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steps.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<meta content="yes" name="apple-mobile-web-app-capable">
<meta content="yes" name="apple-touch-fullscreen">
<meta content="telephone=no,email=no" name="format-detection">
<script src="https://gw.alipayobjects.com/os/antv/assets/f2/3.1.15/f2.min.js"></script>
<script src="https://gw.alipayobjects.com/os/antv/assets/lib/jquery-3.2.1.min.js"></script>
<title>运动</title>
<link rel="stylesheet" href="./css/steps.css" />
</head>
<body>
<div class="bkg">
<div class="avatar-container">
<a href="https://antv.alipay.com/zh-cn/f2/3.x/demo/index.html">
<img class="avatar" src="https://gw.alipayobjects.com/zos/rmsportal/bjtEqXVNIqVCgqhpdHmm.png" alt="antv" />
</a>
</div>
</div>
<div class="chart-container">
<div class="chart-header"></div>
<canvas id="mountNode"></canvas>
<!-- 自定义 tooltip -->
<div class="chart-tooltip" id="tooltip"></div>
</div>
<!-- js 脚本 -->
<script>
const data = [
{ date: '2018-04-21', steps: 59 },
{ date: '2018-04-22', steps: 2515 },
{ date: '2018-04-23', steps: 6524 },
{ date: '2018-04-24', steps: 26044 },
{ date: '2018-04-25', steps: 29763 },
{ date: '2018-04-26', steps: 10586 },
{ date: '2018-04-27', steps: 14758 },
{ date: '2018-04-29', steps: 549 },
{ date: '2018-04-30', steps: 21 },
{ date: '2018-05-01', steps: 1069 },
{ date: '2018-05-02', steps: 7918 },
{ date: '2018-05-03', steps: 5381 },
{ date: '2018-05-04', steps: 11549 },
{ date: '2018-05-06', steps: 19461 },
{ date: '2018-05-07', steps: 22487 },
{ date: '2018-05-08', steps: 11062 },
{ date: '2018-05-09', steps: 7101 },
{ date: '2018-05-10', steps: 12776 },
{ date: '2018-05-11', steps: 12919 },
{ date: '2018-05-12', steps: 7216 },
{ date: '2018-05-13', steps: 4867 },
{ date: '2018-05-14', steps: 8725 },
{ date: '2018-05-15', steps: 8983 },
{ date: '2018-05-16', steps: 22348 },
{ date: '2018-05-17', steps: 17142 },
{ date: '2018-05-18', steps: 8715 },
{ date: '2018-05-19', steps: 3861 },
{ date: '2018-05-20', steps: 8 },
{ date: '2018-05-21', steps: 24365 },
{ date: '2018-05-22', steps: 14271 }
];
$('.chart-header').text('步数：' + data[data.length - 1].steps);
// 创建区域图的渐变色
const canvas = document.getElementById('mountNode');
const ctx = canvas.getContext('2d');
const grd = ctx.createLinearGradient(0, canvas.offsetHeight, 0, 0);
grd.addColorStop(0.03, "rgba(216,216,216,0.10)");
grd.addColorStop(1, "#6E6CD8");
const chart = new F2.Chart({
id: 'mountNode',
pixelRatio: window.devicePixelRatio,
padding: [ 20, 30, 'auto', 'auto' ]
});
chart.source(data, {
date: {
type: 'timeCat',
range: [ 0, 1 ],
mask: 'MM-D'
},
steps: {
ticks: [ 10000 ],
formatter(val) {
return val === 10000 ? '1W' : 0;
}
}
});
chart.axis('date', {
line: {
stroke: '#85A5FF'
},
label(text, index, total) {
const cfg = {
textAlign: 'center',
fill: '#85A5FF',
fontSize: 12,
fontWeight: 300
};
if (index === 0) {
cfg.textAlign = 'start';
cfg.text = text.split('-').join('月');
} else {
cfg.text = text.split('-')[1];
}
if (index === total - 1) {
cfg.textAlign = 'end';
cfg.fill = '#ADC6FF';
cfg.fontWeight = 'normal';
}
return cfg;
}
});
chart.axis('steps', {
position: 'right',
label: {
fill: '#CFFFFE',
fillOpacity: 0.5,
fontSize: 9,
fontWeight: 300
},
grid: {
stroke: '#85A5FF'
}
});
chart.tooltip({
custom: true,
showCrosshairs: true,
showTooltipMarker: false,
crosshairsStyle: {
lineDash: [ 2 ],
stroke: '#77C0B3'
},
onChange(e) {
const item = e.items[0];
const origin = item.origin;
const tooltipEl = $('#tooltip');
tooltipEl.text(origin.steps);
// 设置 tooltip 位置
const canvasOffsetTop = $('#mountNode').position().top;
const canvasOffsetLeft = $('#mountNode').position().left;
const tooltipWidth = tooltipEl.outerWidth();
tooltipEl.css({
visibility: 'visible',
left: canvasOffsetLeft + item.x - tooltipWidth / 2,
top: canvasOffsetTop
});
},
onHide() {
const tooltipEl = $('#tooltip');
tooltipEl.css({
visibility: 'hidden'
});
}
});
chart.area().position('date*steps').style({
fill: grd,
fillOpacity: 1
});
chart.line().position('date*steps').color('#EFDBFF').size(1.5);
chart.point().position('date*steps').color('#EED5FF').size(2.5);
chart.render();
</script>
</body>
</html>