libjs-jquery-gitgraph 0.0~git20170511.0.5fcc26b+dfsg-3 / usr / share / javascript / jquery-gitgraph / gitgraph.min.js

var gitGraph=function(canvas,rawGraphList,config){if(!canvas.getContext){return}if(typeof config==="undefined"){config={unitSize:20,lineWidth:3,nodeRadius:4}}var flows=[];var graphList=[];var ctx=canvas.getContext("2d");var init=function(){var maxWidth=0;var i;var l=rawGraphList.length;var row;var midStr;for(i=0;i<l;i++){midStr=rawGraphList[i].replace(/\s+/g," ").replace(/^\s+|\s+$/g,"");maxWidth=Math.max(midStr.replace(/(\_|\s)/g,"").length,maxWidth);row=midStr.split("");graphList.unshift(row)}canvas.width=maxWidth*config.unitSize;canvas.height=graphList.length*config.unitSize;ctx.lineWidth=config.lineWidth;ctx.lineJoin="round";ctx.lineCap="round"};var genRandomStr=function(){var chars="0123456789ABCDEF";var stringLength=6;var randomString="",rnum,i;for(i=0;i<stringLength;i++){rnum=Math.floor(Math.random()*chars.length);randomString+=chars.substring(rnum,rnum+1)}return randomString};var findFlow=function(id){var i=flows.length;while(i--&&flows[i].id!==id){}return i};var findColomn=function(symbol,row){var i=row.length;while(i--&&row[i]!==symbol){}return i};var findBranchOut=function(row){if(!row){return-1}var i=row.length;while(i--&&!(row[i-1]&&row[i]==="/"&&row[i-1]==="|")&&!(row[i-2]&&row[i]==="_"&&row[i-2]==="|")){}return i};var genNewFlow=function(){var newId;do{newId=genRandomStr()}while(findFlow(newId)!==-1);return{id:newId,color:"#"+newId}};var drawLineRight=function(x,y,color){ctx.strokeStyle=color;ctx.beginPath();ctx.moveTo(x,y+config.unitSize/2);ctx.lineTo(x+config.unitSize,y+config.unitSize/2);ctx.stroke()};var drawLineUp=function(x,y,color){ctx.strokeStyle=color;ctx.beginPath();ctx.moveTo(x,y+config.unitSize/2);ctx.lineTo(x,y-config.unitSize/2);ctx.stroke()};var drawNode=function(x,y,color){ctx.strokeStyle=color;drawLineUp(x,y,color);ctx.beginPath();ctx.arc(x,y,config.nodeRadius,0,Math.PI*2,true);ctx.fill()};var drawLineIn=function(x,y,color){ctx.strokeStyle=color;ctx.beginPath();ctx.moveTo(x+config.unitSize,y+config.unitSize/2);ctx.lineTo(x,y-config.unitSize/2);ctx.stroke()};var drawLineOut=function(x,y,color){ctx.strokeStyle=color;ctx.beginPath();ctx.moveTo(x,y+config.unitSize/2);ctx.lineTo(x+config.unitSize,y-config.unitSize/2);ctx.stroke()};var draw=function(graphList){var colomn,colomnIndex,prevColomn,condenseIndex;var x,y;var color;var nodePos,outPos;var tempFlow;var prevRowLength=0;var flowSwapPos=-1;var lastLinePos;var i,k,l;var condenseCurrentLength,condensePrevLength=0,condenseNextLength=0;var inlineIntersect=false;for(i=0,l=graphList[0].length;i<l;i++){if(graphList[0][i]!=="_"&&graphList[0][i]!==" "){flows.push(genNewFlow())}}y=canvas.height-config.unitSize*.5;for(i=0,l=graphList.length;i<l;i++){x=config.unitSize*.5;currentRow=graphList[i];nextRow=graphList[i+1];prevRow=graphList[i-1];flowSwapPos=-1;condenseCurrentLength=currentRow.filter(function(val){return val!==" "&&val!=="_"}).length;if(nextRow){condenseNextLength=nextRow.filter(function(val){return val!==" "&&val!=="_"}).length}else{condenseNextLength=0}if(prevRow){if(!inlineIntersect){for(colomnIndex=0;colomnIndex<prevRowLength;colomnIndex++){if(prevRow[colomnIndex+1]&&(prevRow[colomnIndex]==="/"&&prevRow[colomnIndex+1]==="|")||prevRow[colomnIndex]==="_"&&prevRow[colomnIndex+1]==="|"&&prevRow[colomnIndex+2]==="/"){flowSwapPos=colomnIndex;tempFlow={id:flows[flowSwapPos].id,color:flows[flowSwapPos].color};flows[flowSwapPos].id=flows[flowSwapPos+1].id;flows[flowSwapPos].color=flows[flowSwapPos+1].color;flows[flowSwapPos+1].id=tempFlow.id;flows[flowSwapPos+1].color=tempFlow.color}}}if(condensePrevLength<condenseCurrentLength&&((nodePos=findColomn("*",currentRow))!==-1&&findColomn("_",currentRow)===-1)){flows.splice(nodePos-1,0,genNewFlow())}if(prevRowLength>currentRow.length&&(nodePos=findColomn("*",prevRow))!==-1){if(findColomn("_",currentRow)===-1&&findColomn("/",currentRow)===-1&&findColomn("\\",currentRow)===-1){flows.splice(nodePos+1,1)}}}prevRowLength=currentRow.length;colomnIndex=0;condenseIndex=0;condensePrevLength=0;while(colomnIndex<currentRow.length){colomn=currentRow[colomnIndex];if(colomn!==" "&&colomn!=="_"){++condensePrevLength}if(colomn===" "&&currentRow[colomnIndex+1]&&currentRow[colomnIndex+1]==="_"&&currentRow[colomnIndex-1]&&currentRow[colomnIndex-1]==="|"){currentRow.splice(colomnIndex,1);currentRow[colomnIndex]="/";colomn="/"}if(flowSwapPos===-1&&colomn==="/"&&currentRow[colomnIndex-1]&&currentRow[colomnIndex-1]==="|"){flows.splice(condenseIndex,0,genNewFlow())}if(colomn==="/"||colomn==="\\"){if(!(colomn==="/"&&findBranchOut(nextRow)===-1)){if((lastLinePos=Math.max(findColomn("|",currentRow),findColomn("*",currentRow)))!==-1&&lastLinePos<colomnIndex-1){while(currentRow[++lastLinePos]===" "){}if(lastLinePos===colomnIndex){currentRow[colomnIndex]="|"}}}}if(colomn==="*"&&prevRow&&prevRow[condenseIndex+1]==="\\"){flows.splice(condenseIndex+1,1)}if(colomn!==" "){++condenseIndex}++colomnIndex}condenseCurrentLength=currentRow.filter(function(val){return val!==" "&&val!=="_"}).length;if(flows.length>condenseCurrentLength){flows.splice(condenseCurrentLength,flows.length-condenseCurrentLength)}colomnIndex=0;while(colomnIndex<currentRow.length){colomn=currentRow[colomnIndex];prevColomn=currentRow[colomnIndex-1];if(currentRow[colomnIndex]===" "){currentRow.splice(colomnIndex,1);x+=config.unitSize;continue}if((colomn==="_"||colomn==="/")&&currentRow[colomnIndex-1]==="|"&&currentRow[colomnIndex-2]==="_"){inlineIntersect=true;tempFlow=flows.splice(colomnIndex-2,1)[0];flows.splice(colomnIndex-1,0,tempFlow);currentRow.splice(colomnIndex-2,1);colomnIndex=colomnIndex-1}else{inlineIntersect=false}color=flows[colomnIndex].color;switch(colomn){case"_":drawLineRight(x,y,color);x+=config.unitSize;break;case"*":drawNode(x,y,color);break;case"|":drawLineUp(x,y,color);break;case"/":if(prevColomn&&(prevColomn==="/"||prevColomn===" ")){x-=config.unitSize}drawLineOut(x,y,color);x+=config.unitSize;break;case"\\":drawLineIn(x,y,color);break}++colomnIndex}y-=config.unitSize}};init();draw(graphList)};