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site/docs/options/graphs/demos/flow-direction-graph/hover-activate-chain.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| import { FlowDirectionGraph, type FlowDirectionGraphOptions } from '@ant-design/graphs'; | ||
| import React from 'react'; | ||
|
|
||
| const blue = '#6395FA'; | ||
| const green = '#64DAAB'; | ||
| const gray = '#595959'; | ||
|
|
||
| const data = { | ||
| "nodes": [ | ||
| { "id": "-3", "data": { type: 'source', "title": "来源页面A" } }, | ||
| { "id": "-2", "data": { type: 'source', "title": "来源页面B" } }, | ||
| { "id": "-1", "data": { type: 'source', "title": "来源页面C" } }, | ||
| { "id": "0", "data": { type: 'activity', "title": "活动页面" } }, | ||
| { "id": "1", "data": { type: 'destination', "title": "去向页面A", } }, | ||
| { "id": "2", "data": { type: 'destination', "title": "去向页面B", } }, | ||
| { "id": "3", "data": { type: 'destination', "title": "去向页面C", } }, | ||
| { "id": "4", "data": { type: 'destination', "title": "去向页面D", } }, | ||
| ], | ||
| "edges": [ | ||
| { "source": "-3", "target": "0", data: { type: 'in', value: 40 } }, | ||
| { "source": "-2", "target": "0", data: { type: 'in', value: 35 } }, | ||
| { "source": "-1", "target": "0", data: { type: 'in', value: 25 } }, | ||
| { "source": "0", "target": "1", data: { type: 'out', value: 22 } }, | ||
| { "source": "0", "target": "2", data: { type: 'out', value: 18 } }, | ||
| { "source": "0", "target": "3", data: { type: 'out', value: 32 } }, | ||
| { "source": "0", "target": "4", data: { type: 'out', value: 38 } }, | ||
| ] | ||
| } | ||
|
|
||
| const hexToRgba = (hex: string, alpha: number): string => { | ||
| hex = hex.replace('#', ''); | ||
| if (hex.length === 3) { | ||
| hex = hex.split('').map(char => char + char).join(''); | ||
| } | ||
| const r = parseInt(hex.substring(0, 2), 16); | ||
| const g = parseInt(hex.substring(2, 4), 16); | ||
| const b = parseInt(hex.substring(4, 6), 16); | ||
| return `rgba(${r}, ${g}, ${b}, ${alpha})`; | ||
| }; | ||
|
|
||
| const CustomNode = ({ text, isActive, color }: { text: string, isActive: boolean, color: string }) => { | ||
| const style = { | ||
| height: 'inherit', | ||
| width: 'inherit', | ||
| display: 'flex', | ||
| justifyContent: 'center', | ||
| alignItems: 'center', | ||
| borderRadius: '4px', | ||
| backgroundColor: hexToRgba(color, isActive ? 1 : 0.2), | ||
| color: isActive ? '#fff' : '#000', | ||
| }; | ||
|
|
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| return <div style={style}>{text}</div> | ||
| } | ||
|
|
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| export default () => { | ||
| const options: FlowDirectionGraphOptions = { | ||
| containerStyle: { height: '380px' }, | ||
| autoFit: 'view', | ||
| data, | ||
| node: { | ||
| style: { | ||
| component: (d) => { | ||
| const isActive = d.states?.includes('active'); | ||
| const color = d.data.type === 'source' ? blue : (d.data.type === 'destination' ? green : gray); | ||
| return <CustomNode text={d.data.title} isActive={isActive} color={color} /> | ||
| }, | ||
| size: [130, 58], | ||
| }, | ||
| }, | ||
| edge: { | ||
| style: { | ||
| stroke: (d) => | ||
| d.data.type === 'in' ? blue : green, | ||
| strokeOpacity: 0.2, | ||
| }, | ||
| state: { | ||
| active: { | ||
| halo: false, | ||
| strokeOpacity: 1, | ||
| } | ||
| } | ||
| }, | ||
| transforms: (transforms) => [ | ||
| ...transforms, | ||
| { | ||
| type: 'map-edge-line-width', | ||
| key: 'map-edge-line-width', | ||
| value: (d) => d.data.value, | ||
| minValue: 0, | ||
| maxValue: 100, | ||
| minLineWidth: 1, | ||
| maxLineWidth: 32, | ||
| }, | ||
| ], | ||
| behaviors: (behaviors) => [...behaviors, { | ||
| type: 'hover-activate-chain', | ||
| onHover: (e) => { | ||
| e.view.setCursor('pointer'); | ||
| }, | ||
| onHoverEnd: (e) => { | ||
| e.view.setCursor('default'); | ||
| } | ||
| }], | ||
| layout: { | ||
| type: 'antv-dagre', | ||
| nodesep: -3, | ||
| ranksep: 60, | ||
| }, | ||
| animation: false | ||
| }; | ||
|
|
||
| return <FlowDirectionGraph {...options} />; | ||
| }; |
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