|
1 | | -# Studio Flow Editor |
| 1 | +# Studio Flow Editor |
| 2 | + |
| 3 | +一个基于 ReactFlow 的流程图编辑器组件,提供图形化编辑、节点管理、边连接等功能。 |
| 4 | + |
| 5 | +## 特性 |
| 6 | + |
| 7 | +- 🎨 基于 ReactFlow 的流程图编辑器 |
| 8 | +- 📦 支持节点和边的增删改查 |
| 9 | +- 🖱️ 支持拖拽、缩放、平移等交互 |
| 10 | +- 🎯 支持自定义节点和边的样式 |
| 11 | +- 🔄 支持数据导入导出 |
| 12 | +- 🎮 提供丰富的工具函数和 hooks |
| 13 | + |
| 14 | +## 安装 |
| 15 | + |
| 16 | +```bash |
| 17 | +npm install @graphscope/studio-flow-editor |
| 18 | +# 或 |
| 19 | +yarn add @graphscope/studio-flow-editor |
| 20 | +``` |
| 21 | + |
| 22 | +## 快速开始 |
| 23 | + |
| 24 | +```tsx |
| 25 | +import { GraphEditor, GraphProvider } from '@graphscope/studio-flow-editor'; |
| 26 | + |
| 27 | +function App() { |
| 28 | + return ( |
| 29 | + <GraphProvider> |
| 30 | + <GraphEditor/> |
| 31 | + </GraphProvider> |
| 32 | + ); |
| 33 | +} |
| 34 | +``` |
| 35 | + |
| 36 | +## 组件 |
| 37 | + |
| 38 | +### GraphEditor |
| 39 | + |
| 40 | +流程图编辑器主组件。 |
| 41 | + |
| 42 | +```tsx |
| 43 | +<GraphEditor/> |
| 44 | +``` |
| 45 | + |
| 46 | +#### Props |
| 47 | + |
| 48 | + |
| 49 | +| 参数 | 类型 | 说明 | |
| 50 | +| -------------- | --------------- | ------------------------------------------ | |
| 51 | +| children | React.ReactNode | 可以在 ReactFlow 内部添加自定义子组件 | |
| 52 | +| showBackground | boolean | 可以在 ReactFlow 是否显示背景,默认为 true | |
| 53 | +| showMinimap | boolean | 是否显示迷你地图,默认为 true | |
| 54 | +| showDefaultBtn | boolean | 是否显示默认按钮控制器,默认为 true | |
| 55 | + |
| 56 | +### 按钮组件 |
| 57 | + |
| 58 | +#### AddNode |
| 59 | + |
| 60 | +添加节点按钮。 |
| 61 | + |
| 62 | +```tsx |
| 63 | +import { AddNode } from '@graphscope/studio-flow-editor'; |
| 64 | + |
| 65 | +<AddNode /> |
| 66 | +``` |
| 67 | + |
| 68 | +#### ClearCanvas |
| 69 | + |
| 70 | +清空画布按钮。 |
| 71 | + |
| 72 | +```tsx |
| 73 | +import { ClearCanvas } from '@graphscope/studio-flow-editor'; |
| 74 | + |
| 75 | +<ClearCanvas /> |
| 76 | +``` |
| 77 | + |
| 78 | +#### ExportSvg |
| 79 | + |
| 80 | +导出 SVG 按钮。 |
| 81 | + |
| 82 | +```tsx |
| 83 | +import { ExportSvg } from '@graphscope/studio-flow-editor'; |
| 84 | + |
| 85 | +<ExportSvg /> |
| 86 | +``` |
| 87 | + |
| 88 | +## Hooks |
| 89 | + |
| 90 | +### useGraphStore |
| 91 | + |
| 92 | +状态管理 hook。 |
| 93 | + |
| 94 | +```tsx |
| 95 | +import { useGraphStore } from '@graphscope/studio-flow-editor'; |
| 96 | + |
| 97 | +const { store, updateStore } = useGraphStore(); |
| 98 | +``` |
| 99 | + |
| 100 | +### useClearCanvas |
| 101 | + |
| 102 | +清空画布 hook。 |
| 103 | + |
| 104 | +```tsx |
| 105 | +import { useClearCanvas } from '@graphscope/studio-flow-editor'; |
| 106 | + |
| 107 | +const { clearCanvas } = useClearCanvas(); |
| 108 | +``` |
| 109 | + |
| 110 | +### useAddNode |
| 111 | + |
| 112 | +添加节点 hook。 |
| 113 | + |
| 114 | +```tsx |
| 115 | +import { useAddNode } from '@graphscope/studio-flow-editor'; |
| 116 | + |
| 117 | +const { addNode } = useAddNode(); |
| 118 | +``` |
| 119 | + |
| 120 | +### useExportSvg |
| 121 | + |
| 122 | +导出 SVG hook。 |
| 123 | + |
| 124 | +```tsx |
| 125 | +import { useExportSvg } from '@graphscope/studio-flow-editor'; |
| 126 | + |
| 127 | +const { exportSvg } = useExportSvg(); |
| 128 | +``` |
| 129 | + |
| 130 | +## 工具函数 |
| 131 | + |
| 132 | +### 布局工具 |
| 133 | + |
| 134 | +```typescript |
| 135 | +import { getBBox } from '@graphscope/studio-flow-editor'; |
| 136 | + |
| 137 | +// 获取节点边界框 |
| 138 | +const bbox = getBBox(nodes); |
| 139 | +``` |
| 140 | + |
| 141 | +### 标签工具 |
| 142 | + |
| 143 | +```typescript |
| 144 | +import { createNodeLabel, createEdgeLabel } from '@graphscope/studio-flow-editor'; |
| 145 | + |
| 146 | +// 创建节点标签 |
| 147 | +const nodeLabel = createNodeLabel(); |
| 148 | + |
| 149 | +// 创建边标签 |
| 150 | +const edgeLabel = createEdgeLabel(); |
| 151 | +``` |
| 152 | + |
| 153 | +### 数据处理 |
| 154 | + |
| 155 | +```typescript |
| 156 | +import { fakeSnapshot } from '@graphscope/studio-flow-editor'; |
| 157 | + |
| 158 | +// 创建数据快照 |
| 159 | +const snapshot = fakeSnapshot(data); |
| 160 | + |
| 161 | + |
| 162 | +## 类型定义 |
| 163 | + |
| 164 | +```typescript |
| 165 | +import { ISchemaNode, ISchemaEdge } from '@graphscope/studio-flow-editor'; |
| 166 | +
|
| 167 | +// 节点类型 |
| 168 | +const node: ISchemaNode = { |
| 169 | + id: '1', |
| 170 | + type: 'default', |
| 171 | + position: { x: 0, y: 0 }, |
| 172 | + data: { label: 'Node 1' } |
| 173 | +}; |
| 174 | +
|
| 175 | +// 边类型 |
| 176 | +const edge: ISchemaEdge = { |
| 177 | + id: 'e1-2', |
| 178 | + source: '1', |
| 179 | + target: '2', |
| 180 | + data: { label: 'Edge 1-2' } |
| 181 | +}; |
| 182 | +``` |
| 183 | + |
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