public/data/watermark.js

var builderJson = {
  "all": 10887,
  "charts": {
    "map": 3237,
    "lines": 2164,
    "bar": 7561,
    "line": 7778,
    "pie": 7355,
    "scatter": 2405,
    "candlestick": 1842,
    "radar": 2090,
    "heatmap": 1762,
    "treemap": 1593,
    "graph": 2060,
    "boxplot": 1537,
    "parallel": 1908,
    "gauge": 2107,
    "funnel": 1692,
    "sankey": 1568
  },
  "components": {
    "geo": 2788,
    "title": 9575,
    "legend": 9400,
    "tooltip": 9466,
    "grid": 9266,
    "markPoint": 3419,
    "markLine": 2984,
    "timeline": 2739,
    "dataZoom": 2744,
    "visualMap": 2466,
    "toolbox": 3034,
    "polar": 1945
  },
  "ie": 9743
};

var downloadJson = {
  "echarts.min.js": 17365,
  "echarts.simple.min.js": 4079,
  "echarts.common.min.js": 6929,
  "echarts.js": 14890
};

var themeJson = {
  "dark.js": 1594,
  "infographic.js": 925,
  "shine.js": 1608,
  "roma.js": 721,
  "macarons.js": 2179,
  "vintage.js": 1982
};

var waterMarkText = 'ECHARTS';

var canvas = document.createElement('canvas');
var ctx = canvas.getContext('2d');
canvas.width = canvas.height = 100;
ctx.textAlign = 'center';
ctx.textBaseline = 'middle';
ctx.globalAlpha = 0.08;
ctx.font = '20px Microsoft Yahei';
ctx.translate(50, 50);
ctx.rotate(-Math.PI / 4);
ctx.fillText(waterMarkText, 0, 0);

option = {
    backgroundColor: {
        type: 'pattern',
        image: canvas,
        repeat: 'repeat'
    },
    tooltip: {},
    title: [{
        text: '在线构建',
        subtext: '总计 ' + builderJson.all,
        left: '25%',
        textAlign: 'center'
    }, {
        text: '各版本下载',
        subtext: '总计 ' + Object.keys(downloadJson).reduce(function (all, key) {
            return all + downloadJson[key];
        }, 0),
        left: '75%',
        textAlign: 'center'
    }, {
        text: '主题下载',
        subtext: '总计 ' + Object.keys(themeJson).reduce(function (all, key) {
            return all + themeJson[key];
        }, 0),
        left: '75%',
        top: '50%',
        textAlign: 'center'
    }],
    grid: [{
        top: 50,
        width: '50%',
        bottom: '45%',
        left: 10,
        containLabel: true
    }, {
        top: '55%',
        width: '50%',
        bottom: 0,
        left: 10,
        containLabel: true
    }],
    xAxis: [{
        type: 'value',
        max: builderJson.all,
        splitLine: {
            show: false
        }
    }, {
        type: 'value',
        max: builderJson.all,
        gridIndex: 1,
        splitLine: {
            show: false
        }
    }],
    yAxis: [{
        type: 'category',
        data: Object.keys(builderJson.charts),
        axisLabel: {
            interval: 0,
            rotate: 30
        },
        splitLine: {
            show: false
        }
    }, {
        gridIndex: 1,
        type: 'category',
        data: Object.keys(builderJson.components),
        axisLabel: {
            interval: 0,
            rotate: 30
        },
        splitLine: {
            show: false
        }
    }],
    series: [{
        type: 'bar',
        stack: 'chart',
        z: 3,
        label: {
            normal: {
                position: 'right',
                show: true
            }
        },
        data: Object.keys(builderJson.charts).map(function (key) {
            return builderJson.charts[key];
        })
    }, {
        type: 'bar',
        stack: 'chart',
        silent: true,
        itemStyle: {
            normal: {
                color: '#eee'
            }
        },
        data: Object.keys(builderJson.charts).map(function (key) {
            return builderJson.all - builderJson.charts[key];
        })
    }, {
        type: 'bar',
        stack: 'component',
        xAxisIndex: 1,
        yAxisIndex: 1,
        z: 3,
        label: {
            normal: {
                position: 'right',
                show: true
            }
        },
        data: Object.keys(builderJson.components).map(function (key) {
            return builderJson.components[key];
        })
    }, {
        type: 'bar',
        stack: 'component',
        silent: true,
        xAxisIndex: 1,
        yAxisIndex: 1,
        itemStyle: {
            normal: {
                color: '#eee'
            }
        },
        data: Object.keys(builderJson.components).map(function (key) {
            return builderJson.all - builderJson.components[key];
        })
    }, {
        type: 'pie',
        radius: [0, '30%'],
        center: ['75%', '25%'],
        data: Object.keys(downloadJson).map(function (key) {
            return {
                name: key.replace('.js', ''),
                value: downloadJson[key]
            }
        })
    }, {
        type: 'pie',
        radius: [0, '30%'],
        center: ['75%', '75%'],
        data: Object.keys(themeJson).map(function (key) {
            return {
                name: key.replace('.js', ''),
                value: themeJson[key]
            };
        })
    }]
};