other
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onepage_mrhi


			
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							<!DOCTYPE html>
<html lang="en">
<head>
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    <meta name="description" content="ECharts">
    <meta name="author" content="kener.linfeng@gmail.com">
    <title>ECharts · Example</title>

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    <link href="../asset/css/codemirror.css" rel="stylesheet">
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</head>

<body>
    <!-- Fixed navbar -->
    <div class="navbar navbar-default navbar-fixed-top" role="navigation" id="head"></div>


    <div class="container-fluid">
        <div class="row-fluid example">
            <div id="sidebar-code" class="col-md-4">
                <div class="well sidebar-nav">
                    <div class="nav-header"><a href="#" onclick="autoResize()" class="glyphicon glyphicon-resize-full" id ="icon-resize" ></a>option</div>
                    <textarea id="code" name="code">

var nodes = [];
var links = [];
var constMaxDepth = 2;
var constMaxChildren = 7;
var constMinChildren = 4;
var constMaxRadius = 10;
var constMinRadius = 2;

function rangeRandom(min, max) {
    return Math.random() * (max - min) + min;
}

function createRandomNode(depth, parentNode) {
    var node = {
        name : 'NODE_' + nodes.length,
        value : rangeRandom(constMinRadius, constMaxRadius),
        // Custom properties
        id : nodes.length,
        depth : depth,
        category : depth === constMaxDepth ? 0 : 1,
        __parentNode__ : parentNode ? parentNode.id : -1,
        __children__ : [],
        __collapsed__ : false
    }
    nodes.push(node);

    return node;
}

function forceMockThreeData() {
    var depth = 0;
    var rootNode = createRandomNode(0);
    rootNode.name = 'ROOT';
    rootNode.category = 2;

    function mock(parentNode, depth) {
        var nChildren = Math.round(rangeRandom(constMinChildren, constMaxChildren));
        
        for (var i = 0; i < nChildren; i++) {
            var childNode = createRandomNode(depth, parentNode);
            links.push({
                source : parentNode.id,
                target : childNode.id,
                weight : 1
            });
            parentNode.__children__.push(childNode.id);
            if (depth < constMaxDepth) {
                mock(childNode, depth + 1);
            }
        }
    }

    mock(rootNode, 0);
}

forceMockThreeData();

option = {
    title : {
        text: 'Force',
        subtext: 'Node collapse example',
        x:'right',
        y:'bottom'
    },
    tooltip : {
        trigger: 'item',
        formatter: '{a} : {b}'
    },
    toolbox: {
        show : true,
        feature : {
            restore : {show: true},
            magicType: {show: true, type: ['force', 'chord']},
            saveAsImage : {show: true}
        }
    },
    legend: {
        x: 'left',
        data:['叶子节点','非叶子节点', '根节点']
    },
    series : [
        {
            type:'force',
            name : "Force tree",
            ribbonType: false,
            categories : [
                {
                    name: '叶子节点'
                },
                {
                    name: '非叶子节点'
                },
                {
                    name: '根节点'
                }
            ],
            itemStyle: {
                normal: {
                    label: {
                        show: false
                    },
                    nodeStyle : {
                        brushType : 'both',
                        strokeColor : 'rgba(255,215,0,0.6)',
                        lineWidth : 1
                    }
                }
            },
            minRadius : constMinRadius,
            maxRadius : constMaxRadius,
            coolDown: 0.995,
            nodes : nodes,
            links : links
        }
    ]
};

function isAscendant(node1, node2) {
    var parent = nodes[node2.__parentNode__];
    while(parent) {
        if (parent.id === node1.id) {
            return true;
        }
        parent = nodes[parent.__parentNode__];
    }
    return false;
}

function addChildrenToChart(node) {
    for (var i = 0; i < node.__children__.length; i++) {
        var childNode = nodes[node.__children__[i]];
        childNode.ignore = false;

        addChildrenToChart(childNode);
    }
}

var ecConfig = require('echarts/config');
function focus(param) {
    var data = param.data;
    if (
        data.source !== undefined
        && data.target !== undefined
    ) {
    } else { // 点击的是点
        var targetNode = nodes[data.id];
    
        if (!targetNode.__collapsed__) {
            option.series[0].nodes = nodes.map(function (node) {
                node.ignore = isAscendant(data, node);
                return node;
            });
        } else {
            addChildrenToChart(targetNode);
        }

        targetNode.__collapsed__ = ! targetNode.__collapsed__;
        myChart.setOption(option, true);
    }
}
myChart.on(ecConfig.EVENT.CLICK, focus);

                    </textarea>
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                    <select id="theme-select"></select>

                    <span id='wrong-message' style="color:red"></span>
                </div>
            </div><!--/span-->
        </div><!--/row-->
        
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</html>