summaryrefslogtreecommitdiffstats
path: root/usecaseui-portal/src/app/components/charts/bar/bar.component.ts
blob: 38a2fc0d1bf21ce3a80009923b2156cf916432a7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
import { Component, OnInit, Input } from '@angular/core';
import { SimpleChanges } from '@angular/core/src/metadata/lifecycle_hooks';

@Component({
  selector: 'app-bar',
  templateUrl: './bar.component.html',
  styleUrls: ['./bar.component.less']
})
export class BarComponent implements OnInit {

  // 图形数据
  @Input() chartData;
  // 初始化数据
  @Input() initData;

  constructor() { }

  ngOnInit() {
    this.initOpts = {
      renderer: 'canvas',
      height: 200,
      width: 280,

    };
    this.barOption = {
      tooltip: this.initData.option.tooltip,
      grid: this.initData.option.grid,
      xAxis: this.initData.option.xAxis,
      yAxis:this.initData.option.yAxis,
      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
  barOption: any;
  // 实例对象
  chartIntance: any;
  // 数据变化
  updateOption: any;
  chartDataChange() {
    this.updateOption = this.chartData;
  }
  chartInit(chart) {
    this.chartIntance = chart;
  }

}