| 1 | <!DOCTYPE html>
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| 2 | <html lang="en">
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| 3 |
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| 4 | <head>
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| 5 | <meta charset="UTF-8">
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| 6 | <meta name="viewport" content="width=device-width, initial-scale=1.0">
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| 7 | <meta http-equiv="X-UA-Compatible" content="ie=edge">
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| 8 | <meta name="geometry" content="diagram">
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| 9 | <link rel="stylesheet" href="./assets/common.css">
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| 10 | <title>Interval Chart(X)</title>
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| 11 | </head>
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| 12 |
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| 13 | <body>
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| 14 | <div id="canvas"></div>
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| 15 | <div style="width: 100%;text-align: center;">
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| 16 | </div>
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| 17 | <script src="./assets/jquery-3.2.1.min.js"></script>
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| 18 | <script src="./assets/data-set.min.js"></script>
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| 19 | <script src="./assets/g2.min.js"></script>
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| 20 | <script src="../build/g2-brush.js"></script>
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| 21 | <script>
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| 22 | $.getJSON('./data/top2000.json', data => {
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| 23 | const ds = new DataSet();
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| 24 | const dv = ds.createView('test')
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| 25 | .source(data)
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| 26 | .transform({
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| 27 | as: [ 'count' ],
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| 28 | groupBy: [ 'release' ],
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| 29 | operations: [ 'count' ],
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| 30 | type: 'aggregate'
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| 31 | });
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| 32 |
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| 33 | const chart = new G2.Chart({
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| 34 | container: 'canvas',
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| 35 | forceFit: true,
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| 36 | height: window.innerHeight
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| 37 | });
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| 38 | chart.source(dv);
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| 39 | chart.scale({
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| 40 | count: {
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| 41 | alias: 'top2000 唱片总量'
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| 42 | },
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| 43 | release: {
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| 44 | tickInterval: 5,
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| 45 | alias: '唱片发行年份'
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| 46 | }
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| 47 | });
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| 48 | chart.interval()
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| 49 | .position('release*count')
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| 50 | .color('#e50000');
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| 51 |
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| 52 | chart.render();
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| 53 |
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| 54 | new Brush({
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| 55 | canvas: chart.get('canvas'),
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| 56 | chart,
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| 57 | type: 'X',
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| 58 | onBrushstart() {
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| 59 | chart.hideTooltip();
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| 60 | },
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| 61 | onBrushmove() {
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| 62 | chart.hideTooltip();
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| 63 | }
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| 64 | });
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| 65 | chart.on('plotdblclick', () => {
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| 66 | chart.get('options').filters = {};
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| 67 | chart.repaint();
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| 68 | });
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| 69 | });
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| 70 | </script>
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| 71 | </body>
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| 72 |
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| 73 | </html>
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| 74 |
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