ahyd_DIB/pages/revenue/component/yearCharts.vue
2023-11-21 18:31:56 +08:00

142 lines
3.3 KiB
Vue

<template>
<view style="width: 68rpx;height: 68rpx">
<image v-if="preferPath" style="width: 68rpx;height: 68rpx;" :src="preferPath"></image>
<canvas v-if="name" style="width: 68rpx;height: 68rpx;position:fixed;left: 100%" class="month" :canvas-id="name" id="month"/>
</view>
</template>
<script>
import uCharts from '@/components/u-charts.js';
var uChartsInstance = {};
export default {
name: "YearCharts",
data() {
return {
preferPath:'',
showImg:false,
hide:true
}
},
props: {
success: {
type: Number,
default: 0
},
name:{
type: String,
default: ''
}
},
watch: {
success: {
handler(value) {
this.hide = true
this.preferPath= ''
let success = Number(value) > 100 ? 100 : Number(value)
let error = Number(100 - value) < 0 ? 0 : Number(100 - value)
let res = {
series: [{
data: [{name: '已完成', value: success}, {name: '未完成', value: error}]
}]
}
if (value){
this.drawCharts(this.name, res)
}else{
let res = {
series: [{
data: [{name: '已完成', value: 0}, {name: '未完成', value: 100}]
}]
}
this.drawCharts(this.name, res)
}
},
immediate:true
},
preferPath:{
handler(value){
if (value){
this.showImg = true
}else{
this.showImg = false
}
},
immediate:true
}
},
methods: {
drawCharts(id, data) {
if (this.name){
const ctx = uni.createCanvasContext(id, this);
let _this = this
uChartsInstance[id] = new uCharts({
type: "ring",
context: ctx,
width: 34,
height: 34,
series: data.series,
animation: false,
rotate: false,
rotateLock: false,
background: "#FFFFFF",
color: ["#018ABD", "#CCE8F2"],
padding: [0,0,0,0],
dataLabel: false,
enableScroll: false,
legend: {
show: false,
position: "right",
lineHeight: 25
},
extra: {
ring: {
ringWidth: 4,
activeOpacity: 0.5,
activeRadius: 10,
offsetAngle: -90,
labelWidth: 0,
border: false,
borderWidth: 3,
customRadius: 17,
borderColor: "#FFFFFF"
}
}
});
setTimeout( ()=>{
this.canvasToTempImage(this.name)
},500)
}
},
canvasToTempImage(id){
uni.canvasToTempFilePath({
canvasId:id,
complete:(res)=>{
if (res.tempFilePath){
uni.getFileSystemManager().readFile({
filePath: res.tempFilePath,
encoding: 'base64',
success: res => {
let base64 = 'data:image/png;base64,' + res.data;
this.preferPath = base64
this.hide = false
}
})
}
}
},this)
},
}
}
</script>
<style lang="scss" scoped>
.main{
width: 68rpx;
height: 68rpx;
.month{
width: 68rpx;
height: 68rpx;
}
}
</style>