln&&(e.ln=this.latestLine),this.currentSection.stages.push(e),t&&(this.currentNest.hasContent=!0))}addParallelStages(e){const t=e.filter(e=>Boolean(e));if(0!==t.length)return 1===t.length?this.addStage(t[0]):(t.forEach(e=>{void 0===e.ln&&(e.ln=this.latestLine)}),this.addStage({type:"parallel",stages:t}))}defineGAgents(t){e.mergeSets(this.currentNest.gAgents,t.filter(e=>!u.includes(e.id)),g.equals),e.mergeSets(this.gAgents,t,g.equals)}getGAgentState(e){return this.agentStates.get(e.id)||h.DEFAULT}updateGAgentState(e,t){const n=this.agentStates.get(e.id);n?Object.assign(n,t):this.agentStates.set(e.id,new h(t))}replaceGAgentState(e,t){this.agentStates.set(e.id,t)}validateGAgents(e,{allowGrouped:t=!1,rejectGrouped:n=!1,allowVirtual:r=!1}={}){e.forEach(e=>{const s=this.getGAgentState(e);if(s.covered)throw new Error("Agent "+e.id+" is hidden behind group");if(n&&null!==s.group)throw new Error("Agent "+e.id+" is in a group");if(s.blocked&&(!t||null===s.group))throw new Error("Duplicate agent name: "+e.id);if(!r&&e.isVirtualSource)throw new Error("cannot use message source here");if(e.id.startsWith("__"))throw new Error(e.id+" is a reserved name")})}setGAgentVis(e,t,n,r=!1){const s=new Set,i=e.filter(e=>{if(s.has(e.id))return!1;s.add(e.id);const n=this.getGAgentState(e);if(n.locked||n.blocked){if(r)throw new Error("Cannot begin/end agent: "+e.id);return!1}return n.visible!==t});return 0===i.length?null:(i.forEach(e=>{this.updateGAgentState(e,{visible:t})}),this.defineGAgents(i),{type:t?"agent begin":"agent end",agentIDs:i.map(e=>e.id),mode:n})}setGAgentHighlight(e,t,n=!1){const r=e.filter(e=>{const r=this.getGAgentState(e);if(r.locked||r.blocked){if(n)throw new Error("Cannot highlight agent: "+e.id);return!1}return r.visible&&r.highlighted!==t});return 0===r.length?null:(r.forEach(e=>{this.updateGAgentState(e,{highlighted:t})}),{type:"agent highlight",agentIDs:r.map(e=>e.id),highlighted:t})}_makeSection(e,t){return{header:e,delayedConnections:new Map,stages:t}}_checkSectionEnd(){const e=this.currentSection.delayedConnections;if(e.size>0){const t=e.values().next().value;throw new Error('Unused delayed connection "'+t.tag+'" at line '+(t.ln+1))}}beginNested(e,{tag:t,label:n,name:r,ln:s}){const i=g.make(r+"[",{anchorRight:!0}),a=g.make(r+"]"),o=[i,a],l=[];return this.currentSection=this._makeSection({type:"block begin",blockType:e,tag:this.textFormatter(t),label:this.textFormatter(n),left:i.id,right:a.id,ln:s},l),this.currentNest={blockType:e,gAgents:o,leftGAgent:i,rightGAgent:a,hasContent:!1,sections:[this.currentSection]},this.replaceGAgentState(i,h.LOCKED),this.replaceGAgentState(a,h.LOCKED),this.nesting.push(this.currentNest),{stages:l}}nextBlockName(){const e="__BLOCK"+this.nextID;return++this.nextID,e}nextVirtualAgentName(){const e="__"+this.nextID;return++this.nextID,e}handleBlockBegin({ln:e,blockType:t,tag:n,label:r}){this.beginNested(t,{tag:n,label:r,name:this.nextBlockName(),ln:e})}handleBlockSplit({ln:e,blockType:t,tag:n,label:r}){if("if"!==this.currentNest.blockType)throw new Error('Invalid block nesting ("else" inside '+this.currentNest.blockType+")");this._checkSectionEnd(),this.currentSection=this._makeSection({type:"block split",blockType:t,tag:this.textFormatter(n),label:this.textFormatter(r),left:this.currentNest.leftGAgent.id,right:this.currentNest.rightGAgent.id,ln:e},[]),this.currentNest.sections.push(this.currentSection)}handleBlockEnd(){if(this.nesting.length<=1)throw new Error('Invalid block nesting (too many "end"s)');this._checkSectionEnd();const t=this.nesting.pop();if(this.currentNest=e.last(this.nesting),this.currentSection=e.last(this.currentNest.sections),!t.hasContent)throw new Error("Empty block");this.defineGAgents(t.gAgents),l(this.gAgents,t.leftGAgent,t.rightGAgent,t.gAgents),t.sections.forEach(e=>{this.currentSection.stages.push(e.header),this.currentSection.stages.push(...e.stages)}),this.addStage({type:"block end",left:t.leftGAgent.id,right:t.rightGAgent.id})}makeGroupDetails(t,n){const r=t.map(this.toGAgent);if(this.validateGAgents(r,{rejectGrouped:!0}),this.agentStates.has(n))throw new Error("Duplicate agent name: "+n);const s=this.nextBlockName(),i=g.make(s+"[",{anchorRight:!0}),a=g.make(s+"]");this.replaceGAgentState(i,h.LOCKED),this.replaceGAgentState(a,h.LOCKED),this.updateGAgentState(g.make(n),{blocked:!0,group:n}),this.defineGAgents(r);const{indexL:o,indexR:d}=l(this.gAgents,i,a,r),c=[],u=r.slice();for(let e=o+1;e<d;++e)c.push(this.gAgents[e]);return e.removeAll(c,u,g.equals),{gAgents:r,leftGAgent:i,rightGAgent:a,gAgentsContained:u,gAgentsCovered:c}}handleGroupBegin({agents:e,blockType:t,tag:n,label:r,alias:s}){const i=this.makeGroupDetails(e,s);i.gAgentsContained.forEach(e=>{this.updateGAgentState(e,{group:s})}),i.gAgentsCovered.forEach(e=>{this.updateGAgentState(e,{covered:!0})}),this.activeGroups.set(s,i),this.addStage(this.setGAgentVis(i.gAgents,!0,"box")),this.addStage({type:"block begin",blockType:t,tag:this.textFormatter(n),label:this.textFormatter(r),left:i.leftGAgent.id,right:i.rightGAgent.id})}endGroup({name:e}){const t=this.activeGroups.get(e);return t?(this.activeGroups.delete(e),t.gAgentsContained.forEach(e=>{this.updateGAgentState(e,{group:null})}),t.gAgentsCovered.forEach(e=>{this.updateGAgentState(e,{covered:!1})}),this.updateGAgentState(g.make(e),{group:null}),{type:"block end",left:t.leftGAgent.id,right:t.rightGAgent.id}):null}handleMark({name:e}){this.markers.add(e),this.addStage({type:"mark",name:e},!1)}handleDivider({mode:e,height:t,label:n}){this.addStage({type:"divider",mode:e,height:t,formattedLabel:this.textFormatter(n)},!1)}handleAsync({target:e}){if(""!==e&&!this.markers.has(e))throw new Error("Unknown marker: "+e);this.addStage({type:"async",target:e},!1)}handleLabelPattern({pattern:e}){this.labelPattern=e.slice();for(let e=0;e<this.labelPattern.length;++e){const t=this.labelPattern[e];"object"==typeof t&&void 0!==t.start&&(this.labelPattern[e]=Object.assign({current:t.start},t))}}applyLabelPattern(e){let t="";const n={label:e};return this.labelPattern.forEach(e=>{"string"==typeof e?t+=e:void 0!==e.token?t+=n[e.token]:void 0!==e.current&&(t+=e.current.toFixed(e.dp),e.current+=e.inc)}),t}expandGroupedGAgent(e){const t=this.getGAgentState(e).group;if(!t)return[e];const n=this.activeGroups.get(t);return[n.leftGAgent,n.rightGAgent]}expandGroupedGAgentConnection(t){const n=this.expandGroupedGAgent(t[0]),r=this.expandGroupedGAgent(t[1]);let s=g.indexOf(this.gAgents,n[0]),i=g.indexOf(this.gAgents,r[0]);return-1===s&&(s=n[0].isVirtualSource?-1:this.gAgents.length),-1===i&&(i=this.gAgents.length),s===i?[e.last(n),e.last(r)]:s<i?[e.last(n),r[0]]:[n[0],e.last(r)]}filterConnectFlags(t){const n=t.filter(d.hasFlag("begin")).map(this.toGAgent),r=t.filter(d.hasFlag("end")).map(this.toGAgent);if(g.hasIntersection(n,r))throw new Error("Cannot set agent visibility multiple times");const s=t.filter(d.hasFlag("start")).map(this.toGAgent),i=t.filter(d.hasFlag("stop")).map(this.toGAgent);if(e.mergeSets(i,r),g.hasIntersection(s,i))throw new Error("Cannot set agent highlighting multiple times");return this.validateGAgents(n),this.validateGAgents(r),this.validateGAgents(s),this.validateGAgents(i),{beginGAgents:n,endGAgents:r,startGAgents:s,stopGAgents:i}}makeVirtualAgent(e){const t=g.make(this.nextVirtualAgentName(),{anchorRight:e,isVirtualSource:!0});return this.replaceGAgentState(t,h.LOCKED),t}addNearbyAgent(e,t,n){g.addNearby(this.currentNest.gAgents,e,t,n),g.addNearby(this.gAgents,e,t,n)}expandVirtualSourceAgents(e){if(e[0].isVirtualSource){if(e[1].isVirtualSource)throw new Error("Cannot connect found messages");if(u.includes(e[1].id))throw new Error("Cannot connect found messages to special agents");const t=this.makeVirtualAgent(!0);return this.addNearbyAgent(e[1],t,0),[t,e[1]]}if(e[1].isVirtualSource){if(u.includes(e[0].id))throw new Error("Cannot connect found messages to special agents");const t=this.makeVirtualAgent(!1);return this.addNearbyAgent(e[0],t,1),[e[0],t]}return e}_handlePartialConnect(t){const n=this.filterConnectFlags(t),r=t.map(this.toGAgent);this.validateGAgents(r,{allowGrouped:!0,allowVirtual:!0}),this.defineGAgents(e.flatMap(r,this.expandGroupedGAgent).filter(e=>!e.isVirtualSource));const s=t.filter(d.hasFlag("begin",!1)).map(this.toGAgent).filter(e=>!e.isVirtualSource);return this.addStage(this.setGAgentVis(s,!0,"box")),{flags:n,gAgents:r}}_makeConnectParallelStages(e,t){return[this.setGAgentVis(e.beginGAgents,!0,"box",!0),this.setGAgentHighlight(e.startGAgents,!0,!0),t,this.setGAgentHighlight(e.stopGAgents,!1,!0),this.setGAgentVis(e.endGAgents,!1,"cross",!0)]}_isSelfConnect(e){const t=e.map(this.toGAgent),n=this.expandGroupedGAgentConnection(t);return n[0].id===n[1].id&&!n.some(e=>e.isVirtualSource)}handleConnect({agents:e,label:t,options:n}){if(this._isSelfConnect(e)){const r={};return this.handleConnectDelayBegin({agent:e[0],tag:r,options:n,ln:0}),void this.handleConnectDelayEnd({agent:e[1],tag:r,label:t,options:n})}let{flags:r,gAgents:s}=this._handlePartialConnect(e);s=this.expandGroupedGAgentConnection(s);const i={type:"connect",agentIDs:(s=this.expandVirtualSourceAgents(s)).map(e=>e.id),label:this.textFormatter(this.applyLabelPattern(t)),options:n};this.addParallelStages(this._makeConnectParallelStages(r,i))}handleConnectDelayBegin({agent:e,tag:t,options:n,ln:r}){const s=this.currentSection.delayedConnections;if(s.has(t))throw new Error('Duplicate delayed connection "'+t+'"');const{flags:i,gAgents:a}=this._handlePartialConnect([e]),o=this.nextVirtualAgentName(),l={type:"connect-delay-begin",tag:o,agentIDs:null,label:null,options:n};s.set(t,{tag:t,uniqueTag:o,ln:r,gAgents:a,connectStage:l}),this.addParallelStages(this._makeConnectParallelStages(i,l))}handleConnectDelayEnd({agent:e,tag:t,label:n,options:r}){const s=this.currentSection.delayedConnections,i=s.get(t);if(!i)throw new Error('Unknown delayed connection "'+t+'"');let{flags:a,gAgents:o}=this._handlePartialConnect([e]);o=this.expandGroupedGAgentConnection([...i.gAgents,...o]),o=this.expandVirtualSourceAgents(o);let l=i.connectStage.options;if(l.line!==r.line)throw new Error("Mismatched delayed connection arrows");r.right&&(l=Object.assign({},l,{right:r.right})),Object.assign(i.connectStage,{agentIDs:o.map(e=>e.id),label:this.textFormatter(this.applyLabelPattern(n)),options:l});const h={type:"connect-delay-end",tag:i.uniqueTag};this.addParallelStages(this._makeConnectParallelStages(a,h)),s.delete(t)}handleNote({type:t,agents:n,mode:r,label:s}){let i=null;i=0===n.length?c[t]||[]:n.map(this.toGAgent),this.validateGAgents(i,{allowGrouped:!0});const a=(i=e.flatMap(i,this.expandGroupedGAgent)).map(e=>e.id),o=new Set(a).size;if("note between"===t&&o<2)throw new Error("note between requires at least 2 agents");this.addStage(this.setGAgentVis(i,!0,"box")),this.defineGAgents(i),this.addStage({type:t,agentIDs:a,mode:r,label:this.textFormatter(s)})}handleAgentDefine({agents:e}){const t=e.map(this.toGAgent);this.validateGAgents(t),this.defineGAgents(t)}handleAgentBegin({agents:e,mode:t}){const n=e.map(this.toGAgent);this.validateGAgents(n),this.addStage(this.setGAgentVis(n,!0,t,!0))}handleAgentEnd({agents:e,mode:t}){const n=e.filter(e=>this.activeGroups.has(e.name)),r=e.filter(e=>!this.activeGroups.has(e.name)).map(this.toGAgent);this.validateGAgents(r),this.addParallelStages([this.setGAgentHighlight(r,!1),this.setGAgentVis(r,!1,t,!0),...n.map(this.endGroup)])}handleStage(e){this.latestLine=e.ln;try{const t=this.stageHandlers[e.type];if(!t)throw new Error("Unknown command: "+e.type);t(e)}catch(t){if("object"==typeof t&&t.message)throw t.message+=" at line 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r=t.terminators||"none";return this.addParallelStages([this.setGAgentHighlight(this.gAgents,!1),this.setGAgentVis(this.gAgents,!1,r)]),this._finalise(n),function(e,t){for(let n=0;n<e.length&&!o(e[n],t);++n);}(n.stages,t.headers||"box"),{meta:{title:this.textFormatter(t.title),theme:t.theme,code:t.code},agents:this.gAgents.slice(),stages:n.stages}}}}),n("svg/SVGUtilities",[],()=>{"use strict";function e(e,n={},r=[]){const s=document.createElementNS(t,e);for(const e in n)n.hasOwnProperty(e)&&s.setAttribute(e,n[e]);for(const e of r)s.appendChild(e);return s}const t="http://www.w3.org/2000/svg";return{makeText:function(e=""){return document.createTextNode(e)},make:e,makeContainer:function(n={}){return e("svg",Object.assign({xmlns:t,version:"1.1"},n))},empty:function(e){for(;e.childNodes.length>0;)e.removeChild(e.lastChild)}}}),n("svg/SVGTextBlock",["./SVGUtilities"],e=>{"use strict";function t(e){const t=Number(e["font-size"]);return{size:t,lineHeight:t*(Number(e["line-height"])||1)}}function n(t,n){if(!Array.isArray(n))throw new Error("Invalid formatted text line: "+n);n.forEach(({text:n,attrs:r})=>{const s=e.makeText(n);if(r){const n=e.make("tspan",r,[s]);t.appendChild(n)}else t.appendChild(s)})}const r=void 0!==window.InstallTrigger,s=[];class i{constructor(e,t={}){this.container=e,this.state={attrs:{},formatted:s,x:0,y:0},this.width=0,this.height=0,this.lines=[],this.set(t)}_rebuildLines(t){if(t>this.lines.length){const n=Object.assign({x:this.state.x},this.state.attrs);for(;this.lines.length<t;){const t=e.make("text",n);this.container.appendChild(t),this.lines.push({node:t,latest:""})}}else for(;this.lines.length>t;){const{node:e}=this.lines.pop();this.container.removeChild(e)}}_reset(){this._rebuildLines(0),this.width=0,this.height=0}_renderText(){const{formatted:t}=this.state;if(!t||!t.length)return void this._reset();if(!Array.isArray(t))throw new Error("Invalid formatted text: "+t);this._rebuildLines(t.length);let r=0;this.lines.forEach((s,i)=>{const a=JSON.stringify(t[i]);a!==s.latest&&(e.empty(s.node),n(s.node,t[i]),s.latest=a),r=Math.max(r,s.node.getComputedTextLength())}),this.width=r}_updateX(){this.lines.forEach(({node:e})=>{e.setAttribute("x",this.state.x)})}_updateY(){const{size:e,lineHeight:n}=t(this.state.attrs);this.lines.forEach(({node:t},r)=>{t.setAttribute("y",this.state.y+r*n+e)}),this.height=n*this.lines.length}firstLine(){return this.lines.length>0?this.lines[0].node:null}set(e){const t=Object.assign({},this.state);!function(e,t){for(const n in e)e.hasOwnProperty(n)&&null!==t[n]&&void 0!==t[n]&&(e[n]=t[n])}(this.state,e),this.state.attrs!==t.attrs&&(this._reset(),t.formatted=s);const n=this.lines.length;this.state.formatted!==t.formatted&&this._renderText(),this.state.x!==t.x&&this._updateX(),this.state.y===t.y&&this.lines.length===n||this._updateY()}}class a{constructor(t){this.testers=e.make("g",{display:r?"block":"none",visibility:"hidden"}),this.container=t,this.cache=new Map}measure(r,s){if(!s||!s.length)return{width:0,height:0};if(!Array.isArray(s))throw new Error("Invalid formatted text: "+s);let i=this.cache.get(r);i||(i=e.make("text",r),this.testers.appendChild(i),this.cache.set(r,i)),this.testers.parentNode||this.container.appendChild(this.testers);let a=0;return s.forEach(t=>{e.empty(i),n(i,t),a=Math.max(a,i.getComputedTextLength())}),{width:a,height:s.length*t(r).lineHeight}}measureHeight(e,n){if(!n)return 0;if(!Array.isArray(n))throw new Error("Invalid formatted text: "+n);return n.length*t(e).lineHeight}resetCache(){e.empty(this.testers),this.cache.clear()}detach(){this.testers.parentNode&&this.container.removeChild(this.testers)}}return i.SizeTester=a,i}),n("svg/PatternedLine",[],()=>{"use strict";return class{constructor(e=null,t=0){this.pattern=e,this.dw=e&&e.partWidth,this.points=[],this.phase=t,this.x=null,this.y=null,this.disconnect=0}_nextDelta(){return this.pattern.getDelta(this.phase++)}_link(){2===this.disconnect&&(this.points.push(this.x+" "+this.y),this.disconnect=0)}cap(){return this.disconnect>0&&(this.points.push(this.x+" "+this.y),this.disconnect=0),this}move(e,t){return this.cap(),this.x=e,this.y=t,this.disconnect=2,this}line(e,t,{patterned:n=!0}={}){if(this.pattern&&n){const n=Math.sqrt((e-this.x)*(e-this.x)+(t-this.y)*(t-this.y)),r=(e-this.x)/n,s=(t-this.y)/n,i=-s,a=r;for(let e=0;e+this.dw<=n;e+=this.dw){const t=this._nextDelta();this.points.push(this.x+e*r+t*i+" "+(this.y+e*s+t*a))}this.disconnect=1}else this._link(),this.disconnect=2;return this.x=e,this.y=t,this}arc(e,t,n){const r=Math.sqrt((e-this.x)*(e-this.x)+(t-this.y)*(t-this.y)),s=Math.atan2(this.x-e,t-this.y),i=e+Math.sin(s+n)*r,a=t-Math.cos(s+n)*r;if(this.pattern){const i=n<0?1:-1,a=this.dw/r;for(let o=s;o+a<=s+n;o+=a){const n=this._nextDelta()*i;this.points.push(e+Math.sin(o)*(r+n)+" "+(t-Math.cos(o)*(r+n)))}this.disconnect=1}else this.points.push(this.x+" "+this.y+"A"+r+" "+r+" 0 "+(Math.abs(n)>=Math.PI?"1 ":"0 ")+(n<0?"0 ":"1 ")+i+" "+a),this.disconnect=0;return this.x=i,this.y=a,this}asPath(){return this._link(),"M"+this.points.join("L")}}}),n("svg/SVGShapes",["./SVGUtilities","./SVGTextBlock","./PatternedLine"],(e,t,n)=>{"use strict";function r(t,n){return e.make("rect",Object.assign({},n,t))}return{renderBox:r,renderLine:function(t,n){return e.make("line",Object.assign({},n,t))},renderNote:function(t,n,r){const s=r.x,i=r.x+r.width,a=r.y,o=r.y+r.height;return e.make("g",{},[e.make("polygon",Object.assign({points:s+" "+a+" "+(i-7)+" "+a+" "+i+" "+(a+7)+" "+i+" "+o+" "+s+" "+o},t)),e.make("polyline",Object.assign({points:i-7+" "+a+" "+(i-7)+" "+(a+7)+" "+i+" 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e{makeState(){}resetState(e){this.makeState(e)}separationPre(){}separation(){}renderPre(){}render(){}}e.cleanRenderPreResult=(({agentIDs:e=[],topShift:t=0,y:n=null,asynchronousY:r=null}={},s=null)=>(null!==n&&null!==s&&(t=Math.max(t,n-s)),{agentIDs:e,topShift:t,y:n,asynchronousY:null!==r?r:s}));const t=new Map;return e.register=((e,n)=>{t.set(e,n)}),e.getComponents=(()=>t),e}),n("sequence/components/Block",["./BaseComponent","core/ArrayUtilities","svg/SVGUtilities","svg/SVGShapes"],(e,t,n,r)=>{"use strict";class s extends e{separation({left:e,right:t,tag:n,label:r},s){const i=s.state.blocks.get(e),a=s.theme.getBlock(i.type).section,o=s.textSizer.measure(a.tag.labelAttrs,n).width+a.tag.padding.left+a.tag.padding.right+s.textSizer.measure(a.label.labelAttrs,r).width+a.label.padding.left+a.label.padding.right;s.addSeparation(e,t,o)}renderPre({left:e,right:t}){return{agentIDs:[e,t]}}render({left:e,right:t,tag:s,label:i},a,o=!1){const l=a.state.blocks.get(e),h=a.theme.getBlock(l.type),d=a.agentInfos.get(e),g=a.agentInfos.get(t);let c=a.primaryY;o||(c+=h.section.padding.bottom);const u=a.makeRegion(),p=r.renderBoxedText(s,{x:d.x,y:c,padding:h.section.tag.padding,boxAttrs:h.section.tag.boxAttrs,boxRenderer:h.section.tag.boxRenderer,labelAttrs:h.section.tag.labelAttrs,boxLayer:l.hold,labelLayer:u,SVGTextBlockClass:a.SVGTextBlockClass}),f=r.renderBoxedText(i,{x:d.x+p.width,y:c,padding:h.section.label.padding,boxAttrs:{fill:"#000000"},labelAttrs:h.section.label.labelAttrs,boxLayer:a.lineMaskLayer,labelLayer:u,SVGTextBlockClass:a.SVGTextBlockClass}),m=Math.max(p.height,f.height);return u.insertBefore(n.make("rect",{x:d.x,y:c,width:g.x-d.x,height:m,fill:"transparent",class:"outline"}),u.firstChild),o||l.hold.appendChild(h.sepRenderer({x1:d.x,y1:c,x2:g.x,y2:c})),c+m+h.section.padding.top}}class i extends s{makeState(e){e.blocks=new Map}resetState(e){e.blocks.clear()}storeBlockInfo(e,t){const n={type:e.blockType,hold:null,startY:null};return t.state.blocks.set(e.left,n),n}separationPre(e,t){this.storeBlockInfo(e,t)}separation(e,n){t.mergeSets(n.visibleAgentIDs,[e.left,e.right]),super.separation(e,n)}renderPre(e,t){const n=this.storeBlockInfo(e,t),r=t.theme.getBlock(n.type);return{agentIDs:[e.left,e.right],topShift:r.margin.top}}render(e,t){const r=n.make("g");t.blockLayer.appendChild(r);const s=t.state.blocks.get(e.left);return s.hold=r,s.startY=t.primaryY,super.render(e,t,!0)}}class a extends e{separation({left:e,right:n},r){t.removeAll(r.visibleAgentIDs,[e,n])}renderPre({left:e,right:t},n){const r=n.state.blocks.get(e);return{agentIDs:[e,t],topShift:n.theme.getBlock(r.type).section.padding.bottom}}render({left:e,right:t},n){const r=n.state.blocks.get(e),s=n.theme.getBlock(r.type),i=n.agentInfos.get(e),a=n.agentInfos.get(t);let o=s.boxRenderer({x:i.x,y:r.startY,width:a.x-i.x,height:n.primaryY-r.startY});return o.shape||(o={shape:o}),r.hold.appendChild(o.shape),o.fill&&n.fillLayer.appendChild(o.fill),o.mask&&n.lineMaskLayer.appendChild(o.mask),n.primaryY+s.margin.bottom+n.theme.actionMargin}}return e.register("block begin",new i),e.register("block split",new s),e.register("block end",new a),{BlockBegin:i,BlockSplit:s,BlockEnd:a}}),n("sequence/components/Parallel",["./BaseComponent","core/ArrayUtilities"],(e,t)=>{"use strict";function n(e=null,t=null){return null===e?t:null===t?e:Math.max(e,t)}function r(e,r){return t.mergeSets(e.agentIDs,r.agentIDs),{agentIDs:e.agentIDs,topShift:Math.max(e.topShift,r.topShift),y:n(e.y,r.y),asynchronousY:n(e.asynchronousY,r.asynchronousY)}}class s extends e{separationPre(e,t){e.stages.forEach(e=>{t.components.get(e.type).separationPre(e,t)})}separation(e,t){e.stages.forEach(e=>{t.components.get(e.type).separation(e,t)})}renderPre(t,n){return t.stages.map(t=>{const r=n.components.get(t.type).renderPre(t,n);return e.cleanRenderPreResult(r)}).reduce(r,{topShift:0,agentIDs:[],asynchronousY:null})}render(e,t){const n=t.makeRegion;let r=0;return e.stages.forEach(e=>{t.makeRegion=((t={})=>n(Object.assign({stageOverride:e},t)));const s=t.components.get(e.type).render(e,t)||0;r=Math.max(r,s)}),t.makeRegion=n,r}}return e.register("parallel",new s),s}),n("sequence/components/Marker",["./BaseComponent"],e=>{"use strict";class t extends e{makeState(e){e.marks=new Map}resetState(e){e.marks.clear()}render({name:e},{topY:t,state:n}){n.marks.set(e,t)}}class n extends e{renderPre({target:e},{state:t}){let n=0;return e&&t.marks&&(n=t.marks.get(e)||0),{asynchronousY:n}}}return e.register("mark",new t),e.register("async",new n),{Mark:t,Async:n}}),n("sequence/components/AgentCap",["./BaseComponent","core/ArrayUtilities","svg/SVGUtilities","svg/SVGShapes"],(e,t,n,r)=>{"use strict";class s{separation({formattedLabel:e},t){const n=t.theme.agentCap.box,r=t.textSizer.measure(n.labelAttrs,e).width+n.padding.left+n.padding.right;return{left:r/2,right:r/2,radius:r/2}}topShift({formattedLabel:e},t){const n=t.theme.agentCap.box,r=t.textSizer.measureHeight(n.labelAttrs,e)+n.padding.top+n.padding.bottom;return Math.max(0,r-n.arrowBottom)}render(e,{x:t,formattedLabel:s},i){const a=i.theme.agentCap.box,o=i.makeRegion(),l=r.renderBoxedText(s,{x:t,y:e,padding:a.padding,boxAttrs:a.boxAttrs,boxRenderer:a.boxRenderer,labelAttrs:a.labelAttrs,boxLayer:o,labelLayer:o,SVGTextBlockClass:i.SVGTextBlockClass});return o.insertBefore(n.make("rect",{x:t-l.width/2,y:e,width:l.width,height:l.height,fill:"transparent",class:"outline"}),l.label.firstLine()),{lineTop:0,lineBottom:l.height,height:l.height}}}class i{separation(e,t){const n=t.theme.agentCap.cross;return{left:n.size/2,right:n.size/2,radius:0}}topShift(e,t){return t.theme.agentCap.cross.size/2}render(e,{x:t},r){const s=r.theme.agentCap.cross,i=s.size/2,a=r.makeRegion();return a.appendChild(s.render({x:t,y:e+i,radius:i})),a.appendChild(n.make("rect",{x:t-i,y:e,width:2*i,height:2*i,fill:"transparent",class:"outline"})),{lineTop:i,lineBottom:i,height:2*i}}}class a{separation({formattedLabel:e},t){const n=t.theme.agentCap.box,r=t.textSizer.measure(n.labelAttrs,e).width+n.padding.left+n.padding.right;return{left:r/2,right:r/2,radius:r/2}}topShift(e,t){return t.theme.agentCap.bar.height/2}render(e,{x:t,formattedLabel:r},s){const i=s.theme.agentCap.box,a=s.theme.agentCap.bar,o=s.textSizer.measure(i.labelAttrs,r).width+i.padding.left+i.padding.right,l=a.height,h=s.makeRegion();return h.appendChild(a.render({x:t-o/2,y:e,width:o,height:l})),h.appendChild(n.make("rect",{x:t-o/2,y:e,width:o,height:l,fill:"transparent",class:"outline"})),{lineTop:0,lineBottom:l,height:l}}}class o{separation({currentRad:e}){return{left:e,right:e,radius:e}}topShift(e,t,n){const r=t.theme.agentCap.fade;return n?r.height:0}render(e,{x:t},r,s){const i=r.theme.agentCap.fade,a=i.height/(i.height+i.extend),o=r.addDef(s?"FadeIn":"FadeOut",()=>n.make("linearGradient",{x1:"0%",y1:s?"100%":"0%",x2:"0%",y2:s?"0%":"100%"},[n.make("stop",{offset:"0%","stop-color":"#FFFFFF"}),n.make("stop",{offset:(100*a).toFixed(3)+"%","stop-color":"#000000"})]));return r.lineMaskLayer.appendChild(n.make("rect",{x:t-i.width/2,y:e-(s?i.extend:0),width:i.width,height:i.height+i.extend,fill:"url(#"+o+")"})),r.makeRegion().appendChild(n.make("rect",{x:t-i.width/2,y:e,width:i.width,height:i.height,fill:"transparent",class:"outline"})),{lineTop:i.height,lineBottom:0,height:i.height}}}class l{separation({currentRad:e}){return{left:e,right:e,radius:e}}topShift(e,t){return t.theme.agentCap.none.height}render(e,{x:t},r){const s=r.theme.agentCap.none;return r.makeRegion().appendChild(n.make("rect",{x:t-5,y:e,width:10,height:s.height,fill:"transparent",class:"outline"})),{lineTop:s.height,lineBottom:0,height:s.height}}}const h={box:new s,cross:new i,bar:new a,fade:new o,none:new l};class d extends e{constructor(e){super(),this.begin=e}separationPre({mode:e,agentIDs:t},n){t.forEach(t=>{const r=n.agentInfos.get(t),s=h[e].separation(r,n,this.begin);n.addSpacing(t,s),r.currentMaxRad=Math.max(r.currentMaxRad,s.radius)})}separation({mode:e,agentIDs:n},r){this.begin?t.mergeSets(r.visibleAgentIDs,n):t.removeAll(r.visibleAgentIDs,n)}renderPre({mode:e,agentIDs:t},n){let r=0;return t.forEach(t=>{const s=n.agentInfos.get(t),i=h[e],a=i.topShift(s,n,this.begin);r=Math.max(r,a);const o=i.separation(s,n,this.begin).radius;s.currentMaxRad=Math.max(s.currentMaxRad,o)}),{agentIDs:t,topShift:r}}render({mode:e,agentIDs:t},n){let r=0;return t.forEach(t=>{const s=n.agentInfos.get(t),i=h[e],a=i.topShift(s,n,this.begin),o=n.primaryY-a,l=i.render(o,s,n,this.begin);r=Math.max(r,o+l.height),this.begin?n.drawAgentLine(t,o+l.lineBottom):n.drawAgentLine(t,o+l.lineTop,!0)}),r+n.theme.actionMargin}}return e.register("agent begin",new d(!0)),e.register("agent end",new d(!1)),d}),n("sequence/components/AgentHighlight",["./BaseComponent"],e=>{"use strict";class t extends e{radius(e,t){return e?t.theme.agentLineHighlightRadius:0}separationPre({agentIDs:e,highlighted:t},n){const r=this.radius(t,n);e.forEach(e=>{const t=n.agentInfos.get(e);t.currentRad=r,t.currentMaxRad=Math.max(t.currentMaxRad,r)})}renderPre({agentIDs:e,highlighted:t},n){const r=this.radius(t,n);e.forEach(e=>{const t=n.agentInfos.get(e);t.currentMaxRad=Math.max(t.currentMaxRad,r)})}render({agentIDs:e,highlighted:t},n){const r=this.radius(t,n);return e.forEach(e=>{n.drawAgentLine(e,n.primaryY),n.agentInfos.get(e).currentRad=r}),n.primaryY+n.theme.actionMargin}}return e.register("agent highlight",new t),t}),n("sequence/components/Connect",["core/ArrayUtilities","./BaseComponent","svg/SVGUtilities","svg/SVGShapes"],(e,t,n,r)=>{"use strict";class s{constructor(e){this.propName=e}getConfig(e){return e.connect.arrow[this.propName]}short(e){const t=this.getConfig(e),n=t.attrs["stroke-linejoin"]||"miter",r=.5*t.attrs["stroke-width"],s=.5*e.agentLineAttrs["stroke-width"];if("round"===n)return s+r;{const e=t.height/2,n=t.width;return s+r*Math.sqrt(n*n/(e*e)+1)}}render(e,t,n,r){const s=this.getConfig(t),i=this.short(t);e.appendChild(s.render(s.attrs,{x:n.x+i*r.dx,y:n.y+i*r.dy,width:s.width,height:s.height,dir:r}))}width(e){return this.short(e)+this.getConfig(e).width}height(e){return this.getConfig(e).height}lineGap(e,t){const n=this.getConfig(e),r=this.short(e);if("none"===n.attrs.fill){const e=n.height/2,s=n.width;return(r+(r+t["stroke-width"]/2*(s/e)))/2}return r+n.width/2}}class i{getConfig(e){return e.connect.arrow.cross}render(e,t,n,r){const s=this.getConfig(t);e.appendChild(s.render({x:n.x+s.short*r.dx,y:n.y+s.short*r.dy,radius:s.radius}))}width(e){const t=this.getConfig(e);return t.short+t.radius}height(e){return 2*this.getConfig(e).radius}lineGap(e){return this.getConfig(e).short}}const a=[{render:()=>{},width:()=>0,height:()=>0,lineGap:()=>0},new s("single"),new s("double"),new i];class o extends t{separationPre({agentIDs:e},t){const n=t.theme.connect.source.radius;e.forEach(e=>{const r=t.agentInfos.get(e);r.isVirtualSource&&(r.currentRad=n,r.currentMaxRad=Math.max(r.currentMaxRad,n))})}separation({label:t,agentIDs:n,options:r},s){const i=s.theme.connect,o=a[r.left],l=a[r.right];let h=s.textSizer.measure(i.label.attrs,t).width;h>0&&(h+=2*i.label.padding);const d=s.agentInfos.get(n[0]);if(n[0]===n[1])s.addSpacing(n[0],{left:0,right:d.currentMaxRad+Math.max(h+o.width(s.theme),l.width(s.theme))+i.loopbackRadius});else{const e=s.agentInfos.get(n[1]);s.addSeparation(n[0],n[1],d.currentMaxRad+e.currentMaxRad+h+2*Math.max(o.width(s.theme),l.width(s.theme)))}e.mergeSets(s.momentaryAgentIDs,n)}renderRevArrowLine({x1:e,y1:t,x2:n,y2:r,xR:s},i,o,l){const h=o.theme.connect,d=h.line[i.line],g=a[i.left],c=a[i.right],u=g.lineGap(o.theme,d.attrs),p=c.lineGap(o.theme,d.attrs),f=d.renderRev(d.attrs,{x1:e+u,y1:t,x2:n+p,y2:r,xR:s,rad:h.loopbackRadius});l.appendChild(f.shape),g.render(l,o.theme,{x:f.p1.x-u,y:f.p1.y},{dx:1,dy:0}),c.render(l,o.theme,{x:f.p2.x-p,y:f.p2.y},{dx:1,dy:0})}renderSelfConnect({label:e,agentIDs:t,options:s},i,o,l){const h=i.theme.connect,d=a[s.left],g=a[s.right],c=i.agentInfos.get(t[1]),u=e?i.textSizer.measureHeight(h.label.attrs,e)+h.label.margin.top+h.label.margin.bottom:0,p=o.x+o.currentMaxRad+d.width(i.theme)+(e?h.label.padding:0),f=i.makeRegion(),m=r.renderBoxedText(e,{x:p-h.mask.padding.left,y:l-u+h.label.margin.top,padding:h.mask.padding,boxAttrs:{fill:"#000000"},labelAttrs:h.label.loopbackAttrs,boxLayer:i.lineMaskLayer,labelLayer:f,SVGTextBlockClass:i.SVGTextBlockClass}),b=e?m.width+h.label.padding-h.mask.padding.left-h.mask.padding.right:0,y=Math.max(c.x+c.currentMaxRad+g.width(i.theme),p+b);this.renderRevArrowLine({x1:o.x+o.currentMaxRad,y1:l,x2:c.x+c.currentMaxRad,y2:i.primaryY,xR:y},s,i,f);const x=Math.max(u,d.height(i.theme)/2),k=g.height(i.theme)/2;return f.insertBefore(n.make("rect",{x:o.x,y:l-x,width:y+h.loopbackRadius-o.x,height:x+i.primaryY-l+k,fill:"transparent",class:"outline"}),f.firstChild),i.primaryY+Math.max(k,0)+i.theme.actionMargin}renderArrowLine({x1:e,y1:t,x2:n,y2:r},s,i,o){const l=i.theme.connect.line[s.line],h=a[s.left],d=a[s.right],g=Math.sqrt((n-e)*(n-e)+(r-t)*(r-t)),c=h.lineGap(i.theme,l.attrs),u=d.lineGap(i.theme,l.attrs),p=(n-e)/g,f=(r-t)/g,m=l.renderFlat(l.attrs,{x1:e+c*p,y1:t+c*f,x2:n-u*p,y2:r-u*f});o.appendChild(m.shape);const b={x:m.p1.x-c*p,y:m.p1.y-c*f},y={x:m.p2.x+u*p,y:m.p2.y+u*f};return h.render(o,i.theme,b,{dx:p,dy:f}),d.render(o,i.theme,y,{dx:-p,dy:-f}),{p1:b,p2:y,lArrow:h,rArrow:d}}renderVirtualSources({from:e,to:t,rendered:n},r,s){const i=r.theme.connect.source;e.isVirtualSource&&s.appendChild(i.render({x:n.p1.x-i.radius,y:n.p1.y,radius:i.radius})),t.isVirtualSource&&s.appendChild(i.render({x:n.p2.x+i.radius,y:n.p2.y,radius:i.radius}))}renderSimpleLabel(e,{layer:t,x1:s,x2:i,y1:a,y2:o,height:l},h){const d=h.theme.connect,g=(s+i)/2,c=(a+o)/2;let u=t;const p={fill:"#000000"};if(a!==o){const e="rotate("+180*Math.atan((o-a)/(i-s))/Math.PI+" "+g+","+c+")";p.transform=e,u=n.make("g",{transform:e}),t.appendChild(u)}r.renderBoxedText(e,{x:g,y:c+d.label.margin.top-l,padding:d.mask.padding,boxAttrs:p,labelAttrs:d.label.attrs,boxLayer:h.lineMaskLayer,labelLayer:u,SVGTextBlockClass:h.SVGTextBlockClass})}renderSimpleConnect({label:e,agentIDs:t,options:r},s,i,a){const o=s.theme.connect,l=s.agentInfos.get(t[1]),h=i.x<l.x?1:-1,d=s.textSizer.measureHeight(o.label.attrs,e)+o.label.margin.top+o.label.margin.bottom,g=i.x+i.currentMaxRad*h,c=l.x-l.currentMaxRad*h,u=s.makeRegion(),p=this.renderArrowLine({x1:g,y1:a,x2:c,y2:s.primaryY},r,s,u),f=Math.max(p.lArrow.height(s.theme),p.rArrow.height(s.theme))/2,m=Math.max(d,f);return this.renderVirtualSources({from:i,to:l,rendered:p},s,u),u.appendChild(n.make("path",{d:"M"+g+","+(a-m)+"L"+c+","+(s.primaryY-m)+"L"+c+","+(s.primaryY+f)+"L"+g+","+(a+f)+"Z",fill:"transparent",class:"outline"})),this.renderSimpleLabel(e,{layer:u,x1:g,y1:a,x2:c,y2:s.primaryY,height:d},s),s.primaryY+Math.max(f+s.theme.minActionMargin,s.theme.actionMargin)}renderPre({label:e,agentIDs:t,options:n},r){const s=r.theme.connect,i=a[n.left],o=a[n.right],l=r.textSizer.measureHeight(s.label.attrs,e)+s.label.margin.top+s.label.margin.bottom;let h=i.height(r.theme);return t[0]!==t[1]&&(h=Math.max(h,o.height(r.theme))),{agentIDs:t,topShift:Math.max(h/2,l)}}render(e,t,n=null,r=null){return null===n&&(n=t.agentInfos.get(e.agentIDs[0]),r=t.primaryY),e.agentIDs[0]===e.agentIDs[1]?this.renderSelfConnect(e,t,n,r):this.renderSimpleConnect(e,t,n,r)}}class l extends o{makeState(e){e.delayedConnections=new Map}resetState(e){e.delayedConnections.clear()}separation(t,n){super.separation(t,n),e.mergeSets(n.momentaryAgentIDs,[t.agentIDs[0]])}renderPre(e,t){return Object.assign(super.renderPre(e,t),{agentIDs:[e.agentIDs[0]]})}render(e,t){return t.state.delayedConnections.set(e.tag,{stage:e,from:Object.assign({},t.agentInfos.get(e.agentIDs[0])),y:t.primaryY}),t.primaryY+t.theme.actionMargin}}class h extends o{separationPre(){}separation(){}renderPre({tag:e},t){const n=t.theme.connect,r=t.state.delayedConnections.get(e),s=r.stage,i=[s.agentIDs[1]];return s.agentIDs[0]===s.agentIDs[1]?{agentIDs:i,y:r.y+2*n.loopbackRadius}:Object.assign(super.renderPre(s,t),{agentIDs:i})}render({tag:e},t){const n=t.state.delayedConnections.get(e);return super.render(n.stage,t,n.from,n.y)}}return t.register("connect",new o),t.register("connect-delay-begin",new l),t.register("connect-delay-end",new h),{Connect:o,ConnectDelayBegin:l,ConnectDelayEnd:h}}),n("sequence/components/Note",["./BaseComponent","svg/SVGUtilities"],(e,t)=>{"use strict";function n(e,t){let n=null,r=null;return t.forEach(t=>{const s=e.get(t);(null===n||s.index<n.index)&&(n=s),(null===r||s.index>r.index)&&(r=s)}),{left:n.id,right:r.id}}class r extends e{renderPre({agentIDs:e}){return{agentIDs:e}}renderNote({xMid:e=null,x0:n=null,x1:r=null,anchor:s,mode:i,label:a},o){const l=o.theme.getNote(i),h=o.makeRegion(),d=o.topY+l.margin.top+l.padding.top,g=new o.SVGTextBlockClass(h,{attrs:l.labelAttrs,formatted:a,y:d}),c=g.width+l.padding.left+l.padding.right,u=l.padding.top+g.height+l.padding.bottom;switch(null===n&&null!==e&&(n=e-c/2),null===r&&null!==n?r=n+c:null===n&&(n=r-c),l.labelAttrs["text-anchor"]){case"middle":g.set({x:(n+l.padding.left+r-l.padding.right)/2,y:d});break;case"end":g.set({x:r-l.padding.right,y:d});break;default:g.set({x:n+l.padding.left,y:d})}return h.insertBefore(t.make("rect",{x:n,y:o.topY+l.margin.top,width:r-n,height:u,fill:"transparent",class:"outline"}),h.firstChild),h.insertBefore(l.boxRenderer({x:n,y:o.topY+l.margin.top,width:r-n,height:u}),h.firstChild),o.topY+l.margin.top+u+l.margin.bottom+o.theme.actionMargin}}class s extends r{separation({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),a=s.textSizer.measure(i.labelAttrs,r).width+i.padding.left+i.padding.right,{left:o,right:l}=n(s.agentInfos,e),h=s.agentInfos.get(o),d=s.agentInfos.get(l);if(h!==d){const e=h.currentMaxRad+i.overlap.left,t=d.currentMaxRad+i.overlap.right;s.addSeparation(o,l,a-e-t),s.addSpacing(o,{left:e,right:0}),s.addSpacing(l,{left:0,right:t})}else s.addSpacing(o,{left:a/2,right:a/2})}render({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),{left:a,right:o}=n(s.agentInfos,e),l=s.agentInfos.get(a),h=s.agentInfos.get(o);if(l!==h)return this.renderNote({x0:l.x-l.currentMaxRad-i.overlap.left,x1:h.x+h.currentMaxRad+i.overlap.right,anchor:"middle",mode:t,label:r},s);{const e=l.x;return this.renderNote({xMid:e,anchor:"middle",mode:t,label:r},s)}}}class i extends r{constructor(e){super(),this.isRight=e}separation({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),{left:a,right:o}=n(s.agentInfos,e),l=s.textSizer.measure(i.labelAttrs,r).width+i.padding.left+i.padding.right+i.margin.left+i.margin.right;if(this.isRight){const e=s.agentInfos.get(o);s.addSpacing(o,{left:0,right:l+e.currentMaxRad})}else{const e=s.agentInfos.get(a);s.addSpacing(a,{left:l+e.currentMaxRad,right:0})}}render({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),{left:a,right:o}=n(s.agentInfos,e);if(this.isRight){const e=s.agentInfos.get(o),n=e.x+e.currentMaxRad+i.margin.left;return this.renderNote({x0:n,anchor:"start",mode:t,label:r},s)}{const e=s.agentInfos.get(a),n=e.x-e.currentMaxRad-i.margin.right;return this.renderNote({x1:n,anchor:"end",mode:t,label:r},s)}}}class a extends r{separation({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),{left:a,right:o}=n(s.agentInfos,e),l=s.agentInfos.get(a),h=s.agentInfos.get(o);s.addSeparation(a,o,s.textSizer.measure(i.labelAttrs,r).width+i.padding.left+i.padding.right+i.margin.left+i.margin.right+l.currentMaxRad+h.currentMaxRad)}render({agentIDs:e,mode:t,label:r},s){const{left:i,right:a}=n(s.agentInfos,e),o=s.agentInfos.get(i),l=s.agentInfos.get(a),h=(o.x+o.currentMaxRad+l.x-l.currentMaxRad)/2;return this.renderNote({xMid:h,anchor:"middle",mode:t,label:r},s)}}return r.NoteOver=s,r.NoteSide=i,r.NoteBetween=a,e.register("note over",new s),e.register("note left",new i(!1)),e.register("note right",new i(!0)),e.register("note between",new a),r}),n("sequence/components/Divider",["./BaseComponent","svg/SVGUtilities","svg/SVGShapes"],(e,t,n)=>{"use strict";class r extends e{separation({mode:e,formattedLabel:t},n){const r=n.theme.getDivider(e),s=n.textSizer.measure(r.labelAttrs,t).width+r.padding.left+r.padding.right;n.addSeparation("[","]",s),n.addSpacing("[",{left:r.extend,right:0}),n.addSpacing("]",{left:0,right:r.extend})}renderPre(){return{agentIDs:["[","]"]}}render({mode:e,height:r,formattedLabel:s},i){const a=i.theme.getDivider(e),o=i.agentInfos.get("["),l=i.agentInfos.get("]"),h=i.makeRegion({unmasked:!0});let d=0,g=0;s&&(g=i.textSizer.measureHeight(a.labelAttrs,s));const c=Math.max(r,g)+a.margin;if(s){d=n.renderBoxedText(s,{x:(o.x+l.x)/2,y:i.primaryY+(c-g)/2-a.padding.top,padding:a.padding,boxAttrs:{fill:"#000000"},labelAttrs:a.labelAttrs,boxLayer:i.fullMaskLayer,labelLayer:h,SVGTextBlockClass:i.SVGTextBlockClass}).width}const{shape:u,mask:p}=a.render({x:o.x-a.extend,y:i.primaryY+(c-r)/2,labelWidth:d,labelHeight:g,width:l.x-o.x+2*a.extend,height:r,env:i});return u&&h.insertBefore(u,h.firstChild),p&&i.fullMaskLayer.appendChild(p),h.insertBefore(t.make("rect",{x:o.x-a.extend,y:i.primaryY,width:l.x-o.x+2*a.extend,height:c,fill:"transparent",class:"outline"}),h.firstChild),i.primaryY+c+i.theme.actionMargin}}return e.register("divider",new r),r}),n("sequence/Renderer",["core/ArrayUtilities","core/EventObject","svg/SVGUtilities","svg/SVGShapes","./components/BaseComponent","./components/Block","./components/Parallel","./components/Marker","./components/AgentCap","./components/AgentHighlight","./components/Connect","./components/Note","./components/Divider"],(e,t,n,r,s)=>{"use strict";function i(e,t){let n=null,r=null;return t.forEach(t=>{const s=e.get(t);(null===n||s.index<n.index)&&(n=s),(null===r||s.index>r.index)&&(r=s)}),{left:n.id,right:r.id}}let a=0;return class extends t{constructor({themes:e=[],namespace:t=null,components:n=null,SVGTextBlockClass:i=r.TextBlock}={}){super(),null===n&&(n=s.getComponents()),this._bindMethods(),this.state={},this.width=0,this.height=0,this.themes=function(e){if(0===e.length)throw new Error("Cannot render without a theme");const t=new Map;return e.forEach(e=>{t.set(e.name,e)}),t.set("",e[0]),t}(e),this.theme=null,this.namespace=function(e){return null===e&&(e="R"+a,++a),e}(t),this.components=n,this.SVGTextBlockClass=i,this.knownThemeDefs=new Set,this.knownDefs=new Set,this.highlights=new Map,this.currentHighlight=-1,this.buildStaticElements(),this.components.forEach(e=>{e.makeState(this.state)})}_bindMethods(){this.separationStage=this.separationStage.bind(this),this.renderStage=this.renderStage.bind(this),this.addSeparation=this.addSeparation.bind(this),this.addThemeDef=this.addThemeDef.bind(this),this.addDef=this.addDef.bind(this)}addTheme(e){this.themes.set(e.name,e)}buildMetadata(){return this.metaCode=n.makeText(),n.make("metadata",{},[this.metaCode])}buildStaticElements(){this.base=n.makeContainer(),this.themeDefs=n.make("defs"),this.defs=n.make("defs"),this.fullMask=n.make("mask",{id:this.namespace+"FullMask",maskUnits:"userSpaceOnUse"}),this.lineMask=n.make("mask",{id:this.namespace+"LineMask",maskUnits:"userSpaceOnUse"}),this.fullMaskReveal=n.make("rect",{fill:"#FFFFFF"}),this.lineMaskReveal=n.make("rect",{fill:"#FFFFFF"}),this.backgroundFills=n.make("g"),this.agentLines=n.make("g",{mask:"url(#"+this.namespace+"LineMask)"}),this.blocks=n.make("g"),this.shapes=n.make("g"),this.unmaskedShapes=n.make("g"),this.base.appendChild(this.buildMetadata()),this.base.appendChild(this.themeDefs),this.base.appendChild(this.defs),this.base.appendChild(this.backgroundFills),this.base.appendChild(n.make("g",{mask:"url(#"+this.namespace+"FullMask)"},[this.agentLines,this.blocks,this.shapes])),this.base.appendChild(this.unmaskedShapes),this.title=new this.SVGTextBlockClass(this.base),this.sizer=new this.SVGTextBlockClass.SizeTester(this.base)}addThemeDef(e,t){const n=this.namespace+e;if(this.knownThemeDefs.has(e))return n;this.knownThemeDefs.add(e);const r=t();return r.setAttribute("id",n),this.themeDefs.appendChild(r),n}addDef(e,t){if("function"!=typeof t){const n=e;e="P"+this.knownDefs.size,t=(()=>n)}const n=this.namespace+e;if(this.knownDefs.has(e))return n;this.knownDefs.add(e);const r=t();return r.setAttribute("id",n),this.defs.appendChild(r),n}addSeparation(e,t,n){const r=this.agentInfos.get(e),s=this.agentInfos.get(t),i=r.separations.get(t)||0;r.separations.set(t,Math.max(i,n));const a=s.separations.get(e)||0;s.separations.set(e,Math.max(a,n))}separationStage(t){const n=new Map,r=this.visibleAgentIDs.slice();this.agentInfos.forEach(e=>{const t=e.currentRad;e.currentMaxRad=t,n.set(e.id,{left:t,right:t})});const s={theme:this.theme,agentInfos:this.agentInfos,visibleAgentIDs:this.visibleAgentIDs,momentaryAgentIDs:r,textSizer:this.sizer,addSpacing:(e,{left:t,right:r})=>{const s=n.get(e);s.left=Math.max(s.left,t),s.right=Math.max(s.right,r)},addSeparation:this.addSeparation,state:this.state,components:this.components},i=this.components.get(t.type);if(!i)throw new Error("Unknown component: "+t.type);i.separationPre(t,s),i.separation(t,s),e.mergeSets(r,this.visibleAgentIDs),r.forEach(e=>{const t=this.agentInfos.get(e),s=n.get(e);t.maxRPad=Math.max(t.maxRPad,s.right),t.maxLPad=Math.max(t.maxLPad,s.left),r.forEach(r=>{if(this.agentInfos.get(r).index>=t.index)return;const i=n.get(r);this.addSeparation(e,r,s.left+i.right+this.theme.agentMargin)})})}checkAgentRange(e,t=0){if(0===e.length)return t;const{left:n,right:r}=i(this.agentInfos,e),s=this.agentInfos.get(n).x,a=this.agentInfos.get(r).x;let o=t;return this.agentInfos.forEach(e=>{e.x>=s&&e.x<=a&&(o=Math.max(o,e.latestY))}),o}markAgentRange(e,t){if(0===e.length)return;const{left:n,right:r}=i(this.agentInfos,e),s=this.agentInfos.get(n).x,a=this.agentInfos.get(r).x;this.agentInfos.forEach(e=>{e.x>=s&&e.x<=a&&(e.latestY=t)})}drawAgentLine(e,t){null===e.latestYStart||t<=e.latestYStart||this.agentLines.appendChild(this.theme.renderAgentLine({x:e.x,y0:e.latestYStart,y1:t,width:2*e.currentRad,className:"agent-"+e.index+"-line"}))}addHighlightObject(e,t){let n=this.highlights.get(e);n||(n=[],this.highlights.set(e,n)),n.push(t)}renderStage(e){this.agentInfos.forEach(e=>{const t=e.currentRad;e.currentMaxRad=t});const t={theme:this.theme,agentInfos:this.agentInfos,textSizer:this.sizer,state:this.state,components:this.components},r=this.components.get(e.type),i=r.renderPre(e,t),{agentIDs:a,topShift:o,asynchronousY:l}=s.cleanRenderPreResult(i,this.currentY),h=this.checkAgentRange(a,l),d={topY:h,primaryY:h+o,fillLayer:this.backgroundFills,blockLayer:this.blocks,fullMaskLayer:this.fullMask,lineMaskLayer:this.lineMask,theme:this.theme,agentInfos:this.agentInfos,textSizer:this.sizer,SVGTextBlockClass:this.SVGTextBlockClass,state:this.state,drawAgentLine:(e,t,n=!1)=>{const r=this.agentInfos.get(e);this.drawAgentLine(r,t),r.latestYStart=n?null:t},addDef:this.addDef,makeRegion:({stageOverride:t=null,unmasked:r=!1}={})=>{const s=n.make("g"),i=t||e;return this.addHighlightObject(i.ln,s),s.setAttribute("class","region"),s.addEventListener("mouseenter",()=>{this.trigger("mouseover",[i])}),s.addEventListener("mouseleave",()=>{this.trigger("mouseout")}),s.addEventListener("click",()=>{this.trigger("click",[i])}),(r?this.unmaskedShapes:this.shapes).appendChild(s),s},components:this.components},g=Math.max(h,r.render(e,d)||0);this.markAgentRange(a,g),this.currentY=g}positionAgents(){const e=[];this.agentInfos.forEach(t=>{let n=0;t.separations.forEach((e,r)=>{const s=this.agentInfos.get(r);s.index<t.index&&(n=Math.max(n,s.x+e))}),t.x=n,e.push(t)});let t={x:0};e.reverse().forEach(e=>{let n=t.x;t=e,e.anchorRight&&(e.separations.forEach((t,r)=>{const s=this.agentInfos.get(r);s.index>e.index&&(n=Math.min(n,s.x-t))}),e.x=n)}),this.agentInfos.forEach(({x:e,maxRPad:t,maxLPad:n})=>{this.minX=Math.min(this.minX,e-n),this.maxX=Math.max(this.maxX,e+t)})}buildAgentInfos(e,t){this.agentInfos=new Map,e.forEach((e,t)=>{this.agentInfos.set(e.id,{id:e.id,formattedLabel:e.formattedLabel,anchorRight:e.anchorRight,isVirtualSource:e.isVirtualSource,index:t,x:null,latestYStart:null,currentRad:0,currentMaxRad:0,latestY:0,maxRPad:0,maxLPad:0,separations:new Map})}),this.visibleAgentIDs=["[","]"],t.forEach(this.separationStage),this.positionAgents()}updateBounds(e){const t=(this.minX+this.maxX)/2,n=this.title.height>0?-this.theme.titleMargin-this.title.height:0;this.title.set({x:t,y:n});const r=this.title.width/2,s=this.theme.outerMargin,i=Math.min(this.minX,t-r)-s,a=Math.max(this.maxX,t+r)+s,o=n-s,l=e+s;this.width=a-i,this.height=l-o,this.fullMaskReveal.setAttribute("x",i),this.fullMaskReveal.setAttribute("y",o),this.fullMaskReveal.setAttribute("width",this.width),this.fullMaskReveal.setAttribute("height",this.height),this.lineMaskReveal.setAttribute("x",i),this.lineMaskReveal.setAttribute("y",o),this.lineMaskReveal.setAttribute("width",this.width),this.lineMaskReveal.setAttribute("height",this.height),this.base.setAttribute("viewBox",i+" "+o+" "+this.width+" "+this.height)}_resetState(){this.components.forEach(e=>{e.resetState(this.state)}),this.currentY=0}_reset(e){e&&(this.knownThemeDefs.clear(),n.empty(this.themeDefs)),this.knownDefs.clear(),this.highlights.clear(),this.currentHighlight=-1,n.empty(this.defs),n.empty(this.fullMask),n.empty(this.lineMask),n.empty(this.backgroundFills),n.empty(this.agentLines),n.empty(this.blocks),n.empty(this.shapes),n.empty(this.unmaskedShapes),this.fullMask.appendChild(this.fullMaskReveal),this.lineMask.appendChild(this.lineMaskReveal),this.defs.appendChild(this.fullMask),this.defs.appendChild(this.lineMask),this._resetState()}setHighlight(e=null){null!==e&&this.highlights.has(e)||(e=-1),this.currentHighlight!==e&&(-1!==this.currentHighlight&&this.highlights.get(this.currentHighlight).forEach(e=>{e.setAttribute("class","region")}),-1!==e&&this.highlights.get(e).forEach(e=>{e.setAttribute("class","region focus")}),this.currentHighlight=e)}render(e){const t=this.currentHighlight,n=this.theme;this.theme=this.getThemeNamed(e.meta.theme);const r=this.theme!==n;this._reset(r),this.theme.reset(),this.metaCode.nodeValue=e.meta.code,this.theme.addDefs(this.addThemeDef),this.title.set({attrs:this.theme.titleAttrs,formatted:e.meta.title}),this.minX=0,this.maxX=0,this.buildAgentInfos(e.agents,e.stages),this._resetState(),e.stages.forEach(this.renderStage);const s=this.checkAgentRange(["[","]"],this.currentY),i=Math.max(s-this.theme.actionMargin,0);this.updateBounds(i),this.sizer.resetCache(),this.sizer.detach(),this.setHighlight(t)}getThemeNames(){return Array.from(this.themes.keys()).filter(e=>""!==e)}getThemes(){return this.getThemeNames().map(e=>this.themes.get(e))}getThemeNamed(e){const t=this.themes.get(e);return t||this.themes.get("")}getAgentX(e){return this.agentInfos.get(e).x}svg(){return this.base}}}),n("sequence/Exporter",[],()=>{"use strict";const e=/^((?!chrome|android).)*safari/i.test(navigator.userAgent);return class{constructor(){this.latestSVG=null,this.latestInternalSVG=null,this.canvas=null,this.context=null,this.indexPNG=0,this.latestPNGIndex=0,this.latestPNG=null}getSVGContent(e){let t=e.svg().outerHTML;return t=t.replace(/^<svg/,'<svg width="'+(e.width||1)+'" height="'+(e.height||1)+'" ')}getSVGBlob(e){return new Blob([this.getSVGContent(e)],{type:"image/svg+xml"})}getSVGURL(e){const t=this.getSVGBlob(e);return this.latestSVG&&URL.revokeObjectURL(this.latestSVG),this.latestSVG=URL.createObjectURL(t),this.latestSVG}getCanvas(t,n,r){this.canvas||(window.devicePixelRatio=1,this.canvas=document.createElement("canvas"),this.context=this.canvas.getContext("2d"));const s=(t.width||1)*n,i=(t.height||1)*n,a=new Image(s,i);let o=null;e&&((o=document.createElement("div")).style.position="absolute",o.style.visibility="hidden",o.appendChild(a),document.body.appendChild(o));const l=()=>{this.canvas.width=s,this.canvas.height=i,this.context.drawImage(a,0,0,s,i),o&&document.body.removeChild(o),r(this.canvas)};a.addEventListener("load",()=>{o?setTimeout(l,50):l()},{once:!0}),a.src=this.getSVGURL(t)}getPNGBlob(e,t,n){this.getCanvas(e,t,e=>{e.toBlob(n,"image/png")})}getPNGURL(e,t,n){++this.indexPNG;const r=this.indexPNG;this.getPNGBlob(e,t,e=>{const t=URL.createObjectURL(e);r>=this.latestPNGIndex?(this.latestPNG&&URL.revokeObjectURL(this.latestPNG),this.latestPNG=t,this.latestPNGIndex=r,n(t,!0)):(n(t,!1),URL.revokeObjectURL(t))})}}}),n("sequence/CodeMirrorHints",["core/ArrayUtilities"],e=>{"use strict";function t(e,t){return e.v===t.v&&e.prefix===t.prefix&&e.suffix===t.suffix&&e.q===t.q}function n(e,t,n){const r=e.getLine(t),s={word:{line:t,ch:n},squash:{line:t,ch:n}};return n>0&&" "===r[n-1]&&(a.after.includes(r[n-2])&&s.word.ch--,s.squash.ch--),s}function r(e,t,n){const r=function(e,t){!t&&l.test(e.v)&&(t='"');let n=e.v;return t&&e.q&&(n=t+n.replace(h,"\\$&")+t),(e.prefix||"")+n+(e.suffix||"")}(e,n),s=e.q?t.fromVar:t.fromKey;return"\n"===r?{text:"\n",displayText:"<END>",className:"pick-virtual",from:s.squash,to:t.to.squash,displayFrom:null}:{text:r,displayText:r.trim(),className:null,from:a.start.test(r)?s.squash:s.word,to:a.end.test(r)?t.to.squash:t.to.word,displayFrom:s.word}}function s({global:e,prefix:t="",suffix:n=""},r){const s=r[e];return s?s.map(e=>({v:e,prefix:t,suffix:n,q:!0})):[]}const i=/^([ \t]*)(.*)$/,a={start:/^[ \t\r\n:,]/,end:/[ \t\r\n]$/,after:".!+"},o=/^"(\\.|[^"])*$/,l=/[\r\n:,"<>\-~]/,h=/["\\]/g;return{getHints:function(a,l){const h=a.getCursor(),d=function(e,t){const n=e.getLineTokens(t.line);for(let e=0;e<n.length;++e)if(n[e].end>=t.ch){n.length=e+1;break}return n}(a,h),g=e.last(d)||a.getTokenAt(h),c=function(e,t){let n=0,r="",s=0,a=0;e.forEach((e,t)=>{e.state.isVar?(r+=e.string,a=e.end):(n=t+1,r="",s=e.end)}),a>t.ch&&(r=r.substr(0,t.ch-s));const l=i.exec(r);r=l[2];let h="";return o.test(r)&&(h=r[0],r=r.substr(1)),{partial:r,quote:h,from:s+l[1].length,valid:a>=s}}(d,h),u=function(e,t){let n=e.string;e.end>t.ch&&(n=n.substr(0,t.ch-e.start));const r=i.exec(n);return{partial:r[2],from:e.start+r[1].length,valid:!0}}(g,h),p=h.ch>0&&g.state.line.length>0;let f=p?g.state.completions:g.state.beginCompletions;p||(f=f.concat(g.state.knownAgent)),function(n,r={}){for(let i=0;i<n.length;)if(n[i].global){const a=s(n[i],r);e.mergeSets(n,a,t),n.splice(i,1)}else++i}(f,a.options.globals);const m={fromVar:n(a,h.line,c.from),fromKey:n(a,h.line,u.from),to:function(e,t,n){const r={word:{line:t,ch:n},squash:{line:t,ch:n}};return" "===e.getLine(t)[n]&&r.squash.ch++,r}(a,h.line,g.end)};let b=null;const y=f.filter(e=>(e.q||!c.quote)&&function(e,t){return t.valid&&e.startsWith(t.partial)}(e.v,e.q?c:u)).map(e=>l.completeSingle||e.v!==(e.q?c:u).partial?r(e,m,c.quote):(b=e,null)).filter(e=>null!==e);return b&&y.length>0&&y.unshift(r(b,m,c.quote)),{list:y,from:function(e,t){let n=null;return e.forEach(({displayFrom:e})=>{e&&(!n||e.line>n.line||e.line===n.line&&e.ch>n.ch)&&(n=e)}),n||t.word}(y,m.fromKey),to:m.to.word}}}}),n("sequence/themes/BaseTheme",["svg/SVGUtilities","svg/SVGShapes"],(e,t)=>{"use strict";function n(e){if("object"!=typeof e||!e)return e;const t={};for(const r in e)e.hasOwnProperty(r)&&(t[r]=n(e[r]));return t}class r{constructor({name:e,settings:t,blocks:r,notes:s,dividers:i}){this.name=e,this.blocks=n(r),this.notes=n(s),this.dividers=n(i),Object.assign(this,n(t))}reset(){}addDefs(){}getBlock(e){return this.blocks[e]||this.blocks[""]}getNote(e){return this.notes[e]||this.notes[""]}getDivider(e){return this.dividers[e]||this.dividers[""]}renderAgentLine({x:t,y0:n,y1:r,width:s,className:i}){return s>0?e.make("rect",Object.assign({x:t-s/2,y:n,width:s,height:r-n,class:i},this.agentLineAttrs)):e.make("line",Object.assign({x1:t,y1:n,x2:t,y2:r,class:i},this.agentLineAttrs))}}return r.renderArrowHead=((t,{x:n,y:r,width:s,height:i,dir:a})=>{const o=s*a.dx,l=s*a.dy,h=.5*i*a.dx,d=.5*-i*a.dy;return e.make("none"===t.fill?"polyline":"polygon",Object.assign({points:n+o-d+" "+(r+l-h)+" "+n+" "+r+" "+(n+o+d)+" "+(r+l+h)},t))}),r.renderTag=((t,{x:n,y:r,width:s,height:i})=>{const{rx:a,ry:o}=t,l=n+s,h=r+i,d="M"+l+" "+r+"L"+l+" "+(h-o)+"L"+(l-a)+" "+h+"L"+n+" "+h,g=e.make("g");return"none"!==t.fill&&g.appendChild(e.make("path",Object.assign({d:d+"L"+n+" "+r},t,{stroke:"none"}))),"none"!==t.stroke&&g.appendChild(e.make("path",Object.assign({d:d},t,{fill:"none"}))),g}),r.renderCross=((t,{x:n,y:r,radius:s})=>e.make("path",Object.assign({d:"M"+(n-s)+" "+(r-s)+"l"+2*s+" "+2*s+"m0 "+2*-s+"l"+2*-s+" "+2*s},t))),r.renderRef=((e,n)=>({shape:t.renderBox(Object.assign({},e,{fill:"none"}),n),mask:t.renderBox(Object.assign({},e,{fill:"#000000",stroke:"none"}),n),fill:t.renderBox(Object.assign({},e,{stroke:"none"}),n)})),r.WavePattern=class{constructor(e,t){Array.isArray(t)?this.deltas=t:this.deltas=[0,2*-t/3,-t,2*-t/3,0,2*t/3,t,2*t/3],this.partWidth=e/this.deltas.length}getDelta(e){return this.deltas[e%this.deltas.length]}},r.renderFlatConnector=((n,r,{x1:s,y1:i,x2:a,y2:o})=>({shape:e.make("path",Object.assign({d:new t.PatternedLine(n).move(s,i).line(a,o).cap().asPath()},r)),p1:{x:s,y:i},p2:{x:a,y:o}})),r.renderRevConnector=((n,r,{x1:s,y1:i,x2:a,y2:o,xR:l,rad:h})=>{const d=(o-i)/2,g=new t.PatternedLine(n).move(s,i).line(l,i);return 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class extends e{constructor(){super({name:"chunky",settings:i,blocks:o,notes:h,dividers:g})}}}),n("sequence/themes/HandleeFontData",[],()=>{"use strict";return{name:"Handlee",woff2:"d09GMgABAAAAAD3EAA4AAAAAi4QAAD1qAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGhYbxV4cKgZgAIF8EQgKgbpIgZNlC4MGAAE2AiQDhggEIAWEDgeDKxuhdSXsmCEeByC2jBgVNYuS+mQUpZq0k+z/vyY3BgzxIa3ugqhFRlV1T4WqHliFgkLvX+Fguaf/tXTReCMU5hvZIfpErawhdoJhvGi60udSmcpUmZV+33txIHLMbEhRhomyZs7N2odsiOl7OmXseNPFL9fnzsBxPmouBP/3/Wbmvt+Om/2FCihaDcM063gCEX9NLAt4u0Mwt27RRQwYMGqMWgUxxtioahM7sANfMfL9svpDv1r7QwmKw9y7bx3k5w1Kx2CplAiGqIJEAx6gUICjf39+y0xK/qS6vwbT8sAy+yrlEHe3vNdJ+jauiqvOOWRpffhe8mecSXiGF4IGTtgLKLV2M6lzDvAXO0QkRtk8v62KREEBwaihHQPHQUZ7YfchZmHtcm8+Z6+az/v4cS/auKr51LlyEhygfzOnr94kmRQnbJcIXjvUGdVV1xbM/AtMwQWbE4NkWTgj7VNM7tsSphi6w7Xer64GAF9ZWaEQhamQGZvYSbJ32eOle7QPGCaZ8v8BQACca4LR5sPtg6JABnLj1wL8AT7Ig0UXwD88/7/XfvbvhPOLI9BloMsIxZsiDEJjTHLfvMw6c9alqsNd71f1JrRMfmuZUDJl+RESNELxW1Gh1Kq+QyiUQwiLBqH532XN5lbd0eXiwCGbNynX8me2JbTMXE2omWuTmaWEddCFA4eSW9ospRR3QvI8/vf70bJLSBvaprCxqOq7/933bfWsOurVtGuIZKolhswQGbJVhtI2JyxEQs+omyBJQJ8+owwHUkQk9Jq/DeT7/htzRkREiHgi8hDpxlIJr0M6CN3euB9bfbmXPn+2CXsKDDCEMYJ7/34IcAYeiOz8vQ8DOCFHDXS5TvYA4vNtWwMgggPgFUc9PbY0ADRwdw846HXQ9qjp/yfPOqIoWmIoLqQrIZ6SqqBHYVhYHuwXuBjuB6+DD8Cvwm8h4Ag1woQoQNQhBhDLkELkEPJTVBHqK/QJ9DOMB3MNm4x9hJuNe49vIxAJfYTnRDKxhrSKLCU/oRRQvqE+o1XRntOL6AMMPGOC8Q3Ty2KzVrCesC3srRwkh85xcJo4/3D7eEjeVj6Xr+EfFrgEt4Ry4VzhXyKtyCRyiLJEJaI+0YholbhEXCVuEfeJDaikK5mTGlM7t1SUSKl6LLDOJUBRQUACHMOBIhCAIEYMExlJsDBRRCQllJBOGWW4qaWODJppJpN22vEyYoSPMeOyWGyxHJZbLpeNNstj2oxCzjqvHATKXNhGKJv4sVkAM92BP3MEW+Ire+UeHEou02UugSF/Rs/TIybjDymoqi7KSkiF6oAu1aMNYyukNRbNnNoSLHVMXEt37sm9Y7bg5hdVaCbsi/upZWaddaJAqWgRL6FlVUXVott4B+lhffVQrslH4jEyVTyVfQSAYVb8waSwLLM8lCJTlUVxSVrBOnhX1cOGOUw6YRhaoC1hu9k5e/ToQ7yNH5zSuXZ9Z+6+7Un407GQSJOH0uPsndyp/KgsbYABNaImzMyhwcMcf9/0Z2zgmLtn3ntcEcqFVFwkT6TkY+O7OCirR7zNn7Z//Pv7/3yfhr7CluKlI3OuXUNRTscMuL1AKYjzN0Ae6LtWimNVo6hTclTRajlvSzraXc2eRl8+cK7xR/jY6eTC49n92zeszJcQcIXM0BGeuqtkki1yWT6TElmqowa+D+34DJgKSwUPcGccS++aWAi1OMar1CLtuRSePK/6ut9vZHYEDEVDpTW5jKNMJZghGbqPVUzlRunA+JHtSjqM0zxcWjT7qY49n08atNHzpffVINN4Sq/G5oZrDyLo07HU38/J87ubnQy1SGHDkest3yN4eqbkt2+w16d440jae0Jdv779BDgORYvkOjdUeiSZsjnjUOuomIiEfN/GMVP2ZXp+spVRjBi0OHXFqNqouqloUb7TM2lYgCpX4spEhauytaSujarNNy1tg472oP2zGjLaao7U4+aEmzJf3Cy3Ws0ZVf64WnKYneVCPornpBypzk3RdtK3weAEo4HAoJsRumuZG366FYc1HApypjYODbVCFJNEa/JZqktfLNNmX+RaqWA0l3U96YoNC0yRp+gLfE6Jhxv0kzvpAdHTOSmVJwreSIFVQRGWmApkURDAYnFuuw49BuWYtUs6ny/TD1g7cR5nLxyVN+dm7ktapYkWT+tMKaMisSAsTAQAFAb33mwfHyIaPhKOyQk9RdnVO98TgFlCHKpmpX8FX9uhTlNd+7fkyXx79JB5zvUCIdTnPykMxMl1l5immsxKMVsAqpWi9ZJ5H9QKrMoXBs0GB2wz81mt9nUG9ocqTWOkN7Y24U0dzpzeaoXXJvcWbO5u7IoHtQmyRp24X2fnOVpekShDlQUBzGvKyytUgVHJIl0yChoEQRAAQdfdpKd92cAsGCwGbC9mOtflVkzWIH5wQP17NTlxkZe5KC+mAlkAgJkUWlBAoG7unUMaRvbNdgqQpqtpgZH7CggKAlgcsNkWNgY5WTxFgyP5CWjMqTeb3PNQv/BC7LPnUoXWzyZ3RmELJHQgIeRG1VM2MbOhni57avjglIAW+aSBntktvobYTcKALMrfG/Qn+N/YBGfmuO6ee49RhiTEp9U8TH7N22n/jWTq3GXpREGtUuZEPRzqJyxZiOa8xx+mTw79qklH/htTU8mt8HWfbf6y/cvu6oPSB80VCqAwUWrlBatUzHSYhSwYODGrRWbEAy8IWFpwLk2f0AioQrUB4wDAJ6NPSQTgsFhQrFgQJw4HRBtMyY0V3HQ6Qgl8Noc84AJ5jD7CC7pmIv+v7CJvaK0ERwZELmUt/qzFCYo68lgwA7WNecRJal+RD1+HElgzOTaUCgwjcDqLxYnNuhqevCOoFljO3ijgFI6QfCEH0cMtmUB7qZ8dWq6Rx+uOKrfVfPDl7tDFBzQOhcNE0Nhkdgmx4rcWUA1IIH4ZZ2Zw0ZY5Iojjd1J5S99pihV9irnNXQ+wF7oVjvL7fyfciJfiTiT9MJgJEoAcQfFwQaJ6uOiRkgfL9ioeqYprSIOnZR7mUR7hAR7m9Wv5qaF9zWMjP449MPHu1EMzL+ghbsWGv+b3X/z04y998rVPv/j5z776/jefW4hZVevhd7///v9+/OpPX/3tzh9fu/vN7uyDBQonj0RGaB9XII6cPIJhQdFJVeTCjhtgAUEsgHxEQ1rUXJ1pZUjnvcHl/694s5dHAWaCYNhfIbfRnMyV+mZ0n1lyaQDgQnr94jaFQiwznRxOcag6KmqU7JXZihO7nL3V1uk47jpJNESpMYwemgialHToM5PChX4B8HrQ3WtwtyAgkH5kwLR8mnI0r40K4XY1VcSxABaNEY2Go0B0RFcPem91hmxe4qk8CCZjX/gZzpWXXivjRqGhkC6OEUkYPg0rEGJin9ZlfUGjixecSAxtco4Ql8/1LG6p3VgOyH0VCb4yGY5zhnPhNN6pa+ApfBv0XeYptxuoLlrQBRniAiQGsccaORvFX77Mf4ye7rcyWTFS9Q9Bxny2s77Irv/1DPbtD/w5xDRjI8HYxERzampmL9q/m8Lw43znxYGvDix4rSDWSN9f+u3m3endzgNKAvj3zFEO9SbcKpRNYSnOoey4g28cFhoRY8dd7KG7YXKsGCo0YmE02GO3GIQfvoai2BaJNi9nSmdZARihNqIH2lT4VZjkBhpBSpGSssW917pp2/WOVPSpIoNpiSwBjsGnyIIleD+4h+mSLcd6jrGrdI+9O2zNjdAA16dbSs3S9zM1QWoX0MfLZu90fXoo1LAKZM4MPbY9A4TVmeSXmhq03uuKNJMz00PRTAFMoBKp83+ilmbt/Efu+XrxroJ1WBqB8ouoXmZrrLyq4nZd+mD8wZTK9GZq5OjIkfxM6uX+wbJLXVlvnG6zt038QJVYEn8VtWKbFRdD2Rppo91lqJfiVVbdGO/yKnciaQvYoFdfXnouYwOXmstJWjyT3NR2cDOpkwS4sODUhg1rZGuUXBLjCoE4ol2nSCDZfOppxa25+IAlvNgHOgbD88HiAAAD4IC6K5Pv2IsGloJhbO2sYPS7UDHHSCYOIBwkA+4hKTrx5ZQoesVUrJOdLRRuGjQbp+KfXdJNaU/Kist5XF6MxEnucQqiIkV1yR8HWS1Qq1SEQZVIzLtVz3LQyzIEC92WDq1g1p50V3hsFT4ji93qHFRxlZthwaXhQoUGS+ZKzC8xGHRlhBbRCBLUiONaao4UyDjWTqysQ5QjWLkMcsQRS2woVNzq9Lge5TuG3z4aZiY517CJI11C7p0ynbnlbjBdxPXnJS8IO25VJSC25goiMu2Snu2AM5361usYnnUz2ayNRl017ABzf+cE70ZbnZCTa27zAYw8ykqsWSouI8vbWsHr5mmdqtkEkJsGE5Ox3eyQ3DE9wOsiiPnJrM4g3Gg2yW+m2rSVqw1pZGN1m3un968zQOI31gnCHtyD0ZbNhJ9uXpFyupDQY+5yOFFTzMkOhxCJAbgWJcc0GaCiSc/lCOUMOB0AaQhCKSjWQxYQRKGyEgDluuyJDEsr5L9xOx12OkOBaivgYs5i09nZ2ukQK1dyiGFEICug/fIe4N+wAA/7Qo7Bt8tfOxHG6JJ+B2eXAh/RC+3g/+CaxWXumDkY5ZQ+Sqepw0dzT/NP0l2RZFUCg6MKcM4lGDGZPjLt38KzFTgbnM6A3IqSJiQ7SI3r6VNwZRo/Vz0U38luR39+jyashWIExGBWQ+lUQwwod8k5DeYpCGOPCRMyUWMlI6g6vsAo4kQ5xxwreaSM7wc3GNjALXxeLhfToKSo4CAwEZQLOmkXBWwULhIva1+47RnKak3fgmZDei4ux42tUeioCccNSGniMxYlQTA4XGSWPrfEHMGAzlj52YeTDxobyYMzVb8WcjGvlPxdepTrSVkl0EHzntW/yQVm1pjmloETsSMiZBQVUNZFox7mLrl7kvoTSOAYQUHBkZAiAIDcA6cJRBeRR3ooc207xTV6rkO9Uy4JZVNYiGG9XpZdGWqpEKFidPG0Pm0EOUgcyWYfGcOZx+b04/XYR3Ksj1d6MqHRhyVKzw0cuc+VH8MKMDs8ZL5399OmSMDM2AW3DCwuFsHlioQ1spv886heJjG7AnYncSByPXcGjQPHSo8y0qw012vNjxX9gqpLi4ylyKgqnajeqpqsoaopb21t97RD7TnWh6tj06FaU5yRyBKbOX3y93WoB99eikR4hT9BSLiJIOCUaB4+AlnI6qjAQVSEsxh16mdqNFINuWBQoDgVgUByM/9H/7FhH8TlGIRCAciF6XltWFgcsTkmMImBYCgWhVyquTTCNTv1rBC9U7ed2gjYSkEdwbqqCJC1SeT0ORIPOUYh94BX1sLUBxH5q6M2rm1dskL+xKT84SP6dF6dvVfDwJLFCm8tygb5I3qK3mC09LQKNZckZJwSUkIpIW/s3xWfNc6u3FfvzNEPOWCuh+zwg3bBvZRx4PhLTbkdzjadznJ7QLXLOAVn7JnW2sLMUnvQwypQ3Vl6sx9seTAnYwRsYZ90v7+YE4sgfnt/51yA96vn8Jeaf4BcvvwNuOa9z+TltaUV6BBv/xjbzo2A8RmLF0FmAHiI4wDbRtKhO8+BgTTgfvJbxPO3yGSALbbZY79DTjjlunue+NN/Plhk5JV8lE8WdMJN+AmK4IgM8cf8ALBls2122O+go04666YHvvZ3j7jvpBFOwkv6b4MP9TcX58Kcd9qMkz5y3DFHHXbIAQOz4K/8/curjTZYa5UJDADxcFCQikTsHV9y0+U+6w/AzUJT76y7DwWDAFkN+ibCWvN73b6CRjwS6GwhQFeDjBvufWF9+Y1iqQi/ssyNCHsEfGjl4sXQF0/+RBYyDn93PfCe+Rv5jZEXAElXlutg/6DzqCnQ/7D5EwCKxJ4jc2oEIbAK0t5stXSyUpE6lYCYtIxqlHFCVRUYXYv0dtbvyaQTjbtMFXRx3yyKqj/1q9UKtx3bsnJcq2gntl61tZHF1J26qGPtdG00r+f7/rY2MLNC01ge7lOFBJQn5D1KpxDqIU9HUAbIszJWlU3ERYxi5OtINELipnRc2iUv4yUSh4FBJq90PJNNEKMY+R1IPZLVLTEwdiAty8pqxChGHgfYvVHiXImDE1YhRvEIJG0161gjdT22WCJGMZGvgaQAmwh1W+d6XEfarhzxxpYWsUQfRZIDRcxGAN4v9u7HjJTYKkfyCrDEgNoTFqflHMxQlcBqaHIkxofGhhwEKtSqI25KAo6X0f5A16QZfMx0EG2XU3bNakAsRinrn1mtqNFqFX3uHG08qiat72zxPP8u7Wzc3dlgq7zsxoEnIjkR8IGGWA2aySuoonsKQ117x5u/iwK9XL5Ub+8Sc1N7R/dSIErgsZCRoWoW3b3wXUiVDUQIYlSfmDjAVL2/eT5HKxYvSQ2Xr8zjDXUWlvosujQxsuMX/P2EMlIzuE6VmcdFtQC1MUmel/BCGe2thONf9wKdYP/mw9NU3V9Va2wV3Vi2K6IGJSch6u4Y8Q54yenE5S3HdoJk3VCV1I1QM4yBUsJu0eGn5/pJdP2pAMcuBlf+LHyFnJrVpp+jnNKOPuRh/E3pZuO9kKUKTVfjXG0KCn6v9cN9RjWxXC7XXSgU46eB/j4ShpyFkpkz1ENrsTRBBbAAqDqQ3wsvFXzHkQgQKsrn+IX6BHKtIU0N0+5IbmbUItbl3MAmsUOfa4/45ZWktKE5OYMnlLWq827prUQYcy1RRC9OMfCqqkUVg6MIHti+tXcJJ8rIFDJYcwqg6soB7ubGcoAVStktBWrlC3jeiIXHzaeOOG60mBI62FB+A5cHANhXIIR0tFylJqtQL2Y8wQwWaRGryAj7DT7bLb15NeyQbnvx2sBLmanJgK0x185xSmRnObotg3GUBVApFq2GKucqVOO1lpbbWGRalI8HqihQ6QwyeELZdT0aDPSX5xKYxdFXXt84wp7zL48wxHLEgDJG6qMU6OnydD1O3C6hveCtRVD2yf0o8za1NGjVM61jU/dy94m8QvfJDXSKTEU8NKkmeMwQcuQ8R2uNZD6FRuyV6Oxi3OeEIqqeGMMu5s3i6MuUQpWXia19PTggagERm87qa/VL2a19WtYYeOvp5bShFm1zsZmfwRhZzkhZzyuYRAdfhGVQFswKaAqmavO5kEbG/d/BXJq+5s49qOWcrs3VMgUkmMJBY1slGK27sMRY1tGw1qrz8GSqbplioBbjEasQBbupS1RuXhqORZmVlqYj77aYRMxVobLWN/K+wzcjBt5w2hEgiHXb5GZn3x7ecoJm8h+ug95JAWNo0lR8hC9htWePN/IRYhDvcLSmm+AeIc1JiCa+NufJFa298UMsVUbOesegNWFQ2MVmOUsadqpx5+RzudlQu573AHEPGSENgbgp29fMLx54oTZFUyyCnibJdI1xgWWCRWNrae0afmJ/4UORLg0xpvt3TOmgKMXGwOOdezd1Y/Y09HjyDJpBTrj6C2O67iAVMfBAtdR6uHvD8n5AQv6jMqGfSydi1yFMLIAGBMDPE0xHIDOqf+g4ul7e7ErAa1ORQkBkaCLV6vxnr4rU5IlhQyU/3Cnfsk0cELfgLt7ei/X6MlqVqiYmL0QXwH9nEbOkgy2zzYcFpGm6H3VGBAUr0KTIMXktwjUupr6Ykk/jJscYIjAKxx09JHepX9FEf0kYFImON2azl10zxOd58M1PFl1PJsiFeWakMXJ2JD2bbg+RP8U+49dRL2bTTf7W/z39gNz8YVOE3wW+agdT0CeikSXk8duJYlJpA3uK6UCFCVfPh8B/VwRdV0/XyR7Ob37kW5TL+p7pfYI5+0sZfDg0Ouwd4oWogUeqJWAFbMWBYw9SMBV2jahWzetBNH08RNiPhUM9QjssuPtgBd/5a6t0CUY8w8A1C50Lb5z+tYkR+hv6ViqL1oYbL7QHojdhL9FYrc9gbZL0ZnXbhKicIupVkhSAl+wOVCVmTm6ZcEMgVbmFjsoMoqCTSHcNmponknf6smbMEQgu2qzzsqUzkb6/PUS+UyjvWI7qVMU5/pACb7bNeMtp2sHPetzNYqzvXOVozLHS2hsc+519257bUnLMTnY4X9o9QHQaz0Qm+Yb87g71UjDG+3Bfk301REZ/F/8HwWyohGqLMgGxqSVsfkYEWG9v5XMiMb5V/PF/hsJB8MK/xCvltp+SGhiovEXLuRoeHnY1ed8mSxMsAN/lbYzM10tru3dTQ6HfFwsb3vY+HXq0B+bqLqUeeo6q6oAmIZCGs8BXot//XGyqcPRzM7SurqYe3ZNAaiHJ0Bdavqkxs70HtNJti5yqo2/P+HaeyKeqpZ5UO2au4qUuIg6l/QWcfWmBvaO1tUbdrlNRgYguIEKh/emPU2Exgc2+2sZDdq7Ucruzdk0V35yBRTbgc44QUYBqueAvcHSbumWIVgXdizJfQMdgLJS3q47TMFIZWXkUccy6119+vfhy0+/Fa7vcrcPAWag5ESGJsru+o51IGnk6VmG/RQAgI4tX1jBVkUCnrR357Bv3qngHHTm3QmA74OGszU+44iJS6LaAPdskku2o1Weoou+wF7ZYzBLp/QkzllWoogp0aj9St6t0jMskZI8eTFBVrZaTX75w7Yzt5k3aibTe6MP+bf7eAq6n2wODOWKtJDZ7XfymoUrAdmbQdQ6f4OqAcmNwLSs4ViTkefZtv+RowjH7pMHvRhc/LQQVQrk3gyIjvfb4h++kIG4rmBdosa+QSQe0MTHSpLA6R7d2q93Z1+3bV/jys9RCo9FWo+Wrb05ztDAJH+Kruf6ZsjuYm0nEcnKVdjDh74uhkasiFqsTtZ6CxKiEbAiX4aoNkY3MBhY3Fdftsw6LbsW0syg1/9ISFAoNBgH1V8+DlpfWOMzsg/Y45meoupym15eviQxGCrHsgGb1gLOdvCX0LjUH7nkKPoZPgUWbeBbLXN40akcYDxLhEO4YoeqOaqHKMawpOWRrI1NslmP3UaEPP126qZ5uOu7ISMELfTEkfHBCYpcN2cW3rd+2CtnZWOZjwiihW+HsyFlv2Ovll8zUZdzLTbHIDV/rtv75Q1Mc/XJ81DOyGd84PQVew3aGtB+mjJC3CG6X+HAWVBXhC/FxTgEzZ8+mrwG1Nkma84OFEljYLglooOrxZws3VoL0p9Cui/+UULM4Lj9lcD1N081G+TOWUrAXOI6PObQ20q8sZbbW6RjXgCrJf7jV1x0hFr21Mxk0Lbl+Xhmdyth8udPRSHWP+7wPDEqlEaoudNlsa/Y7DnKQrnJ1QfkrepJ4jnTEtCXImL59BWGF/lbTRL9g4NHafItFqfd6SbqYguqUJv9SUV454KzvkNy60uUA5YsvnsmyXZPo/pcinGArd7jp0ZeToAVOHQn0w72rW85alQ7FXoyaxIVXEdPGz2WlYk+uGEjPUpWPrXWzbSNvj8W6dAaDsGrhrqLt1TpUsGhZ1xVq6daxaJSH6JsBAR9+OkeEDiDu6X50ERpU5XfM1Dq+P1D18MLD08FPtevemdThe5lHcx5PrphtbaW58o3uSSHdGG+c0s8I42fL+qRV4BzG4yFYWC17mFzB0Z8gX2zTCQunrpf0kjyDdo1psG9uhTPp+crlyvX1r4vtmnBGUVkNtslLC+nmf5fcUtInBvu8OaXZc30v3rSVpBGviI3SZtqNK2lu68edxhFXuLyIsOQdR6/YaDHpOjVn8IZagCXxiqCxI5a3AAtJ1wbW5aaxVNKN4FU6JciRlUMTHaZzXq3YJr5LlPRBDJjaf3eKL+3jqKqW3aGwZe5NZcnbBrUJoW9q5GoHUGHjjMUy6aa0oluBDkZyr5C35FqDbQilWGlrBPefmvQ4wVp7Qx7efbp5pxQguoSzkpx1Rv0lal1WFHvn1XQaF9WMEcY7hcxy+VL52vD+MWrkcz+vCArx+LzZ9C9z0mIZkWJ7Nfq96xpb5Txtj7XWchmfyhpqlqOc2wucidonSszBySNP+O0D/7p7cnpdzPH3bOCjUuXeu9JewOn6vK38z96BNIcXPwXvvO0dRCsZFgV6jfq203Lk5bYzIeLe8biN59yzvofidHluqzxB1/GcaniTpBPkfT7SKUN6r6QCNOQyKdCg3pes6MWGzR5iJiQ36We/vT3U36RNnqo5ahlD+1TjbHegXTStQlqmH9hhRRThhYPwlk4yFEXWclImNj03A6ENcJeWf0ICNw+LpzVZnGCWyAEBWB9bJ5RCUJLTG9tI2lGTJENGkjZddJfL8VFUhNCiWwu7Wxwv/TfVVCzlWVpn3i+Ixm5mLam0lqSIGttOfDxuixikxB+m0K5xH9bGnAIaSiQCyzs5f9Iz3TY35/V1efrqn9DePuSWCCca2+/0m0GSIWofGIpwyLxPTTKtzSxUMiWtMJnulPzXECpMOVIVZYtX4s6sGTEvxeaGLRyDOEkHXkxHF4NRqDQo2WQJOidUBdMgGhSuEWu1LSYOlJqZetLR3XRFNOPWZ02eUbaTR0QeL6eLKY3hT+wMJ/ei1VRtCXtdG7v2wvRiwHBjHhucYYjZZ8ZmKGlDM/SjzJMUJ5iOZYvFcha7giZh4BaU9LOgnnrm2Nva/dqzpn2vuNLSSiiSlpKWTUu3CY7GSsFiiBPgpibhXvBd8QhJTdwfyztVVPMDfzovG3tv4DgaHzy3u5fFdG9qA3N7iCg0oTC59sKoJVmSSpScFAGNCtJNgZwkkkORhcVP8+mrdbV7io9IdnRaON+Ejex6xbeEeX4RFgSxTIjaRdzFeKjxT3YwOnBZr8x5ZKy0O7M3k+9eZgvjof3kz/RElKWpB00Vn2RF/FkuC7OX59n0AG9MywR7CJvJ3BeoND4quFB1stdExMRU/JbZsu4RfTkw+ouLtdtHlgm6V99hlD9xX973XOZySlX3HywWj1iuE62rWc6NWpMcPSWIuSR63R8OfuLGYVSnL/ZGMm9BztMLcP/Yyd6O20Dm0SF++KXYa0QOnbAEpd0sYimnFGtIYUCbEpBJ2kIVtyLxOKbDMjeCMXcraQZ3E07eSvoCdx5OAfvdlBaxoowmiBV1wUiZLKcniIwmK3r0L9NwrBSClfs5jkXiyZqVN4/Nozze2uzXxHENfvpUg0U/TMHeUlNS0mbwLLKA4WSumqrYiZ4h6PAduLQGKIGvhxLVj8cKcId9uJQiPe5f8O86UIdaw6K1evQm+0FomwUHOQSyDV87w3xPD4Rya38M7HkDWQhs6NVsOmQlxDE7OTYcilzMMHzmQ8HgdoXL3p6bzR6Pz9K6IOuRsdZZ3w8LdBwVhzZy+z1kLZBqmoylT3Iqcur+eIpMUie9Tm496xmMEeVs6T5cu7H/6IGwxLjisFNNLFWyOqskLc6fIRtJXIgI2Z8YFXU2noIAzT9TNLwgAi1NSkMiKzG/oZgMdL1/NRBGrCTLo5MXmH+gv+GS7xrmRVOwLTzKkUoheehpK5ZMJOvc24BlDuVyEYJGJpaWE/biFr0glYF775uOXXmx40IEHEPCEXx7Pv73i7dOTUahYQCyFAkwe6jyus/ON19VvOPImj49Da5de8/3J2XCJOP4I9s2ykgOd/RejzI1HsuiES2KPCoUnYcK1CFQyeKKtbOjGeeqOny236wxq48QXDTf2fhXGQgVEnQQwyGdWrxIhhFDBkUjg2S+omaqmACHNMRgftPhEbshcCs0iSIYbwGvMO4ggtBPXLi1zj3NjCV95DWAocCzSMNcpIjMNLFyoJEGUI5E83EUHQrkCtb4HVa9858C85+PBFPZhjn3E7K2bVZSERBK1rb7CWCk9EhecHzH1muTeanbV9ZebjpY8eBbR0dJ/JJJ3VhzdmKwIY4oySnRUDp4yV+AvdtyHpUxrBgyihWIrCLQTPMkrHefC3xumwlcTv0VTkD43VUj/g4seWVcNTESTRMra5oa6tsn5+Y26PWSu/+TWfP8u/Md9k+eP9GBvmB3TL83LqF83KvD5iRrvGsGc0OLg6MiENgIZnm+J7bQYYxwGCIlkMu/83+4XlYqvRHu0UszyFNeIrCvQH2DFcjQNPR0uRFCXfQXhMLesuwvJHKlHxplMP4chK5HzdELV0H7uFBo6KR0d0LcEO1LjciQ8Gf5T5AUcMX7DCZxrW1lW83IWoiTmCwmBWVtnhhzNekJeiwExdJuKo5Myq+pthb/iUY3wkkh++gbVEDA2x2d5G2F8d5awf6fo9ZPiqKNR0YsSpO1obRmTtzA61zb3MK0maWDPgmL0nWHpCf5SSqDs1yB/D/Z2u2z3CsBP5sKiVpDLc5SR8sD0i+uHFGwSEiFcVXpKWhE9PQTf22dbC4pBaTtlRVzvFqz0jyiiymOzziRfHJYadnrzw1eHF/9ZVOwLcOmXuXbd3DoKi2hOGp/BkmXbvL5z6rihWWUci8ETg753MuDpcMhIa66FJBJxKeuogM3q6CgVqMzmvM7Vq5pSoNYEVXG64Q6agAb80KSnR4MVyYvqPxDou3oA4n5h/wOKYTylthSlkUZFjREDwBjR2iz8IzseEE0UUJjk59HdnanUVGh2LW4EWJjx0xOOphAYM3GkFPDROKbq/dT26KV8V9+R5ymocOTKhP62+szsOqRnKtuHR6pAf1uHdL0hsKboF2DXpQFf9H7FkgaS2AcIvX6fdw09CKLoARpCqzZED4zyapdXd9gSWEWtyOnS5ZYbp08xpdiPXOawqQ7//X/LnJmbTttIe1jvV/TnF9vmeMqrJ7EUgrhOh4NAyEJ1aZUTaHBt1Angizz/+AOxLaBYs+eEmdfUY1qfoPKWMaVp1lilqc3aJhHMzg2Cu5XVmH5Ra06vVS5dKmk1mNN8icOIwlYSj5NUdU9+mFmAV1m4nssV0lCZVY6WAZ/JUQ3p9OPJ9fBHmWiZ9OnnPGX/HGVaBulkewSlImsKvv2W0uKGsOPCaZ5Z0+HH89KzxxUdmDLSrGf5iMSGY1MD/AloGw6WM/WXG+sr7zeRC9LGyqqzntyQtd43ymTRa0oCNJtdFw4RjVDN+y+4DvlX8jz8qegHb3rOvOIeaIDYCzy91x7e5FMtXl+ReaO3KZlk2/yTL8EDheblRlX894fmJzliVlX0rXM6lsLUAg31GL4hNpMaqgIXBnu23JveqlD3Z+Zs7A58bfq4f3755nyg9NJhl5Mj27qxnqQ/MVqaMr5oHDpfai7bUc1XgDuOzqAKQHtV/wMicJAuupfaA5twaQ/ouGvLnu2WbwJQ7yIjtmmguR5GJRpXRn8W3Dyi3O8Z1sM/3Zr0aigI5C6k82Y5KUChYosdaKbTCgyYkEoLUgfW/hGDye8wVVR3Puj2JicEsAFU2EaGnMOe8GbEMLRPbuMx9fPO/f9H3uc4wnfPOY601OkQeMXnq3pOTyna47GE5XS3cEl3+wkAPWeH0X45ci6O2gzaVDY4olBfJuJutNCR10uGBWNiQ+z15AuibGjQV7cQWkX7VoqUr4ITJ3FXAT//+loawiEfIPZEssHA6ecjNi09oz2BkNzTMGY4qfJnyqV2btp/3YmScD689Bf1CqfdHaR3RudPCnHB1QsW9ac7Cgo+dM75tRg9LkVKf2lHWtbdELFLngLJVRQC5Mek+DAhp3wk5WI3CPhN2HhfMmtiI0YLLz6L3jhUjIP5E1OkccZ2sIG32hWg5+nzT23qC2OjO65AOlCIi5QvuPiliN6UqGHk2xtxpbMPEdBbcsJJjzjGAxshI+8lGJaABhIQdd+kH+KHPOirtGpDOahZVuZ2fq+qp0f5cxalFysi4OPKBE7D8VEwUYkcszGD9V3zhDA2cjEob3m5b0t2azLR9fnaBfyKnMXzK91s8XDS1b3TO7ei9mz/vXUJuDTr8N3iBL2ZDIqx1e1Pb84n7SlCtLcgI2xHDMshqajKRBHvPkjW9hnYF7f8YXZnySHwHXg4ezPuqp9H6okjXxU+lBxzR3evnjX0fEi06H5XTlLmlLKDX3nwxmZbtXWhXOT6svilgxx82Nc5aq1z73es2U7CEFg+VnoCtEx9hS+5nM8BDhc95pLVTF6b21opl3zMlVWhPuntuJ9cVgk4mW6kijNLC12Hhgu8/gY6DVUzwpPm/3PNMw5G1iKdbG87K0p4NBH2aysZKyLEyUnLhD90aBIHvI12K0BbJeoiFMkcgWFp8a41jV25h1ICcQt4RR8tN0ZWmDod5lUxvhyboekXGZMa1S5AX5NWFbaG3wcP51Vi0mh3MfsSg3EJcAPpNL1xkmsIAaUHHnZdUQiuLycXBfQ4bMlZY3dC7Us0ktG0lpOrEyZo9D1umflaSK9GH5p50GA2z9Lgm2VOHyknF9jXI2Jv3CKos4aR+XEN6ti98R8mnjFOxpu8n2v6gydm3gFfHQlkDpoI/ZswmaxUn8Xqyyl/uv4G7krT23mlxTi/2POkxfbdcUJ2QQHe1zAShtWCvRubO4K3krtSFWy+YZNeVLEMVFqApd8bJnoBa5uGTrfP2JHFHSDCCRdzdrfui8+6+Q3b7BfkSVlLf0fnYPFZEVn6DPS1AE4lyGlvm4kuVutn1xvcIt+J3OcBbVr5qzWDfo514jQIC1ptbKxx8+3gvF9KAae2fhr3v8V18SE7wNMh4fmLlv2dRx2QJgutARnFY+CpunDWM4MBhnduvcmvLQvxj6SEIQ0bHF7urHjEkyPrd4yK6WDjF0fxBaDaV5YJpNMYy0pwfeziFXiryidBE7mOhgTT15zBJ+zmxAeLQoDvA8nY/fYmeq10i5hMuruPbZcmCztAlbSEIy1WER3seuJfJjQP6tEUkmkixH6YQPVg2aPmLG7w9V9EBoBaFtB2bH+MDxMFikaDawv+UzYsya2zr2RwViCI+ROVFxh7FSdAhOpDsymC+hzZDQMOTy1DYlgYAeAMvUSBpVCQUrS+WWucrxjmINyl6aCDhG8xZdwhIGcMj8uSQq6vRvjUul6P/3dHZy6Knx7YUusm2ushjYRipzfc6JLP8uKvROjj3QAy7VjYlQx/QUgRbwf++doy3d0R3bPqpDZheWDnvxugmXh/F7/7xJtE7aYhgjBiTPMrPo8DwbM7ZD6Fd3T8UuTKgS99fGpkfGxT8+/42LgiomuDTllrsrwiuFMXY3OAngREoVPwV0cIVxKt8O87Y1ngixRqpK10vmZFUl+H/7mwhrh3jxsoR+huW+Z+Z42eUmoIE+gTKsPWhDLA/Wf0lDxNn3Zr1/HC3HfLxpxlVrKstbEL2qp6LSFhfrWNPlYx0LtcUJ99Cq+2jOHYj8BxpHU0CEsnfjX0Lct35Noibx0GJEqqT0cfrWoVp74lI4qFp1XD9f/3org4jwoNYv0zga5w8vFXKpygp9f5ErtfixzPCLv96b5D63miFB3QMGjH9imchK0kJteWjOgbVrkPzu7WHMRl5ImLhQnFc8USeLdKjEO6K6hz0a6RQpizU41+pjqv+4gVQ5uGKbDrFVBGL1m3A1usCoHOwwfYuRwxZFzBTuUc5kyMPw1UhPyNVsYBuXCQyrDNC8u5WvoNXBPGYA8Ee1kHYMPg54hnv/fmVgsRkIb3YV+MZwXn4z9lqoMYHFxPCd+ehG+SlRm1ITxz+CJfPFzMO97YDYDI+ICOru6brsx/uOdMcsscYXOszZMkFVMDvEWRERK5FaZ0hvLc9O6Ym+REelZKPgktqY8NJQHcjNLN18QI4tmd+kRmbjlltN2YMH4ZI1xBmKZAZKKspOWg+qjuDEGyIVimujpOdffKqMiq4GPfbRWpcjXQ1eu0M9G6Da4uBHqHFiZHJIVjE1jSRP5yEHIInTJKHjOWqjkC/hFzM8L5XrmU8L2N5vBXR6VFRSYixyFjFJzubKwfkwy795qNneEnov4BtJIThGOOAAGZiLmz3DS/2qRhSo9sH4wLKwFC38717L24/45F3x1pcMuAj7FuKLtvcSYU7/OvSReng7ahFAXeamUi3AhubSllNqC4KJuZ+GWem/jcGlC3uFMno/lGAtDZlHFWmOesVTbD7qXMXuh1Wmoqg3/3fVgWuuzIMPefPWEXvy1ny7cN5teEZSTEtVGaGWmWhifsF3xE5HBeuNzcSlYVxzAHOJcZLQys5m/Sy7Gwy4HEDJkNo0uzJlo4GF7BK9yoighIldYF4haOMFx6IIcn3oZPvZVlbHBnKpaFi7jBhPS3hvla19HiC57GT7O56EJ9c70mCxNtDyQsocI4qZCXpE3vwxXAg8BmqqfxWiGWkmI5WSMFZrKlh67IKtihwXHQj349iCPlPKIo0QxPH7CBu71Xtji52D+nUXFS6K9z7P3v6sYiv/PzmMkUPvdslxZjrqvQTs3OX2bjea8FzEKcN+MCAnjvGRuinpBkJve3fVGTfqhZUX429XTV/m/1u6Rl58B1tb/c5JqtTWF+DTss9C9DN+EYpmMKlAz9H4/x8NEAtPqYEUTHeskqXyLU2S+6ES6zuhwrqdeMI0xPrNe2WLKs0fkaAD3LpKLXUYfNzQGpScs6xOM0HRRjaH52w5XKb4MZHRuVlrM0ctml/d+pqZypv5KbN4anqKdAIFbbCrMML6Gl5A24Cu8nWdkCDb1WwJDLbG+Kg58DXQm//sPd43N2+w4XTk0BRYQv4gr5yKKBqOmBUwRxYtLoUFTwVLjKnyPgFFKbd6Lj6Owf5r5YiDaJww0SwZYOib/KF/fag11jyzZAX7BY+XMv8U2fpiNmo3Ll+R890D8wCQwi/l5Qvf/WvKaX58aEDcWQqpW5i1Iu8yG+VBOiQ4k3MILGQIC9SrUR3Ggbt8DUB84/EuRv0qAnRWCWhhAqAu2BDKOyPHS4/T0w2ENUUCf3ccLLAgB6DKlBHmM/C+ZcVlgTkerrODTRTIGpoCUYHZrZfVuhSYio190hxQdkKKLlrdlxc0Go3czPX/PUtbQ/TkfLBR+9qeKGJYvmgfJkMGwc7EMoigODYHatNk6j38a5ICXBfEQ6DEMWAbGV/BgD4ch3XDbDU3G36I9VDWCRQ0jEBd1yI8kWJ9tVy8OZBDg9KjsjMD1Fam+2OTYaDKhI7WFsSD3ecA+oXgjBlUWahlzK/ubSzlpdNYUx8lzF0RU0z+3QbKZODK4UlMCo4fHE1mcIB2EYdvbjaBk6qi1r3Lvr8tY/tW9einA0//rPnJTL+DkSRM+WYwkSHGCHgNAf2BduCQ8Knm/A1Ikwv1BqENQ/oKA8oWkEP/haF7QePhIZHKg06Y55Zc0uWx7OiMAjUdE13ergtMYbE4aKyKgbvjH8gi9yZlQxA9ibvdvPN6pSpReDtz7XbMtBstuDwELhwhhBEGgg5X4QAoLMRE5P7NCmOBB8tTu15fv/tmzBxzbOhtdNtn7aPvQ12ObSnr27S7YufI3IjNNIIhw6RtS8kJYNj866hE9kySMSrX+aAU/5UGd/rAXGg5+ASlUG2RWCWp8ugwl7XYd7EQYWRHq2jrlwoLKCeL5jIRUPmYDk/jT/3B6e94qn7RJDse9Jh5rp8ov1xxXEN2u7pBtme4TEfXug7Sf+zfvxzqosk+HQUz6/MkT5PMH8Wem18PRsrbp/d8eWFGTVBC+Oyrzefcoagj2K8nCyLEEhemq+OFuTTPnHva39rR/lFieKFauYeAiL+FoKA/hJTswgX1ShwcBuQXeWnt8RV1uW0iwkdKh7dTGxO0Cx5+h7QY430PA+mywIYRNQiDiVaqPGRnUiu+elfzVjIA2CgktHscLpGulH4LkQqFvIFnpy6KRRBcGNGVMeA7zlGhk4ywvp52bi4Zngu9XZmUHxpbiHLRxN2fBvjgYOIIMq4tmC2Mv/RZbhDaFnCq2eyZLmCXMaXqRmCLMhsFod3Cz0ZmMb4Nn0mTrCYD34RSMoJjGpD5FP0ac1l6ktOHC9mjgHHQOEbo2sgp2Qpk7ryTTZC943R64wdGNOXcYTWOCEkX26rP1G1WyXqwuiZh7A3OTikJqk7lKAeQpHRdY0iEmI4jmalByvjIlKsP7e+7Zmjhm1HT86tDVIHTaZFeVx9t+Pz1AVVysOOz3cGVGSXCPW5+0IqLuIpR/NgDyq5MKUYmARcQB3+mhSRzMDn/Od/SysO8KXbdSzNXM6VV3x/QrPu5evn5UzRQs3qpTxdWH9sjpR/Yf9jBOSGFIh1+qi3VcoNEiaBlcP76XtuzVEhBRSU6NODOC/llU77aFAij0ICUgKDuF6w4nMPmD2ZciiXKePzQY8sIGttphihTrJBy1R49tjxJ/JnU8vaYE1iwk/L04EsE+HoMkN5sQ/4LFqijo2oBDOCvI7wp39Up8ZEusbd/rqfsuL6RJTuJu90eQ2tKxB09BReRS2Hwrut2tYLFVZAsSi9bkzbwFN3cHuM7ltUIVSRrZgMg9AoNOUHr6t7Zhl87rS//MRj0vU1QCQifTOxUTwMYsQkIP17/wNiLT4UGidsMU2sdF1cZUzqLkEDTsxq1KhuDfw5hVWGHsTbyq5AhZt3G0eeATYnZO6ZiI/KKF1QqiWgFNo9BEhdVLBaE6wZjloxtwiEOnHj6MfJ0humz1bmtt/VRl4V0+Q7y66NRwrBa9riypNKelbK/MeI9KJKVNLKY2nRV71qcWyCNjEofmdT7C9nQ1sAwEFzzQcFT4fIfCWPoehAMy4eFMkz5e0NlNrcVjhV27pou2/2oOeDZHzi1iJFgHPGvtglTqGa5eQZxjTikviDMP+M/M5RdRf2Qmy+aU2fc7Rwrj4lL+SNW77cGX0xbJ6zwpSek/W7XOM+KmS/MSUXu6qajTFjD/uVH4+oPLH3TDVuE9PPPwDYfH2NB+F3FK5p+NhSB3dzZuw2zy0BEkriC9qsoYrdKnVxGX4pcjLMECOQYGryaML0z2LTyaW6gbKfCY6bmeJGPvpmr8WMZSXT7noHz3JDkEYI/BVcAF48kwq+A0F8QZ11DBE2DJhlTCZ3ZzChdn8x1JrbcIz3fswc7BkjMrQqFGPOObN8bZCIUpZGLr2Mq0yJTXTBnGM00vnZsEu/VOsM/JxMj/0KOSS+ypODsVKbsHiRvrLXiFyCZNEatzImbP6/sdrHxHSb/Bx5XY42YCYNW4Y64waTXmuLlA1GJcZI8Is3Rv8ioyJ+v7kgC4x/OZ9GQn0H9DPKrC9W+nT7ZDPf+PUFFybS6BZB+Tyr7B8zMwSA0A2POQyFQY+Rs8Un0WErdFOIj8Q9kzVHMvMoOOjRe6v/2AFUaEPenk3pFOhdaS/2qtjZtECzkBFirMmraFE/WGDZGI611QluzrtOzKijxHYcWcjkXDnTqppURqT2sUNIyn8+BMnQZ4+gJKpyFYKszaqhOeoZCwVbXqs39w3we22fpX6feYYmXN1LWj6VVdzUSevLGE02UF2uba3Ysvdvbzjlv9TExU9uXqh/6weHjJatjIFvrY2r+nNoET0cj7enL7a6LimLKBbMzdvGxtkTU3i2LjW0ty2mLTjHl9ljhT/bajkFmsHFL97D6dXpbmNKj2hnupQ0RkZi6rE2rygUEk8n+A+vvtR6bng0Cw6d/XaGItgXpqwUok4ipY8j2yrvdR5qgdcj5DxG/mk7YohEVg4RSfU8cUCD1sUnVsHktkYr3yyGT2kNuHZczgztPJPE4dn/QF7hA9WL3HwXc/yR1BwiLFFhKf3yxiNH3EFa0ZeaGXc87yxKbo9S59cJZd89qmrG/gtz5PUBg0J+ve5ZIoBO6H0OlWquJiOVBN17duYVDehB5uxHO8VAWuHL0F5zbxdX32LGdoEfPpcLE5KHNXztdrCzi5L7lKKkQYYYs4hIx8ReFkYATjB3fMcWVb2Kad9Sdiz547l1dteAv/Vqb8fJ4ANCdo7W5wUBhnRPkJAFvQgN6G/5EBP+HV7PdWAwn85p8tzy/w5+q52mCISx67cg0IgMDDz+leoYn/R3PYTwB8ti59OaJ++aZlZWM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u{constructor(){this.s=new Uint32Array(4)}reset(){this.s[0]=394173556,this.s[1]=2926575054,this.s[2]=1022685995,this.s[3]=1178902408}nextFloat(){let e=this.s[0],t=this.s[1];const n=this.s[2],r=this.s[3];return this.s[0]=n,this.s[1]=r,e^=e<<23|t>>>9,t^=t<<23,this.s[2]=e^n^e>>>17^n>>>26,this.s[3]=t^r^(e<<15|t>>>17)^(n<<6|r>>>26),(this.s[3]+r>>>0)%4294967296/4294967296}}const p={};class f extends e.WavePattern{constructor(e,t){const n=[0,-.3,-.6,-.75,-.45,0,.45,.75,.6,.3];t!==p&&n.reverse(),super(6,n)}getDelta(e){return super.getDelta(e)+.5*Math.sin(.03*e)}}class m extends e{constructor(e=p){super({name:"",settings:a,blocks:l,notes:d,dividers:c}),e===p?(this.name="sketch",this.handedness=1):(this.name="sketch left handed",this.handedness=-1),this.random=new u,this.wave=new f(4,e),this._assignCapFunctions(),this._assignConnectFunctions(),this._assignNoteFunctions(),this._assignBlockFunctions(),this._assignDividerFunctions()}_assignCapFunctions(){this.renderBar=this.renderBar.bind(this),this.renderBox=this.renderBox.bind(this),this.agentCap.cross.render=this.renderCross.bind(this),this.agentCap.bar.render=this.renderBar,this.agentCap.box.boxRenderer=this.renderBox}_assignConnectFunctions(){this.renderArrowHead=this.renderArrowHead.bind(this),this.renderFlatConnector=this.renderFlatConnector.bind(this),this.renderRevConnector=this.renderRevConnector.bind(this),this.connect.arrow.single.render=this.renderArrowHead,this.connect.arrow.double.render=this.renderArrowHead,this.connect.arrow.cross.render=this.renderCross.bind(this),this.connect.line.solid.renderFlat=this.renderFlatConnector,this.connect.line.solid.renderRev=this.renderRevConnector,this.connect.line.dash.renderFlat=this.renderFlatConnector,this.connect.line.dash.renderRev=this.renderRevConnector,this.connect.line.wave.renderFlat=this.renderFlatConnectorWave.bind(this),this.connect.line.wave.renderRev=this.renderRevConnectorWave.bind(this)}_assignNoteFunctions(){this.notes.note.boxRenderer=this.renderNote.bind(this),this.notes.state.boxRenderer=this.renderState.bind(this)}_assignBlockFunctions(){this.renderTag=this.renderTag.bind(this),this.blocks.ref.boxRenderer=this.renderRefBlock.bind(this),this.blocks[""].boxRenderer=this.renderBlock.bind(this),this.blocks.ref.section.tag.boxRenderer=this.renderTag,this.blocks[""].section.tag.boxRenderer=this.renderTag,this.blocks[""].sepRenderer=this.renderSeparator.bind(this)}_assignDividerFunctions(){this.dividers.line.render=this.renderLineDivider.bind(this),this.dividers.tear.render=e.renderTearDivider.bind(null,{fadeBegin:5,fadeSize:10,pattern:this.wave,lineAttrs:i.normal})}reset(){this.random.reset()}addDefs(e){e("sketch_font",()=>{const 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r=h(e,n+1,e.length,{aliases:!0});if(!r.alias)throw s("Reference must have an alias",e[n]);return{type:"group begin",agents:t,blockType:"ref",tag:"ref",label:r.name,alias:r.alias}},e=>{const t=m[a(e[0])];return!t||e.length<=1?null:Object.assign({agents:d(e,1,e.length,{aliases:!0})},t)},t=>{if("simultaneously"!==a(t[0]))return null;if(":"!==a(e.last(t)))return null;let n="";if(t.length>2){if("with"!==a(t[1]))return null;n=i(t,2,t.length-1)}return{type:"async",target:n}},e=>{const t=p[a(e[0])],n=l(e,":");if(!t||-1===n)return null;const r=t.types[a(e[1])];if(!r)return null;let h=2;const g=d(e,h=o(e,h,r.skip),n);if(g.length<r.min)throw s("Too few agents for "+t.mode,e[0]);if(null!==r.max&&g.length>r.max)throw s("Too many agents for "+t.mode,e[0]);return{type:r.type,agents:g,mode:t.mode,label:i(e,n+1)}},e=>{const t=l(e,":",{orEnd:!0}),n=function(e,t,{start:n=0,limit:r=null}={}){null===r&&(r=e.length);for(let s=n;s<r;++s){const n=t.get(a(e[s]));if(n)return{pos:s,value:n}}return null}(e,c.types,{start:0,limit:t-1});if(!n)return null;const r=n.pos,o={flagTypes:c.agentFlags};if("..."===a(e[0]))return{type:"connect-delay-end",tag:i(e,1,r),agent:h(e,r+1,t,o),label:i(e,t+1),options:n.value};if("..."===a(e[r+1])){if(t!==e.length)throw s("Cannot label beginning of delayed connection",e[t]);return{type:"connect-delay-begin",tag:i(e,r+2,t),agent:h(e,0,r,o),options:n.value}}return{type:"connect",agents:[h(e,0,r,o),h(e,r+1,t,o)],label:i(e,t+1),options:n.value}},t=>t.length<2||":"!==a(e.last(t))?null:{type:"mark",name:i(t,0,t.length-1)}],y=new t;return class{getCodeMirrorMode(){return y.getCodeMirrorMode(Array.from(c.types.keys()))}parseLines(e,t){const r={meta:{title:"",theme:"",code:t,terminators:"none",headers:"box",textFormatter:n},stages:[]};return e.forEach(e=>(function(e,{meta:t,stages:n}){let r=null;for(let n=0;n<b.length&&!(r=b[n](e,t));++n);if(!r)throw s("Unrecognised command: "+i(e),e[0]);"object"==typeof r&&(r.ln=e[0].b.ln,n.push(r))})(e,r)),r}parse(e){const t=y.tokenise(e),n=y.splitLines(t);return this.parseLines(n,e)}}}),n("sequence/Generator",["core/ArrayUtilities"],e=>{"use strict";function t(e,t){const n=p[e.type];return!(!n||e.type!==t.type)&&!n.check.some(n=>e[n]!==t[n])}function n(t,n){p[t.type].merge.forEach(r=>{e.mergeSets(t[r],n[r])})}function r(e,t){for(let n=0;n<e.length;){t(e[n],n)?e.splice(n,1):++n}}function s(e){r(e,(r,s)=>{for(let i=0;i<s;++i)if(t(e[i],r))return n(e[i],r),!0;return!1})}function i(e){const t=new Set,n=e.map(({type:e})=>e);return n.forEach(e=>{const r=p[e];r&&n.every(t=>e===t||r.siblings.has(t))&&t.add(e)}),t}function a(e,s,i,a){r(a,r=>{if(!e.has(r.type)||!s.has(r.type))return!1;for(let e=0;e<i.length;++e)if(t(i[e],r))return n(i[e],r),!0;return!1})}function o(e,t){if("agent begin"===e.type)return e.mode=t,!0;if("parallel"===e.type){let n=!1;return e.stages.forEach(e=>{"agent begin"===e.type&&(e.mode=t,n=!0)}),n}return!1}function l(t,n,r,s=null){e.remove(t,n,g.equals),e.remove(t,r,g.equals);let i=0,a=t.length;if(s){const e=s.map(e=>g.indexOf(t,e)).filter(e=>-1!==e);i=e.reduce((e,t)=>Math.min(e,t),t.length),a=e.reduce((e,t)=>Math.max(e,t),i)+1}return t.splice(i,0,n),t.splice(a+1,0,r),{indexL:i,indexR:a+1}}class h{constructor({visible:e=!1,locked:t=!1,blocked:n=!1,highlighted:r=!1,group:s=null,covered:i=!1}={}){this.visible=e,this.locked=t,this.blocked=n,this.highlighted=r,this.group=s,this.covered=i}}h.LOCKED=new h({locked:!0}),h.DEFAULT=new h;const d={equals:(e,t)=>e.name===t.name,hasFlag:(e,t=!0)=>n=>n.flags.includes(e)===t},g={equals:(e,t)=>e.id===t.id,make:(e,{anchorRight:t=!1,isVirtualSource:n=!1}={})=>({id:e,anchorRight:t,isVirtualSource:n}),indexOf:(t,n)=>e.indexOf(t,n,g.equals),hasIntersection:(t,n)=>e.hasIntersection(t,n,g.equals),addNearby:(t,n,r,s)=>{const i=e.indexOf(t,n,g.equals);-1===i?t.push(r):t.splice(i+s,0,r)}},c={"note over":[g.make("["),g.make("]")],"note left":[g.make("[")],"note right":[g.make("]")]},u=["[","]"],p={"agent begin":{check:["mode"],merge:["agentIDs"],siblings:new Set(["agent highlight"])},"agent end":{check:["mode"],merge:["agentIDs"],siblings:new Set(["agent highlight"])},"agent highlight":{check:["highlighted"],merge:["agentIDs"],siblings:new Set(["agent begin","agent end"])}};return class{constructor(){this.agentStates=new Map,this.agentAliases=new Map,this.activeGroups=new Map,this.gAgents=[],this.labelPattern=null,this.nextID=0,this.nesting=[],this.markers=new Set,this.currentSection=null,this.currentNest=null,this.stageHandlers={"block begin":this.handleBlockBegin.bind(this),"block split":this.handleBlockSplit.bind(this),"block end":this.handleBlockEnd.bind(this),"group begin":this.handleGroupBegin.bind(this),mark:this.handleMark.bind(this),async:this.handleAsync.bind(this),"agent define":this.handleAgentDefine.bind(this),"agent begin":this.handleAgentBegin.bind(this),"agent end":this.handleAgentEnd.bind(this),divider:this.handleDivider.bind(this),"label pattern":this.handleLabelPattern.bind(this),connect:this.handleConnect.bind(this),"connect-delay-begin":this.handleConnectDelayBegin.bind(this),"connect-delay-end":this.handleConnectDelayEnd.bind(this),"note over":this.handleNote.bind(this),"note left":this.handleNote.bind(this),"note right":this.handleNote.bind(this),"note between":this.handleNote.bind(this)},this.expandGroupedGAgent=this.expandGroupedGAgent.bind(this),this.handleStage=this.handleStage.bind(this),this.toGAgent=this.toGAgent.bind(this),this.endGroup=this.endGroup.bind(this)}toGAgent({name:e,alias:t,flags:n}){if(t){if(this.agentAliases.has(e))throw new Error("Cannot alias "+e+"; it is already an alias");const n=this.agentAliases.get(t);if(n&&n!==t||this.gAgents.some(e=>e.id===t))throw new Error("Cannot use "+t+" as an alias; it is already in use");this.agentAliases.set(t,e)}return g.make(this.agentAliases.get(e)||e,{isVirtualSource:n.includes("source")})}addStage(e,t=!0){e&&(void 0===e.ln&&(e.ln=this.latestLine),this.currentSection.stages.push(e),t&&(this.currentNest.hasContent=!0))}addParallelStages(e){const t=e.filter(e=>Boolean(e));if(0!==t.length)return 1===t.length?this.addStage(t[0]):(t.forEach(e=>{void 0===e.ln&&(e.ln=this.latestLine)}),this.addStage({type:"parallel",stages:t}))}defineGAgents(t){e.mergeSets(this.currentNest.gAgents,t.filter(e=>!u.includes(e.id)),g.equals),e.mergeSets(this.gAgents,t,g.equals)}getGAgentState(e){return this.agentStates.get(e.id)||h.DEFAULT}updateGAgentState(e,t){const n=this.agentStates.get(e.id);n?Object.assign(n,t):this.agentStates.set(e.id,new h(t))}replaceGAgentState(e,t){this.agentStates.set(e.id,t)}validateGAgents(e,{allowGrouped:t=!1,rejectGrouped:n=!1,allowVirtual:r=!1}={}){e.forEach(e=>{const s=this.getGAgentState(e);if(s.covered)throw new Error("Agent "+e.id+" is hidden behind group");if(n&&null!==s.group)throw new Error("Agent "+e.id+" is in a group");if(s.blocked&&(!t||null===s.group))throw new Error("Duplicate agent name: "+e.id);if(!r&&e.isVirtualSource)throw new Error("cannot use message source here");if(e.id.startsWith("__"))throw new Error(e.id+" is a reserved name")})}setGAgentVis(e,t,n,r=!1){const s=new Set,i=e.filter(e=>{if(s.has(e.id))return!1;s.add(e.id);const n=this.getGAgentState(e);if(n.locked||n.blocked){if(r)throw new Error("Cannot begin/end agent: "+e.id);return!1}return n.visible!==t});return 0===i.length?null:(i.forEach(e=>{this.updateGAgentState(e,{visible:t})}),this.defineGAgents(i),{type:t?"agent begin":"agent end",agentIDs:i.map(e=>e.id),mode:n})}setGAgentHighlight(e,t,n=!1){const r=e.filter(e=>{const r=this.getGAgentState(e);if(r.locked||r.blocked){if(n)throw new Error("Cannot highlight agent: "+e.id);return!1}return r.visible&&r.highlighted!==t});return 0===r.length?null:(r.forEach(e=>{this.updateGAgentState(e,{highlighted:t})}),{type:"agent highlight",agentIDs:r.map(e=>e.id),highlighted:t})}_makeSection(e,t){return{header:e,delayedConnections:new Map,stages:t}}_checkSectionEnd(){const e=this.currentSection.delayedConnections;if(e.size>0){const t=e.values().next().value;throw new Error('Unused delayed connection "'+t.tag+'" at line '+(t.ln+1))}}beginNested(e,{tag:t,label:n,name:r,ln:s}){const i=g.make(r+"[",{anchorRight:!0}),a=g.make(r+"]"),o=[i,a],l=[];return this.currentSection=this._makeSection({type:"block begin",blockType:e,tag:this.textFormatter(t),label:this.textFormatter(n),canHide:!0,left:i.id,right:a.id,ln:s},l),this.currentNest={blockType:e,gAgents:o,leftGAgent:i,rightGAgent:a,hasContent:!1,sections:[this.currentSection]},this.replaceGAgentState(i,h.LOCKED),this.replaceGAgentState(a,h.LOCKED),this.nesting.push(this.currentNest),{stages:l}}nextBlockName(){const e="__BLOCK"+this.nextID;return++this.nextID,e}nextVirtualAgentName(){const e="__"+this.nextID;return++this.nextID,e}handleBlockBegin({ln:e,blockType:t,tag:n,label:r}){this.beginNested(t,{tag:n,label:r,name:this.nextBlockName(),ln:e})}handleBlockSplit({ln:e,blockType:t,tag:n,label:r}){if("if"!==this.currentNest.blockType)throw new Error('Invalid block nesting ("else" inside '+this.currentNest.blockType+")");this._checkSectionEnd(),this.currentSection=this._makeSection({type:"block split",blockType:t,tag:this.textFormatter(n),label:this.textFormatter(r),left:this.currentNest.leftGAgent.id,right:this.currentNest.rightGAgent.id,ln:e},[]),this.currentNest.sections.push(this.currentSection)}handleBlockEnd(){if(this.nesting.length<=1)throw new Error('Invalid block nesting (too many "end"s)');this._checkSectionEnd();const t=this.nesting.pop();if(this.currentNest=e.last(this.nesting),this.currentSection=e.last(this.currentNest.sections),!t.hasContent)throw new Error("Empty block");this.defineGAgents(t.gAgents),l(this.gAgents,t.leftGAgent,t.rightGAgent,t.gAgents),t.sections.forEach(e=>{this.currentSection.stages.push(e.header),this.currentSection.stages.push(...e.stages)}),this.addStage({type:"block end",left:t.leftGAgent.id,right:t.rightGAgent.id})}makeGroupDetails(t,n){const r=t.map(this.toGAgent);if(this.validateGAgents(r,{rejectGrouped:!0}),this.agentStates.has(n))throw new Error("Duplicate agent name: "+n);const s=this.nextBlockName(),i=g.make(s+"[",{anchorRight:!0}),a=g.make(s+"]");this.replaceGAgentState(i,h.LOCKED),this.replaceGAgentState(a,h.LOCKED),this.updateGAgentState(g.make(n),{blocked:!0,group:n}),this.defineGAgents(r);const{indexL:o,indexR:d}=l(this.gAgents,i,a,r),c=[],u=r.slice();for(let e=o+1;e<d;++e)c.push(this.gAgents[e]);return e.removeAll(c,u,g.equals),{gAgents:r,leftGAgent:i,rightGAgent:a,gAgentsContained:u,gAgentsCovered:c}}handleGroupBegin({agents:e,blockType:t,tag:n,label:r,alias:s}){const i=this.makeGroupDetails(e,s);i.gAgentsContained.forEach(e=>{this.updateGAgentState(e,{group:s})}),i.gAgentsCovered.forEach(e=>{this.updateGAgentState(e,{covered:!0})}),this.activeGroups.set(s,i),this.addStage(this.setGAgentVis(i.gAgents,!0,"box")),this.addStage({type:"block begin",blockType:t,tag:this.textFormatter(n),canHide:!1,label:this.textFormatter(r),left:i.leftGAgent.id,right:i.rightGAgent.id})}endGroup({name:e}){const t=this.activeGroups.get(e);return t?(this.activeGroups.delete(e),t.gAgentsContained.forEach(e=>{this.updateGAgentState(e,{group:null})}),t.gAgentsCovered.forEach(e=>{this.updateGAgentState(e,{covered:!1})}),this.updateGAgentState(g.make(e),{group:null}),{type:"block end",left:t.leftGAgent.id,right:t.rightGAgent.id}):null}handleMark({name:e}){this.markers.add(e),this.addStage({type:"mark",name:e},!1)}handleDivider({mode:e,height:t,label:n}){this.addStage({type:"divider",mode:e,height:t,formattedLabel:this.textFormatter(n)},!1)}handleAsync({target:e}){if(""!==e&&!this.markers.has(e))throw new Error("Unknown marker: "+e);this.addStage({type:"async",target:e},!1)}handleLabelPattern({pattern:e}){this.labelPattern=e.slice();for(let e=0;e<this.labelPattern.length;++e){const t=this.labelPattern[e];"object"==typeof t&&void 0!==t.start&&(this.labelPattern[e]=Object.assign({current:t.start},t))}}applyLabelPattern(e){let t="";const n={label:e};return this.labelPattern.forEach(e=>{"string"==typeof e?t+=e:void 0!==e.token?t+=n[e.token]:void 0!==e.current&&(t+=e.current.toFixed(e.dp),e.current+=e.inc)}),t}expandGroupedGAgent(e){const t=this.getGAgentState(e).group;if(!t)return[e];const n=this.activeGroups.get(t);return[n.leftGAgent,n.rightGAgent]}expandGroupedGAgentConnection(t){const n=this.expandGroupedGAgent(t[0]),r=this.expandGroupedGAgent(t[1]);let s=g.indexOf(this.gAgents,n[0]),i=g.indexOf(this.gAgents,r[0]);return-1===s&&(s=n[0].isVirtualSource?-1:this.gAgents.length),-1===i&&(i=this.gAgents.length),s===i?[e.last(n),e.last(r)]:s<i?[e.last(n),r[0]]:[n[0],e.last(r)]}filterConnectFlags(t){const n=t.filter(d.hasFlag("begin")).map(this.toGAgent),r=t.filter(d.hasFlag("end")).map(this.toGAgent);if(g.hasIntersection(n,r))throw new Error("Cannot set agent visibility multiple times");const s=t.filter(d.hasFlag("start")).map(this.toGAgent),i=t.filter(d.hasFlag("stop")).map(this.toGAgent);if(e.mergeSets(i,r),g.hasIntersection(s,i))throw new Error("Cannot set agent highlighting multiple times");return this.validateGAgents(n),this.validateGAgents(r),this.validateGAgents(s),this.validateGAgents(i),{beginGAgents:n,endGAgents:r,startGAgents:s,stopGAgents:i}}makeVirtualAgent(e){const t=g.make(this.nextVirtualAgentName(),{anchorRight:e,isVirtualSource:!0});return this.replaceGAgentState(t,h.LOCKED),t}addNearbyAgent(e,t,n){g.addNearby(this.currentNest.gAgents,e,t,n),g.addNearby(this.gAgents,e,t,n)}expandVirtualSourceAgents(e){if(e[0].isVirtualSource){if(e[1].isVirtualSource)throw new Error("Cannot connect found messages");if(u.includes(e[1].id))throw new Error("Cannot connect found messages to special agents");const t=this.makeVirtualAgent(!0);return this.addNearbyAgent(e[1],t,0),[t,e[1]]}if(e[1].isVirtualSource){if(u.includes(e[0].id))throw new Error("Cannot connect found messages to special agents");const t=this.makeVirtualAgent(!1);return this.addNearbyAgent(e[0],t,1),[e[0],t]}return e}_handlePartialConnect(t){const n=this.filterConnectFlags(t),r=t.map(this.toGAgent);this.validateGAgents(r,{allowGrouped:!0,allowVirtual:!0}),this.defineGAgents(e.flatMap(r,this.expandGroupedGAgent).filter(e=>!e.isVirtualSource));const s=t.filter(d.hasFlag("begin",!1)).map(this.toGAgent).filter(e=>!e.isVirtualSource);return this.addStage(this.setGAgentVis(s,!0,"box")),{flags:n,gAgents:r}}_makeConnectParallelStages(e,t){return[this.setGAgentVis(e.beginGAgents,!0,"box",!0),this.setGAgentHighlight(e.startGAgents,!0,!0),t,this.setGAgentHighlight(e.stopGAgents,!1,!0),this.setGAgentVis(e.endGAgents,!1,"cross",!0)]}_isSelfConnect(e){const t=e.map(this.toGAgent),n=this.expandGroupedGAgentConnection(t);return n[0].id===n[1].id&&!n.some(e=>e.isVirtualSource)}handleConnect({agents:e,label:t,options:n}){if(this._isSelfConnect(e)){const r={};return this.handleConnectDelayBegin({agent:e[0],tag:r,options:n,ln:0}),void this.handleConnectDelayEnd({agent:e[1],tag:r,label:t,options:n})}let{flags:r,gAgents:s}=this._handlePartialConnect(e);s=this.expandGroupedGAgentConnection(s);const i={type:"connect",agentIDs:(s=this.expandVirtualSourceAgents(s)).map(e=>e.id),label:this.textFormatter(this.applyLabelPattern(t)),options:n};this.addParallelStages(this._makeConnectParallelStages(r,i))}handleConnectDelayBegin({agent:e,tag:t,options:n,ln:r}){const s=this.currentSection.delayedConnections;if(s.has(t))throw new Error('Duplicate delayed connection "'+t+'"');const{flags:i,gAgents:a}=this._handlePartialConnect([e]),o=this.nextVirtualAgentName(),l={type:"connect-delay-begin",tag:o,agentIDs:null,label:null,options:n};s.set(t,{tag:t,uniqueTag:o,ln:r,gAgents:a,connectStage:l}),this.addParallelStages(this._makeConnectParallelStages(i,l))}handleConnectDelayEnd({agent:e,tag:t,label:n,options:r}){const s=this.currentSection.delayedConnections,i=s.get(t);if(!i)throw new Error('Unknown delayed connection "'+t+'"');let{flags:a,gAgents:o}=this._handlePartialConnect([e]);o=this.expandGroupedGAgentConnection([...i.gAgents,...o]),o=this.expandVirtualSourceAgents(o);let l=i.connectStage.options;if(l.line!==r.line)throw new Error("Mismatched delayed connection arrows");r.right&&(l=Object.assign({},l,{right:r.right})),Object.assign(i.connectStage,{agentIDs:o.map(e=>e.id),label:this.textFormatter(this.applyLabelPattern(n)),options:l});const h={type:"connect-delay-end",tag:i.uniqueTag};this.addParallelStages(this._makeConnectParallelStages(a,h)),s.delete(t)}handleNote({type:t,agents:n,mode:r,label:s}){let i=null;i=0===n.length?c[t]||[]:n.map(this.toGAgent),this.validateGAgents(i,{allowGrouped:!0});const a=(i=e.flatMap(i,this.expandGroupedGAgent)).map(e=>e.id),o=new Set(a).size;if("note between"===t&&o<2)throw new Error("note between requires at least 2 agents");this.addStage(this.setGAgentVis(i,!0,"box")),this.defineGAgents(i),this.addStage({type:t,agentIDs:a,mode:r,label:this.textFormatter(s)})}handleAgentDefine({agents:e}){const t=e.map(this.toGAgent);this.validateGAgents(t),this.defineGAgents(t)}handleAgentBegin({agents:e,mode:t}){const n=e.map(this.toGAgent);this.validateGAgents(n),this.addStage(this.setGAgentVis(n,!0,t,!0))}handleAgentEnd({agents:e,mode:t}){const n=e.filter(e=>this.activeGroups.has(e.name)),r=e.filter(e=>!this.activeGroups.has(e.name)).map(this.toGAgent);this.validateGAgents(r),this.addParallelStages([this.setGAgentHighlight(r,!1),this.setGAgentVis(r,!1,t,!0),...n.map(this.endGroup)])}handleStage(e){this.latestLine=e.ln;try{const t=this.stageHandlers[e.type];if(!t)throw new Error("Unknown command: "+e.type);t(e)}catch(t){if("object"==typeof t&&t.message)throw t.message+=" at line "+(e.ln+1),t}}_reset(){this.agentStates.clear(),this.markers.clear(),this.agentAliases.clear(),this.activeGroups.clear(),this.gAgents.length=0,this.nextID=0,this.nesting.length=0,this.labelPattern=[{token:"label"}]}_finalise(e){l(this.gAgents,this.currentNest.leftGAgent,this.currentNest.rightGAgent),function(e){let t=[],n=new Set;for(let r=0;r<e.length;){const o=e[r];let l=null;s(l="parallel"===o.type?o.stages:[o]);const h=i(l);a(n,h,t,l),0===l.length?e.splice(r,1):("parallel"===o.type&&1===l.length&&e.splice(r,1,l[0]),n=h,t=l,++r)}}(e.stages),this.gAgents.forEach(e=>{e.formattedLabel=this.textFormatter(e.id)})}generate({stages:e,meta:t={}}){this._reset(),this.textFormatter=t.textFormatter;const n=this.beginNested("global",{tag:"",label:"",name:"",ln:0});if(e.forEach(this.handleStage),1!==this.nesting.length)throw new Error("Unterminated section at line "+(this.currentSection.header.ln+1));if(this.activeGroups.size>0)throw new Error("Unterminated group");this._checkSectionEnd();const r=t.terminators||"none";return this.addParallelStages([this.setGAgentHighlight(this.gAgents,!1),this.setGAgentVis(this.gAgents,!1,r)]),this._finalise(n),function(e,t){for(let n=0;n<e.length&&!o(e[n],t);++n);}(n.stages,t.headers||"box"),{meta:{title:this.textFormatter(t.title),theme:t.theme,code:t.code},agents:this.gAgents.slice(),stages:n.stages}}}}),n("svg/SVGUtilities",[],()=>{"use strict";function e(e,n={},r=[]){const s=document.createElementNS(t,e);for(const e in n)n.hasOwnProperty(e)&&s.setAttribute(e,n[e]);for(const e of r)s.appendChild(e);return s}const t="http://www.w3.org/2000/svg";return{makeText:function(e=""){return document.createTextNode(e)},make:e,makeContainer:function(n={}){return e("svg",Object.assign({xmlns:t,version:"1.1"},n))},empty:function(e){for(;e.childNodes.length>0;)e.removeChild(e.lastChild)}}}),n("svg/SVGTextBlock",["./SVGUtilities"],e=>{"use strict";function t(e){const 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a{constructor(t){this.testers=e.make("g",{display:r?"block":"none",visibility:"hidden"}),this.container=t,this.cache=new Map}measure(r,s){if(!s||!s.length)return{width:0,height:0};if(!Array.isArray(s))throw new Error("Invalid formatted text: "+s);let i=this.cache.get(r);i||(i=e.make("text",r),this.testers.appendChild(i),this.cache.set(r,i)),this.testers.parentNode||this.container.appendChild(this.testers);let a=0;return s.forEach(t=>{e.empty(i),n(i,t),a=Math.max(a,i.getComputedTextLength())}),{width:a,height:s.length*t(r).lineHeight}}measureHeight(e,n){if(!n)return 0;if(!Array.isArray(n))throw new Error("Invalid formatted text: "+n);return n.length*t(e).lineHeight}resetCache(){e.empty(this.testers),this.cache.clear()}detach(){this.testers.parentNode&&this.container.removeChild(this.testers)}}return i.SizeTester=a,i}),n("svg/PatternedLine",[],()=>{"use strict";return class{constructor(e=null,t=0){this.pattern=e,this.dw=e&&e.partWidth,this.points=[],this.phase=t,this.x=null,this.y=null,this.disconnect=0}_nextDelta(){return this.pattern.getDelta(this.phase++)}_link(){2===this.disconnect&&(this.points.push(this.x+" "+this.y),this.disconnect=0)}cap(){return this.disconnect>0&&(this.points.push(this.x+" "+this.y),this.disconnect=0),this}move(e,t){return this.cap(),this.x=e,this.y=t,this.disconnect=2,this}line(e,t,{patterned:n=!0}={}){if(this.pattern&&n){const n=Math.sqrt((e-this.x)*(e-this.x)+(t-this.y)*(t-this.y)),r=(e-this.x)/n,s=(t-this.y)/n,i=-s,a=r;for(let e=0;e+this.dw<=n;e+=this.dw){const t=this._nextDelta();this.points.push(this.x+e*r+t*i+" "+(this.y+e*s+t*a))}this.disconnect=1}else this._link(),this.disconnect=2;return this.x=e,this.y=t,this}arc(e,t,n){const r=Math.sqrt((e-this.x)*(e-this.x)+(t-this.y)*(t-this.y)),s=Math.atan2(this.x-e,t-this.y),i=e+Math.sin(s+n)*r,a=t-Math.cos(s+n)*r;if(this.pattern){const i=n<0?1:-1,a=this.dw/r;for(let 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e{makeState(){}resetState(e){this.makeState(e)}separationPre(){}separation(){}renderPre(){}render(){}renderHidden(){}shouldHide(){}}e.cleanRenderPreResult=(({agentIDs:e=[],topShift:t=0,y:n=null,asynchronousY:r=null}={},s=null)=>(null!==n&&null!==s&&(t=Math.max(t,n-s)),{agentIDs:e,topShift:t,y:n,asynchronousY:null!==r?r:s}));const t=new Map;return e.register=((e,n)=>{t.set(e,n)}),e.getComponents=(()=>t),e}),n("sequence/components/Block",["./BaseComponent","core/ArrayUtilities","svg/SVGUtilities","svg/SVGShapes"],(e,t,n,r)=>{"use strict";class s extends e{separation({left:e,right:t,tag:n,label:r},s){const i=s.state.blocks.get(e),a=s.theme.getBlock(i.type).section,o=s.textSizer.measure(a.tag.labelAttrs,n).width+a.tag.padding.left+a.tag.padding.right+s.textSizer.measure(a.label.labelAttrs,r).width+a.label.padding.left+a.label.padding.right;s.addSeparation(e,t,o)}renderPre({left:e,right:t}){return{agentIDs:[e,t]}}render({left:e,right:t,tag:s,label:i},a,o=!1){const l=a.state.blocks.get(e),h=a.theme.getBlock(l.type),d=a.agentInfos.get(e),g=a.agentInfos.get(t);let c=a.primaryY;o||(c+=h.section.padding.bottom);const u=a.makeRegion(),p=r.renderBoxedText(s,{x:d.x,y:c,padding:h.section.tag.padding,boxAttrs:h.section.tag.boxAttrs,boxRenderer:h.section.tag.boxRenderer,labelAttrs:h.section.tag.labelAttrs,boxLayer:l.hold,labelLayer:u,SVGTextBlockClass:a.SVGTextBlockClass}),f=r.renderBoxedText(i,{x:d.x+p.width,y:c,padding:h.section.label.padding,boxAttrs:{fill:"#000000"},labelAttrs:h.section.label.labelAttrs,boxLayer:a.lineMaskLayer,labelLayer:u,SVGTextBlockClass:a.SVGTextBlockClass}),m=Math.max(p.height,f.height);return u.insertBefore(n.make("rect",{x:d.x,y:c,width:g.x-d.x,height:m,fill:"transparent",class:"outline"}),u.firstChild),o?l.canHide&&u.setAttribute("class",u.getAttribute("class")+(l.hide?" collapsed":" expanded")):l.hold.appendChild(h.sepRenderer({x1:d.x,y1:c,x2:g.x,y2:c})),c+m+h.section.padding.top}}class i extends s{makeState(e){e.blocks=new Map}resetState(e){e.blocks.clear()}storeBlockInfo(e,t){const n=e.canHide,r={type:e.blockType,canHide:n,hide:n&&t.renderer.isCollapsed(e.ln),hold:null,startY:null};return t.state.blocks.set(e.left,r),r}separationPre(e,t){this.storeBlockInfo(e,t)}separation(e,n){t.mergeSets(n.visibleAgentIDs,[e.left,e.right]),super.separation(e,n)}renderPre(e,t){const n=this.storeBlockInfo(e,t),r=t.theme.getBlock(n.type);return{agentIDs:[e.left,e.right],topShift:r.margin.top}}render(e,t){const r=n.make("g");t.blockLayer.appendChild(r);const s=t.state.blocks.get(e.left);return s.hold=r,s.startY=t.primaryY,super.render(e,t,!0)}shouldHide({left:e},t){return{self:!1,nest:t.state.blocks.get(e).hide?1:0}}}class a extends e{separation({left:e,right:n},r){t.removeAll(r.visibleAgentIDs,[e,n])}renderPre({left:e,right:t},n){const r=n.state.blocks.get(e);return{agentIDs:[e,t],topShift:n.theme.getBlock(r.type).section.padding.bottom}}render({left:e,right:t},n){const r=n.state.blocks.get(e),s=n.theme.getBlock(r.type),i=n.agentInfos.get(e),a=n.agentInfos.get(t);let o=s.boxRenderer;r.hide&&(o=s.collapsedBoxRenderer||o);let l=o({x:i.x,y:r.startY,width:a.x-i.x,height:n.primaryY-r.startY});return l.shape||(l={shape:l}),r.hold.appendChild(l.shape),l.fill&&n.fillLayer.appendChild(l.fill),l.mask&&n.lineMaskLayer.appendChild(l.mask),n.primaryY+s.margin.bottom+n.theme.actionMargin}shouldHide({left:e},t){return{self:!1,nest:t.state.blocks.get(e).hide?-1:0}}}return e.register("block begin",new i),e.register("block split",new s),e.register("block end",new a),{BlockBegin:i,BlockSplit:s,BlockEnd:a}}),n("sequence/components/Parallel",["./BaseComponent","core/ArrayUtilities"],(e,t)=>{"use strict";function n(e=null,t=null){return null===e?t:null===t?e:Math.max(e,t)}function r(e,r){return t.mergeSets(e.agentIDs,r.agentIDs),{agentIDs:e.agentIDs,topShift:Math.max(e.topShift,r.topShift),y:n(e.y,r.y),asynchronousY:n(e.asynchronousY,r.asynchronousY)}}class s extends e{separationPre(e,t){e.stages.forEach(e=>{t.components.get(e.type).separationPre(e,t)})}separation(e,t){e.stages.forEach(e=>{t.components.get(e.type).separation(e,t)})}renderPre(t,n){return t.stages.map(t=>{const r=n.components.get(t.type).renderPre(t,n);return e.cleanRenderPreResult(r)}).reduce(r,{topShift:0,agentIDs:[],asynchronousY:null})}render(e,t){const n=t.makeRegion;let r=0;return e.stages.forEach(e=>{t.makeRegion=((t={})=>n(Object.assign({stageOverride:e},t)));const s=t.components.get(e.type).render(e,t)||0;r=Math.max(r,s)}),t.makeRegion=n,r}renderHidden(e,t){e.stages.forEach(e=>{t.components.get(e.type).renderHidden(e,t)})}shouldHide(e,t){const n={self:!1,nest:0};return e.stages.forEach(e=>{const r=t.components.get(e.type).shouldHide(e,t)||{};n.self=n.self||Boolean(r.self),n.nest+=r.nest||0}),n}}return e.register("parallel",new s),s}),n("sequence/components/Marker",["./BaseComponent"],e=>{"use strict";class t extends e{makeState(e){e.marks=new Map}resetState(e){e.marks.clear()}render({name:e},{topY:t,state:n}){n.marks.set(e,t)}renderHidden(e,t){this.render(e,t)}}class n extends e{renderPre({target:e},{state:t}){let n=0;return e&&t.marks&&(n=t.marks.get(e)||0),{asynchronousY:n}}}return e.register("mark",new t),e.register("async",new n),{Mark:t,Async:n}}),n("sequence/components/AgentCap",["./BaseComponent","core/ArrayUtilities","svg/SVGUtilities","svg/SVGShapes"],(e,t,n,r)=>{"use strict";class s{separation({formattedLabel:e},t){const n=t.theme.agentCap.box,r=t.textSizer.measure(n.labelAttrs,e).width+n.padding.left+n.padding.right;return{left:r/2,right:r/2,radius:r/2}}topShift({formattedLabel:e},t){const n=t.theme.agentCap.box,r=t.textSizer.measureHeight(n.labelAttrs,e)+n.padding.top+n.padding.bottom;return Math.max(0,r-n.arrowBottom)}render(e,{x:t,formattedLabel:s},i){const a=i.theme.agentCap.box,o=i.makeRegion(),l=r.renderBoxedText(s,{x:t,y:e,padding:a.padding,boxAttrs:a.boxAttrs,boxRenderer:a.boxRenderer,labelAttrs:a.labelAttrs,boxLayer:o,labelLayer:o,SVGTextBlockClass:i.SVGTextBlockClass});return o.insertBefore(n.make("rect",{x:t-l.width/2,y:e,width:l.width,height:l.height,fill:"transparent",class:"outline"}),l.label.firstLine()),{lineTop:0,lineBottom:l.height,height:l.height}}}class i{separation(e,t){const n=t.theme.agentCap.cross;return{left:n.size/2,right:n.size/2,radius:0}}topShift(e,t){return t.theme.agentCap.cross.size/2}render(e,{x:t},r){const s=r.theme.agentCap.cross,i=s.size/2,a=r.makeRegion();return a.appendChild(s.render({x:t,y:e+i,radius:i})),a.appendChild(n.make("rect",{x:t-i,y:e,width:2*i,height:2*i,fill:"transparent",class:"outline"})),{lineTop:i,lineBottom:i,height:2*i}}}class a{separation({formattedLabel:e},t){const n=t.theme.agentCap.box,r=t.textSizer.measure(n.labelAttrs,e).width+n.padding.left+n.padding.right;return{left:r/2,right:r/2,radius:r/2}}topShift(e,t){return t.theme.agentCap.bar.height/2}render(e,{x:t,formattedLabel:r},s){const i=s.theme.agentCap.box,a=s.theme.agentCap.bar,o=s.textSizer.measure(i.labelAttrs,r).width+i.padding.left+i.padding.right,l=a.height,h=s.makeRegion();return h.appendChild(a.render({x:t-o/2,y:e,width:o,height:l})),h.appendChild(n.make("rect",{x:t-o/2,y:e,width:o,height:l,fill:"transparent",class:"outline"})),{lineTop:0,lineBottom:l,height:l}}}class o{separation({currentRad:e}){return{left:e,right:e,radius:e}}topShift(e,t,n){const r=t.theme.agentCap.fade;return n?r.height:0}render(e,{x:t},r,s){const i=r.theme.agentCap.fade,a=i.height/(i.height+i.extend),o=r.addDef(s?"FadeIn":"FadeOut",()=>n.make("linearGradient",{x1:"0%",y1:s?"100%":"0%",x2:"0%",y2:s?"0%":"100%"},[n.make("stop",{offset:"0%","stop-color":"#FFFFFF"}),n.make("stop",{offset:(100*a).toFixed(3)+"%","stop-color":"#000000"})]));return r.lineMaskLayer.appendChild(n.make("rect",{x:t-i.width/2,y:e-(s?i.extend:0),width:i.width,height:i.height+i.extend,fill:"url(#"+o+")"})),r.makeRegion().appendChild(n.make("rect",{x:t-i.width/2,y:e,width:i.width,height:i.height,fill:"transparent",class:"outline"})),{lineTop:i.height,lineBottom:0,height:i.height}}}class l{separation({currentRad:e}){return{left:e,right:e,radius:e}}topShift(e,t){return t.theme.agentCap.none.height}render(e,{x:t},r){const s=r.theme.agentCap.none;return r.makeRegion().appendChild(n.make("rect",{x:t-5,y:e,width:10,height:s.height,fill:"transparent",class:"outline"})),{lineTop:s.height,lineBottom:0,height:s.height}}}const h={box:new s,cross:new i,bar:new a,fade:new o,none:new l};class d extends e{constructor(e){super(),this.begin=e}separationPre({mode:e,agentIDs:t},n){t.forEach(t=>{const r=n.agentInfos.get(t),s=h[e].separation(r,n,this.begin);n.addSpacing(t,s),r.currentMaxRad=Math.max(r.currentMaxRad,s.radius)})}separation({mode:e,agentIDs:n},r){this.begin?t.mergeSets(r.visibleAgentIDs,n):t.removeAll(r.visibleAgentIDs,n)}renderPre({mode:e,agentIDs:t},n){let r=0;return t.forEach(t=>{const s=n.agentInfos.get(t),i=h[e],a=i.topShift(s,n,this.begin);r=Math.max(r,a);const o=i.separation(s,n,this.begin).radius;s.currentMaxRad=Math.max(s.currentMaxRad,o)}),{agentIDs:t,topShift:r}}render({mode:e,agentIDs:t},n){let r=0;return t.forEach(t=>{const s=n.agentInfos.get(t),i=h[e],a=i.topShift(s,n,this.begin),o=n.primaryY-a,l=i.render(o,s,n,this.begin);r=Math.max(r,o+l.height),this.begin?n.drawAgentLine(t,o+l.lineBottom):n.drawAgentLine(t,o+l.lineTop,!0)}),r+n.theme.actionMargin}renderHidden({agentIDs:e},t){e.forEach(e=>{t.drawAgentLine(e,t.topY,!this.begin)})}}return e.register("agent begin",new d(!0)),e.register("agent end",new d(!1)),d}),n("sequence/components/AgentHighlight",["./BaseComponent"],e=>{"use strict";class t extends e{radius(e,t){return e?t.theme.agentLineHighlightRadius:0}separationPre({agentIDs:e,highlighted:t},n){const r=this.radius(t,n);e.forEach(e=>{const t=n.agentInfos.get(e);t.currentRad=r,t.currentMaxRad=Math.max(t.currentMaxRad,r)})}renderPre({agentIDs:e,highlighted:t},n){const r=this.radius(t,n);e.forEach(e=>{const t=n.agentInfos.get(e);t.currentMaxRad=Math.max(t.currentMaxRad,r)})}render({agentIDs:e,highlighted:t},n){const r=this.radius(t,n);return e.forEach(e=>{n.drawAgentLine(e,n.primaryY),n.agentInfos.get(e).currentRad=r}),n.primaryY+n.theme.actionMargin}renderHidden(e,t){this.render(e,t)}}return e.register("agent highlight",new t),t}),n("sequence/components/Connect",["core/ArrayUtilities","./BaseComponent","svg/SVGUtilities","svg/SVGShapes"],(e,t,n,r)=>{"use strict";class s{constructor(e){this.propName=e}getConfig(e){return e.connect.arrow[this.propName]}short(e){const t=this.getConfig(e),n=t.attrs["stroke-linejoin"]||"miter",r=.5*t.attrs["stroke-width"],s=.5*e.agentLineAttrs["stroke-width"];if("round"===n)return s+r;{const e=t.height/2,n=t.width;return s+r*Math.sqrt(n*n/(e*e)+1)}}render(e,t,n,r){const s=this.getConfig(t),i=this.short(t);e.appendChild(s.render(s.attrs,{x:n.x+i*r.dx,y:n.y+i*r.dy,width:s.width,height:s.height,dir:r}))}width(e){return this.short(e)+this.getConfig(e).width}height(e){return this.getConfig(e).height}lineGap(e,t){const n=this.getConfig(e),r=this.short(e);if("none"===n.attrs.fill){const e=n.height/2,s=n.width;return(r+(r+t["stroke-width"]/2*(s/e)))/2}return r+n.width/2}}class i{getConfig(e){return e.connect.arrow.cross}render(e,t,n,r){const s=this.getConfig(t);e.appendChild(s.render({x:n.x+s.short*r.dx,y:n.y+s.short*r.dy,radius:s.radius}))}width(e){const t=this.getConfig(e);return t.short+t.radius}height(e){return 2*this.getConfig(e).radius}lineGap(e){return this.getConfig(e).short}}const a=[{render:()=>{},width:()=>0,height:()=>0,lineGap:()=>0},new s("single"),new s("double"),new i];class o extends t{separationPre({agentIDs:e},t){const n=t.theme.connect.source.radius;e.forEach(e=>{const r=t.agentInfos.get(e);r.isVirtualSource&&(r.currentRad=n,r.currentMaxRad=Math.max(r.currentMaxRad,n))})}separation({label:t,agentIDs:n,options:r},s){const i=s.theme.connect,o=a[r.left],l=a[r.right];let h=s.textSizer.measure(i.label.attrs,t).width;h>0&&(h+=2*i.label.padding);const d=s.agentInfos.get(n[0]);if(n[0]===n[1])s.addSpacing(n[0],{left:0,right:d.currentMaxRad+Math.max(h+o.width(s.theme),l.width(s.theme))+i.loopbackRadius});else{const e=s.agentInfos.get(n[1]);s.addSeparation(n[0],n[1],d.currentMaxRad+e.currentMaxRad+h+2*Math.max(o.width(s.theme),l.width(s.theme)))}e.mergeSets(s.momentaryAgentIDs,n)}renderRevArrowLine({x1:e,y1:t,x2:n,y2:r,xR:s},i,o,l){const h=o.theme.connect,d=h.line[i.line],g=a[i.left],c=a[i.right],u=g.lineGap(o.theme,d.attrs),p=c.lineGap(o.theme,d.attrs),f=d.renderRev(d.attrs,{x1:e+u,y1:t,x2:n+p,y2:r,xR:s,rad:h.loopbackRadius});l.appendChild(f.shape),g.render(l,o.theme,{x:f.p1.x-u,y:f.p1.y},{dx:1,dy:0}),c.render(l,o.theme,{x:f.p2.x-p,y:f.p2.y},{dx:1,dy:0})}renderSelfConnect({label:e,agentIDs:t,options:s},i,o,l){const h=i.theme.connect,d=a[s.left],g=a[s.right],c=i.agentInfos.get(t[1]),u=e?i.textSizer.measureHeight(h.label.attrs,e)+h.label.margin.top+h.label.margin.bottom:0,p=o.x+o.currentMaxRad+d.width(i.theme)+(e?h.label.padding:0),f=i.makeRegion(),m=r.renderBoxedText(e,{x:p-h.mask.padding.left,y:l-u+h.label.margin.top,padding:h.mask.padding,boxAttrs:{fill:"#000000"},labelAttrs:h.label.loopbackAttrs,boxLayer:i.lineMaskLayer,labelLayer:f,SVGTextBlockClass:i.SVGTextBlockClass}),b=e?m.width+h.label.padding-h.mask.padding.left-h.mask.padding.right:0,y=Math.max(c.x+c.currentMaxRad+g.width(i.theme),p+b);this.renderRevArrowLine({x1:o.x+o.currentMaxRad,y1:l,x2:c.x+c.currentMaxRad,y2:i.primaryY,xR:y},s,i,f);const x=Math.max(u,d.height(i.theme)/2),k=g.height(i.theme)/2;return f.insertBefore(n.make("rect",{x:o.x,y:l-x,width:y+h.loopbackRadius-o.x,height:x+i.primaryY-l+k,fill:"transparent",class:"outline"}),f.firstChild),i.primaryY+Math.max(k,0)+i.theme.actionMargin}renderArrowLine({x1:e,y1:t,x2:n,y2:r},s,i,o){const l=i.theme.connect.line[s.line],h=a[s.left],d=a[s.right],g=Math.sqrt((n-e)*(n-e)+(r-t)*(r-t)),c=h.lineGap(i.theme,l.attrs),u=d.lineGap(i.theme,l.attrs),p=(n-e)/g,f=(r-t)/g,m=l.renderFlat(l.attrs,{x1:e+c*p,y1:t+c*f,x2:n-u*p,y2:r-u*f});o.appendChild(m.shape);const b={x:m.p1.x-c*p,y:m.p1.y-c*f},y={x:m.p2.x+u*p,y:m.p2.y+u*f};return h.render(o,i.theme,b,{dx:p,dy:f}),d.render(o,i.theme,y,{dx:-p,dy:-f}),{p1:b,p2:y,lArrow:h,rArrow:d}}renderVirtualSources({from:e,to:t,rendered:n},r,s){const i=r.theme.connect.source;e.isVirtualSource&&s.appendChild(i.render({x:n.p1.x-i.radius,y:n.p1.y,radius:i.radius})),t.isVirtualSource&&s.appendChild(i.render({x:n.p2.x+i.radius,y:n.p2.y,radius:i.radius}))}renderSimpleLabel(e,{layer:t,x1:s,x2:i,y1:a,y2:o,height:l},h){const d=h.theme.connect,g=(s+i)/2,c=(a+o)/2;let u=t;const p={fill:"#000000"};if(a!==o){const e="rotate("+180*Math.atan((o-a)/(i-s))/Math.PI+" "+g+","+c+")";p.transform=e,u=n.make("g",{transform:e}),t.appendChild(u)}r.renderBoxedText(e,{x:g,y:c+d.label.margin.top-l,padding:d.mask.padding,boxAttrs:p,labelAttrs:d.label.attrs,boxLayer:h.lineMaskLayer,labelLayer:u,SVGTextBlockClass:h.SVGTextBlockClass})}renderSimpleConnect({label:e,agentIDs:t,options:r},s,i,a){const o=s.theme.connect,l=s.agentInfos.get(t[1]),h=i.x<l.x?1:-1,d=s.textSizer.measureHeight(o.label.attrs,e)+o.label.margin.top+o.label.margin.bottom,g=i.x+i.currentMaxRad*h,c=l.x-l.currentMaxRad*h,u=s.makeRegion(),p=this.renderArrowLine({x1:g,y1:a,x2:c,y2:s.primaryY},r,s,u),f=Math.max(p.lArrow.height(s.theme),p.rArrow.height(s.theme))/2,m=Math.max(d,f);return this.renderVirtualSources({from:i,to:l,rendered:p},s,u),u.appendChild(n.make("path",{d:"M"+g+","+(a-m)+"L"+c+","+(s.primaryY-m)+"L"+c+","+(s.primaryY+f)+"L"+g+","+(a+f)+"Z",fill:"transparent",class:"outline"})),this.renderSimpleLabel(e,{layer:u,x1:g,y1:a,x2:c,y2:s.primaryY,height:d},s),s.primaryY+Math.max(f+s.theme.minActionMargin,s.theme.actionMargin)}renderPre({label:e,agentIDs:t,options:n},r){const s=r.theme.connect,i=a[n.left],o=a[n.right],l=r.textSizer.measureHeight(s.label.attrs,e)+s.label.margin.top+s.label.margin.bottom;let h=i.height(r.theme);return t[0]!==t[1]&&(h=Math.max(h,o.height(r.theme))),{agentIDs:t,topShift:Math.max(h/2,l)}}render(e,t,n=null,r=null){return null===n&&(n=t.agentInfos.get(e.agentIDs[0]),r=t.primaryY),e.agentIDs[0]===e.agentIDs[1]?this.renderSelfConnect(e,t,n,r):this.renderSimpleConnect(e,t,n,r)}}class l extends o{makeState(e){e.delayedConnections=new Map}resetState(e){e.delayedConnections.clear()}separation(t,n){super.separation(t,n),e.mergeSets(n.momentaryAgentIDs,[t.agentIDs[0]])}renderPre(e,t){return Object.assign(super.renderPre(e,t),{agentIDs:[e.agentIDs[0]]})}render(e,t){return t.state.delayedConnections.set(e.tag,{stage:e,from:Object.assign({},t.agentInfos.get(e.agentIDs[0])),y:t.primaryY}),t.primaryY+t.theme.actionMargin}renderHidden(e,t){this.render(e,t)}}class h extends o{separationPre(){}separation(){}renderPre({tag:e},t){const n=t.theme.connect,r=t.state.delayedConnections.get(e),s=r.stage,i=[s.agentIDs[1]];return s.agentIDs[0]===s.agentIDs[1]?{agentIDs:i,y:r.y+2*n.loopbackRadius}:Object.assign(super.renderPre(s,t),{agentIDs:i})}render({tag:e},t){const n=t.state.delayedConnections.get(e);return super.render(n.stage,t,n.from,n.y)}}return t.register("connect",new o),t.register("connect-delay-begin",new l),t.register("connect-delay-end",new h),{Connect:o,ConnectDelayBegin:l,ConnectDelayEnd:h}}),n("sequence/components/Note",["./BaseComponent","svg/SVGUtilities"],(e,t)=>{"use strict";function n(e,t){let n=null,r=null;return t.forEach(t=>{const s=e.get(t);(null===n||s.index<n.index)&&(n=s),(null===r||s.index>r.index)&&(r=s)}),{left:n.id,right:r.id}}class r extends e{renderPre({agentIDs:e}){return{agentIDs:e}}renderNote({xMid:e=null,x0:n=null,x1:r=null,anchor:s,mode:i,label:a},o){const l=o.theme.getNote(i),h=o.makeRegion(),d=o.topY+l.margin.top+l.padding.top,g=new o.SVGTextBlockClass(h,{attrs:l.labelAttrs,formatted:a,y:d}),c=g.width+l.padding.left+l.padding.right,u=l.padding.top+g.height+l.padding.bottom;switch(null===n&&null!==e&&(n=e-c/2),null===r&&null!==n?r=n+c:null===n&&(n=r-c),l.labelAttrs["text-anchor"]){case"middle":g.set({x:(n+l.padding.left+r-l.padding.right)/2,y:d});break;case"end":g.set({x:r-l.padding.right,y:d});break;default:g.set({x:n+l.padding.left,y:d})}return h.insertBefore(t.make("rect",{x:n,y:o.topY+l.margin.top,width:r-n,height:u,fill:"transparent",class:"outline"}),h.firstChild),h.insertBefore(l.boxRenderer({x:n,y:o.topY+l.margin.top,width:r-n,height:u}),h.firstChild),o.topY+l.margin.top+u+l.margin.bottom+o.theme.actionMargin}}class s extends r{separation({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),a=s.textSizer.measure(i.labelAttrs,r).width+i.padding.left+i.padding.right,{left:o,right:l}=n(s.agentInfos,e),h=s.agentInfos.get(o),d=s.agentInfos.get(l);if(h!==d){const e=h.currentMaxRad+i.overlap.left,t=d.currentMaxRad+i.overlap.right;s.addSeparation(o,l,a-e-t),s.addSpacing(o,{left:e,right:0}),s.addSpacing(l,{left:0,right:t})}else s.addSpacing(o,{left:a/2,right:a/2})}render({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),{left:a,right:o}=n(s.agentInfos,e),l=s.agentInfos.get(a),h=s.agentInfos.get(o);if(l!==h)return this.renderNote({x0:l.x-l.currentMaxRad-i.overlap.left,x1:h.x+h.currentMaxRad+i.overlap.right,anchor:"middle",mode:t,label:r},s);{const e=l.x;return this.renderNote({xMid:e,anchor:"middle",mode:t,label:r},s)}}}class i extends r{constructor(e){super(),this.isRight=e}separation({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),{left:a,right:o}=n(s.agentInfos,e),l=s.textSizer.measure(i.labelAttrs,r).width+i.padding.left+i.padding.right+i.margin.left+i.margin.right;if(this.isRight){const e=s.agentInfos.get(o);s.addSpacing(o,{left:0,right:l+e.currentMaxRad})}else{const e=s.agentInfos.get(a);s.addSpacing(a,{left:l+e.currentMaxRad,right:0})}}render({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),{left:a,right:o}=n(s.agentInfos,e);if(this.isRight){const e=s.agentInfos.get(o),n=e.x+e.currentMaxRad+i.margin.left;return this.renderNote({x0:n,anchor:"start",mode:t,label:r},s)}{const e=s.agentInfos.get(a),n=e.x-e.currentMaxRad-i.margin.right;return this.renderNote({x1:n,anchor:"end",mode:t,label:r},s)}}}class a extends r{separation({agentIDs:e,mode:t,label:r},s){const i=s.theme.getNote(t),{left:a,right:o}=n(s.agentInfos,e),l=s.agentInfos.get(a),h=s.agentInfos.get(o);s.addSeparation(a,o,s.textSizer.measure(i.labelAttrs,r).width+i.padding.left+i.padding.right+i.margin.left+i.margin.right+l.currentMaxRad+h.currentMaxRad)}render({agentIDs:e,mode:t,label:r},s){const{left:i,right:a}=n(s.agentInfos,e),o=s.agentInfos.get(i),l=s.agentInfos.get(a),h=(o.x+o.currentMaxRad+l.x-l.currentMaxRad)/2;return this.renderNote({xMid:h,anchor:"middle",mode:t,label:r},s)}}return r.NoteOver=s,r.NoteSide=i,r.NoteBetween=a,e.register("note over",new s),e.register("note left",new i(!1)),e.register("note right",new i(!0)),e.register("note between",new a),r}),n("sequence/components/Divider",["./BaseComponent","svg/SVGUtilities","svg/SVGShapes"],(e,t,n)=>{"use strict";class r extends e{separation({mode:e,formattedLabel:t},n){const r=n.theme.getDivider(e),s=n.textSizer.measure(r.labelAttrs,t).width+r.padding.left+r.padding.right;n.addSeparation("[","]",s),n.addSpacing("[",{left:r.extend,right:0}),n.addSpacing("]",{left:0,right:r.extend})}renderPre(){return{agentIDs:["[","]"]}}render({mode:e,height:r,formattedLabel:s},i){const a=i.theme.getDivider(e),o=i.agentInfos.get("["),l=i.agentInfos.get("]"),h=i.makeRegion({unmasked:!0});let d=0,g=0;s&&(g=i.textSizer.measureHeight(a.labelAttrs,s));const c=Math.max(r,g)+a.margin;if(s){d=n.renderBoxedText(s,{x:(o.x+l.x)/2,y:i.primaryY+(c-g)/2-a.padding.top,padding:a.padding,boxAttrs:{fill:"#000000"},labelAttrs:a.labelAttrs,boxLayer:i.fullMaskLayer,labelLayer:h,SVGTextBlockClass:i.SVGTextBlockClass}).width}const{shape:u,mask:p}=a.render({x:o.x-a.extend,y:i.primaryY+(c-r)/2,labelWidth:d,labelHeight:g,width:l.x-o.x+2*a.extend,height:r,env:i});return u&&h.insertBefore(u,h.firstChild),p&&i.fullMaskLayer.appendChild(p),h.insertBefore(t.make("rect",{x:o.x-a.extend,y:i.primaryY,width:l.x-o.x+2*a.extend,height:c,fill:"transparent",class:"outline"}),h.firstChild),i.primaryY+c+i.theme.actionMargin}}return e.register("divider",new r),r}),n("sequence/Renderer",["core/ArrayUtilities","core/EventObject","svg/SVGUtilities","svg/SVGShapes","./components/BaseComponent","./components/Block","./components/Parallel","./components/Marker","./components/AgentCap","./components/AgentHighlight","./components/Connect","./components/Note","./components/Divider"],(e,t,n,r,s)=>{"use strict";function i(e,t){let n=null,r=null;return t.forEach(t=>{const s=e.get(t);(null===n||s.index<n.index)&&(n=s),(null===r||s.index>r.index)&&(r=s)}),{left:n.id,right:r.id}}let a=0;return class extends t{constructor({themes:e=[],namespace:t=null,components:n=null,SVGTextBlockClass:i=r.TextBlock}={}){super(),null===n&&(n=s.getComponents()),this._bindMethods(),this.state={},this.width=0,this.height=0,this.themes=function(e){if(0===e.length)throw new Error("Cannot render without a theme");const t=new Map;return e.forEach(e=>{t.set(e.name,e)}),t.set("",e[0]),t}(e),this.theme=null,this.namespace=function(e){return null===e&&(e="R"+a,++a),e}(t),this.components=n,this.SVGTextBlockClass=i,this.knownThemeDefs=new Set,this.knownDefs=new Set,this.highlights=new Map,this.collapsed=new Set,this.currentHighlight=-1,this.buildStaticElements(),this.components.forEach(e=>{e.makeState(this.state)})}_bindMethods(){this.separationStage=this.separationStage.bind(this),this.renderStage=this.renderStage.bind(this),this.addThemeDef=this.addThemeDef.bind(this),this.addDef=this.addDef.bind(this)}addTheme(e){this.themes.set(e.name,e)}buildMetadata(){return this.metaCode=n.makeText(),n.make("metadata",{},[this.metaCode])}buildStaticElements(){this.base=n.makeContainer(),this.themeDefs=n.make("defs"),this.defs=n.make("defs"),this.fullMask=n.make("mask",{id:this.namespace+"FullMask",maskUnits:"userSpaceOnUse"}),this.lineMask=n.make("mask",{id:this.namespace+"LineMask",maskUnits:"userSpaceOnUse"}),this.fullMaskReveal=n.make("rect",{fill:"#FFFFFF"}),this.lineMaskReveal=n.make("rect",{fill:"#FFFFFF"}),this.backgroundFills=n.make("g"),this.agentLines=n.make("g",{mask:"url(#"+this.namespace+"LineMask)"}),this.blocks=n.make("g"),this.shapes=n.make("g"),this.unmaskedShapes=n.make("g"),this.base.appendChild(this.buildMetadata()),this.base.appendChild(this.themeDefs),this.base.appendChild(this.defs),this.base.appendChild(this.backgroundFills),this.base.appendChild(n.make("g",{mask:"url(#"+this.namespace+"FullMask)"},[this.agentLines,this.blocks,this.shapes])),this.base.appendChild(this.unmaskedShapes),this.title=new this.SVGTextBlockClass(this.base),this.sizer=new this.SVGTextBlockClass.SizeTester(this.base)}addThemeDef(e,t){const n=this.namespace+e;if(this.knownThemeDefs.has(e))return n;this.knownThemeDefs.add(e);const r=t();return r.setAttribute("id",n),this.themeDefs.appendChild(r),n}addDef(e,t){if("function"!=typeof t){const n=e;e="P"+this.knownDefs.size,t=(()=>n)}const n=this.namespace+e;if(this.knownDefs.has(e))return n;this.knownDefs.add(e);const r=t();return r.setAttribute("id",n),this.defs.appendChild(r),n}addSeparation(e,t,n){const r=this.agentInfos.get(e),s=this.agentInfos.get(t),i=r.separations.get(t)||0;r.separations.set(t,Math.max(i,n));const a=s.separations.get(e)||0;s.separations.set(e,Math.max(a,n))}checkHidden(e){const t=this.components.get(e.type),n={renderer:this,theme:this.theme,agentInfos:this.agentInfos,textSizer:this.sizer,state:this.state,components:this.components},r=t.shouldHide(e,n)||{},s=this.hideNest>0;this.hideNest+=r.nest||0;const i=this.hideNest>0;if(this.hideNest<0)throw new Error("Unexpected nesting in "+e.type);return s===i?i:Boolean(r.self)}separationStage(t){const n=new Map,r=this.visibleAgentIDs.slice(),s=[];this.agentInfos.forEach(e=>{const t=e.currentRad;e.currentMaxRad=t,n.set(e.id,{left:t,right:t})});const i={renderer:this,theme:this.theme,agentInfos:this.agentInfos,visibleAgentIDs:this.visibleAgentIDs,momentaryAgentIDs:r,textSizer:this.sizer,addSpacing:(e,{left:t,right:r})=>{const s=n.get(e);s.left=Math.max(s.left,t),s.right=Math.max(s.right,r)},addSeparation:(e,t,n)=>{s.push({agentID1:e,agentID2:t,dist:n})},state:this.state,components:this.components},a=this.components.get(t.type);if(!a)throw new Error("Unknown component: "+t.type);a.separationPre(t,i),a.separation(t,i),this.checkHidden(t)||(e.mergeSets(r,this.visibleAgentIDs),s.forEach(({agentID1:e,agentID2:t,dist:n})=>{this.addSeparation(e,t,n)}),r.forEach(e=>{const t=this.agentInfos.get(e),s=n.get(e);t.maxRPad=Math.max(t.maxRPad,s.right),t.maxLPad=Math.max(t.maxLPad,s.left),r.forEach(r=>{if(this.agentInfos.get(r).index>=t.index)return;const i=n.get(r);this.addSeparation(e,r,s.left+i.right+this.theme.agentMargin)})}))}checkAgentRange(e,t=0){if(0===e.length)return t;const{left:n,right:r}=i(this.agentInfos,e),s=this.agentInfos.get(n).x,a=this.agentInfos.get(r).x;let o=t;return this.agentInfos.forEach(e=>{e.x>=s&&e.x<=a&&(o=Math.max(o,e.latestY))}),o}markAgentRange(e,t){if(0===e.length)return;const{left:n,right:r}=i(this.agentInfos,e),s=this.agentInfos.get(n).x,a=this.agentInfos.get(r).x;this.agentInfos.forEach(e=>{e.x>=s&&e.x<=a&&(e.latestY=t)})}drawAgentLine(e,t){null===e.latestYStart||t<=e.latestYStart||this.agentLines.appendChild(this.theme.renderAgentLine({x:e.x,y0:e.latestYStart,y1:t,width:2*e.currentRad,className:"agent-"+e.index+"-line"}))}addHighlightObject(e,t){let n=this.highlights.get(e);n||(n=[],this.highlights.set(e,n)),n.push(t)}forwardEvent(e,t,n,r){e.addEventListener(t,this.trigger.bind(this,n,r))}renderStage(e){this.agentInfos.forEach(e=>{const t=e.currentRad;e.currentMaxRad=t});const t={renderer:this,theme:this.theme,agentInfos:this.agentInfos,textSizer:this.sizer,state:this.state,components:this.components},r=this.components.get(e.type),i=r.renderPre(e,t),{agentIDs:a,topShift:o,asynchronousY:l}=s.cleanRenderPreResult(i,this.currentY),h=this.checkAgentRange(a,l),d={renderer:this,topY:h,primaryY:h+o,fillLayer:this.backgroundFills,blockLayer:this.blocks,fullMaskLayer:this.fullMask,lineMaskLayer:this.lineMask,theme:this.theme,agentInfos:this.agentInfos,textSizer:this.sizer,SVGTextBlockClass:this.SVGTextBlockClass,state:this.state,drawAgentLine:(e,t,n=!1)=>{const r=this.agentInfos.get(e);this.drawAgentLine(r,t),r.latestYStart=n?null:t},addDef:this.addDef,makeRegion:({stageOverride:t=null,unmasked:r=!1}={})=>{const s=n.make("g"),i=t||e;return 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Map,e.forEach((e,t)=>{this.agentInfos.set(e.id,{id:e.id,formattedLabel:e.formattedLabel,anchorRight:e.anchorRight,isVirtualSource:e.isVirtualSource,index:t,x:null,latestYStart:null,currentRad:0,currentMaxRad:0,latestY:0,maxRPad:0,maxLPad:0,separations:new Map})}),this.visibleAgentIDs=["[","]"],t.forEach(this.separationStage),this.positionAgents()}updateBounds(e){const t=(this.minX+this.maxX)/2,n=this.title.height>0?-this.theme.titleMargin-this.title.height:0;this.title.set({x:t,y:n});const r=this.title.width/2,s=this.theme.outerMargin,i=Math.min(this.minX,t-r)-s,a=Math.max(this.maxX,t+r)+s,o=n-s,l=e+s;this.width=a-i,this.height=l-o,this.fullMaskReveal.setAttribute("x",i),this.fullMaskReveal.setAttribute("y",o),this.fullMaskReveal.setAttribute("width",this.width),this.fullMaskReveal.setAttribute("height",this.height),this.lineMaskReveal.setAttribute("x",i),this.lineMaskReveal.setAttribute("y",o),this.lineMaskReveal.setAttribute("width",this.width),this.lineMaskReveal.setAttribute("height",this.height),this.base.setAttribute("viewBox",i+" "+o+" "+this.width+" 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s=this.checkAgentRange(["[","]"],this.currentY),i=Math.max(s-this.theme.actionMargin,0);this.updateBounds(i),this.sizer.resetCache(),this.sizer.detach(),this.setHighlight(t)}getThemeNames(){return Array.from(this.themes.keys()).filter(e=>""!==e)}getThemes(){return this.getThemeNames().map(e=>this.themes.get(e))}getThemeNamed(e){const t=this.themes.get(e);return t||this.themes.get("")}getAgentX(e){return this.agentInfos.get(e).x}svg(){return this.base}}}),n("sequence/Exporter",[],()=>{"use strict";const e=/^((?!chrome|android).)*safari/i.test(navigator.userAgent);return class{constructor(){this.latestSVG=null,this.latestInternalSVG=null,this.canvas=null,this.context=null,this.indexPNG=0,this.latestPNGIndex=0,this.latestPNG=null}getSVGContent(e){let t=e.svg().outerHTML;return t=t.replace(/^<svg/,'<svg width="'+(e.width||1)+'" height="'+(e.height||1)+'" ')}getSVGBlob(e){return new Blob([this.getSVGContent(e)],{type:"image/svg+xml"})}getSVGURL(e){const t=this.getSVGBlob(e);return 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t.PatternedLine(n).move(s,i).line(a,o).cap().asPath()},r)),p1:{x:s,y:i},p2:{x:a,y:o}})),r.renderRevConnector=((n,r,{x1:s,y1:i,x2:a,y2:o,xR:l,rad:h})=>{const d=(o-i)/2,g=new t.PatternedLine(n).move(s,i).line(l,i);return h<d?g.arc(l,i+h,Math.PI/2).line(l+h,o-h).arc(l,o-h,Math.PI/2):g.arc(l,(i+o)/2,Math.PI),{shape:e.make("path",Object.assign({d:g.line(a,o).cap().asPath()},r)),p1:{x:s,y:i},p2:{x:a,y:o}}}),r.renderLineDivider=(({lineAttrs:t},{x:n,y:r,labelWidth:s,width:i,height:a})=>{let o=null;const l=r+a/2;return o=s>0?e.make("g",{},[e.make("line",Object.assign({x1:n,y1:l,x2:n+(i-s)/2,y2:l,fill:"none"},t)),e.make("line",Object.assign({x1:n+(i+s)/2,y1:l,x2:n+i,y2:l,fill:"none"},t))]):e.make("line",Object.assign({x1:n,y1:l,x2:n+i,y2:l,fill:"none"},t)),{shape:o}}),r.renderDelayDivider=(({dotSize:t,gapSize:n},{x:r,y:s,width:i,height:a})=>{const o=e.make("g");for(let 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t.PatternedLine(i).move(h,d).line(h+u,d),w=e.make("g",{mask:"url(#"+y+")"},[e.make("path",Object.assign({d:k.asPath(),fill:"none"},l))]);if(p>0){const n=new t.PatternedLine(i).move(h,d+p).line(h+u,d+p);w.appendChild(e.make("path",Object.assign({d:n.asPath(),fill:"none"},l))),k.line(n.x,n.y,{patterned:!1}).cap(),k.points.push(...n.points.reverse()),x=e.make("path",{d:k.asPath(),fill:"#000000"})}return{shape:w,mask:x}}),r}),n("sequence/themes/Basic",["./BaseTheme","svg/SVGUtilities","svg/SVGShapes"],(e,t,n)=>{"use strict";const r="sans-serif",s=new e.WavePattern(6,.5),i={titleMargin:10,outerMargin:5,agentMargin:10,actionMargin:10,minActionMargin:3,agentLineHighlightRadius:4,agentCap:{box:{padding:{top:5,left:10,right:10,bottom:5},arrowBottom:12.8,boxAttrs:{fill:"#FFFFFF",stroke:"#000000","stroke-width":1},labelAttrs:{"font-family":r,"font-size":12,"line-height":1.3,"text-anchor":"middle"}},cross:{size:20,render:e.renderCross.bind(null,{fill:"none",stroke:"#000000","stroke-width":1})},bar:{height:4,render:n.renderBox.bind(null,{fill:"#000000",stroke:"#000000","stroke-width":1})},fade:{width:5,height:6,extend:1},none:{height:10}},connect:{loopbackRadius:6,line:{solid:{attrs:{fill:"none",stroke:"#000000","stroke-width":1},renderFlat:e.renderFlatConnector.bind(null,null),renderRev:e.renderRevConnector.bind(null,null)},dash:{attrs:{fill:"none",stroke:"#000000","stroke-width":1,"stroke-dasharray":"4, 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2"})}},l={"font-family":r,"font-size":8,"line-height":1.3},h={text:{margin:{top:0,left:2,right:2,bottom:0},padding:{top:2,left:2,right:2,bottom:2},overlap:{left:10,right:10},boxRenderer:n.renderBox.bind(null,{fill:"#FFFFFF"}),labelAttrs:l},note:{margin:{top:0,left:5,right:5,bottom:0},padding:{top:5,left:5,right:10,bottom:5},overlap:{left:10,right:10},boxRenderer:n.renderNote.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":1},{fill:"none",stroke:"#000000","stroke-width":1}),labelAttrs:l},state:{margin:{top:0,left:5,right:5,bottom:0},padding:{top:7,left:7,right:7,bottom:7},overlap:{left:10,right:10},boxRenderer:n.renderBox.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":1,rx:10,ry:10}),labelAttrs:l}},d={"font-family":r,"font-size":8,"line-height":1.3,"text-anchor":"middle"},g={"":{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:()=>({})},line:{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:10,margin:0,render:e.renderLineDivider.bind(null,{lineAttrs:{stroke:"#000000"}})},delay:{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:e.renderDelayDivider.bind(null,{dotSize:1,gapSize:2})},tear:{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:10,margin:10,render:e.renderTearDivider.bind(null,{fadeBegin:5,fadeSize:10,zigWidth:6,zigHeight:1,lineAttrs:{stroke:"#000000"}})}};return class extends e{constructor(){super({name:"basic",settings:i,blocks:o,notes:h,dividers:g})}}}),n("sequence/themes/Monospace",["./BaseTheme","svg/SVGUtilities","svg/SVGShapes"],(e,t,n)=>{"use strict";const r="monospace",s=new e.WavePattern(6,[0,-.25,-.5,-.25,0,.25,.5,.25]),i={titleMargin:8,outerMargin:4,agentMargin:12,actionMargin:12,minActionMargin:4,agentLineHighlightRadius:4,agentCap:{box:{padding:{top:4,left:8,right:8,bottom:4},arrowBottom:12,boxAttrs:{fill:"#FFFFFF",stroke:"#000000","stroke-width":1},labelAttrs:{"font-family":r,"font-size":12,"line-height":1.3,"text-anchor":"middle"}},cross:{size:16,render:e.renderCross.bind(null,{fill:"none",stroke:"#000000","stroke-width":1})},bar:{height:4,render:n.renderBox.bind(null,{fill:"#000000",stroke:"#000000","stroke-width":1})},fade:{width:5,height:8,extend:1},none:{height:8}},connect:{loopbackRadius:4,line:{solid:{attrs:{fill:"none",stroke:"#000000","stroke-width":1},renderFlat:e.renderFlatConnector.bind(null,null),renderRev:e.renderRevConnector.bind(null,null)},dash:{attrs:{fill:"none",stroke:"#000000","stroke-width":1,"stroke-dasharray":"4, 4"},renderFlat:e.renderFlatConnector.bind(null,null),renderRev:e.renderRevConnector.bind(null,null)},wave:{attrs:{fill:"none",stroke:"#000000","stroke-width":1},renderFlat:e.renderFlatConnector.bind(null,s),renderRev:e.renderRevConnector.bind(null,s)}},arrow:{single:{width:4,height:8,render:e.renderArrowHead,attrs:{fill:"#000000","stroke-width":0,"stroke-linejoin":"miter"}},double:{width:3,height:6,render:e.renderArrowHead,attrs:{fill:"none",stroke:"#000000","stroke-width":1,"stroke-linejoin":"miter"}},cross:{short:8,radius:4,render:e.renderCross.bind(null,{fill:"none",stroke:"#000000","stroke-width":1})}},label:{padding:4,margin:{top:2,bottom:1},attrs:{"font-family":r,"font-size":8,"line-height":1.3,"text-anchor":"middle"},loopbackAttrs:{"font-family":r,"font-size":8,"line-height":1.3}},source:{radius:2,render:({x:e,y:n,radius:r})=>t.make("circle",{cx:e,cy:n,r:r,fill:"#000000",stroke:"#000000","stroke-width":1})},mask:{padding:{top:0,left:3,right:3,bottom:1}}},titleAttrs:{"font-family":r,"font-size":20,"line-height":1.3,"text-anchor":"middle",class:"title"},agentLineAttrs:{fill:"none",stroke:"#000000","stroke-width":1}},a={padding:{top:3,bottom:2},tag:{padding:{top:2,left:4,right:4,bottom:2},boxRenderer:e.renderTag.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":1,rx:3,ry:3}),labelAttrs:{"font-family":r,"font-weight":"bold","font-size":9,"line-height":1.3,"text-anchor":"left"}},label:{padding:{top:2,left:8,right:8,bottom:2},labelAttrs:{"font-family":r,"font-size":8,"line-height":1.3,"text-anchor":"left"}}},o={ref:{margin:{top:0,bottom:0},boxRenderer:e.renderRef.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":2}),section:a},"":{margin:{top:0,bottom:0},boxRenderer:n.renderBox.bind(null,{fill:"none",stroke:"#000000","stroke-width":2}),collapsedBoxRenderer:e.renderRef.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":2}),section:a,sepRenderer:n.renderLine.bind(null,{stroke:"#000000","stroke-width":2,"stroke-dasharray":"8, 4"})}},l={"font-family":r,"font-size":8,"line-height":1.3},h={text:{margin:{top:0,left:8,right:8,bottom:0},padding:{top:4,left:4,right:4,bottom:4},overlap:{left:8,right:8},boxRenderer:n.renderBox.bind(null,{fill:"#FFFFFF"}),labelAttrs:l},note:{margin:{top:0,left:8,right:8,bottom:0},padding:{top:8,left:8,right:8,bottom:8},overlap:{left:8,right:8},boxRenderer:n.renderNote.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":1},{fill:"none",stroke:"#000000","stroke-width":1}),labelAttrs:l},state:{margin:{top:0,left:8,right:8,bottom:0},padding:{top:8,left:8,right:8,bottom:8},overlap:{left:8,right:8},boxRenderer:n.renderBox.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":1,rx:8,ry:8}),labelAttrs:l}},d={"font-family":r,"font-size":8,"line-height":1.3,"text-anchor":"middle"},g={"":{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:()=>({})},line:{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:8,margin:0,render:e.renderLineDivider.bind(null,{lineAttrs:{stroke:"#000000"}})},delay:{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:e.renderDelayDivider.bind(null,{dotSize:2,gapSize:2})},tear:{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:8,margin:8,render:e.renderTearDivider.bind(null,{fadeBegin:4,fadeSize:4,zigWidth:4,zigHeight:1,lineAttrs:{stroke:"#000000"}})}};return class extends e{constructor(){super({name:"monospace",settings:i,blocks:o,notes:h,dividers:g})}}}),n("sequence/themes/Chunky",["./BaseTheme","svg/SVGUtilities","svg/SVGShapes"],(e,t,n)=>{"use strict";const r="sans-serif",s=new e.WavePattern(10,1),i={titleMargin:12,outerMargin:5,agentMargin:8,actionMargin:5,minActionMargin:5,agentLineHighlightRadius:4,agentCap:{box:{padding:{top:1,left:3,right:3,bottom:1},arrowBottom:11.1,boxAttrs:{fill:"#FFFFFF",stroke:"#000000","stroke-width":3,rx:4,ry:4},labelAttrs:{"font-family":r,"font-weight":"bold","font-size":14,"line-height":1.3,"text-anchor":"middle"}},cross:{size:20,render:e.renderCross.bind(null,{fill:"none",stroke:"#000000","stroke-width":3,"stroke-linecap":"round"})},bar:{height:4,render:n.renderBox.bind(null,{fill:"#000000",stroke:"#000000","stroke-width":3,rx:2,ry:2})},fade:{width:5,height:10,extend:1},none:{height:10}},connect:{loopbackRadius:8,line:{solid:{attrs:{fill:"none",stroke:"#000000","stroke-width":3},renderFlat:e.renderFlatConnector.bind(null,null),renderRev:e.renderRevConnector.bind(null,null)},dash:{attrs:{fill:"none",stroke:"#000000","stroke-width":3,"stroke-dasharray":"10, 4"},renderFlat:e.renderFlatConnector.bind(null,null),renderRev:e.renderRevConnector.bind(null,null)},wave:{attrs:{fill:"none",stroke:"#000000","stroke-width":3,"stroke-linejoin":"round","stroke-linecap":"round"},renderFlat:e.renderFlatConnector.bind(null,s),renderRev:e.renderRevConnector.bind(null,s)}},arrow:{single:{width:10,height:12,render:e.renderArrowHead,attrs:{fill:"#000000",stroke:"#000000","stroke-width":3,"stroke-linejoin":"round"}},double:{width:10,height:12,render:e.renderArrowHead,attrs:{fill:"none",stroke:"#000000","stroke-width":3,"stroke-linejoin":"round","stroke-linecap":"round"}},cross:{short:10,radius:5,render:e.renderCross.bind(null,{fill:"none",stroke:"#000000","stroke-width":3,"stroke-linejoin":"round","stroke-linecap":"round"})}},label:{padding:7,margin:{top:2,bottom:3},attrs:{"font-family":r,"font-size":8,"line-height":1.3,"text-anchor":"middle"},loopbackAttrs:{"font-family":r,"font-size":8,"line-height":1.3}},source:{radius:5,render:({x:e,y:n,radius:r})=>t.make("circle",{cx:e,cy:n,r:r,fill:"#000000",stroke:"#000000","stroke-width":3})},mask:{padding:{top:1,left:5,right:5,bottom:3}}},titleAttrs:{"font-family":r,"font-weight":"bolder","font-size":20,"line-height":1.3,"text-anchor":"middle",class:"title"},agentLineAttrs:{fill:"none",stroke:"#000000","stroke-width":3}},a={padding:{top:3,bottom:4},tag:{padding:{top:2,left:5,right:5,bottom:1},boxRenderer:e.renderTag.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":2,rx:3,ry:3}),labelAttrs:{"font-family":r,"font-weight":"bold","font-size":9,"line-height":1.3,"text-anchor":"left"}},label:{padding:{top:2,left:5,right:3,bottom:0},labelAttrs:{"font-family":r,"font-size":8,"line-height":1.3,"text-anchor":"left"}}},o={ref:{margin:{top:0,bottom:0},boxRenderer:e.renderRef.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":4,rx:5,ry:5}),section:a},"":{margin:{top:0,bottom:0},boxRenderer:n.renderBox.bind(null,{fill:"none",stroke:"#000000","stroke-width":4,rx:5,ry:5}),collapsedBoxRenderer:e.renderRef.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":4,rx:5,ry:5}),section:a,sepRenderer:n.renderLine.bind(null,{stroke:"#000000","stroke-width":2,"stroke-dasharray":"5, 3"})}},l={"font-family":r,"font-size":8,"line-height":1.3},h={text:{margin:{top:0,left:2,right:2,bottom:0},padding:{top:2,left:2,right:2,bottom:2},overlap:{left:10,right:10},boxRenderer:n.renderBox.bind(null,{fill:"#FFFFFF"}),labelAttrs:l},note:{margin:{top:0,left:5,right:5,bottom:0},padding:{top:3,left:3,right:10,bottom:3},overlap:{left:10,right:10},boxRenderer:n.renderNote.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":2,"stroke-linejoin":"round"},{fill:"none",stroke:"#000000","stroke-width":1}),labelAttrs:l},state:{margin:{top:0,left:5,right:5,bottom:0},padding:{top:5,left:7,right:7,bottom:5},overlap:{left:10,right:10},boxRenderer:n.renderBox.bind(null,{fill:"#FFFFFF",stroke:"#000000","stroke-width":3,rx:10,ry:10}),labelAttrs:l}},d={"font-family":r,"font-size":8,"line-height":1.3,"text-anchor":"middle"},g={"":{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:()=>({})},line:{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:10,margin:0,render:e.renderLineDivider.bind(null,{lineAttrs:{stroke:"#000000","stroke-width":2,"stroke-linecap":"round"}})},delay:{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:0,margin:0,render:e.renderDelayDivider.bind(null,{dotSize:3,gapSize:3})},tear:{labelAttrs:d,padding:{top:2,left:5,right:5,bottom:2},extend:10,margin:10,render:e.renderTearDivider.bind(null,{fadeBegin:5,fadeSize:10,zigWidth:6,zigHeight:1,lineAttrs:{stroke:"#000000","stroke-width":2,"stroke-linejoin":"round"}})}};return class extends e{constructor(){super({name:"chunky",settings:i,blocks:o,notes:h,dividers:g})}}}),n("sequence/themes/HandleeFontData",[],()=>{"use strict";return{name:"Handlee",woff2:"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u{constructor(){this.s=new Uint32Array(4)}reset(){this.s[0]=394173556,this.s[1]=2926575054,this.s[2]=1022685995,this.s[3]=1178902408}nextFloat(){let e=this.s[0],t=this.s[1];const n=this.s[2],r=this.s[3];return this.s[0]=n,this.s[1]=r,e^=e<<23|t>>>9,t^=t<<23,this.s[2]=e^n^e>>>17^n>>>26,this.s[3]=t^r^(e<<15|t>>>17)^(n<<6|r>>>26),(this.s[3]+r>>>0)%4294967296/4294967296}}const p={};class f extends e.WavePattern{constructor(e,t){const n=[0,-.3,-.6,-.75,-.45,0,.45,.75,.6,.3];t!==p&&n.reverse(),super(6,n)}getDelta(e){return super.getDelta(e)+.5*Math.sin(.03*e)}}class m extends e{constructor(e=p){super({name:"",settings:a,blocks:l,notes:d,dividers:c}),e===p?(this.name="sketch",this.handedness=1):(this.name="sketch left handed",this.handedness=-1),this.random=new u,this.wave=new f(4,e),this._assignCapFunctions(),this._assignConnectFunctions(),this._assignNoteFunctions(),this._assignBlockFunctions(),this._assignDividerFunctions()}_assignCapFunctions(){this.renderBar=this.renderBar.bind(this),this.renderBox=this.renderBox.bind(this),this.agentCap.cross.render=this.renderCross.bind(this),this.agentCap.bar.render=this.renderBar,this.agentCap.box.boxRenderer=this.renderBox}_assignConnectFunctions(){this.renderArrowHead=this.renderArrowHead.bind(this),this.renderFlatConnector=this.renderFlatConnector.bind(this),this.renderRevConnector=this.renderRevConnector.bind(this),this.connect.arrow.single.render=this.renderArrowHead,this.connect.arrow.double.render=this.renderArrowHead,this.connect.arrow.cross.render=this.renderCross.bind(this),this.connect.line.solid.renderFlat=this.renderFlatConnector,this.connect.line.solid.renderRev=this.renderRevConnector,this.connect.line.dash.renderFlat=this.renderFlatConnector,this.connect.line.dash.renderRev=this.renderRevConnector,this.connect.line.wave.renderFlat=this.renderFlatConnectorWave.bind(this),this.connect.line.wave.renderRev=this.renderRevConnectorWave.bind(this)}_assignNoteFunctions(){this.notes.note.boxRenderer=this.renderNote.bind(this),this.notes.state.boxRenderer=this.renderState.bind(this)}_assignBlockFunctions(){this.renderTag=this.renderTag.bind(this),this.blocks.ref.boxRenderer=this.renderRefBlock.bind(this),this.blocks[""].boxRenderer=this.renderBlock.bind(this),this.blocks[""].collapsedBoxRenderer=this.renderCollapsedBlock.bind(this),this.blocks.ref.section.tag.boxRenderer=this.renderTag,this.blocks[""].section.tag.boxRenderer=this.renderTag,this.blocks[""].sepRenderer=this.renderSeparator.bind(this)}_assignDividerFunctions(){this.dividers.line.render=this.renderLineDivider.bind(this),this.dividers.tear.render=e.renderTearDivider.bind(null,{fadeBegin:5,fadeSize:10,pattern:this.wave,lineAttrs:i.normal})}reset(){this.random.reset()}addDefs(e){e("sketch_font",()=>{const e=document.createElement("style");return e.innerText='@font-face{font-family:"'+r.name+'";src:url("data:font/woff2;base64,'+r.woff2+'");}',e})}vary(e,t=0){if(!e)return t;const n=this.random.nextFloat();return t+2*Math.asin(2*n-1)*e/Math.PI}lineNodes(e,t,{var1:n=1,var2:r=1,varX:s=1,varY:i=1,move:a=!0}){const o=Math.sqrt((t.x-e.x)*(t.x-e.x)+(t.y-e.y)*(t.y-e.y)),l=Math.min(.2*Math.sqrt(o),5),h=this.vary(n*s*l,e.x),d=this.vary(n*i*l,e.y),g=this.vary(r*s*l,t.x),c=this.vary(r*i*l,t.y),u=Math.max(-1,Math.min(1,(d-c)/(Math.abs(h-g)+.001)))/6+.5,p=this.vary(.5,.5)*l,f=this.vary(.5,.5)*l,m=h*(1-u)+g*u-p*this.handedness;return{nodes:(a?"M"+h+" "+d:"")+"C"+m+" "+(d*(1-u)+c*u-f)+","+g+" "+c+","+g+" "+c,p1:{x:h,y:d},p2:{x:g,y:c}}}renderLine(e,n,r){const s=this.lineNodes(e,n,r);return t.make("path",Object.assign({d:s.nodes,fill:"none","stroke-dasharray":r.dash?"6, 5":"none"},r.thick?i.thick:i.normal))}boxNodes({x:e,y:t,width:n,height:r}){const s=this.lineNodes({x:e,y:t},{x:e+n,y:t},{}),i=this.lineNodes({x:e+n,y:t+r},{x:e,y:t+r},{move:!1}),a=this.lineNodes(s.p2,i.p1,{var1:0,var2:0,move:!1}),o=this.lineNodes(i.p2,s.p1,{var1:0,var2:.3,move:!1});return s.nodes+a.nodes+i.nodes+o.nodes}renderBox(e,{fill:n=null,thick:r=!1}={}){return t.make("path",Object.assign({d:this.boxNodes(e),fill:n||"#FFFFFF"},r?i.thick:i.normal))}renderNote({x:e,y:n,width:r,height:s}){const a=this.lineNodes({x:e,y:n},{x:e+r-5,y:n},{}),o=this.lineNodes(a.p2,{x:e+r,y:n+5},{move:!1,var1:0}),l=this.lineNodes({x:e+r,y:n+s},{x:e,y:n+s},{move:!1}),h=this.lineNodes(o.p2,l.p1,{var1:0,var2:0,move:!1}),d=this.lineNodes(l.p2,a.p1,{var1:0,var2:.3,move:!1}),g=this.lineNodes(o.p1,{x:e+r-5,y:n+5},{var1:.3}),c=this.lineNodes(g.p2,o.p2,{var1:0,move:!1});return t.make("g",{},[t.make("path",Object.assign({d:a.nodes+o.nodes+h.nodes+l.nodes+d.nodes,fill:"#FFFFFF"},i.normal)),t.make("path",Object.assign({d:g.nodes+c.nodes,fill:"none"},i.normal))])}renderLineDivider({x:e,y:n,labelWidth:r,width:s,height:i}){let a=null;const o=n+i/2;return a=r>0?t.make("g",{},[this.renderLine({x:e,y:o},{x:e+(s-r)/2,y:o},{}),this.renderLine({x:e+(s+r)/2,y:o},{x:e+s,y:o},{})]):this.renderLine({x:e,y:o},{x:e+s,y:o},{}),{shape:a}}renderFlatConnector(e,{x1:n,y1:r,x2:s,y2:i}){const a=this.lineNodes({x:n,y:r},{x:s,y:i},{varX:.3});return{shape:t.make("path",Object.assign({d:a.nodes},e)),p1:a.p1,p2:a.p2}}renderRevConnector(e,{x1:n,y1:r,x2:s,y2:i,xR:a}){const o=Math.min(.06*(a-n),3),l=Math.min(.5*(a-n),6),h=n+this.vary(o,-1),d=r+this.vary(o,-1),g=a-l*this.vary(.2,1),c=r-this.vary(1,2),u=a,p=r+this.vary(1,1),f=a,m=i+this.vary(2),b=s+this.vary(o,-1),y=i+this.vary(o,-1);return{shape:t.make("path",Object.assign({d:"M"+h+" "+d+"C"+h+" "+d+","+g+" "+c+","+u+" "+p+"S"+f+" "+m+","+b+" "+y},e)),p1:{x:h,y:d},p2:{x:b,y:y}}}renderFlatConnectorWave(e,{x1:r,y1:s,x2:i,y2:a}){const o=r+this.vary(.3),l=i+this.vary(.3),h=s+this.vary(1),d=a+this.vary(1);return{shape:t.make("path",Object.assign({d:new n.PatternedLine(this.wave).move(o,h).line(l,d).cap().asPath()},e)),p1:{x:o,y:h},p2:{x:l,y:d}}}renderRevConnectorWave(e,{x1:r,y1:s,x2:i,y2:a,xR:o}){const l=r+this.vary(.3),h=i+this.vary(.3),d=s+this.vary(1),g=a+this.vary(1);return{shape:t.make("path",Object.assign({d:new n.PatternedLine(this.wave).move(l,d).line(o,s).arc(o,(s+a)/2,Math.PI).line(h,g).cap().asPath()},e)),p1:{x:l,y:d},p2:{x:h,y:g}}}renderArrowHead(e,{x:n,y:r,width:s,height:i,dir:a}){const o=s*this.vary(.2,1),l=i*this.vary(.3,1),h=o*a.dx,d=o*a.dy,g=.5*l*a.dx,c=.5*-l*a.dy,u=this.lineNodes({x:n+h-c,y:r+d-g},{x:n,y:r},{var1:2,var2:.2}),p=this.lineNodes(u.p2,{x:n+h+c,y:r+d+g},{var1:0,var2:2,move:!1}),f="none"===e.fill?{nodes:""}:this.lineNodes(p.p2,u.p1,{var1:0,var2:0,move:!1});return t.make("path",Object.assign({d:u.nodes+p.nodes+f.nodes},e))}renderState({x:e,y:n,width:r,height:s}){const a=Math.min(.06*r,3),o=Math.min(.06*s,3),l=e+a*this.vary(.6,1),h=n+o*this.vary(.6,1),d=e+r-a*this.vary(.6,1),g=n+o*this.vary(.6,1),c=e+a*this.vary(.6,1),u=n+s-o*this.vary(.6,1),p=e+r-a*this.vary(.6,1),f=n+s-o*this.vary(.6,1),m=e+r/2,b=n+s/2,y=a*this.vary(.2,1.2),x=o*this.vary(.2,1.2),k=n-Math.min(.005*r,1),w=n+s-Math.min(.01*r,2),v=e-Math.min(.01*s,2)*this.handedness,A=v+r;return t.make("path",Object.assign({d:"M"+l+" "+h+"C"+(l+y)+" "+(h-x)+","+(m-r*this.vary(.03,.3))+" "+k+","+m+" "+k+"S"+(d-y)+" "+(g-x)+","+d+" "+g+"S"+A+" "+(b-s*this.vary(.03,.3))+","+A+" "+b+"S"+(p+y)+" "+(f-x)+","+p+" "+f+"S"+(m+r*this.vary(.03,.3))+" "+w+","+m+" "+w+"S"+(c+y)+" "+(u+x)+","+c+" "+u+"S"+v+" "+(b+s*this.vary(.03,.3))+","+v+" "+b+"S"+(l-y)+" "+(h+x)+","+l+" "+h+"Z",fill:"#FFFFFF"},i.normal))}renderRefBlock(e){const n=this.boxNodes(e);return{shape:t.make("path",Object.assign({d:n,fill:"none"},i.thick)),mask:t.make("path",{d:n,fill:"#000000"}),fill:t.make("path",{d:n,fill:"#FFFFFF"})}}renderBlock(e){return this.renderBox(e,{fill:"none",thick:!0})}renderCollapsedBlock(e){return this.renderRefBlock(e)}renderTag({x:e,y:n,width:r,height:s}){const a=e+r,o=n+s,l=this.lineNodes({x:a+3,y:n},{x:a-2,y:o},{}),h=this.lineNodes(l.p2,{x:e,y:o+1},{var1:0,move:!1}),d=l.nodes+h.nodes;return t.make("g",{},[t.make("path",{d:d+"L"+e+" "+n,fill:"#FFFFFF"}),t.make("path",Object.assign({d:d,fill:"#FFFFFF"},i.normal))])}renderSeparator({x1:e,y1:t,x2:n,y2:r}){return this.renderLine({x:e,y:t},{x:n,y:r},{thick:!0,dash:!0})}renderBar({x:e,y:t,width:n,height:r}){return this.renderBox({x:e,y:t,width:n,height:r},{fill:"#000000"})}renderCross({x:e,y:n,radius:r}){const s=this.vary(.2,1)*r,a=this.lineNodes({x:e-s,y:n-s},{x:e+s,y:n+s},{}),o=this.vary(.2,1)*r,l=this.lineNodes({x:e+o,y:n-o},{x:e-o,y:n+o},{});return t.make("path",Object.assign({d:a.nodes+l.nodes,fill:"none"},i.normal))}renderAgentLine({x:e,y0:t,y1:n,width:r,className:s}){if(r>0){const i=this.renderBox({x:e-r/2,y:t,width:r,height:n-t},{fill:"none"});return i.setAttribute("class",s),i}{const r=this.renderLine({x:e,y:t},{x:e,y:n},{varY:.3});return r.setAttribute("class",s),r}}}return m.RIGHT=p,m.LEFT={},m}),n("sequence/SequenceDiagram",["core/EventObject","./Parser","./Generator","./Renderer","./Exporter","./CodeMirrorHints","./themes/BaseTheme","./themes/Basic","./themes/Monospace","./themes/Chunky","./themes/Sketch"],(e,t,n,r,s,i,a,o,l,h,d)=>{"use strict";function g(e,t="sequence"){e||(e=window.CodeMirror),e.defineMode(t,()=>b),e.registerHelper("hint",t,i.getHints)}function c(e){const t=(new DOMParser).parseFromString(e,"image/svg+xml").querySelector("metadata");return t?t.textContent:""}function u(e,t=null,n={}){if("svg"===e.tagName)return null;null===t?t=e.innerText:"object"==typeof t&&(t=(n=t).code);const r=function(e){return{namespace:e.dataset.sdNamespace||null,interactive:function(e){return void 0!==e&&"false"!==e}(e.dataset.sdInteractive)}}(e),s=new y(t,Object.assign(r,n)),i=s.dom();e.parentNode.insertBefore(i,e),e.parentNode.removeChild(e);const a=e.attributes;for(let e=0;e<a.length;++e)i.setAttribute(a[e].nodeName,a[e].nodeValue);return s}const p=[new o,new l,new h,new d(d.RIGHT),new d(d.LEFT)],f=new t,m=new n,b=f.getCodeMirrorMode();class y extends e{constructor(e=null,t={}){super(),e&&"object"==typeof e&&(e=(t=e).code),this.registerCodeMirrorMode=g,this.code=e,this.parser=f,this.generator=m,this.renderer=new r(Object.assign({themes:p},t)),this.exporter=new s,this.renderer.addEventForwarding(this),this.latestProcessed=null,this.isInteractive=!1,t.container&&t.container.appendChild(this.dom()),t.interactive&&this.addInteractivity(),"string"==typeof this.code&&this.render()}clone(e={}){return new y(Object.assign({code:this.code,container:null,themes:this.renderer.getThemes(),namespace:null,components:this.renderer.components,interactive:this.isInteractive,SVGTextBlockClass:this.renderer.SVGTextBlockClass},e))}set(e=""){this.code!==e&&(this.code=e,this.render())}process(e){const t=this.parser.parse(e);return this.generator.generate(t)}addTheme(e){this.renderer.addTheme(e)}setHighlight(e){this.renderer.setHighlight(e)}isCollapsed(e){return this.renderer.isCollapsed(e)}setCollapsed(e,t=!0,{render:n=!0}={}){return!!this.renderer.setCollapsed(e,t)&&(n&&this.latestProcessed&&this.render(this.latestProcessed),!0)}collapse(e,t){return this.setCollapsed(e,!0,t)}expand(e,t){return this.setCollapsed(e,!1,t)}toggleCollapsed(e,t){return this.setCollapsed(e,!this.isCollapsed(e),t)}expandAll(e){return this.setCollapsed(null,!1,e)}getThemeNames(){return this.renderer.getThemeNames()}getThemes(){return this.renderer.getThemes()}getSVGSynchronous(){return this.exporter.getSVGURL(this.renderer)}getSVG(){return Promise.resolve({url:this.getSVGSynchronous(),latest:!0})}getCanvas({resolution:e=1,size:t=null}={}){return t&&(this.renderer.width=t.width,this.renderer.height=t.height),new Promise(t=>{this.exporter.getCanvas(this.renderer,e,t)})}getPNG({resolution:e=1,size:t=null}={}){return t&&(this.renderer.width=t.width,this.renderer.height=t.height),new Promise(t=>{this.exporter.getPNGURL(this.renderer,e,(e,n)=>{t({url:e,latest:n})})})}getSize(){return{width:this.renderer.width,height:this.renderer.height}}render(e=null){const t=this.renderer.svg(),n=t.parentNode;document.body.contains(t)||(n&&n.removeChild(t),document.body.appendChild(t));try{e||(e=this.process(this.code)),this.renderer.render(e),this.latestProcessed=e,this.trigger("render",[this])}finally{t.parentNode!==n&&(document.body.removeChild(t),n&&n.appendChild(t))}}setContainer(e=null){const t=this.dom();t.parentNode&&t.parentNode.removeChild(t),e&&e.appendChild(t)}addInteractivity(){this.isInteractive||(this.isInteractive=!0,this.addEventListener("click",e=>{this.toggleCollapsed(e.ln)}))}extractCodeFromSVG(e){return c(e)}dom(){return this.renderer.svg()}}return Object.assign(y,{Parser:t,Generator:n,Renderer:r,Exporter:s,BaseTheme:a,themes:p,addTheme:function(e){p.push(e)},registerCodeMirrorMode:g,extractCodeFromSVG:c,convert:u,convertAll:function(e=null,t="sequence-diagram"){"string"==typeof e&&(t=e,e=null);let n=null;n=e&&void 0!==e.length?e:(e||document).getElementsByClassName(t);const r=[];for(let e=0;e<n.length;++e)r.push(n[e]);r.forEach(e=>u(e))}})}),e(["sequence/SequenceDiagram"],e=>{"use strict";const t=window.define;t&&t.amd?t(()=>e):(document.addEventListener("DOMContentLoaded",()=>{e.convertAll()},{once:!0}),window.CodeMirror&&e.registerCodeMirrorMode(window.CodeMirror),window.SequenceDiagram=e)},null,!0),n("standalone",function(){})}();
\ No newline at end of file
diff --git a/library.htm b/library.htm
index 6f14673..ccbea07 100644
--- a/library.htm
+++ b/library.htm
@@ -409,10 +409,17 @@ diagram = new SequenceDiagram();
 Creates a new SequenceDiagram object. Options is an object which can contain:
 </p>
 <ul>
-<li><code>code</code>: Alternative way of specifying code, instead of using a separate argument.</li>
-<li><code>container</code>: DOM node to append the diagram to (defaults to null).</li>
-<li><code>themes</code>: List of themes to make available to the diagram (defaults to globally registered themes).</li>
-<li><code>namespace</code>: Each diagram on a page must have a unique namespace. By default a unique namespace is generated, but if you want something specific, enter it here.</li>
+<li><code>code</code>: Alternative way of specifying code, instead of using a
+separate argument.</li>
+<li><code>container</code>: DOM node to append the diagram to (defaults to
+null).</li>
+<li><code>themes</code>: List of themes to make available to the diagram
+(defaults to globally registered themes).</li>
+<li><code>namespace</code>: Each diagram on a page must have a unique namespace.
+By default a unique namespace is generated, but if you want something specific,
+enter it here.</li>
+<li><code>interactive</code>: If <code>true</code>, will automatically call
+<code>addInteractivity</code> when constructing the diagram.</li>
 </ul>
 
 <h3 id="API_clone">.clone</h3>
@@ -503,6 +510,58 @@ themes = diagram.getThemes();
 Returns a list of themes which are available to this diagram.
 </p>
 
+<h3 id="API_addInteractivity">.addInteractivity</h3>
+
+<div class="right">
+<pre class="sequence-diagram" data-lang="sequence" data-sd-interactive>
+  begin A, B
+  if bored
+    A -> +B
+    -B --> A
+  end
+  if still bored
+    A -> +B
+    -B --> A
+  end
+</pre>
+</div>
+
+<pre data-lang="javascript">
+diagram.addInteractivity();
+</pre>
+
+<p>
+Makes the rendered diagram interactive. Currently this means adding a click
+listener to any groups which causes them to collapse / expand. Try clicking on
+the example to the right.
+</p>
+
+<p>The example here has CSS styling applied:</p>
+
+<pre data-lang="css">
+.region.collapsed,
+.region.expanded {
+	cursor: pointer;
+	user-select: none;
+}
+
+.region.collapsed:hover .outline,
+.region.expanded:hover .outline {
+	fill: rgba(255, 128, 0, 0.5);
+}
+</pre>
+
+<p>It is also possible to enable interactivity using a HTML attribute:</p>
+
+<pre data-lang="text/html">
+&lt;pre class="sequence-diagram" data-sd-interactive&gt;
+  A -&gt; +B
+  if something
+    -B --&gt; A
+  end
+&lt;/pre&gt;
+</pre>
+
 <h3 id="API_getSVGSynchronous">.getSVGSynchronous</h3>
 
 <pre data-lang="javascript">
@@ -608,6 +667,87 @@ example:
 }
 </pre>
 
+<h3 id="API_setCollapsed">.setCollapsed</h3>
+
+<pre data-lang="javascript">
+diagram.setCollapsed(line, collapsed, options);
+diagram.setCollapsed(line, collapsed);
+</pre>
+
+<p>
+Marks the given line as collapsed or non-collapsed. If an element defined at
+that line can be collapsed, it will be modified during the next render. Returns
+true if a change occurred, or false if the line already had the requested state.
+</p>
+<p><code>line</code> can also be an array of lines.</p>
+<p>
+By default, calling this method will trigger an automatic render (unless called
+as a no-op). This can be disabled by passing <code>{render: false}</code> in the
+options argument.
+</p>
+
+<h3 id="API_isCollapsed">.isCollapsed</h3>
+
+<pre data-lang="javascript">
+collapsed = diagram.isCollapsed(line);
+</pre>
+
+<p>
+Returns true if the given line is marked as collapsed, regardless of whether
+that line being collapsed has a meaningful impact on the rendered document.
+</p>
+
+<h3 id="API_collapse">.collapse</h3>
+
+<pre data-lang="javascript">
+diagram.collapse(line, options);
+diagram.collapse(line);
+</pre>
+
+<p>
+Shorthand for <code>.setCollapsed(line, true, options)</code>.
+</p>
+
+<h3 id="API_expand">.expand</h3>
+
+<pre data-lang="javascript">
+diagram.expand(line, options);
+diagram.expand(line);
+</pre>
+
+<p>
+Shorthand for <code>.setCollapsed(line, false, options)</code>.
+</p>
+
+<h3 id="API_toggleCollapsed">.toggleCollapsed</h3>
+
+<pre data-lang="javascript">
+diagram.toggleCollapsed(line, options);
+diagram.toggleCollapsed(line);
+</pre>
+
+<p>
+Toggles the given line&rsquo;s collapsed status by calling
+<code>.setCollapsed</code>.
+</p>
+
+<h3 id="API_expandAll">.expandAll</h3>
+
+<pre data-lang="javascript">
+diagram.expandAll(options);
+diagram.expandAll();
+</pre>
+
+<p>
+Marks all lines as non-collapsed. Returns true if a change occurred, or false
+if all lines were already non-collapsed.
+</p>
+<p>
+By default, calling this method will trigger an automatic render (unless called
+as a no-op). This can be disabled by passing <code>{render: false}</code> in the
+options argument.
+</p>
+
 <h3 id="API_addEventListener">.addEventListener</h3>
 
 <pre data-lang="javascript">
@@ -623,9 +763,13 @@ Registers an event listener. The available events are:</p>
 diagram.</li>
 <li><code>click</code>: called when the user clicks on a region of the
 diagram.</li>
+<li><code>dblclick</code>: called when the user double-clicks on a region of the
+diagram.</li>
+<li><code>render</code>: called when the diagram finishes rendering. Receives
+the sequence diagram object as an argument.</li>
 </ul>
-<p><code>mouseover</code> and <code>click</code> are invoked with a single
-parameter: the element. This object contains:</p>
+<p>All mouse events are invoked with a single parameter: the element. This
+object contains:</p>
 <ul>
 <li><code>ln</code>: the line number of the source code which defined the
 element.</li>
diff --git a/scripts/interface/Interface.js b/scripts/interface/Interface.js
index b78eb90..cb4b8d7 100644
--- a/scripts/interface/Interface.js
+++ b/scripts/interface/Interface.js
@@ -216,6 +216,11 @@ define(['require'], (require) => {
 		registerListeners() {
 			this.code.addEventListener('input', () => this.update(false));
 
+			this.diagram.addEventListener('render', () => {
+				this.updateMinSize(this.diagram.getSize());
+				this.pngDirty = true;
+			});
+
 			this.diagram.addEventListener('mouseover', (element) => {
 				if(this.marker) {
 					this.marker.clear();
@@ -256,6 +261,10 @@ define(['require'], (require) => {
 				}
 			});
 
+			this.diagram.addEventListener('dblclick', (element) => {
+				this.diagram.toggleCollapsed(element.ln);
+			});
+
 			this.container.addEventListener('dragover', (event) => {
 				event.preventDefault();
 				if(hasDroppedFile(event, 'image/svg+xml')) {
@@ -423,10 +432,8 @@ define(['require'], (require) => {
 		redraw(sequence) {
 			clearTimeout(this.debounced);
 			this.debounced = null;
-			this.pngDirty = true;
 			this.renderedSeq = sequence;
 			this.diagram.render(sequence);
-			this.updateMinSize(this.diagram.getSize());
 		}
 
 		saveCode(src) {
@@ -481,6 +488,7 @@ define(['require'], (require) => {
 			} else {
 				this.code.value = code;
 			}
+			this.diagram.expandAll({render: false});
 			this.update(true);
 			this.diagram.setHighlight(null);
 		}
diff --git a/scripts/sequence/Generator.js b/scripts/sequence/Generator.js
index d7545bb..5532fac 100644
--- a/scripts/sequence/Generator.js
+++ b/scripts/sequence/Generator.js
@@ -467,6 +467,7 @@ define(['core/ArrayUtilities'], (array) => {
 				blockType,
 				tag: this.textFormatter(tag),
 				label: this.textFormatter(label),
+				canHide: true,
 				left: leftGAgent.id,
 				right: rightGAgent.id,
 				ln,
@@ -612,6 +613,7 @@ define(['core/ArrayUtilities'], (array) => {
 				type: 'block begin',
 				blockType,
 				tag: this.textFormatter(tag),
+				canHide: false,
 				label: this.textFormatter(label),
 				left: details.leftGAgent.id,
 				right: details.rightGAgent.id,
diff --git a/scripts/sequence/Generator_spec.js b/scripts/sequence/Generator_spec.js
index 4803b5e..b8c7d5b 100644
--- a/scripts/sequence/Generator_spec.js
+++ b/scripts/sequence/Generator_spec.js
@@ -190,6 +190,7 @@ defineDescribe('Sequence Generator', ['./Generator'], (Generator) => {
 		blockBegin: (blockType, {
 			tag = any(),
 			label = any(),
+			canHide = any(),
 			left = any(),
 			right = any(),
 			ln = any(),
@@ -199,6 +200,7 @@ defineDescribe('Sequence Generator', ['./Generator'], (Generator) => {
 				blockType,
 				tag,
 				label,
+				canHide,
 				left,
 				right,
 				ln,
@@ -1298,7 +1300,7 @@ defineDescribe('Sequence Generator', ['./Generator'], (Generator) => {
 			expect(sequence.stages).toEqual([
 				GENERATED.blockBegin(
 					'if',
-					{tag: 'if!', label: 'abc!', ln: 10}
+					{tag: 'if!', label: 'abc!', canHide: true, ln: 10}
 				),
 				any(),
 				any(),
@@ -1492,6 +1494,7 @@ defineDescribe('Sequence Generator', ['./Generator'], (Generator) => {
 				GENERATED.blockBegin('ref', {
 					tag: 'ref!',
 					label: 'Foo!',
+					canHide: false,
 					left: bounds.left,
 					right: bounds.right,
 				}),
diff --git a/scripts/sequence/Renderer.js b/scripts/sequence/Renderer.js
index 35bb3c2..64cc233 100644
--- a/scripts/sequence/Renderer.js
+++ b/scripts/sequence/Renderer.js
@@ -89,6 +89,7 @@ define([
 			this.knownThemeDefs = new Set();
 			this.knownDefs = new Set();
 			this.highlights = new Map();
+			this.collapsed = new Set();
 			this.currentHighlight = -1;
 			this.buildStaticElements();
 			this.components.forEach((component) => {
@@ -99,7 +100,6 @@ define([
 		_bindMethods() {
 			this.separationStage = this.separationStage.bind(this);
 			this.renderStage = this.renderStage.bind(this);
-			this.addSeparation = this.addSeparation.bind(this);
 			this.addThemeDef = this.addThemeDef.bind(this);
 			this.addDef = this.addDef.bind(this);
 		}
@@ -195,9 +195,37 @@ define([
 			info2.separations.set(agentID1, Math.max(d2, dist));
 		}
 
+		checkHidden(stage) {
+			const component = this.components.get(stage.type);
+			const env = {
+				renderer: this,
+				theme: this.theme,
+				agentInfos: this.agentInfos,
+				textSizer: this.sizer,
+				state: this.state,
+				components: this.components,
+			};
+
+			const hide = component.shouldHide(stage, env) || {};
+
+			const wasHidden = (this.hideNest > 0);
+			this.hideNest += hide.nest || 0;
+			const isHidden = (this.hideNest > 0);
+
+			if(this.hideNest < 0) {
+				throw new Error('Unexpected nesting in ' + stage.type);
+			}
+			if(wasHidden === isHidden) {
+				return isHidden;
+			} else {
+				return Boolean(hide.self);
+			}
+		}
+
 		separationStage(stage) {
 			const agentSpaces = new Map();
 			const agentIDs = this.visibleAgentIDs.slice();
+			const seps = [];
 
 			const addSpacing = (agentID, {left, right}) => {
 				const current = agentSpaces.get(agentID);
@@ -205,30 +233,47 @@ define([
 				current.right = Math.max(current.right, right);
 			};
 
+			const addSeparation = (agentID1, agentID2, dist) => {
+				seps.push({agentID1, agentID2, dist});
+			};
+
 			this.agentInfos.forEach((agentInfo) => {
 				const rad = agentInfo.currentRad;
 				agentInfo.currentMaxRad = rad;
 				agentSpaces.set(agentInfo.id, {left: rad, right: rad});
 			});
+
 			const env = {
+				renderer: this,
 				theme: this.theme,
 				agentInfos: this.agentInfos,
 				visibleAgentIDs: this.visibleAgentIDs,
 				momentaryAgentIDs: agentIDs,
 				textSizer: this.sizer,
 				addSpacing,
-				addSeparation: this.addSeparation,
+				addSeparation,
 				state: this.state,
 				components: this.components,
 			};
+
 			const component = this.components.get(stage.type);
 			if(!component) {
 				throw new Error('Unknown component: ' + stage.type);
 			}
+
 			component.separationPre(stage, env);
 			component.separation(stage, env);
+
+			if(this.checkHidden(stage)) {
+				return;
+			}
+
 			array.mergeSets(agentIDs, this.visibleAgentIDs);
 
+			seps.forEach(({agentID1, agentID2, dist}) => {
+				this.addSeparation(agentID1, agentID2, dist);
+			});
+
 			agentIDs.forEach((agentIDR) => {
 				const infoR = this.agentInfos.get(agentIDR);
 				const sepR = agentSpaces.get(agentIDR);
@@ -305,6 +350,13 @@ define([
 			list.push(o);
 		}
 
+		forwardEvent(source, sourceEvent, forwardEvent, forwardArgs) {
+			source.addEventListener(
+				sourceEvent,
+				this.trigger.bind(this, forwardEvent, forwardArgs)
+			);
+		}
+
 		renderStage(stage) {
 			this.agentInfos.forEach((agentInfo) => {
 				const rad = agentInfo.currentRad;
@@ -312,6 +364,7 @@ define([
 			});
 
 			const envPre = {
+				renderer: this,
 				theme: this.theme,
 				agentInfos: this.agentInfos,
 				textSizer: this.sizer,
@@ -325,10 +378,6 @@ define([
 
 			const topY = this.checkAgentRange(agentIDs, asynchronousY);
 
-			const eventOut = () => {
-				this.trigger('mouseout');
-			};
-
 			const makeRegion = ({
 				stageOverride = null,
 				unmasked = false,
@@ -337,18 +386,16 @@ define([
 				const targetStage = (stageOverride || stage);
 				this.addHighlightObject(targetStage.ln, o);
 				o.setAttribute('class', 'region');
-				o.addEventListener('mouseenter', () => {
-					this.trigger('mouseover', [targetStage]);
-				});
-				o.addEventListener('mouseleave', eventOut);
-				o.addEventListener('click', () => {
-					this.trigger('click', [targetStage]);
-				});
+				this.forwardEvent(o, 'mouseenter', 'mouseover', [targetStage]);
+				this.forwardEvent(o, 'mouseleave', 'mouseout', [targetStage]);
+				this.forwardEvent(o, 'click', 'click', [targetStage]);
+				this.forwardEvent(o, 'dblclick', 'dblclick', [targetStage]);
 				(unmasked ? this.unmaskedShapes : this.shapes).appendChild(o);
 				return o;
 			};
 
 			const env = {
+				renderer: this,
 				topY,
 				primaryY: topY + topShift,
 				fillLayer: this.backgroundFills,
@@ -370,9 +417,15 @@ define([
 				components: this.components,
 			};
 
-			const bottomY = Math.max(topY, component.render(stage, env) || 0);
-			this.markAgentRange(agentIDs, bottomY);
+			let bottomY = topY;
+			if(this.checkHidden(stage)) {
+				env.primaryY = topY;
+				component.renderHidden(stage, env);
+			} else {
+				bottomY = Math.max(bottomY, component.render(stage, env) || 0);
+			}
 
+			this.markAgentRange(agentIDs, bottomY);
 			this.currentY = bottomY;
 		}
 
@@ -477,6 +530,7 @@ define([
 				component.resetState(this.state);
 			});
 			this.currentY = 0;
+			this.hideNest = 0;
 		}
 
 		_reset(theme) {
@@ -523,6 +577,49 @@ define([
 			this.currentHighlight = line;
 		}
 
+		isCollapsed(line) {
+			return this.collapsed.has(line);
+		}
+
+		setCollapseAll(collapsed) {
+			if(collapsed) {
+				throw new Error('Cannot collapse all');
+			} else {
+				if(this.collapsed.size === 0) {
+					return false;
+				}
+				this.collapsed.clear();
+			}
+			return true;
+		}
+
+		_setCollapsed(line, collapsed) {
+			if(typeof line !== 'number') {
+				return false;
+			}
+			if(collapsed === this.isCollapsed(line)) {
+				return false;
+			}
+			if(collapsed) {
+				this.collapsed.add(line);
+			} else {
+				this.collapsed.delete(line);
+			}
+			return true;
+		}
+
+		setCollapsed(line, collapsed = true) {
+			if(line === null) {
+				return this.setCollapseAll(collapsed);
+			}
+			if(Array.isArray(line)) {
+				return line
+					.map((ln) => this._setCollapsed(ln, collapsed))
+					.some((changed) => changed);
+			}
+			return this._setCollapsed(line, collapsed);
+		}
+
 		render(sequence) {
 			const prevHighlight = this.currentHighlight;
 			const oldTheme = this.theme;
diff --git a/scripts/sequence/SequenceDiagram.js b/scripts/sequence/SequenceDiagram.js
index e262963..e943626 100644
--- a/scripts/sequence/SequenceDiagram.js
+++ b/scripts/sequence/SequenceDiagram.js
@@ -77,9 +77,14 @@ define([
 			this.renderer = new Renderer(Object.assign({themes}, options));
 			this.exporter = new Exporter();
 			this.renderer.addEventForwarding(this);
+			this.latestProcessed = null;
+			this.isInteractive = false;
 			if(options.container) {
 				options.container.appendChild(this.dom());
 			}
+			if(options.interactive) {
+				this.addInteractivity();
+			}
 			if(typeof this.code === 'string') {
 				this.render();
 			}
@@ -92,6 +97,7 @@ define([
 				themes: this.renderer.getThemes(),
 				namespace: null,
 				components: this.renderer.components,
+				interactive: this.isInteractive,
 				SVGTextBlockClass: this.renderer.SVGTextBlockClass,
 			}, options));
 		}
@@ -114,10 +120,40 @@ define([
 			this.renderer.addTheme(theme);
 		}
 
-		setHighlight(line = null) {
+		setHighlight(line) {
 			this.renderer.setHighlight(line);
 		}
 
+		isCollapsed(line) {
+			return this.renderer.isCollapsed(line);
+		}
+
+		setCollapsed(line, collapsed = true, {render = true} = {}) {
+			if(!this.renderer.setCollapsed(line, collapsed)) {
+				return false;
+			}
+			if(render && this.latestProcessed) {
+				this.render(this.latestProcessed);
+			}
+			return true;
+		}
+
+		collapse(line, options) {
+			return this.setCollapsed(line, true, options);
+		}
+
+		expand(line, options) {
+			return this.setCollapsed(line, false, options);
+		}
+
+		toggleCollapsed(line, options) {
+			return this.setCollapsed(line, !this.isCollapsed(line), options);
+		}
+
+		expandAll(options) {
+			return this.setCollapsed(null, false, options);
+		}
+
 		getThemeNames() {
 			return this.renderer.getThemeNames();
 		}
@@ -184,6 +220,8 @@ define([
 					processed = this.process(this.code);
 				}
 				this.renderer.render(processed);
+				this.latestProcessed = processed;
+				this.trigger('render', [this]);
 			} finally {
 				if(dom.parentNode !== originalParent) {
 					document.body.removeChild(dom);
@@ -204,6 +242,17 @@ define([
 			}
 		}
 
+		addInteractivity() {
+			if(this.isInteractive) {
+				return;
+			}
+			this.isInteractive = true;
+
+			this.addEventListener('click', (element) => {
+				this.toggleCollapsed(element.ln);
+			});
+		}
+
 		extractCodeFromSVG(svg) {
 			return extractCodeFromSVG(svg);
 		}
@@ -213,6 +262,17 @@ define([
 		}
 	}
 
+	function datasetBoolean(value) {
+		return value !== undefined && value !== 'false';
+	}
+
+	function parseTagOptions(element) {
+		return {
+			namespace: element.dataset.sdNamespace || null,
+			interactive: datasetBoolean(element.dataset.sdInteractive),
+		};
+	}
+
 	function convert(element, code = null, options = {}) {
 		if(element.tagName === 'svg') {
 			return null;
@@ -224,7 +284,13 @@ define([
 			options = code;
 			code = options.code;
 		}
-		const diagram = new SequenceDiagram(code, options);
+
+		const tagOptions = parseTagOptions(element);
+
+		const diagram = new SequenceDiagram(
+			code,
+			Object.assign(tagOptions, options)
+		);
 		const newElement = diagram.dom();
 		element.parentNode.insertBefore(newElement, element);
 		element.parentNode.removeChild(element);
diff --git a/scripts/sequence/SequenceDiagram_spec.js b/scripts/sequence/SequenceDiagram_spec.js
index 522e5be..6c13af1 100644
--- a/scripts/sequence/SequenceDiagram_spec.js
+++ b/scripts/sequence/SequenceDiagram_spec.js
@@ -138,4 +138,19 @@ defineDescribe('SequenceDiagram', [
 			'<polygon points="46 31 51 26 46 21"'
 		);
 	});
+
+	it('renders collapsed blocks', () => {
+		diagram.set('if\nA -> B\nend');
+		diagram.setCollapsed(0, true);
+
+		const content = getSimplifiedContent(diagram);
+
+		expect(content).toContain('<svg viewBox="-5 -5 60 37">');
+
+		expect(content).toContain('<line x1="20" y1="5" x2="20" y2="27"');
+		expect(content).toContain('<line x1="30" y1="5" x2="30" y2="27"');
+		expect(content).toContain('<rect x="10" y="0" width="30" height="7"');
+		expect(content).toContain('<g class="region collapsed"');
+	});
+
 });
diff --git a/scripts/sequence/SequenceDiagram_visual_spec.js b/scripts/sequence/SequenceDiagram_visual_spec.js
index d180166..67fd123 100644
--- a/scripts/sequence/SequenceDiagram_visual_spec.js
+++ b/scripts/sequence/SequenceDiagram_visual_spec.js
@@ -15,10 +15,31 @@ defineDescribe('SequenceDiagram Visuals', [
 
 	const IMAGE_BASE_PATH = 'scripts/sequence/test-images/';
 
+	const COLLAPSE_REGEX = new RegExp(/# collapse/g);
+
+	function findCollapseLines(code) {
+		const results = [];
+		let p = 0;
+		let ln = -1;
+		while(true) {
+			const match = COLLAPSE_REGEX.exec(code);
+			if(!match) {
+				break;
+			}
+			while(p !== -1 && p <= match.index) {
+				p = code.indexOf('\n', p) + 1;
+				++ ln;
+			}
+			results.push(ln);
+		}
+		return results;
+	}
+
 	function loadAndRenderSVG(svg, size = {resolution: RESOLUTION}) {
 		const code = SequenceDiagram.extractCodeFromSVG(svg);
 
 		const diagram = new SequenceDiagram(code);
+		diagram.collapse(findCollapseLines(code));
 
 		return Promise.all([
 			diagram.getCanvas(size).then(ImageRegion.fromCanvas),
diff --git a/scripts/sequence/components/AgentCap.js b/scripts/sequence/components/AgentCap.js
index 06a3312..93fd683 100644
--- a/scripts/sequence/components/AgentCap.js
+++ b/scripts/sequence/components/AgentCap.js
@@ -332,6 +332,12 @@ define([
 			});
 			return maxEnd + env.theme.actionMargin;
 		}
+
+		renderHidden({agentIDs}, env) {
+			agentIDs.forEach((id) => {
+				env.drawAgentLine(id, env.topY, !this.begin);
+			});
+		}
 	}
 
 	BaseComponent.register('agent begin', new AgentCap(true));
diff --git a/scripts/sequence/components/AgentHighlight.js b/scripts/sequence/components/AgentHighlight.js
index 6916786..b8db9aa 100644
--- a/scripts/sequence/components/AgentHighlight.js
+++ b/scripts/sequence/components/AgentHighlight.js
@@ -31,6 +31,10 @@ define(['./BaseComponent'], (BaseComponent) => {
 			});
 			return env.primaryY + env.theme.actionMargin;
 		}
+
+		renderHidden(stage, env) {
+			this.render(stage, env);
+		}
 	}
 
 	BaseComponent.register('agent highlight', new AgentHighlight());
diff --git a/scripts/sequence/components/BaseComponent.js b/scripts/sequence/components/BaseComponent.js
index 6187bbb..62bc868 100644
--- a/scripts/sequence/components/BaseComponent.js
+++ b/scripts/sequence/components/BaseComponent.js
@@ -10,6 +10,7 @@ define(() => {
 		}
 
 		separationPre(/*stage, {
+			renderer,
 			theme,
 			agentInfos,
 			visibleAgentIDs,
@@ -23,6 +24,7 @@ define(() => {
 		}
 
 		separation(/*stage, {
+			renderer,
 			theme,
 			agentInfos,
 			visibleAgentIDs,
@@ -36,6 +38,7 @@ define(() => {
 		}
 
 		renderPre(/*stage, {
+			renderer,
 			theme,
 			agentInfos,
 			textSizer,
@@ -46,6 +49,7 @@ define(() => {
 		}
 
 		render(/*stage, {
+			renderer,
 			topY,
 			primaryY,
 			fillLayer,
@@ -61,6 +65,22 @@ define(() => {
 		}*/) {
 			// return bottom Y coordinate
 		}
+
+		renderHidden(/*stage, {
+			(same args as render, with primaryY = topY)
+		}*/) {
+		}
+
+		shouldHide(/*stage, {
+			renderer,
+			theme,
+			agentInfos,
+			textSizer,
+			state,
+			components,
+		}*/) {
+			// return {self, nest}
+		}
 	}
 
 	BaseComponent.cleanRenderPreResult = ({
diff --git a/scripts/sequence/components/Block.js b/scripts/sequence/components/Block.js
index 5a4007a..1b0c20e 100644
--- a/scripts/sequence/components/Block.js
+++ b/scripts/sequence/components/Block.js
@@ -87,6 +87,12 @@ define([
 					'x2': agentInfoR.x,
 					'y2': y,
 				}));
+			} else if(blockInfo.canHide) {
+				clickable.setAttribute(
+					'class',
+					clickable.getAttribute('class') +
+					(blockInfo.hide ? ' collapsed' : ' expanded')
+				);
 			}
 
 			return y + labelHeight + config.section.padding.top;
@@ -103,8 +109,11 @@ define([
 		}
 
 		storeBlockInfo(stage, env) {
+			const canHide = stage.canHide;
 			const blockInfo = {
 				type: stage.blockType,
+				canHide,
+				hide: canHide && env.renderer.isCollapsed(stage.ln),
 				hold: null,
 				startY: null,
 			};
@@ -142,6 +151,14 @@ define([
 
 			return super.render(stage, env, true);
 		}
+
+		shouldHide({left}, env) {
+			const blockInfo = env.state.blocks.get(left);
+			return {
+				self: false,
+				nest: blockInfo.hide ? 1 : 0,
+			};
+		}
 	}
 
 	class BlockEnd extends BaseComponent {
@@ -165,7 +182,12 @@ define([
 			const agentInfoL = env.agentInfos.get(left);
 			const agentInfoR = env.agentInfos.get(right);
 
-			let shapes = config.boxRenderer({
+			let renderFn = config.boxRenderer;
+			if(blockInfo.hide) {
+				renderFn = config.collapsedBoxRenderer || renderFn;
+			}
+
+			let shapes = renderFn({
 				x: agentInfoL.x,
 				y: blockInfo.startY,
 				width: agentInfoR.x - agentInfoL.x,
@@ -185,6 +207,14 @@ define([
 
 			return env.primaryY + config.margin.bottom + env.theme.actionMargin;
 		}
+
+		shouldHide({left}, env) {
+			const blockInfo = env.state.blocks.get(left);
+			return {
+				self: false,
+				nest: blockInfo.hide ? -1 : 0,
+			};
+		}
 	}
 
 	BaseComponent.register('block begin', new BlockBegin());
diff --git a/scripts/sequence/components/Connect.js b/scripts/sequence/components/Connect.js
index 29e5211..63f8d9c 100644
--- a/scripts/sequence/components/Connect.js
+++ b/scripts/sequence/components/Connect.js
@@ -481,6 +481,10 @@ define([
 			});
 			return env.primaryY + env.theme.actionMargin;
 		}
+
+		renderHidden(stage, env) {
+			this.render(stage, env);
+		}
 	}
 
 	class ConnectDelayEnd extends Connect {
diff --git a/scripts/sequence/components/Marker.js b/scripts/sequence/components/Marker.js
index 80ce288..6f76a8e 100644
--- a/scripts/sequence/components/Marker.js
+++ b/scripts/sequence/components/Marker.js
@@ -13,6 +13,10 @@ define(['./BaseComponent'], (BaseComponent) => {
 		render({name}, {topY, state}) {
 			state.marks.set(name, topY);
 		}
+
+		renderHidden(stage, env) {
+			this.render(stage, env);
+		}
 	}
 
 	class Async extends BaseComponent {
diff --git a/scripts/sequence/components/Parallel.js b/scripts/sequence/components/Parallel.js
index 37336f1..30ab7f3 100644
--- a/scripts/sequence/components/Parallel.js
+++ b/scripts/sequence/components/Parallel.js
@@ -71,6 +71,27 @@ define([
 			env.makeRegion = originalMakeRegion;
 			return bottomY;
 		}
+
+		renderHidden(stage, env) {
+			stage.stages.forEach((subStage) => {
+				const component = env.components.get(subStage.type);
+				component.renderHidden(subStage, env);
+			});
+		}
+
+		shouldHide(stage, env) {
+			const result = {
+				self: false,
+				nest: 0,
+			};
+			stage.stages.forEach((subStage) => {
+				const component = env.components.get(subStage.type);
+				const hide = component.shouldHide(subStage, env) || {};
+				result.self = (result.self || Boolean(hide.self));
+				result.nest += (hide.nest || 0);
+			});
+			return result;
+		}
 	}
 
 	BaseComponent.register('parallel', new Parallel());
diff --git a/scripts/sequence/test-images/CollapsedBlocks.svg b/scripts/sequence/test-images/CollapsedBlocks.svg
new file mode 100644
index 0000000..8160ea0
--- /dev/null
+++ b/scripts/sequence/test-images/CollapsedBlocks.svg
@@ -0,0 +1,16 @@
+<svg width="112.00271606445312" height="181.4"  xmlns="http://www.w3.org/2000/svg" version="1.1" viewBox="-5 -5 112.00271606445312 181.4"><metadata>begin A, B
+
+if Abc
+  A -&gt; B
+end
+repeat
+  if # collapse
+    A -&gt; +B
+  else
+    A ~&gt;&gt; B
+  end
+end
+if Abc # collapse
+  !A -&gt; -B
+end
+</metadata><defs></defs><defs><mask id="R0FullMask" maskUnits="userSpaceOnUse"><rect fill="#FFFFFF" x="-5" y="-5" width="112.00271606445312" height="181.4"></rect></mask><mask id="R0LineMask" maskUnits="userSpaceOnUse"><rect fill="#FFFFFF" x="-5" y="-5" width="112.00271606445312" height="181.4"></rect><rect x="21.4970383644104" y="35.6" width="21.783101081848145" height="11.4" fill="#000000"></rect><rect x="20" y="94.00000000000001" width="62.002716064453125" height="17.700000000000003" fill="#000000" stroke="none" stroke-width="1.5" rx="2" ry="2"></rect><rect x="31.4970383644104" y="133.70000000000002" width="21.783101081848145" height="11.4" fill="#000000"></rect><rect x="20" y="133.70000000000002" width="62.002716064453125" height="17.69999999999999" fill="#000000" stroke="none" stroke-width="1.5" rx="2" ry="2"></rect></mask></defs><g><rect x="20" y="94.00000000000001" width="62.002716064453125" height="17.700000000000003" fill="#FFFFFF" stroke="none" stroke-width="1.5" rx="2" 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diff --git a/scripts/sequence/test-images/list.js b/scripts/sequence/test-images/list.js
index 1aa6f4b..46e9595 100644
--- a/scripts/sequence/test-images/list.js
+++ b/scripts/sequence/test-images/list.js
@@ -5,6 +5,7 @@ define([], [
 	'DividerMasking.svg',
 	'Asynchronous.svg',
 	'Block.svg',
+	'CollapsedBlocks.svg',
 	'Reference.svg',
 	'ReferenceLayering.svg',
 	'Markdown.svg',
diff --git a/scripts/sequence/themes/Basic.js b/scripts/sequence/themes/Basic.js
index 12f4c91..fd4a121 100644
--- a/scripts/sequence/themes/Basic.js
+++ b/scripts/sequence/themes/Basic.js
@@ -258,6 +258,13 @@ define([
 				'rx': 2,
 				'ry': 2,
 			}),
+			collapsedBoxRenderer: BaseTheme.renderRef.bind(null, {
+				'fill': '#FFFFFF',
+				'stroke': '#000000',
+				'stroke-width': 1.5,
+				'rx': 2,
+				'ry': 2,
+			}),
 			section: SHARED_BLOCK_SECTION,
 			sepRenderer: SVGShapes.renderLine.bind(null, {
 				'stroke': '#000000',
diff --git a/scripts/sequence/themes/Chunky.js b/scripts/sequence/themes/Chunky.js
index b4c4c98..7d3d64d 100644
--- a/scripts/sequence/themes/Chunky.js
+++ b/scripts/sequence/themes/Chunky.js
@@ -269,6 +269,13 @@ define([
 				'rx': 5,
 				'ry': 5,
 			}),
+			collapsedBoxRenderer: BaseTheme.renderRef.bind(null, {
+				'fill': '#FFFFFF',
+				'stroke': '#000000',
+				'stroke-width': 4,
+				'rx': 5,
+				'ry': 5,
+			}),
 			section: SHARED_BLOCK_SECTION,
 			sepRenderer: SVGShapes.renderLine.bind(null, {
 				'stroke': '#000000',
diff --git a/scripts/sequence/themes/Monospace.js b/scripts/sequence/themes/Monospace.js
index 1c62c3c..129b4d2 100644
--- a/scripts/sequence/themes/Monospace.js
+++ b/scripts/sequence/themes/Monospace.js
@@ -261,6 +261,11 @@ define([
 				'stroke': '#000000',
 				'stroke-width': 2,
 			}),
+			collapsedBoxRenderer: BaseTheme.renderRef.bind(null, {
+				'fill': '#FFFFFF',
+				'stroke': '#000000',
+				'stroke-width': 2,
+			}),
 			section: SHARED_BLOCK_SECTION,
 			sepRenderer: SVGShapes.renderLine.bind(null, {
 				'stroke': '#000000',
diff --git a/scripts/sequence/themes/Sketch.js b/scripts/sequence/themes/Sketch.js
index 6a319c3..e7b93f2 100644
--- a/scripts/sequence/themes/Sketch.js
+++ b/scripts/sequence/themes/Sketch.js
@@ -230,6 +230,7 @@ define([
 				bottom: 0,
 			},
 			boxRenderer: null,
+			collapsedBoxRenderer: null,
 			section: SHARED_BLOCK_SECTION,
 			sepRenderer: null,
 		},
@@ -439,6 +440,8 @@ define([
 
 			this.blocks.ref.boxRenderer = this.renderRefBlock.bind(this);
 			this.blocks[''].boxRenderer = this.renderBlock.bind(this);
+			this.blocks[''].collapsedBoxRenderer =
+				this.renderCollapsedBlock.bind(this);
 			this.blocks.ref.section.tag.boxRenderer = this.renderTag;
 			this.blocks[''].section.tag.boxRenderer = this.renderTag;
 			this.blocks[''].sepRenderer = this.renderSeparator.bind(this);
@@ -836,6 +839,10 @@ define([
 			return this.renderBox(position, {fill: 'none', thick: true});
 		}
 
+		renderCollapsedBlock(position) {
+			return this.renderRefBlock(position);
+		}
+
 		renderTag({x, y, width, height}) {
 			const x2 = x + width;
 			const y2 = y + height;
diff --git a/styles/library.css b/styles/library.css
index 17427b1..9ecbfd4 100644
--- a/styles/library.css
+++ b/styles/library.css
@@ -94,6 +94,17 @@ a:hover, a:active {
 	stroke: rgba(255, 128, 0, 0.5);
 }
 
+.sequence-diagram[data-sd-interactive] .region.collapsed,
+.sequence-diagram[data-sd-interactive] .region.expanded {
+	cursor: pointer;
+	user-select: none;
+}
+
+.sequence-diagram[data-sd-interactive] .region.collapsed:hover .outline,
+.sequence-diagram[data-sd-interactive] .region.expanded:hover .outline {
+	fill: rgba(255, 128, 0, 0.5);
+}
+
 pre {
 	background: #EEEEEE;
 	margin: 5px 0;