test/toolbox-saveImage-background-svg.html

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<html>

<head>
    <meta charset="utf-8">
    <script src="lib/simpleRequire.js"></script>
    <script src="lib/config.js"></script>
    <meta name="viewport" content="width=device-width", initial-scale="1" />
</head>

<body>
    <style>
        html,
        body {
            width: 80%;
            height: 100%;
            margin: 0;
        }

        .chart {
            background: #fff;
            margin-bottom: 20px;
            width: 80%;
            height: 200px;
        }
    </style>

    <p>SVG charts should export svg images without extra setting.</p>

    <div id="chart0" class="chart"></div>

    <p>The background of the exported svg using toolbox should be yellow.</p>

    <div id="chart1" class="chart"></div>
    <div id="chart2" class="chart"></div>

    <script>
        require([
            'echarts'
        ], function (echarts) {
            var chart0 = echarts.init(document.getElementById('chart0'), null, {
                renderer: 'svg'
            });
            option = {
                backgroundColor: '#aff',
                toolbox: {
                    feature: {
                        saveAsImage: {
                            show: true,
                            title: 'Save as image'
                        }
                    },
                    show: true,
                    itemGap: 1,
                    top: 20,
                    right: 35
                },
                xAxis: {
                    type: 'category',
                    data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
                },
                yAxis: {
                    type: 'value'
                },
                series: [{
                    data: [820, 932, 901, 934, 1290, 1330, 1320],
                    type: 'line'
                }]
            };
            chart0.setOption(option);
        });

        require([
            'echarts'
        ], function (echarts) {
            var chart1 = echarts.init(document.getElementById('chart1'), null, {
                renderer: 'svg'
            });
            var chart2 = echarts.init(document.getElementById('chart2'), null, {
                renderer: 'svg'
            });

            var data1 = [];

            var symbolCount = 6;

            for (var i = 0; i < 100; i++) {
                data1.push([
                    Math.random() * 5,
                    Math.random() * 4,
                    Math.random() * 20,
                    Math.round(Math.random() * (symbolCount - 1))
                ]);
            }

            chart1.setOption({
                backgroundColor: 'red',
                toolbox: {
                    feature: {
                        saveAsImage: {
                            show: true,
                            title: 'Save as image',
                            type: 'png',
                            connectedBackgroundColor: 'yellow'
                        },
                        dataZoom: {
                            yAxisIndex: 'none',
                            show: true,
                            title: {
                                zoom: 'Zoom in',
                                back: 'Zoom out'
                            },
                        }
                    },
                    show: true,
                    itemGap: 1,
                    top: 20,
                    right: 35
                },
                legend: {
                    top: 50,
                    data: ['scatter']
                },
                tooltip: {
                    formatter: '{c}'
                },
                grid: {
                    top: '26%',
                    bottom: '26%'
                },
                xAxis: {
                    type: 'value',
                    splitLine: {
                        show: false
                    }
                },
                yAxis: {
                    type: 'value',
                    splitLine: {
                        show: false
                    }
                },
                series: [{
                    name: 'scatter',
                    type: 'scatter',
                    symbolSize: 30,
                    data: data1
                }]
            });

            chart2.setOption({
                backgroundColor: 'green',
                legend: {
                    top: 50,
                    data: ['scatter']
                },
                tooltip: {
                    formatter: '{c}'
                },
                grid: {
                    top: '26%',
                    bottom: '26%'
                },
                xAxis: {
                    type: 'value',
                    splitLine: {
                        show: false
                    }
                },
                yAxis: {
                    type: 'value',
                    splitLine: {
                        show: false
                    }
                },
                series: [{
                    name: 'scatter',
                    type: 'scatter',
                    symbolSize: 30,
                    data: data1
                }]
            });

            echarts.connect([chart1, chart2]);

        });
    </script>
</body>

</html>