@@ -12,7 +12,7 @@ React Flow is a library for building node-based graphs. You can easily implement
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- [Options](#options-1)
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- [Node Types & Custom Nodes](#node-types--custom-nodes)
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- [Handle Component](#handle-component)
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- [Edges](#nodes)
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- [Edges](#edges)
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- [Options](#options)
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- [Edge Types & Custom Edges](#edge-types--custom-edges)
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- [Components](#components)
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@@ -1,5 +1,6 @@
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{
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"baseUrl": "http://localhost:3000",
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"viewportWidth": 1280,
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"viewportHeight": 720
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}
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"viewportHeight": 720,
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"video": false
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}
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@@ -18,7 +18,7 @@
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"build:example": "npm install && npm run build && cd example && npm install && npm run build",
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"cy:open": "cypress open",
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"cypress": "npm run dev:wait cy:open",
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"test:chrome": "cypress run --browser chrome",
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"test:chrome": "cypress run --browser chrome --headless",
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"test:firefox": "cypress run --browser firefox",
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"test:all": "npm run test:chrome && npm run test:firefox",
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"test": "npm run dev:wait test:chrome",
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@@ -74,4 +74,4 @@
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"files": [
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"dist"
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]
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}
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}
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@@ -95,8 +95,8 @@ const onDrag = ({ evt, setDragging, id, offset, transform, updateNodePos }: OnDr
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const dragEvt = getMouseEvent(evt);
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const scaledClient = {
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x: dragEvt.clientX * (1 / transform[2]),
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y: dragEvt.clientY * (1 / transform[2]),
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x: dragEvt.clientX / transform[2],
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y: dragEvt.clientY / transform[2],
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};
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setDragging(true);
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@@ -30,16 +30,16 @@ function getStartPositions(nodes: Node[]): StartPositions {
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export default () => {
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const [offset, setOffset] = useState<XYPosition>({ x: 0, y: 0 });
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const [startPositions, setStartPositions] = useState<StartPositions>({});
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const [tX, tY, tScale] = useStoreState((s) => s.transform);
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const selectedNodesBbox = useStoreState((s) => s.selectedNodesBbox);
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const selectedElements = useStoreState((s) => s.selectedElements);
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const snapToGrid = useStoreState((s) => s.snapToGrid);
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const snapGrid = useStoreState((s) => s.snapGrid);
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const nodes = useStoreState((s) => s.nodes);
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const updateNodePos = useStoreActions((a) => a.updateNodePos);
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const [tX, tY, tScale] = useStoreState((state) => state.transform);
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const selectedNodesBbox = useStoreState((state) => state.selectedNodesBbox);
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const selectedElements = useStoreState((state) => state.selectedElements);
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const snapToGrid = useStoreState((state) => state.snapToGrid);
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const snapGrid = useStoreState((state) => state.snapGrid);
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const nodes = useStoreState((state) => state.nodes);
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const updateNodePos = useStoreActions((actions) => actions.updateNodePos);
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const position = selectedNodesBbox;
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const grid = (snapToGrid ? snapGrid : [1, 1])! as [number, number];
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if (!selectedElements) {
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@@ -51,8 +51,8 @@ export default () => {
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x: evt.clientX / tScale,
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y: evt.clientY / tScale,
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};
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const offsetX: number = scaledClient.x - position.x - tX;
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const offsetY: number = scaledClient.y - position.y - tY;
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const offsetX: number = scaledClient.x - selectedNodesBbox.x - tX;
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const offsetY: number = scaledClient.y - selectedNodesBbox.y - tY;
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const selectedNodes = selectedElements
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? selectedElements
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.filter(isNode)
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@@ -76,8 +76,8 @@ export default () => {
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if (selectedElements) {
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selectedElements.filter(isNode).forEach((node) => {
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const pos: XYPosition = {
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x: startPositions[node.id].x + scaledClient.x - position.x - offset.x - tX,
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y: startPositions[node.id].y + scaledClient.y - position.y - offset.y - tY,
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x: startPositions[node.id].x + scaledClient.x - selectedNodesBbox.x - offset.x - tX,
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y: startPositions[node.id].y + scaledClient.y - selectedNodesBbox.y - offset.y - tY,
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};
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updateNodePos({ id: node.id, pos });
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@@ -155,9 +155,7 @@ function renderEdge(
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targetPosition
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);
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const isSelected = selectedElements
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? (selectedElements as Edge[]).some((elm) => isEdge(elm) && elm.source === sourceId && elm.target === targetId)
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: false;
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const isSelected = selectedElements ? selectedElements.some((elm) => isEdge(elm) && elm.id === edge.id) : false;
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return (
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<EdgeComponent
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@@ -112,7 +112,7 @@ const GraphView = ({
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const rendererNode = useRef<HTMLDivElement>(null);
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const d3Initialised = useStoreState((state) => state.d3Initialised);
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const nodesSelectionActive = useStoreState((state) => state.nodesSelectionActive);
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const setNodesSelection = useStoreActions((actions) => actions.setNodesSelection);
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const unsetNodesSelection = useStoreActions((actions) => actions.unsetNodesSelection);
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const setOnConnect = useStoreActions((actions) => actions.setOnConnect);
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const setOnConnectStart = useStoreActions((actions) => actions.setOnConnectStart);
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const setOnConnectStop = useStoreActions((actions) => actions.setOnConnectStop);
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@@ -127,7 +127,7 @@ const GraphView = ({
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const onZoomPaneClick = useCallback(() => {
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onPaneClick?.();
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setNodesSelection({ isActive: false });
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unsetNodesSelection();
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}, [onPaneClick]);
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useResizeHandler(rendererNode);
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@@ -11,10 +11,10 @@ interface HookParams {
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}
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export default ({ deleteKeyCode, onElementsRemove }: HookParams): void => {
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const selectedElements = useStoreState((s) => s.selectedElements);
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const edges = useStoreState((s) => s.edges);
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const selectedElements = useStoreState((state) => state.selectedElements);
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const edges = useStoreState((state) => state.edges);
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const setNodesSelection = useStoreActions((a) => a.setNodesSelection);
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const unsetNodesSelection = useStoreActions((actions) => actions.unsetNodesSelection);
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const deleteKeyPressed = useKeyPress(deleteKeyCode);
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useEffect(() => {
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@@ -29,7 +29,7 @@ export default ({ deleteKeyCode, onElementsRemove }: HookParams): void => {
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}
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onElementsRemove(elementsToRemove);
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setNodesSelection({ isActive: false });
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unsetNodesSelection();
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}
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}, [deleteKeyPressed]);
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};
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@@ -38,11 +38,6 @@ type NodeDimensionUpdate = {
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nodeElement: HTMLDivElement;
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};
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type SelectionUpdate = {
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isActive: boolean;
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selection?: SelectionRect;
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};
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type SetMinMaxZoom = {
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minZoom: number;
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maxZoom: number;
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@@ -72,7 +67,6 @@ export interface StoreModel {
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nodesSelectionActive: boolean;
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selectionActive: boolean;
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selection: SelectionRect | null;
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userSelectionRect: SelectionRect;
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@@ -105,7 +99,7 @@ export interface StoreModel {
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setSelection: Action<StoreModel, boolean>;
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setNodesSelection: Action<StoreModel, SelectionUpdate>;
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unsetNodesSelection: Action<StoreModel>;
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setSelectedElements: Action<StoreModel, Elements | Node | Edge>;
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@@ -159,7 +153,6 @@ export const storeModel: StoreModel = {
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nodesSelectionActive: false,
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selectionActive: false,
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selection: null,
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userSelectionRect: {
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startX: 0,
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@@ -198,7 +191,6 @@ export const storeModel: StoreModel = {
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}),
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updateNodeDimensions: action((state, { id, nodeElement }) => {
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const bounds = nodeElement.getBoundingClientRect();
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const dimensions = getDimensions(nodeElement);
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const matchingNode = state.nodes.find((n) => n.id === id);
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@@ -210,6 +202,7 @@ export const storeModel: StoreModel = {
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return;
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}
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const bounds = nodeElement.getBoundingClientRect();
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const handleBounds = {
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source: getHandleBounds('.source', nodeElement, bounds, state.transform[2]),
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target: getHandleBounds('.target', nodeElement, bounds, state.transform[2]),
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@@ -231,7 +224,6 @@ export const storeModel: StoreModel = {
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if (state.snapToGrid) {
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const [gridSizeX, gridSizeY] = state.snapGrid;
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position = {
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x: gridSizeX * Math.round(pos.x / gridSizeX),
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y: gridSizeY * Math.round(pos.y / gridSizeY),
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@@ -281,7 +273,6 @@ export const storeModel: StoreModel = {
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const nextSelectedElements = [...selectedNodes, ...selectedEdges];
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const selectedElementsUpdated = !isEqual(nextSelectedElements, state.selectedElements);
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state.selection = nextRect;
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state.userSelectionRect = nextRect;
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if (selectedElementsUpdated) {
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@@ -303,7 +294,6 @@ export const storeModel: StoreModel = {
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const selectedNodesBbox = getRectOfNodes(selectedNodes);
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state.selection = state.userSelectionRect;
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state.nodesSelectionActive = true;
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state.selectedNodesBbox = selectedNodesBbox;
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@@ -315,27 +305,9 @@ export const storeModel: StoreModel = {
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state.selectionActive = isActive;
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}),
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setNodesSelection: action((state, { isActive, selection }) => {
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if (!isActive || typeof selection === 'undefined') {
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state.nodesSelectionActive = false;
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state.selectedElements = null;
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return;
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}
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const selectedNodes = getNodesInside(state.nodes, selection, state.transform);
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if (!selectedNodes.length) {
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state.nodesSelectionActive = false;
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state.selectedElements = null;
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return;
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}
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const selectedNodesBbox = getRectOfNodes(selectedNodes);
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state.selection = selection;
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state.nodesSelectionActive = true;
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state.selectedNodesBbox = selectedNodesBbox;
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unsetNodesSelection: action((state) => {
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state.nodesSelectionActive = false;
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state.selectedElements = null;
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}),
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setSelectedElements: action((state, elements) => {
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@@ -424,19 +396,20 @@ export const storeModel: StoreModel = {
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fitView: action((state, payload = { padding: 0.1 }) => {
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const { padding } = payload;
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const { nodes, width, height, d3Selection, d3Zoom } = state;
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const { nodes, width, height, d3Selection, minZoom, maxZoom } = state;
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if (!d3Selection || !d3Zoom || !nodes.length) {
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if (!d3Selection || !nodes.length) {
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return;
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}
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||||
const bounds = getRectOfNodes(nodes);
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const maxBoundsSize = Math.max(bounds.width, bounds.height);
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const k = Math.min(width, height) / (maxBoundsSize + maxBoundsSize * padding);
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const zoom = Math.min(width, height) / (maxBoundsSize + maxBoundsSize * padding);
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const clampedZoom = clamp(zoom, minZoom, maxZoom);
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const boundsCenterX = bounds.x + bounds.width / 2;
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const boundsCenterY = bounds.y + bounds.height / 2;
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const transform = [width / 2 - boundsCenterX * k, height / 2 - boundsCenterY * k];
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const fittedTransform = zoomIdentity.translate(transform[0], transform[1]).scale(k);
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||||
const transform = [width / 2 - boundsCenterX * clampedZoom, height / 2 - boundsCenterY * clampedZoom];
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||||
const fittedTransform = zoomIdentity.translate(transform[0], transform[1]).scale(clampedZoom);
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||||
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||||
// we need to sync the d3 zoom transform with the fitted transform
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||||
d3Selection.property('__zoom', fittedTransform);
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Reference in New Issue
Block a user