test/legend-action.html - master - githubmirror/echarts

test/legend-action.html
201 строка7 KB
sz-p
feat(legend): legend support triggerEvent (#18144)
17 мар 2025, 14:28
17 мар 2025, 14:2887561ee

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<html>
    <head>
        <meta charset="utf-8">
        <script src="lib/simpleRequire.js"></script>
        <script src="lib/config.js"></script>
        <script src="lib/testHelper.js"></script>
        <link rel="stylesheet" href="./lib/reset.css">
    </head>
    <body>
        <div id="main0"></div>
        <div id="main1"></div>

        <script>
            require([
                'echarts'
            ], function (echarts) {
                var option = {
                    dataset: {
                        source: [
                            ['type', '2012', '2013', '2014', '2015', '2016'],
                            ['Forest', 320, 332, 301, 334, 390],
                            ['Steppe', 220, 182, 191, 234, 290],
                            ['Desert', 150, 232, 201, 154, 190],
                            ['Wetland', 98, 77, 101, 99, 40]
                        ]
                    },
                    legend: [
                        {
                            id: 1,
                            name: 'legend1',
                            data: ['Steppe', 'Forest'],
                            left: '10%',
                            selector: [
                                {
                                    type: 'all'
                                },
                                {
                                    type: 'inverse'
                                }
                            ]
                        },
                        {
                            id: 2,
                            name: 'legend2',
                            data: ['Desert', 'Wetland', 'Steppe' /* test for the same item in other legend */],
                            right: '10%',
                            selector: [
                                {
                                    type: 'all'
                                },
                                {
                                    type: 'inverse'
                                }
                            ]
                        }
                    ],
                    xAxis: {
                        type: 'category'
                    },
                    yAxis: {},
                    series: [
                        {
                            type: 'bar',
                            seriesLayoutBy: 'row'
                        },
                        {
                            type: 'bar',
                            seriesLayoutBy: 'row'
                        },
                        {
                            type: 'bar',
                            seriesLayoutBy: 'row'
                        },
                        {
                            type: 'bar',
                            seriesLayoutBy: 'row'
                        }
                    ]
                };
                var chart = window.myChart0 = testHelper.create(echarts, 'main0', {
                    title: [
                        'Legend action should be isolated from other legend components\n(except for the items with the same name)'
                    ],
                    option: option,
                    buttons: [
                        {
                            text: 'Dispatch `legendAllSelect` for both legend components',
                            onclick() {
                                chart.dispatchAction({
                                    type: 'legendAllSelect',
                                    legendName: ['legend1', 'legend2'],
                                    // legendId: ['0', '1'],
                                    // legendIndex: [0, 1]
                                })
                            }
                        },
                        {
                            text: 'Dispatch `legendInverseSelect` for both legend components',
                            onclick() {
                                chart.dispatchAction({
                                    type: 'legendInverseSelect',
                                    // legendName: ['legend1', 'legend2'],
                                    legendId: ['1', '2'],
                                    // legendIndex: [0, 1]
                                })
                            }
                        }
                    ]
                });
                var logFn = e => console.log(JSON.stringify(e, null, 2));
                chart.on('legendselectall', logFn);
                chart.on('legendinverseselect', logFn);
                chart.on('legendselectchanged', logFn);
            });
        </script>

<script>
    require([
        'echarts'
    ], function (echarts) {
        var option = {
            dataset: {
                source: [
                    ['type', '2012', '2013', '2014', '2015', '2016'],
                    ['Forest', 320, 332, 301, 334, 390],
                    ['Steppe', 220, 182, 191, 234, 290],
                    ['Desert', 150, 232, 201, 154, 190],
                    ['Wetland', 98, 77, 101, 99, 40]
                ]
            },
            legend: [
                {
                    id: 1,
                    name: 'legend1',
                    data: ['Steppe', 'Forest'],
                    left: '10%',
                    triggerEvent: true
                },
                {
                    id: 2,
                    name: 'legend2',
                    data: ['Desert', 'Wetland', 'Steppe' /* test for the same item in other legend */],
                    right: '10%',
                    triggerEvent: true
                }
            ],
            xAxis: {
                type: 'category'
            },
            yAxis: {},
            series: [
                {
                    type: 'bar',
                    seriesLayoutBy: 'row'
                },
                {
                    type: 'bar',
                    seriesLayoutBy: 'row'
                },
                {
                    type: 'bar',
                    seriesLayoutBy: 'row'
                },
                {
                    type: 'bar',
                    seriesLayoutBy: 'row'
                }
            ]
        };
        var chart = window.myChart0 = testHelper.create(echarts, 'main1', {
            title: [
                'Legend triggerEvent(hover legend item to see the log)'
            ],
            option: option
        });
        var logFn = e => {if(e.componentType === 'legend') console.log(e)};
        chart.on('mouseover', logFn);
        chart.on('mouseout', logFn);
    });
</script>
    </body>
</html>