index.js
2.83 KB
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
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
import React, { Component } from 'react';
import G2 from 'g2';
import Slider from 'g2-plugin-slider';
import styles from './index.less';
class TimelineChart extends Component {
componentDidMount() {
this.renderChart(this.props.data);
}
componentWillReceiveProps(nextProps) {
if (nextProps.data !== this.props.data) {
this.renderChart(nextProps.data);
}
}
componentWillUnmount() {
if (this.chart) {
this.chart.destroy();
}
if (this.slider) {
this.slider.destroy();
}
}
sliderId = `timeline-chart-slider-${Math.random() * 1000}`;
handleRef = (n) => {
this.node = n;
};
renderChart(data) {
const {
height = 400, margin = [60, 20, 40, 70], titleMap, borderWidth = 2, yUnit = '',
} = this.props;
if (!data || (data && data.length < 1)) {
return;
}
// clean
if (this.sliderId) {
// eslint-disable-next-line no-undef
document.getElementById(this.sliderId).innerHTML = '';
}
if (this.chart) {
this.chart.destroy();
}
if (this.slider) {
this.slider.destroy();
}
this.node.innerHTML = '';
const chart = new G2.Chart({
container: this.node,
forceFit: true,
height,
plotCfg: {
margin,
},
});
chart.axis('x', {
title: false,
});
chart.axis('y1', {
title: false,
});
chart.axis('y2', false);
chart.legend({
mode: false,
position: 'top',
marker: 'square',
});
let max;
if (data[0] && data[0].y1 && data[0].y2) {
max = Math.max(
data.sort((a, b) => b.y1 - a.y1)[0].y1,
data.sort((a, b) => b.y2 - a.y2)[0].y2,
);
}
chart.source(data, {
x: {
type: 'timeCat',
tickCount: 20,
mask: 'mm-dd',
range: [0, 1],
},
y1: {
alias: titleMap.y1,
max,
min: 0,
formatter: (val) => {
return `${val}${yUnit}`;
},
},
y2: {
alias: titleMap.y2,
max,
min: 0,
formatter: (val) => {
return `${val}${yUnit}`;
},
},
});
chart.line().position('x*y1').color('#1890FF').size(borderWidth);
chart.line().position('x*y2').color('#2FC25B').size(borderWidth);
this.chart = chart;
/* eslint new-cap:0 */
const slider = new Slider({
domId: this.sliderId,
height: 26,
xDim: 'x',
yDim: 'y1',
charts: [chart],
});
slider.render();
this.slider = slider;
}
render() {
const { height, title } = this.props;
return (
<div className={styles.timelineChart} style={{ height: height + 28 }}>
<div>
{ title && <h4>{title}</h4>}
<div ref={this.handleRef} />
<div id={this.sliderId} />
</div>
</div>
);
}
}
export default TimelineChart;