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D3.v4 Sunburst chart with line focus on over
Raw
readme.md

sunburst chart with extending line

Raw
index.html
<!DOCTYPE html>
<meta charset="utf-8">
<style>
path { stroke: #fff;}
</style>
<body>
<h2 style='margin-left: 20%'>D3.v4 Sunburst chart with line focus on over</h2>
<div id='sunburst-chart-div'></div>
</body>
<script src="//d3js.org/d3.v4.min.js"></script>
<script>
var initSunburstChart = {
xScale : '',
yScale : '',
draw: function(config) {
me =this,
root = config.data,
domEle = config.element,
margin = {width: 960, height: 500},
radius = (Math.min(margin.width, margin.height) / 2) - 10,
formatNumber = d3.format(",d"),
xScale = d3.scaleLinear()
.range([0, 2 * Math.PI]),
yScale = d3.scaleSqrt()
.range([0, radius]),
color = d3.scaleOrdinal(d3.schemeCategory20),
partition = d3.partition(),
arc = d3.arc()
.startAngle(function(d) { return Math.max(0, Math.min(2 * Math.PI, xScale(d.x0))); })
.endAngle(function(d) { return Math.max(0, Math.min(2 * Math.PI, xScale(d.x1))); })
.innerRadius(function(d) { return Math.max(0, yScale(d.y0)); })
.outerRadius(function(d) { return Math.max(0, yScale(d.y1)); }),
svg = d3.select("#"+domEle).append("svg")
.attr("width", margin.width)
.attr("height", margin.height)
.append("g")
.attr("transform", "translate(" + margin.width / 2 + "," + (margin.height / 2) + ")")
root = d3.hierarchy(root),
root.sum(function(d) { return d.size; }),
svg.selectAll("path")
.data(partition(root).descendants())
.enter().append("path")
.attr('class', function(d) {return d.data.name;})
.attr("d", arc)
.style("fill", function(d) { return color((d.children ? d : d.parent).data.name); })
.on('mouseover', me.onArcOver)
.on('mouseout', me.onArcOut)
.append("title")
.text(function(d) { return d.data.name + "\n" + formatNumber(d.value); }),
g = svg.selectAll(".groups")
.data(partition(root).descendants())
.enter()
.append("g")
.attr('class', function(d) { return d.data.name+" outline";}),
g.append('line')
.attr('class', function(d) { return d.data.name+"out-line out-line";})
.attr('x1', 0)
.attr('x2', 0)
.attr('y1', 0)
.attr('y2', -radius-50)
.attr('stroke', '#000000')
.style('visibility','hidden')
.attr('stroke-dasharray',function(){ return (5,2)})
.attr("transform", function(d) {
return "rotate(" + (d.x1) * (360) + ")";
}),
g.append('line')
.attr('class', function(d) { return d.data.name+"out-line1 out-line";})
.attr('x1', 0)
.attr('x2', 0)
.attr('y1', 0)
.attr('y2', -radius-50)
.attr('stroke', '#000000')
.style('visibility','hidden')
.attr('stroke-dasharray',function(){ return (5,2)})
.attr("transform", function(d) {
return "rotate(" + (d.x0) * (360) + ")";
}),
d3.select(self.frameElement).style("height", margin.height + "px")
},
onArcOver :function (d) {
nodes = d.descendants().concat(d.ancestors()),
t = nodes.map( function(d) { if(d.depth) return d;}),
t = t.filter(Boolean),
d3.select('.'+t[0].data.name+'out-line').style('visibility','visible'),
d3.select('.'+t[0].data.name+'out-line1').style('visibility','visible');
},
onArcOut: function(d) {
d3.selectAll('.out-line').style('visibility','hidden');
}
}
var data = 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rix","size":2815},{"name":"SparseMatrix","size":3366}]},{"name":"Maths","size":17705},{"name":"Orientation","size":1486},{"name":"palette","children":[{"name":"ColorPalette","size":6367},{"name":"Palette","size":1229},{"name":"ShapePalette","size":2059},{"name":"SizePalette","size":2291}]},{"name":"Property","size":5559},{"name":"Shapes","size":19118},{"name":"Sort","size":6887},{"name":"Stats","size":6557},{"name":"Strings","size":22026}]},{"name":"vis","children":[{"name":"axis","children":[{"name":"Axes","size":1302},{"name":"Axis","size":24593},{"name":"AxisGridLine","size":652},{"name":"AxisLabel","size":636},{"name":"CartesianAxes","size":6703}]},{"name":"controls","children":[{"name":"AnchorControl","size":2138},{"name":"ClickControl","size":3824},{"name":"Control","size":1353},{"name":"ControlList","size":4665},{"name":"DragControl","size":2649},{"name":"ExpandControl","size":2832},{"name":"HoverControl","size":4896},{"name":"IControl","size":763},{"name":"PanZoomControl","size":5222},{"name":"SelectionControl","size":7862},{"name":"TooltipControl","size":8435}]},{"name":"data","children":[{"name":"Data","size":20544},{"name":"DataList","size":19788},{"name":"DataSprite","size":10349},{"name":"EdgeSprite","size":3301},{"name":"NodeSprite","size":19382},{"name":"render","children":[{"name":"ArrowType","size":698},{"name":"EdgeRenderer","size":5569},{"name":"IRenderer","size":353},{"name":"ShapeRenderer","size":2247}]},{"name":"ScaleBinding","size":11275},{"name":"Tree","size":7147},{"name":"TreeBuilder","size":9930}]},{"name":"events","children":[{"name":"DataEvent","size":2313},{"name":"SelectionEvent","size":1880},{"name":"TooltipEvent","size":1701},{"name":"VisualizationEvent","size":1117}]},{"name":"legend","children":[{"name":"Legend","size":20859},{"name":"LegendItem","size":4614},{"name":"LegendRange","size":10530}]},{"name":"operator","children":[{"name":"distortion","children":[{"name":"BifocalDistortion","size":4461},{"name":"Distortion","size":6314},{"name":"FisheyeDistortion","size":3444}]},{"name":"encoder","children":[{"name":"ColorEncoder","size":3179},{"name":"Encoder","size":4060},{"name":"PropertyEncoder","size":4138},{"name":"ShapeEncoder","size":1690},{"name":"SizeEncoder","size":1830}]},{"name":"filter","children":[{"name":"FisheyeTreeFilter","size":5219},{"name":"GraphDistanceFilter","size":3165},{"name":"VisibilityFilter","size":3509}]},{"name":"IOperator","size":1286},{"name":"label","children":[{"name":"Labeler","size":9956},{"name":"RadialLabeler","size":3899},{"name":"StackedAreaLabeler","size":3202}]},{"name":"layout","children":[{"name":"AxisLayout","size":6725},{"name":"BundledEdgeRouter","size":3727},{"name":"CircleLayout","size":9317},{"name":"CirclePackingLayout","size":12003},{"name":"DendrogramLayout","size":4853},{"name":"ForceDirectedLayout","size":8411},{"name":"IcicleTreeLayout","size":4864},{"name":"IndentedTreeLayout","size":3174},{"name":"Layout","size":7881},{"name":"NodeLinkTreeLayout","size":12870},{"name":"PieLayout","size":2728},{"name":"RadialTreeLayout","size":12348},{"name":"RandomLayout","size":870},{"name":"StackedAreaLayout","size":9121},{"name":"TreeMapLayout","size":9191}]},{"name":"Operator","size":2490},{"name":"OperatorList","size":5248},{"name":"OperatorSequence","size":4190},{"name":"OperatorSwitch","size":2581},{"name":"SortOperator","size":2023}]},{"name":"Visualization","size":16540}]}]};
initSunburstChart.draw({
data: data,
element: 'sunburst-chart-div'
});
</script>
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