chore(examples): add old api examples

2021-10-20 10:23:09 +02:00
parent 1525af39cf
commit f957462eb6
50 changed files with 3122 additions and 10 deletions
@@ -0,0 +1,19 @@
+import React, { memo, FC, CSSProperties } from 'react';
+
+import { Handle, Position, NodeProps } from 'react-flow-renderer';
+
+const nodeStyles: CSSProperties = { padding: '10px 15px', border: '1px solid #ddd' };
+
+const CustomNode: FC<NodeProps> = ({ id }) => {
+  return (
+    <div style={nodeStyles}>
+      <div>node {id}</div>
+      <Handle type="source" id="left" position={Position.Left} />
+      <Handle type="source" id="right" position={Position.Right} />
+      <Handle type="source" id="top" position={Position.Top} />
+      <Handle type="source" id="bottom" position={Position.Bottom} />
+    </div>
+  );
+};
+
+export default memo(CustomNode);
@@ -0,0 +1,221 @@
+import React, { useState, useCallback } from 'react';
+
+import ReactFlow, {
+  NodeTypesType,
+  addEdge,
+  useZoomPanHelper,
+  ReactFlowProvider,
+  Elements,
+  Connection,
+  Edge,
+  ElementId,
+  ConnectionLineType,
+  ConnectionMode,
+  updateEdge,
+  ArrowHeadType,
+} from 'react-flow-renderer';
+import CustomNode from './CustomNode';
+
+const initialElements: Elements = [
+  {
+    id: '00',
+    type: 'custom',
+    position: { x: 300, y: 250 },
+  },
+  {
+    id: '01',
+    type: 'custom',
+    position: { x: 100, y: 50 },
+  },
+  {
+    id: '02',
+    type: 'custom',
+    position: { x: 500, y: 50 },
+  },
+  {
+    id: '03',
+    type: 'custom',
+    position: { x: 500, y: 500 },
+  },
+  {
+    id: '04',
+    type: 'custom',
+    position: { x: 100, y: 500 },
+  },
+  {
+    id: '10',
+    type: 'custom',
+    position: { x: 300, y: 5 },
+  },
+  {
+    id: '20',
+    type: 'custom',
+    position: { x: 600, y: 250 },
+  },
+  {
+    id: '30',
+    type: 'custom',
+    position: { x: 300, y: 600 },
+  },
+  {
+    id: '40',
+    type: 'custom',
+    position: { x: 5, y: 250 },
+  },
+  {
+    id: 'e0-1a',
+    source: '00',
+    target: '01',
+    sourceHandle: 'left',
+    targetHandle: 'bottom',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-1b',
+    source: '00',
+    target: '01',
+    sourceHandle: 'top',
+    targetHandle: 'right',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-2a',
+    source: '00',
+    target: '02',
+    sourceHandle: 'top',
+    targetHandle: 'left',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-2b',
+    source: '00',
+    target: '02',
+    sourceHandle: 'right',
+    targetHandle: 'bottom',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-3a',
+    source: '00',
+    target: '03',
+    sourceHandle: 'right',
+    targetHandle: 'top',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-3b',
+    source: '00',
+    target: '03',
+    sourceHandle: 'bottom',
+    targetHandle: 'left',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-4a',
+    source: '00',
+    target: '04',
+    sourceHandle: 'bottom',
+    targetHandle: 'right',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-4b',
+    source: '00',
+    target: '04',
+    sourceHandle: 'left',
+    targetHandle: 'top',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-10',
+    source: '00',
+    target: '10',
+    sourceHandle: 'top',
+    targetHandle: 'bottom',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-20',
+    source: '00',
+    target: '20',
+    sourceHandle: 'right',
+    targetHandle: 'left',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-30',
+    source: '00',
+    target: '30',
+    sourceHandle: 'bottom',
+    targetHandle: 'top',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+  {
+    id: 'e0-40',
+    source: '00',
+    target: '40',
+    sourceHandle: 'left',
+    targetHandle: 'right',
+    type: 'smoothstep',
+    arrowHeadType: ArrowHeadType.Arrow,
+  },
+];
+
+const nodeTypes: NodeTypesType = {
+  custom: CustomNode,
+};
+
+let id = 4;
+const getId = (): ElementId => `${id++}`;
+
+const UpdateNodeInternalsFlow = () => {
+  const [elements, setElements] = useState<Elements>(initialElements);
+  const onConnect = (params: Connection | Edge) =>
+    setElements((els) => addEdge({ ...params, type: 'smoothstep' }, els));
+  const { project } = useZoomPanHelper();
+  const onEdgeUpdate = (oldEdge: Edge, newConnection: Connection) =>
+    setElements((els) => updateEdge(oldEdge, newConnection, els));
+
+  const onPaneClick = useCallback(
+    (evt) =>
+      setElements((els) =>
+        els.concat({
+          id: getId(),
+          position: project({ x: evt.clientX, y: evt.clientY - 40 }),
+          type: 'custom',
+        })
+      ),
+    [project]
+  );
+
+  return (
+    <ReactFlow
+      elements={elements}
+      nodeTypes={nodeTypes}
+      onConnect={onConnect}
+      onPaneClick={onPaneClick}
+      connectionLineType={ConnectionLineType.SmoothStep}
+      connectionMode={ConnectionMode.Loose}
+      onEdgeUpdate={onEdgeUpdate}
+    />
+  );
+};
+
+const WrappedFlow = () => (
+  <ReactFlowProvider>
+    <UpdateNodeInternalsFlow />
+  </ReactFlowProvider>
+);
+
+export default WrappedFlow;