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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| import { Gauge } from '@antv/g2plot'; | ||
|
|
||
| const ticks = [0, 1 / 3, 2 / 3, 1]; | ||
| const color = ['#F4664A', '#FAAD14', '#30BF78']; | ||
| const gauge = new Gauge('container', { | ||
| percent: 0, | ||
| innerRadius: 0.75, | ||
| type: 'meter', | ||
| // 自定义 meter 总步数 以及 step 占比 | ||
| meter: { | ||
| steps: 50, | ||
| stepRatio: 0.6, | ||
| }, | ||
| range: { | ||
| ticks: [0, 1], | ||
| color: ['l(0) 0:#F4664A 0.5:#FAAD14 1:#30BF78'], | ||
| }, | ||
| indicator: { | ||
| pointer: { | ||
| style: { | ||
| stroke: '#D0D0D0', | ||
| }, | ||
| }, | ||
| pin: { | ||
| style: { | ||
| stroke: '#D0D0D0', | ||
| }, | ||
| }, | ||
| }, | ||
| statistic: { | ||
| title: { | ||
| formatter: ({ percent }) => { | ||
| if (percent < ticks[1]) { | ||
| return '差'; | ||
| } | ||
| if (percent < ticks[2]) { | ||
| return '中'; | ||
| } | ||
| return '优'; | ||
| }, | ||
| style: ({ percent }) => { | ||
| return { | ||
| fontSize: '36px', | ||
| lineHeight: 1, | ||
| color: percent < ticks[1] ? color[0] : percent < ticks[2] ? color[1] : color[2], | ||
| }; | ||
| }, | ||
| }, | ||
| content: { | ||
| offsetY: 36, | ||
| style: { | ||
| fontSize: '24px', | ||
| color: '#4B535E', | ||
| }, | ||
| formatter: () => '系统表现', | ||
| }, | ||
| }, | ||
| }); | ||
|
|
||
| gauge.render(); | ||
| let data = 0.7; | ||
| const interval = setInterval(() => { | ||
| if (data >= 1.5) { | ||
| clearInterval(interval); | ||
| } | ||
| data += 0.005; | ||
| gauge.changeData(data > 1 ? data - 1 : data); | ||
| }, 100); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| import { Gauge } from '@antv/g2plot'; | ||
|
|
||
| const gauge = new Gauge('container', { | ||
| percent: 0.75, | ||
| type: 'meter', | ||
| innerRadius: 0.75, | ||
| range: { | ||
| ticks: [0, 1 / 3, 2 / 3, 1], | ||
| color: ['#F4664A', '#FAAD14', '#30BF78'], | ||
| }, | ||
| indicator: { | ||
| pointer: { | ||
| style: { | ||
| stroke: '#D0D0D0', | ||
| }, | ||
| }, | ||
| pin: { | ||
| style: { | ||
| stroke: '#D0D0D0', | ||
| }, | ||
| }, | ||
| }, | ||
| statistic: { | ||
| content: { | ||
| style: { | ||
| fontSize: '36px', | ||
| lineHeight: '36px', | ||
| }, | ||
| }, | ||
| }, | ||
| }); | ||
|
|
||
| gauge.render(); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| import { registerShape, Types, Util } from '@antv/g2'; | ||
| import { getSectorPath } from '@antv/g2/lib/util/graphics'; | ||
|
|
||
| // 自定义Shape 部分 | ||
| registerShape('interval', 'meter-gauge', { | ||
| draw(cfg: Types.ShapeInfo, container) { | ||
| // 使用 customInfo 传递参数 | ||
| const { steps: STEP = 50, stepRatio = 0.5 } = cfg.customInfo; | ||
|
|
||
| const total = this.coordinate.endAngle - this.coordinate.startAngle; | ||
| let interval = total / STEP; | ||
| let gap = 0; | ||
|
|
||
| /** | ||
| * 1: interval : gap = stepRatio : (1 - stepRatio) | ||
| * 2: interval * STEP + stepRatio * (STEP - 1) = total | ||
| */ | ||
| if (stepRatio >= 0 && stepRatio < 1) { | ||
| interval = total / (((1 - stepRatio) / stepRatio) * (STEP - 1) + STEP); | ||
| gap = (interval * (1 - stepRatio)) / stepRatio; | ||
| } | ||
|
|
||
| const group = container.addGroup(); | ||
| // 绘制 gap | ||
| if (gap > 0) { | ||
| const center = this.coordinate.getCenter(); | ||
| const radius = this.coordinate.getRadius(); | ||
| const { startAngle, endAngle } = Util.getAngle(cfg, this.coordinate); | ||
| for (let i = startAngle, j = 0; i < endAngle; j++) { | ||
| if (j % 2) { | ||
| const path = getSectorPath( | ||
| center.x, | ||
| center.y, | ||
| radius, | ||
| i, | ||
| Math.min(i + gap, endAngle), | ||
| radius * this.coordinate.innerRadius | ||
| ); | ||
| group.addShape('path', { | ||
| name: 'meter-gauge-mask', | ||
| attrs: { | ||
| path, | ||
| fill: cfg.color, | ||
| stroke: cfg.color, | ||
| lineWidth: 0.5, | ||
| }, | ||
| // mask 不需要捕捉事件 | ||
| capture: false, | ||
| }); | ||
|
|
||
| i += gap; | ||
| } else { | ||
| i += interval; | ||
| } | ||
| } | ||
| } | ||
|
|
||
| return group; | ||
| }, | ||
| }); |
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