86 lines
1.7 KiB
JavaScript
86 lines
1.7 KiB
JavaScript
import * as echarts from '../../ec-canvas/echarts';
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const app = getApp();
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function initChart(canvas, width, height, dpr) {
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const chart = echarts.init(canvas, null, {
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width: width,
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height: height,
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devicePixelRatio: dpr // new
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});
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canvas.setChart(chart);
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const piePatternSrc = '/img/pie-pattern.jpg';
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const bgPatternSrc = '/img/pie-bg.png';
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var option = {
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backgroundColor: {
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image: bgPatternSrc,
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repeat: 'repeat'
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},
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title: {
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text: '加载图片',
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textStyle: {
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color: '#235894'
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}
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},
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tooltip: {},
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series: [
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{
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name: 'pie',
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type: 'pie',
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selectedMode: 'single',
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selectedOffset: 30,
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clockwise: true,
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label: {
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fontSize: 18,
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color: '#235894'
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},
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labelLine: {
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lineStyle: {
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color: '#235894'
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}
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},
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data: [
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{ value: 1048, name: 'Search Engine' },
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{ value: 735, name: 'Direct' },
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{ value: 580, name: 'Email' },
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{ value: 484, name: 'Union Ads' },
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{ value: 300, name: 'Video Ads' }
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],
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itemStyle: {
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opacity: 0.7,
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color: {
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image: piePatternSrc,
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repeat: 'repeat'
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},
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borderWidth: 3,
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borderColor: '#235894'
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}
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}
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]
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};
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chart.setOption(option);
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return chart;
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}
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Page({
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onShareAppMessage: function (res) {
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return {
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title: 'ECharts 可以在微信小程序中使用啦！',
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path: '/pages/index/index',
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success: function () { },
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fail: function () { }
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}
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},
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data: {
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ec: {
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onInit: initChart
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}
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},
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onReady() {
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}
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});
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