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d3js_cicsnetwork.html
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d3js_cicsnetwork.html
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<!DOCTYPE html>
<meta charset="utf-8">
<script src="http://d3js.org/d3.v3.min.js"></script>
<title>CICS Network</title>
<style>
.container{
border:1px solid black;
}
.node {
stroke: black;
fill: white;
stroke-width: 1px;
}
.node text{
font-size:12pt;
font-family:Arial;
fill:black;
stroke:none;
cursor:default;
}
.node:hover{
stroke-width: 2px;
}
.link {
stroke: #777;
}
.toRgn{
fill: white;
stroke: black;
stroke-width: 1px;
}
.fromRgn{
fill: white;
stroke: black;
stroke-width: 1px;
}
.tooltip{
position: absolute;
z-index: 10;
visibility: hidden;
border: 1px solid black;
padding: 5px;
background-color: beige;
}
</style>
<script>
fData = [
{"tranid" : "BUGA", "taskCount" : 300, "speed" : 10},
{"tranid" : "ASTO", "taskCount" : 300, "speed" : 30},
{"tranid" : "ASTO", "taskCount" : 300, "speed" : 35},
{"tranid" : "JAGU", "taskCount" : 100, "speed" : 20},
{"tranid" : "TRN1", "taskCount" : 300, "speed" : 26},
{"tranid" : "TRN2", "taskCount" : 200, "speed" : 16},
{"tranid" : "TRN3", "taskCount" : 300, "speed" : 5}
];
fData2 = [
{"tranid" : "BUGA", "taskCount" : 300, "speed" : 15},
{"tranid" : "ASTO", "taskCount" : 300, "speed" : 35},
{"tranid" : "ASTO", "taskCount" : 300, "speed" : 40},
{"tranid" : "JAGU", "taskCount" : 100, "speed" : 25}
];
var nodes = [{label: "CICSAOR1", x: 270, y: 0},{label: "CICSAOR2", x: 230, y: 140},
{label: "CICSAOR3", x: 0, y: 120},{label: "CICSAOR4", x: 194, y: 313},
{label: "CICSTOR1", x: 180, y: 0},{label: "CICSTOR2", x: 150, y: 400},
{label: "CICSTOR3", x: 150, y: 0},{label: "CICSTOR4", x: 300, y: 400},
{label: "CICSFOR1", x: 64, y: 173},{label: "CICSFOR2", x: 220, y: 130}];
var links = [{"from": 0, "to": 1, "time" : 900, "data" : fData},{"from": 0, "to": 2, "time" : 100, "data" : fData2},
{"from": 1, "to": 0, "time" : 750, "data" : fData},{"from": 4, "to": 3, "time" : 1500, "data" : fData2},
{"from": 0, "to": 3, "time" : 1900, "data" : fData},{"from": 1, "to": 2, "time" : 500, "data" : fData2},
{"from": 1, "to": 3, "time" : 500, "data" : fData},{"from": 3, "to": 5, "time" : 900, "data" : fData2},
{"from": 3, "to": 8, "time" : 300, "data" : fData},{"from": 5, "to": 6, "time" : 700, "data" : fData2},
{"from": 6, "to": 7, "time" : 2000, "data" : fData},{"from": 6, "to": 8, "time" : 1300, "data" : fData2},
{"from": 7, "to": 9, "time" : 3000, "data" : fData},{"from": 8, "to": 9, "time" : 1900, "data" : fData2}];
var paths = [];
var width = 600,
height = 600,
padding = 50;
var scaleX = d3.scale.linear()
.domain([d3.min(nodes,function(d){return d.x}), d3.max(nodes,function(d){return d.x})])
.range([0, width], 1);
var scaleY = d3.scale.linear()
.domain([d3.min(nodes,function(d){return d.y}), d3.max(nodes,function(d){return d.y})])
.range([0, width], 1);
//rect size
var nodecfg = {
width : 90,
height : 25
}
function NetworkChart(){
network = function(data_nodes, data_links){
chart = d3.select("#netChart");
// set x and y coordinates of each link based on index of node
data_links.forEach(function(d) {
d.from = data_nodes[d.from];
d.to = data_nodes[d.to];
path = new Array(d.from,d.to);
paths.push(path);
});
var links = chart.append("g")
.attr("class", "links");
var lines = links.append("g").attr("class","lines").selectAll("line").data(data_links);
var link = lines.enter().append("path")
.attr("class","link")
.attr("x1", function(d,i) {
return paths[i][0].x
})
.attr("x2", function(d,i) {
return paths[i][1].x
})
.attr("y1", function(d,i) {
return paths[i][0].y
})
.attr("y2", function(d,i) {
return paths[i][1].y
})
.attr("lineID", function(d,i) {
return i;
})
.attr("d", function(d,i) {
return lineToPath(paths[i]);
})
link.on("click",function(d,i){
var l = d3.select(this);
var x1 = parseInt(l.attr("x1")),
x2 = parseInt(l.attr("x2")),
y1 = parseInt(l.attr("y1")),
y2 = parseInt(l.attr("y2"));
l_center = [(x2+x1)/2,(y2+y1)/2];
angle = coords2bearing(x1,y1,x2,y2);
console.log(d.data);
console.log(d.from.label + " to " + d.to.label);
scale = 30;
var cXunscaled = width/2,
cX = cXunscaled/scale;
var cYunscaled = height/2,
cY = cYunscaled/scale;
tX = cX-scaleX(l_center[0])+(padding/scale);
tXunscaled = cXunscaled-scaleX(l_center[0])+(padding);
tY = cY-scaleY(l_center[1])+(padding/scale);
tYunscaled = cYunscaled-scaleY(l_center[1])+(padding);
chart.attr("tX",tX);
chart.attr("tY",tY);
chart.attr("tXu",tXunscaled);
chart.attr("tYu",tYunscaled);
chart.attr("cX",scaleX(l_center[0]));
chart.attr("cY",scaleY(l_center[1]));
chart.transition().duration(1000)
.attr("transform","translate("+tXunscaled+","+tYunscaled+")rotate("+(-1*angle)+","+scaleX(l_center[0])+","+scaleY(l_center[1])+")")
.transition().delay(1000).duration(1000)
.attr("transform","scale("+scale+")translate("+tX+","+tY+")rotate("+(-1*angle)+","+scaleX(l_center[0])+","+scaleY(l_center[1])+")")
.each("end",function(){
fChart.show(d.data);
nChart.pauseTransition();
fChart.showBlocks();
d3.select("#netChart").transition().duration(1000)
.style("opacity",0)
})
})
link.on('mouseover', function() {
d3.select(this).style('stroke-width', 5);
d3.select(this).style('stroke', "red");
});
// Set the stroke width back to normal when mouse leaves the node.
link.on('mouseout', function() {
link.style('stroke-width', 1);
link.style('stroke', "#999");
tooltip.style("visibility", "hidden");
});
var markers = links.append("g").attr("class","markers").selectAll("circle").data(data_links);
var marker = markers.enter().append("circle")
.style("fill","black")
.attr("r", 2)
.attr("cx", function(d) { return scaleX(d.from.x); })
.attr("cy", function(d) { return scaleY(d.from.y); })
.transition()
.duration(function(d) { return d.time; })
.ease("linear")
.each(slide)
var nodes = chart.append("g").attr("class","nodes").selectAll("circle")
.data(data_nodes);
node = nodes.enter().append("g")
.attr("class","node")
.attr("transform", function(d){
var tX = scaleX(d.x)-nodecfg.width/2;
var tY = scaleY(d.y)-nodecfg.height/2;
d3.select(this).attr("tX",tX);
d3.select(this).attr("tY",tY);
return "translate(" + tX + "," + tY + ")";
})
.call(d3.behavior.drag()
.origin(function(d) { return d; })
.on("drag", function(d, i) {
evnt = d3.event;
var tX = parseInt(d3.select(this).attr("tX"))+evnt.dx;
var tY = parseInt(d3.select(this).attr("tY"))+evnt.dy;
d.x = scaleX.invert(tX + nodecfg.width/2); d.y = scaleY.invert(tY + nodecfg.height/2);
d3.select(this).attr("tX",tX);
d3.select(this).attr("tY",tY);
d3.select(this).attr("transform", function(d){
return "translate(" + (tX ) + "," + (tY ) + ")";
})
//link.filter(function(l) { return l.from === d; }).attr("x1", d.x).attr("y1", d.y);
//link.filter(function(l) { return l.to === d; }).attr("x2", d.x).attr("y2", d.y);
p = paths.filter(function(p) { return p[0] === d; });
p.forEach(function(p_d){
p_d[0] = d;
});
p = paths.filter(function(p) { return p[1] === d; });
p.forEach(function(p_d){
p_d[1] = d;
});
link.attr("coords", function(d,i) { return paths[i]; })
.attr("x1", function(d,i) {
return paths[i][0].x
})
.attr("x2", function(d,i) {
return paths[i][1].x
})
.attr("y1", function(d,i) {
return paths[i][0].y
})
.attr("y2", function(d,i) {
return paths[i][1].y
})
.attr("d", function(d,i) { return lineToPath(paths[i]); });
tooltip.html("Node: " + i + "<br>" + "Coordinates: (" + parseInt(d.x) + "," + parseInt(d.y) + ")");
}));;
node.append("rect")
.attr("width", nodecfg.width)
.attr("height", nodecfg.height);
node.append("text")
.attr("x", nodecfg.width/2)
.attr("y", nodecfg.height*0.7)
.style("line-height", nodecfg.height)
.style("text-anchor", "middle")
.text(function(d){return d.label})
nodes.on('mouseover', function(d , i) {
d3.select(this).attr("r",6);
link.style('stroke-width', function(l) {
if (d === l.from || d === l.to)
return 2;
else
return 1;
});
link.style('stroke', function(l) {
if (d === l.from || d === l.to)
return "red";
else
return "#999";
});
tooltip.style("visibility", "visible");
tooltip.html("Node: " + i + "<br>" + "Coordinates: (" + parseInt(d.x) + "," + parseInt(d.y) + ")");
});
nodes.on("mousemove", function() {
return tooltip.style("top", (event.pageY-10)+"px").style("left",(event.pageX+10)+"px");
});
// Set the stroke width back to normal when mouse leaves the node.
nodes.on('mouseout', function() {
link.style('stroke-width', 1);
link.style('stroke', "#999");
tooltip.style("visibility", "hidden");
});
var tooltip = d3.select("body")
.append("div")
.attr("class","tooltip")
.text("a simple tooltip");
}
network.play = true;
network.playTransition = function(){
network.play = true;
var markers = d3.selectAll("circle")
.each(slide)
}
network.pauseTransition = function(){
network.play = false;
}
function slide(d) {
var circle = d3.select(this);
network.play = true;
(function repeat() {
if (network.play){
circle = circle.transition()
.duration(function(d) { return 2*d.time; })
.ease("linear")
.attr("cx", function(d){return scaleX(d.to.x);})
.attr("cy", function(d){return scaleY(d.to.y);})
.transition()
.duration(10)
.attr("cx", function(d){return scaleX(d.from.x);})
.attr("cy", function(d){return scaleY(d.from.y);})
.each("end", repeat);
}
})();
}
return network;
}
var lineToPath = d3.svg.line()
.x(function(d,i) {return scaleX(d.x)})
.y(function(d,i) {return scaleY(d.y)})
.interpolate("cardinal");
function rad2deg(angle){
return angle * 57.29577951308232;
}
function deg2rad(angle){
return angle / 57.29577951308232;
}
function coords2bearing(x1,y1,x2,y2){
x1 = scaleX(x1);
x2 = scaleX(x2);
y1 = scaleY(y1);
y2 = scaleY(y2);
var bearing = 0;
if (x1<x2){
//1 is bottom-left of 2 (flow going up to right)
if (y1 > y2){
bearing = rad2deg(Math.atan((x2-x1)/(y1-y2)));
console.log("flow up-right")
}
//1 is top-left of 2 (flow going down to right)
else if (y2 > y1){
bearing = 180 - rad2deg(Math.atan((x2-x1)/(y2-y1)));
console.log("flow down-right")
}
// straight line flow (left to right)
else {
bearing = 90;
console.log("flow right")
}
} else if (x2<x1) {
//1 is bottom-right of 2 (flow going up to left)
if (y1 > y2){
bearing = 270 + rad2deg(Math.atan((y1-y2)/(x1-x2)));
console.log("flow up-left")
}
//1 is top-right of 2 (flow going down to left)
else if (y2 > y1){
bearing = 180 + rad2deg(Math.atan((x1-x2)/(y2-y1)));
console.log("flow down-left")
}
// straight line flow (right to left)
else {
bearing = -90;
console.log("flow left")
}
} else {
//1 is below 2 (flow going up)
if (y1 > y2){
bearing = 0;
console.log("flow up")
}
//1 is above 2 (flow going down)
else if (y2 > y1){
bearing = 180;
console.log("flow down")
}
}
// correct such that line is perpendicular
bearing = bearing - 90;
//bearing = (bearing>180) ? bearing - 360 : bearing;
return bearing;
}
function FlowChart(){
var scale_height, scale_speed, scale_color;
var flowcfg;
// Constructor
var flow = function(data){
// Configuration Parameters
var minSpeed = d3.min(data,function(d){return d.speed});
var maxSpeed = d3.max(data,function(d){return d.speed});
var taskCountSum = d3.sum(data,function(d){return d.taskCount});
scale_height = d3.scale.linear()
.domain([0, d3.max(data,function(d){return d.taskCount})])
.range([0, 200], 1);
scale_speed = d3.scale.linear()
.domain([minSpeed, maxSpeed])
.range([5, 20], 1);
scale_color = d3.scale.linear()
.domain([minSpeed, (maxSpeed + minSpeed) / 2, maxSpeed])
.range(["red","orange","green"]);
flowcfg = {
sizes : {
width : 600,
height : 400,
flowMargin : 30,
segments : 5,
lineSize : 50,
lineWidth : "5px",
speedOffset : 2,
maxOpacity : 0.6
},
arrays : {
vectorBounds : [],
vectorField : [],
opacities : []
},
rgnBlocks : {
padding : 40,
width: 100
}
}
for (var i=0 ; i<flowcfg.sizes.segments ; i++){
flowcfg.arrays.opacities.push((i+1)*(flowcfg.sizes.maxOpacity/flowcfg.sizes.segments));
}
// Construction starts
var transform = "translate(0,"+(((height+2*padding) - flowcfg.sizes.height)/2)+")";
var chart = d3.select("#flowChart");
chart.attr("transform",transform).style("opacity",0).style("display","none");
d3.select("#flowBackground").attr("y",((height+2*padding)/2));
var offset = 0;
// calculate vector field data
var vFieldRects = chart.selectAll(".vFieldRect").data(data)
.enter().append("rect").attr("class","vFieldRect")
.attr("width",(width+2*padding))
.attr("height",function(d){return flowcfg.sizes.height*(d.taskCount/taskCountSum);})
.style("stroke","black")
.attr("transform",function(d){
var translate = "translate(0,"+offset+")";
offset = offset + flowcfg.sizes.height*(d.taskCount/taskCountSum);
return translate;
})
.style("fill",function(d){return scale_color(d.speed);})
.style("opacity","0.4");
// construct region blocks for each end of the flow
d3.select("#rgnBlocks").attr("transform",transform)
.append("rect").attr("class","fromRgn")
.attr("width",flowcfg.rgnBlocks.width).attr("height",(flowcfg.sizes.height+2*flowcfg.rgnBlocks.padding))
.attr("transform","translate("+(-flowcfg.rgnBlocks.width-10)+","+(-flowcfg.rgnBlocks.padding)+")")
.attr("transformHide","translate("+(-flowcfg.rgnBlocks.width-10)+","+(-flowcfg.rgnBlocks.padding)+")")
.attr("transformShow","translate(0,"+(-flowcfg.rgnBlocks.padding)+")")
d3.select("#rgnBlocks")
.append("rect").attr("class","toRgn")
.attr("width",flowcfg.rgnBlocks.width).attr("height",(flowcfg.sizes.height+2*flowcfg.rgnBlocks.padding))
.attr("transform","translate("+(width+2*padding+10)+","+(-flowcfg.rgnBlocks.padding)+")")
.attr("transformHide","translate("+(width+2*padding+10)+","+(-flowcfg.rgnBlocks.padding)+")")
.attr("transformShow","translate("+(width+2*padding-flowcfg.rgnBlocks.width)+","+(-flowcfg.rgnBlocks.padding)+")")
}
flow.getConfig = function(){
console.log(flowcfg)
}
flow.show = function(data){
console.log("show");
var chart = d3.select("#flowChart");
var taskCountSum = d3.sum(data,function(d){return d.taskCount});
var offset = 0;
// exit vector fields - delete any rectangles that no longer exist in data set
vFieldRects = chart.selectAll(".vFieldRect").data(data).exit().remove();
// enter vector fields - append any rectangles for new data
var vFieldRects = chart.selectAll(".vFieldRect").data(data)
.enter().append("rect").attr("class","vFieldRect")
.attr("width",(width+2*padding))
.attr("height",function(d){return flowcfg.sizes.height*(d.taskCount/taskCountSum);})
.style("stroke","black")
.attr("transform",function(d){
var translate = "translate(0,"+offset+")";
offset = offset + flowcfg.sizes.height*(d.taskCount/taskCountSum);
return translate;
})
.style("fill",function(d){return scale_color(d.speed);})
.style("opacity","0.4");
offset = 0;
// update vector field data
var vFieldRects = chart.selectAll(".vFieldRect").data(data)
.attr("width",(width+2*padding)).attr("class","vFieldRect")
.attr("height",function(d){return flowcfg.sizes.height*(d.taskCount/taskCountSum);})
.style("stroke","black")
.attr("transform",function(d){
var translate = "translate(0,"+offset+")";
offset = offset + flowcfg.sizes.height*(d.taskCount/taskCountSum);
return translate;
})
.style("fill",function(d){return scale_color(d.speed);})
.style("opacity","0.4");
flowcfg.arrays.vectorBounds = [];
offset = 0;
//flowcfg.arrays.vectorBounds = [];
for(var r=0, rect;rect=vFieldRects[0][r];r++){
d = d3.select(rect).data()[0];
var vData = {
minX : -flowcfg.sizes.flowMargin,
maxX : flowcfg.sizes.width,
minY : offset,
maxY : offset + parseFloat(rect.getAttribute("height")),
speed : d.speed,
name : d.tranid
};
flowcfg.arrays.vectorBounds.push(vData);
offset += parseFloat(rect.getAttribute("height"));
}
var back = d3.select("#flowBackground");
back.transition().duration(1000).attr("height",flowcfg.sizes.height)
.attr("y",(((height+2*padding) - flowcfg.sizes.height)/2));
back.transition().delay(1000).duration(500).attr("height",flowcfg.sizes.height)
.style("fill","white").style("stroke","black").style("stroke-width","2px");
var chart = d3.select("#flowChart");
chart.style("display","block").transition().delay(1000).duration(1000)
.style("opacity",1);
//flowcfg.arrays.vectorField = [];
fChart.visualiseFields(750);
fChart.playTransition();
}
flow.showBlocks = function(){
d3.select(".toRgn")
.transition().delay(750).duration(1000)
.attr("transform",d3.select(".toRgn").attr("transformShow"));
d3.select(".fromRgn")
.transition().delay(750).duration(1000)
.attr("transform",d3.select(".fromRgn").attr("transformShow"));
}
flow.hideBlocks = function(){
d3.select(".toRgn")
.transition().duration(1000)
.attr("transform",d3.select(".toRgn").attr("transformHide"));
d3.select(".fromRgn")
.transition().duration(1000)
.attr("transform",d3.select(".fromRgn").attr("transformHide"));
}
flow.hide = function(){
var chart = d3.select("#flowChart");
chart.transition().duration(1000)
.style("opacity",0)
.each("end",function(){
d3.select(this).style("display","none");
});
var back = d3.select("#flowBackground");
back.transition().delay(1000).duration(800).attr("height",0)
.style("fill","rgb(155,155,155)").style("stroke","rgb(155,155,155)")
.attr("y",((height+2*padding)/2));
}
flow.visualiseFields = function(points){
console.log("vis");
var x,y;
flowcfg.arrays.vectorField = [];
for (p = 0 ; p < points ; p++){
x = parseInt(((width+2*padding)+flowcfg.sizes.flowMargin)*Math.random()-flowcfg.sizes.flowMargin);
y = parseInt(flowcfg.sizes.height*Math.random());
flow.appendVector(x,y);
}
plotVectorField();
}
flow.appendVector = function(x, y){
if (x>(width+2*padding)||y>flowcfg.sizes.height){
throw "Coordinates outside of svg boundaries, please define co-ordinates within [0,0] and ["+width+","+height+"]";
}
var speed = getSpeedForY(y);
var vect = {
x : x,
y : y,
v : speed
};
flowcfg.arrays.vectorField.push(vect);
}
flow.updateVectorField = function(){
flowcfg.arrays.vectorField.forEach(function(d, i){
flowcfg.arrays.vectorField[i].v = getSpeedForY(d.y);
})
}
flow.play = true;
flow.playTransition = function(){
play = true;
var flowChart = d3.select("#flowChart");
var lines = flowChart.selectAll("g").data(flowcfg.arrays.vectorField);
console.log(flowcfg.arrays.vectorField);
lines.style("fill",function(d){
return scale_color(d.v);
})
.attr("y", function(d){
return d.y;
})
.attr("transform",function(d, i) {
return "translate(" + this.getAttribute("x") + "," + this.getAttribute("y")+ ")"
});
lines.transition().duration(function(d){
return 100*((width+2*padding)+flowcfg.sizes.flowMargin-d.x)/(scale_speed(d.v));
}).ease("linear")
.attr("transform",function(d, i) {
var translateX = (width+2*padding) + flowcfg.sizes.flowMargin;
return "translate(" + translateX + "," + this.getAttribute("y")+ ")"
})
.each("end",restartFlow);
}
flow.pauseTransition = function(){
play = false;
}
function restartFlow(){
if (play){
var line = d3.select(this);
line.attr("transform",function(d, i) {
return "translate(-50," + this.getAttribute("y")+ ")";
})
.attr("x",-50)
.transition().duration(function(d){
var ff = (Math.random()*0.2)+0.9;
return 100*ff*((width+2*padding)+flowcfg.sizes.flowMargin)/(scale_speed(d.v));
}).ease("linear")
.attr("transform",function(d, i) {
var translateX = (width+2*padding) + flowcfg.sizes.flowMargin;
return "translate(" + translateX + "," + this.getAttribute("y")+ ")";
})
.each("end", restartFlow);
}
}
function getSpeedForY(y){
var res = d3.selectAll(flowcfg.arrays.vectorBounds)[0].filter(function(d){
if((y>=d.minY)&&(y<=d.maxY)){
return true;
} else {
return false;
}
})
return res[0].speed;
}
function plotVectorField(){
var flowChart = d3.select("#flowChart");
// update
flowChart.selectAll("g").data(flowcfg.arrays.vectorField)
.enter().append("g")
.attr("width",flowcfg.sizes.lineSize)
.attr("height",parseInt(flowcfg.sizes.lineWidth))
.attr("x",function(d){return d.x;})
.attr("y",function(d){return d.x;})
.attr("transform", function(d) {
return "translate(" + d.x + "," + d.y + ")";
})
.selectAll("line").data(flowcfg.arrays.opacities)
.enter().append("line")
.attr("x1",function(d,i){return (i)*flowcfg.sizes.lineSize/flowcfg.sizes.segments})
.attr("x2",function(d,i){return (i+1)*flowcfg.sizes.lineSize/flowcfg.sizes.segments})
.attr("y1",0)
.attr("y2",0)
.style("stroke",function(d){return scale_color(d3.select(this.parentElement).data()[0].v);})
.style("fill",function(d){return scale_color(d3.select(this.parentElement).data()[0].v);})
.style("stroke-width",flowcfg.sizes.lineWidth)
.style("opacity",function(d,i){return d;});
flowChart.selectAll("g").data(flowcfg.arrays.vectorField)
.attr("x",function(d){return d.x;})
.attr("y",function(d){return d.x;})
.attr("transform", function(d) {
return "translate(" + d.x + "," + d.y + ")";
})
.selectAll("line")
.attr("x1",function(d,i){return (i)*flowcfg.sizes.lineSize/flowcfg.sizes.segments})
.attr("x2",function(d,i){return (i+1)*flowcfg.sizes.lineSize/flowcfg.sizes.segments})
.attr("y1",0)
.attr("y2",0)
.style("stroke",function(d){return scale_color(d3.select(this.parentElement).data()[0].v);})
.style("fill",function(d){return scale_color(d3.select(this.parentElement).data()[0].v);})
.style("stroke-width",flowcfg.sizes.lineWidth)
.style("opacity",function(d,i){return d;});
}
return flow;
}
function onload(){
svg = d3.select("body").append("svg")
.attr("class","container")
.attr("width", width + padding + padding)
.attr("height", height + padding + padding);
svg.append("g")
.attr("id", "netChart")
.attr("transform", "translate(" + padding + "," + padding + ")");
nChart = new NetworkChart();
nChart(nodes,links);
// create a rectangle that will cover the network chart when viewing flow
// +10 on width and -5 for x is so that the border only show at the top and the bottom
svg.append("rect")
.attr("id", "flowBackground")
.attr("width",width+2*padding+10).attr("height",0).style("fill","rgb(153, 153, 153)")
.attr("x",-5).attr("y",height/2);
svg.append("g")
.attr("id", "flowChart")
.attr("transform", "translate(" + padding + "," + padding + ")");
svg.append("g")
.attr("id", "rgnBlocks")
.attr("transform", "translate(" + padding + "," + padding + ")");
fChart = new FlowChart();
fChart(fData,"translate(50,50)");
}
function resetView(){
fChart.hideBlocks();
d3.select('#netChart')
.transition().duration(1000)
.style("opacity",1);
d3.select('#netChart')
.transition().delay(1500).duration(3000)
.attr('transform','scale(1)translate('+d3.select('#netChart').attr("tXu")+','+d3.select('#netChart').attr("tYu")+')')
.transition().delay(2500).duration(1000)
.attr('transform','scale(1)translate(50,50)')
fChart.hide();
nChart.playTransition();
}
</script>
<body onload="onload()">
<button onclick="resetView()">Reset</button>
</body>