light-chart
Version:
Charts for mobile visualization.
92 lines (90 loc) • 2.48 kB
HTML
<html lang="en">
<head>
<meta charset="UTF-8">
<title>分组条形图 hover 方式 2</title>
<link rel="stylesheet" href="./assets/common.css">
</head>
<body>
<div>
<canvas id="mountNode"></canvas>
</div>
<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>
<script src="./assets/jquery-3.2.1.min.js"></script>
<script src="../build/f2-all.js"></script>
<script>
const data = [
{ label: 'Mon.', type: 'series1', value: 2800 },
{ label: 'Mon.', type: 'series2', value: 2260 },
{ label: 'Tue.', type: 'series1', value: 1800 },
{ label: 'Tue.', type: 'series2', value: 1300 },
{ label: 'Wed.', type: 'series1', value: 950 },
{ label: 'Wed.', type: 'series2', value: 900 },
{ label: 'Thu.', type: 'series1', value: 500 },
{ label: 'Thu.', type: 'series2', value: 390 },
{ label: 'Fri.', type: 'series1', value: 170 },
{ label: 'Fri.', type: 'series2', value: 100 }
];
const chart = new F2.Chart({
id: 'mountNode',
width: window.innerWidth,
height: window.innerWidth * 0.64,
pixelRatio: window.devicePixelRatio
});
chart.source(data.reverse(), {
value: {
tickInterval: 750
}
});
chart.coord({
transposed: true
});
chart.tooltip({
custom: true,
onChange(obj) {
const legend = chart.get('legendController').legends.top[0];
const tooltipItems = obj.items;
const legendItems = legend.items;
const map = {};
legendItems.map(item => {
map[item.name] = _.clone(item);
});
tooltipItems.map(item => {
const { name, value } = item;
if (map[name]) {
map[name].value = (value);
}
});
legend.setItems(Object.values(map));
},
onHide(tooltip) {
const legend = chart.get('legendController').legends.top[0];
legend.setItems(chart.getLegendItems().country);
}
});
chart.axis('label', {
line: F2.Global._defaultAxis.line,
grid: null
});
chart.axis('value', {
line: null,
grid: F2.Global._defaultAxis.grid,
label(text, index, total) {
const textCfg = {};
if (index === 0) {
textCfg.textAlign = 'left';
}
if (index === total - 1) {
textCfg.textAlign = 'right';
}
return textCfg;
}
});
chart.interval().position('label*value').color('type').adjust({
type: 'dodge',
marginRatio: 1 / 32
});
chart.render();
</script>
</body>
</html>