Isometry/main.html at master · Quillwerth/Isometry · GitHub

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<!DOCTYPE html>
<html>
<body>
<link rel="stylesheet" type="text/css" href="iso_style.css" />

<script type="text/javascript" src="d3.v3.min.js"></script>
<script type="text/javascript" src="jquery-1.8.2.js"></script>
<script type="text/javascript" src="util.js"></script>
<script type="text/javascript" src="draw_position.js"></script>
<script type="text/javascript" src="structures.js"></script>
<script type="text/javascript" src="input.js"></script>
<script type="text/javascript" src="algorithms.js"></script>
<script type="text/javascript">
	var width = 500;
	var height = 500;


	$(document).ready(function(){
		height = $(window).height()-20;
		width = $(window).width()-20;
		//alert("in");
		var svg = d3.select("svg").attr("width", width).attr("height", height); //.append("g");

		var v = new Vertex("a");
		v.edges.push(new Edge("a", "b", 3));
		graph.push(v);
		v = new Vertex("b");
		v.edges.push(new Edge("b","a",2));
		graph.push(v);

		function redraw(){
			var graphIn = svg.selectAll(".vertex").data(graph, function(d){return d.name + graph.length;});
			//Why that key function: Because its not relevant to positioning whether the edges have changed or not.
			//console.log(graph);
			//ENTER
			graphIn.enter().append("g").classed("vertex", true)
			.attr("id",function(d){console.log("creating "+d.name);return "v"+d.name;})
			.each(function(d){
				d3.select(this).append("circle");
				d3.select(this).append("text");
			});

			//UPDATE
			graphIn.each(function(d,i){
				////Make vertices
				var ind = i;
				d3.select(this).select("circle")
				.attr("cx", function(d){
				return completeGraphPosition( 2*Math.PI*(ind/graph.length) )[0];})
				.attr("cy", function(d){
				return completeGraphPosition( 2*Math.PI*(ind/graph.length) )[1];})
				.attr("r", 10);
				////Make labels for those vertices. Pretty lame right now.
				d3.select(this).select("text")
				.attr("x", function(d){
				return completeGraphPosition( 2*Math.PI*(ind/graph.length) )[0]-4;})
				.attr("y", function(d){
				return completeGraphPosition( 2*Math.PI*(ind/graph.length) )[1]+5;})
				.text(function(d){if(d.code !== -1){return d.code;}else{return d.name;}});
			});


			var allEdges = new Array();
			graphIn.each(function(d){
				allEdges = allEdges.concat(d.edges);
			});

			var edgeSet = svg.selectAll(".edge")//.edge is the class of the "g" around each edge
			.data(allEdges, function(d){return d.returnKey();});

			var edgeEnter = edgeSet.enter().append("g");
			//.each(function(d){console.log(["enter:",d.from,d.to,d.weight].join(" "));});

			//Parts of the arrow, labelled for control in calculateEdge
			edgeEnter.append("line").classed("shaft",true);
			edgeEnter.append("line").classed("rightArrow",true);
			edgeEnter.append("line").classed("leftArrow",true);
			edgeEnter.append("text").classed("edgeWeight",true);

			//resetGraphCodes();
			edgeSet.each(calculateEdge);
			//Fix double edges:
			graphIn.call(shiftDoubleEdges);

			edgeSet.exit()
			//.each(function(d){console.log(["exit:",d.from,d.to,d.weight].join(" "));})
			.remove();

			//EXIT
			graphIn.exit().each(function(d){d3.selectAll(".e"+d.name).remove();}).remove();//Remove all edges leading to/from vertex before removing vertex

			//Set click controls:

			d3.select("body").on("keydown", function(){ if(InputService.keyDown(d3.event)){
				redraw();
			}});
			d3.select("body").on("keyup", function(){InputService.keyUp(d3.event);}
				);

			//console.log(svg.select("#drawArea"));
			svg.selectAll(".vertex").on("mousedown", function(){console.log("vertex mousedown detected");InputService.mouseDownOnVertex($("#drawArea")[0],this);});//This unbelievably hackish solution brought to you by d3.js selections that refuse to return the DOM element.
			svg.selectAll(".vertex").on("mouseclick", function(){console.log("mouseclick detected"); InputService.mouseClickOnVertex($("#drawArea")[0],this);});


			svg.on("mouseup",function(){console.log("mouseup detected");
				if(InputService.mouseUpOnSVG($("#drawArea")[0])){
					redraw();
				}
			});
		}
		redraw();

		$('#submitInput').click(function(e){
			graph = parseGraphInput($('#input')[0].value);
			// edgeFixer();
			redraw();
		});

		$("#BFSButton").click(function(e){
			Algorithms.BFS(d3.select(".selectedVertex").data()[0]);
		});

		$("resetButton").click(function(e){
			Algorithms.clearCodes();
		});
	});


</script>
<div id="drawArea"><svg></svg></div>
<textarea id="input" rows="10" cols="90"></textarea><button id="submitInput" >Go!</button><button id="BFSButton" >BFS!</button><button id="resetButton" >Reset</button>
<div id="selectedVertexInfo"></div>
</body>
</html>