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| <!-- | |
| Licensed to the Apache Software Foundation (ASF) under one | |
| or more contributor license agreements. See the NOTICE file | |
| distributed with this work for additional information | |
| regarding copyright ownership. The ASF licenses this file | |
| to you under the Apache License, Version 2.0 (the | |
| "License"); you may not use this file except in compliance | |
| with the License. You may obtain a copy of the License at | |
| http://www.apache.org/licenses/LICENSE-2.0 | |
| Unless required by applicable law or agreed to in writing, | |
| software distributed under the License is distributed on an | |
| "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
| KIND, either express or implied. See the License for the | |
| specific language governing permissions and limitations | |
| under the License. | |
| --> | |
| <meta charset="utf-8"> | |
| <style> | |
| text { | |
| font: 10px sans-serif; | |
| text-anchor: middle; | |
| } | |
| .node--hover circle { | |
| stroke: #000; | |
| stroke-width: 1.2px; | |
| } | |
| #main { | |
| width: 1000px; | |
| height: 500px; | |
| } | |
| </style> | |
| <div id="main" style="width:1200px; height:960px;"></div> | |
| <svg width="960" height="960"><g transform="translate(1,1)"></g></svg> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="../dist/echarts.js"></script> | |
| <script src="./lib/testHelper.js"></script> | |
| <script src="./lib/config.js"></script> | |
| <script> | |
| var stratify = d3.stratify() | |
| .parentId(function(d) { | |
| return d.id.substring(0, d.id.lastIndexOf(".")); | |
| }); | |
| d3.csv("data/flare.csv", function(error, rawData) { | |
| if (error) throw error; | |
| var root = stratify(rawData) | |
| .sum(function(d) { | |
| return d.value; | |
| }) | |
| .sort(function(a, b) { | |
| return b.value - a.value; | |
| }); | |
| var maxDepth = 0; | |
| var seriesData = root.descendants().map(function (node) { | |
| maxDepth = Math.max(maxDepth, node.depth); | |
| return [ | |
| node.value, | |
| node.depth, | |
| node.id | |
| ]; | |
| }); | |
| var chart = echarts.init(document.getElementById('main')); | |
| function renderItem(params, api) { | |
| var context = params.context; | |
| if (!context.nodes) { | |
| d3.pack() | |
| .size([api.getWidth() - 2, api.getHeight() - 2]) | |
| .padding(3)(root); | |
| context.nodes = {}; | |
| root.descendants().forEach(function (node, index) { | |
| context.nodes[node.id] = { | |
| index: index, | |
| node: node | |
| } | |
| }); | |
| } | |
| var nodePath = api.value(2); | |
| var node = context.nodes[nodePath].node; | |
| var isLeaf = !node.children || !node.children.length; | |
| var textFont = api.font({ | |
| fontSize: 12, | |
| fontFamily: 'Arial' | |
| }); | |
| var focus = new Uint32Array(node.descendants().map(function (node) { | |
| return context.nodes[node.id].index; | |
| })); | |
| var nodeName = isLeaf ? nodePath.slice(nodePath.lastIndexOf('.') + 1).split(/(?=[A-Z][^A-Z])/g).join('\n') : ''; | |
| var z2 = api.value(1) * 2; | |
| return { | |
| type: 'circle', | |
| focus: focus, | |
| shape: { | |
| cx: node.x, | |
| cy: node.y, | |
| r: node.r | |
| }, | |
| z2: z2, | |
| textContent: { | |
| type: 'text', | |
| style: { | |
| text: nodeName, | |
| width: node.r * 1.3, | |
| overflow: 'truncate', | |
| fontSize: node.r / 3 | |
| // fill: 'blue' | |
| }, | |
| emphasis: { | |
| style: { | |
| overflow: null, | |
| fontSize: Math.max(node.r / 3, 12) | |
| // fill: 'red' | |
| } | |
| } | |
| }, | |
| textConfig: { | |
| position: 'inside' | |
| }, | |
| style: { | |
| fill: api.visual('color'), | |
| text: nodeName, | |
| font: textFont, | |
| }, | |
| emphasis: { | |
| style: { | |
| font: textFont, | |
| shadowBlur: 20, | |
| shadowOffsetX: 3, | |
| shadowOffsetY: 5, | |
| shadowColor: 'rgba(0,0,0,0.3)' | |
| } | |
| } | |
| }; | |
| } | |
| var option = { | |
| tooltip: {}, | |
| visualMap: { | |
| show: false, | |
| min: 0, | |
| max: maxDepth, | |
| dimension: 1, | |
| inRange: { | |
| color: ['#006edd', '#e0ffff'] | |
| } | |
| }, | |
| series: { | |
| type: 'custom', | |
| renderItem: renderItem, | |
| coordinateSystem: null, | |
| encode: { | |
| tooltip: 0, | |
| itemName: 2 | |
| }, | |
| data: seriesData | |
| } | |
| }; | |
| chart.setOption(option); | |
| }); | |
| </script> | |