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i=this.value(),s=this.code.element.selectionStart,n=("\n"+i+"\n").indexOf("\n",s),o=t(i.substr(0,n))+t(e);this.code.val(o+i.substr(n)).select(o.length),this.update(!1)}this.code.focus()}updateMinSize({width:e,height:t}){this.viewPaneInner.styles({minHeight:Math.ceil(t*this.minScale)+"px",minWidth:Math.ceil(e*this.minScale)+"px"})}redrawDebounced(e,t){t<=0?this.redraw(e):(clearTimeout(this.debounced),this.latestSeq=e,this.debounced=setTimeout(()=>this.redraw(e),t))}redraw(e){clearTimeout(this.debounced),this.debounced=null,this.renderedSeq=e,this.diagram.render(e)}saveCode(e){if(this.localStorage)try{window.localStorage.setItem(this.localStorage,e)}catch(e){}}loadCode(){if(!this.localStorage)return"";try{return window.localStorage.getItem(this.localStorage)||""}catch(e){return""}}markError(e){"object"==typeof e&&e.message?this.errorMsg.text(e.message):this.errorMsg.text(e),this.errorMsg.addClass("error")}markOK(){this.errorMsg.text("").delClass("error")}value(){return this.code.getDoc?this.code.getDoc().getValue():this.code.element.value}setValue(e){if(this.code.getDoc){const t=this.code.getDoc();t.setValue(e),t.clearHistory()}else this.code.val(e);this.diagram.expandAll({render:!1}),this.update(!0),this.diagram.setHighlight(null)}loadFile(e){return function(e){return new Promise(t=>{const i=new FileReader;i.addEventListener("loadend",()=>{t(i.result)},{once:!0}),i.readAsText(e)})}(e).then(e=>{const t=this.diagram.extractCodeFromSVG(e);t&&this.setValue(t)})}update(e=!0){this._hideURLBuilder();const t=this.value();this.saveCode(t);let i=null;try{i=this.diagram.process(t)}catch(e){return void this.markError(e)}this.markOK();let s=0;if(!e&&this.renderedSeq){const e=this.renderedSeq;i.agents.length!==e.agents.length?s=a:i.stages.length!==e.stages.length&&(s=d)}this.redrawDebounced(i,s)}forceRender(){this.debounced&&(clearTimeout(this.debounced),this.redraw(this.latestSeq))}updatePNGLink(){return 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t=this.code.element.selectionStart,s=this.code.element.selectionEnd,n=this.code.element.value,o=this.code.focussed(),r=new e(this.code.element.parentNode,{extraKeys:{"Cmd-/":e=>e.toggleComment({padding:""}),"Cmd-Enter":"autocomplete","Ctrl-/":e=>e.toggleComment({padding:""}),"Ctrl-Enter":"autocomplete","Ctrl-Space":"autocomplete","Shift-Tab":e=>e.execCommand("indentLess"),Tab:e=>e.execCommand("indentMore")},globals:{themes:this.diagram.getThemeNames()},lineNumbers:!0,mode:"sequence",showTrailingSpace:!0,value:n});this.code.detach(),r.getDoc().setSelection(i(n,t),i(n,s));let l=0;r.on("keydown",(e,t)=>{l=t.keyCode}),r.on("change",(t,i)=>{if(this.update(!1),"+input"===i.origin){if(13===l)return void(l=0)}else if("complete"!==i.origin)return;e.commands.autocomplete(t,null,{completeSingle:!1})}),r.on("focus",()=>this._hideURLBuilder()),r.on("cursorActivity",()=>{const e=r.getCursor("from").line,t=r.getCursor("to").line;this.diagram.setHighlight(Math.min(e,t))}),r.on("hint-shown",()=>{this.isAutocompleting=!0}),r.on("endCompletion",()=>{this.isAutocompleting=!1}),o&&r.focus(),this.code=r})}}({defaultCode:'title Labyrinth\n\nBowie -> Goblin: You remind me of the babe\nGoblin -> Bowie: What babe?\nBowie -> Goblin: The babe with the power\nGoblin -> Bowie: What power?\nnote right of Bowie, Goblin: Most people get muddled here!\nBowie -> Goblin: "The power of voodoo"\nGoblin -> Bowie: "Who-do?"\nBowie -> Goblin: You do!\nGoblin -> Bowie: Do what?\nBowie -> Goblin: Remind me of the babe!\n\nBowie -> Audience: Sings\n\nterminators box\n',library:o,links:p,localStorage:"src",require:m,sequenceDiagram:new u,touchUI:"ontouchstart"in window});e.parentNode.removeChild(e),b.build(window.document.body)})}();