Ionic3实现选项卡切换并重新加载echarts的方法?很多新手对此不是很清楚,为了帮助大家解决这个难题,下面小编将为大家详细讲解,有这方面需求的人可以来学习下,希望你能有所收获。
html文件
<ion-header>
<ion-navbar>
<ion-title>区域</ion-title>
</ion-navbar>
</ion-header>
<ion-content padding>
<ion-segment [(ngModel)]="choice" (ionChange)="segmentChanged($event)">
<ion-segment-button value="choice1">
省份增速排名
</ion-segment-button>
<ion-segment-button value="choice2">
市州增速排名
</ion-segment-button>
<ion-segment-button value="choice3">
全省走势
</ion-segment-button>
<ion-segment-button value="choice4">
市州占比
</ion-segment-button>
</ion-segment>
<div id="chartContainer" ></div>
</ion-content>
ts文件
import {Component} from '@angular/core';
import * as echarts from 'echarts';
@Component({
selector: 'page-data-area',
templateUrl: 'area.html'
})
export class DataAreaPage {
choice: string = "choice1";
ec: any = echarts;
chartContainer: any;
constructor() {
}
clickChart1() {
const chart1 = this.ec.init(this.chartContainer);
chart1.setOption({
series: {
type: 'pie',
data: [{
name: 'A',
value: 10
}, {
name: 'B',
value: 20
}, {
name: 'C',
value: 30
}, {
name: 'D',
value: 40
}]
}
}, true);
this.chartContainer.removeAttribute("_echarts_instance_");
}
clickChart2() {
const chart2 = this.ec.init(this.chartContainer);
chart2.setOption({
series: {
type: 'pie',
data: [{
name: 'A',
value: 10
}, {
name: 'B',
value: 20
}, {
name: 'C',
value: 30
}]
}
}, true);
this.chartContainer.removeAttribute("_echarts_instance_");
}
clickChart3() {
const chart3 = this.ec.init(this.chartContainer);
chart3.setOption({
series: {
type: 'pie',
data: [{
name: 'A',
value: 10
}, {
name: 'B',
value: 20
}, {
name: 'C',
value: 30
}, {
name: 'D',
value: 40
}, {
name: 'E',
value: 50
}]
}
}, true);
this.chartContainer.removeAttribute("_echarts_instance_");
}
clickChart4() {
const chart4 = this.ec.init(this.chartContainer);
chart4.setOption({
series: {
type: 'pie',
data: [{
name: 'A',
value: 10
}, {
name: 'B',
value: 20
}, {
name: 'C',
value: 30
}, {
name: 'D',
value: 40
}, {
name: 'E',
value: 50
}, {
name: 'F',
value: 60
}]
}
}, true);
this.chartContainer.removeAttribute("_echarts_instance_");
}
segmentChanged(e) {
if (e.value == "choice1") {
this.clickChart1();
} else if (e.value == "choice2") {
this.clickChart2();
} else if (e.value == "choice3") {
this.clickChart3();
} else if (e.value == "choice4") {
this.clickChart4();
}
}
ionViewDidEnter() {
this.chartContainer = document.getElementById('chartContainer');
this.clickChart1();
}
}
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