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import { Component, OnInit, Input } from '@angular/core';
import { SimpleChanges } from '@angular/core/src/metadata/lifecycle_hooks';
@Component({
selector: 'app-line',
templateUrl: './line.component.html',
styleUrls: ['./line.component.less']
})
export class LineComponent implements OnInit {
// 图形数据
@Input() chartData;
// 初始化数据
@Input() initData;
constructor() { }
ngOnInit() {
this.initOpts = {
renderer: 'canvas',
height: this.initData.height,
width: this.initData.width
};
this.lineOption ={
tooltip : this.initData.option.tooltip,
icon:'circle',
legend: this.initData.option.legend,
dataZoom: this.initData.option.dataZoom,
grid: {
left: '1%',
right: '3%',
top: '10%',
bottom: '10%',
containLabel: true
},
xAxis: {
axisTick: {
show: false,
},
axisLine:{
show: false
},
data: this.initData.option.xAxis.data
},
yAxis: {
axisTick: {
show: false,
},
axisLine:{
show: false
}
},
series : this.initData.option.series
}
}
ngOnChanges(changes:SimpleChanges){
// 当有实例的时候再执行，相当于第一次不执行下面方法
if(this.chartIntance){
this.chartDataChange()
}
}
// 初始化图形高度
initOpts:any;
// 折线图配置
lineOption:any;
// 实例对象
chartIntance:any;
// 数据变化
updateOption:any;
chartDataChange(){
this.updateOption = this.chartData;
}
chartInit(chart){
this.chartIntance = chart;
}
}
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