2014清华大学毕业生去向(共6218人)

描述:当前是关于Echarts图表中的 矩形树图 示例。
 
            var data = [{
        name: "深造",
        itemStyle: {
            color: '#E2DA99',
        },
        children: [{
            name: "深造-国内",
            value: 1864,
            itemStyle: {
               // colorSaturation: 0.55,
              //  colorAlpha: 1
            },
            
            children: [{
            name: "深造-国内-本科生",
            value: 1628,
            itemStyle: {
             //   color: '#f3aa02',
                colorSaturation: 0.55,
                colorAlpha: 1
            },
        },{
            name: "深造-国内-硕士生",
            value: 64,
            itemStyle: {
              //  color: '#f3aa02',
                colorSaturation: 0.6,
               // colorAlpha: 0.7
            },
        },{
            name: "深造-国内-博士生",
            value: 172,
            itemStyle: {
              //  color: '#f3aa02',
                colorSaturation: 0.65,
              //  colorAlpha: 0.5
            },
            
            },]
            
        }, {
            name: "深造-出国(境)",
            value: 1025,
            itemStyle: {
              //  color: '#f3aa02',
                colorSaturation: 0.55,
            },
             children: [{
            name: "深造-出国-本科生",
            value: 714,
            itemStyle: {
             //   color: '#f3aa02',
                colorSaturation: 0.45,
                colorAlpha: 1
            },
        },{
            name: "深造-出国-硕士生",
            value: 215,
            itemStyle: {
              //  color: '#f3aa02',
                colorSaturation: 0.4,
               // colorAlpha: 0.7
            },
        },{
            name: "深造-出国-博士生",
            value: 96,
            itemStyle: {
              //  color: '#f3aa02',
                colorSaturation: 0.35,
                colorAlpha: 1
            },
            },]
            
        },]
    },
    {
        name: "就业",
        itemStyle: {
                color: '#73AFB6',
               // colorSaturation: 0.35,
               // colorAlpha: 1
            },
        children: [{
            name: "签约就业",
            value: 2547,
            itemStyle: {
                colorSaturation: 0.55,
            },
            children: [{
            name: "签约就业-本科生",
            value: 188,
            itemStyle: {
                colorSaturation: 0.55,
                colorAlpha: 1
            },
        },{
            name: "签约就业-硕士生",
            value: 1712,
            itemStyle: {
                colorSaturation: 0.6,
                colorAlpha: 1
            },
        },{
            name: "签约就业-博士生",
            value: 647,
            itemStyle: {
                colorSaturation: 0.65,
                colorAlpha: 1
            },
            },]
        }, {
            name: "灵活就业",
            value: 678,
           //             itemStyle: {
          //      colorSaturation: 0.55,
           // },
             children: [{
            name: "灵活就业-本科生",
            value: 279,
            itemStyle: {
                colorSaturation: 0.45,
                colorAlpha: 1
            },
        },{
            name: "灵活就业-硕士生",
            value: 355,
            itemStyle: {
                colorSaturation: 0.4,
                colorAlpha: 1
            },
        },{
            name: "灵活就业-博士生",
            value: 44,
            itemStyle: {
                colorSaturation: 0.35,
                colorAlpha: 1
            },
            },]
        }, {
            name: "自主创业",
            value: 55,
            // itemStyle: {
            //     colorSaturation: 0.55,
            // },
             children: [{
            name: "自主创业-本科生",
            value: 17,
            itemStyle: {
                colorSaturation: 0.25,
                colorAlpha: 1
            },
        },{
            name: "自主创业-硕士生",
            value: 36,
            itemStyle: {
                colorSaturation: 0.2,
                colorAlpha: 1
            },
        },{
            name: "自主创业-博士生",
            value: 2,
            itemStyle: {
                colorSaturation: 0.15,
                colorAlpha: 1
            },
            },]
        }, {
        }, ]
    },
    {
        name: "未就业",
        itemStyle: {
                color: '#73AFB6',
                colorSaturation: 0.35,
                colorAlpha: 1
            },
        children: [{
            name: "未就业-拟继续深造",
            value: 100,
            // itemStyle: {
            //     colorSaturation: 0.55,
            // },
             children: [{
            name: "拟继续深造-本科生",
            value: 100,
            itemStyle: {
                colorSaturation: 0.55,
                colorAlpha: 1
            },
        },{
            name: "去向未定-博士生",
            value: 100,
            itemStyle: {
                colorSaturation: 0.15,
                colorAlpha: 1
            },
            },]
        }, ]
    }
]
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option = {
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        left: 0,
        top: "4%",
        text: ['{c|}' + '{d|2014清华大学毕业生去向(共6218人)}'],
        // text:[],
        textStyle: {
            rich: {
                c: {
                    color: '#0000',
                    fontSize: 25,
                    fontWeight: 'bold',
                    width: 4,
                    height: 15,
                    backgroundColor: '#2196f3',

                },
                d: {
                   // color: '#3e4956',
                    fontWeight: 'bold',
                    fontSize: 17,
                    padding: [0, 0, 0, 30],
                },
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        },
    },
    tooltip: {},
    series: [{
        name: '全部',
        type: 'treemap',
        visibleMin: 300,
        data: data,
        leafDepth: 4, //呈现层级,若为1加载时仅展开一层,接下来的每一层通过单击进入,如上面的效果图所示,  
        //每一层级呈现的样式  
        label: {
            
            show: true ,
            fontSize: 10,
          //  color: '#000000',
            formatter: function(params) {
                var arr = [
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                    params.value + '人'
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                return arr.join('\n');
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