150 lines
4.3 KiB
Vue
150 lines
4.3 KiB
Vue
<template>
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<div class="fillingDegree">
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<div class="item">
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<canvas class="fillDegree" canvas-id="fillDegree" id="fillDegree" @tap="tap" @click="handleChange"/>
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<!-- <image v-if="fillDegreePath" class="fillDegree" :src="fillDegreePath"></image>-->
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</div>
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</div>
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</template>
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<script>
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import uCharts from '@/components/u-charts.js';
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var uChartsInstance = {};
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export default {
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name: "fillingDegree",
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data() {
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return {
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width:0,
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fillDegreePath:'',
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selectIndex: 0,
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dataList : []
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}
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},
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props: {
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data: {
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type: Object,
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default: () => {}
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}
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},
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watch: {
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data: {
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handler(value) {
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console.log('carDatawatch', value)
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this.handleCarData(value)
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},
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immediate: true
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}
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},
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methods: {
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handleChange(type){
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if (type==='canvas'){
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this.$emit('handleChangeBandLevel',this.selectIndex)
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}else{
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this.$emit('handleChangeBandLevel',false)
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}
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},
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tap(e){
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uChartsInstance[e.target.id].showToolTip(e,{
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formatter: (item, category, index, opts) =>{
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this.selectIndex = opts.series[index].key
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this.handleChange('canvas')
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console.log('item',item)
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console.log('opts',opts)
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console.log('index',index)
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return item.name;
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}
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});
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uChartsInstance[e.target.id].touchLegend(e);
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},
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// 处理传入的数据
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handleCarData(value) {
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let res = value.result
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let config = {
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Abundant:value.Abundant
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}
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this.drawCharts('fillDegree', res ,config)
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},
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drawCharts(id, data,config) {
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const ctx = uni.createCanvasContext(id, this);
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let _this = this
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let phoneInfo = uni.getStorageSync('phoneInfo')
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this.width = phoneInfo.screenWidth - 32
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uChartsInstance[id] = new uCharts({
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type: "ring",
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context: ctx,
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width: _this.width,
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height: 289,
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series: data.series,
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animation: false,
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rotate: false,
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rotateLock: false,
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background: "#FFFFFF",
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color: ["#1E80FF", "#00C2FF","#6B6FFF","#38C275","#F3BC1B","#ED6B5A","#FF9845","#74839D","#ACB9CD","#CAD0DA"],
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padding: [5, 5, 5, 5],
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dataLabel: false,
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enableScroll: false,
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title: {
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name:config.Abundant?'盈足':'不盈足',
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fontSize: 16,
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color: "#341D00"
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},
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legend: {
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show: true,
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position: "right",
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lineHeight: 25,
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float: 'center'
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},
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extra: {
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ring: {
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ringWidth: 20,
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activeOpacity: 0.5,
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activeRadius: 10,
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offsetAngle: -45,
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labelWidth: 15,
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border: false,
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borderWidth: 3,
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borderColor: "#FFFFFF"
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}
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}
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});
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setTimeout( ()=>{
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// this.canvasToTempImage('fillDegree')
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},2000)
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},
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canvasToTempImage(id){
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uni.canvasToTempFilePath({
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canvasId:id,
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complete:(res)=>{
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if (res.tempFilePath){
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uni.getFileSystemManager().readFile({
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filePath: res.tempFilePath,
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encoding: 'base64',
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success: res => {
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let base64 = 'data:image/png;base64,' + res.data;
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this.fillDegreePath = base64
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}
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})
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}
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}
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},this)
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},
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}
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}
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</script>
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<style scoped lang="scss">
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.fillingDegree{
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width: 100%;
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margin-top: 12px;
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.item{
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width: 100%;
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height: 280px;
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.fillDegree{
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width: 100%;
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height: 100%;
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}
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}
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}
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</style>
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