{
  "version": 3,
  "sources": ["../../../../../src/lib/tools/ZoomTool/children/ZoomBrushing.ts"],
  "sourcesContent": ["import { Box2d, StateNode, TLEventHandlers, TLPointerEventInfo } from '@tldraw/editor'\n\nexport class ZoomBrushing extends StateNode {\n\tstatic override id = 'zoom_brushing'\n\n\tinfo = {} as TLPointerEventInfo & { onInteractionEnd?: string }\n\n\tzoomBrush = new Box2d()\n\n\toverride onEnter = (info: TLPointerEventInfo & { onInteractionEnd: string }) => {\n\t\tthis.info = info\n\t\tthis.update()\n\t}\n\n\toverride onExit = () => {\n\t\tthis.editor.updateInstanceState({ zoomBrush: null })\n\t}\n\n\toverride onPointerMove = () => {\n\t\tthis.update()\n\t}\n\n\toverride onPointerUp: TLEventHandlers['onPointerUp'] = () => {\n\t\tthis.complete()\n\t}\n\n\toverride onCancel: TLEventHandlers['onCancel'] = () => {\n\t\tthis.cancel()\n\t}\n\n\tprivate update() {\n\t\tconst {\n\t\t\tinputs: { originPagePoint, currentPagePoint },\n\t\t} = this.editor\n\n\t\tthis.zoomBrush.setTo(Box2d.FromPoints([originPagePoint, currentPagePoint]))\n\t\tthis.editor.updateInstanceState({ zoomBrush: this.zoomBrush.toJson() })\n\t}\n\n\tprivate cancel() {\n\t\tthis.parent.transition('idle', this.info)\n\t}\n\n\tprivate complete() {\n\t\tconst { zoomBrush } = this\n\t\tconst threshold = 8 / this.editor.zoomLevel\n\t\t// If the selected area is small then treat it as a click\n\t\tif (zoomBrush.width < threshold && zoomBrush.height < threshold) {\n\t\t\tconst point = this.editor.inputs.currentScreenPoint\n\t\t\tif (this.editor.inputs.altKey) {\n\t\t\t\tthis.editor.zoomOut(point, { duration: 220 })\n\t\t\t} else {\n\t\t\t\tthis.editor.zoomIn(point, { duration: 220 })\n\t\t\t}\n\t\t} else {\n\t\t\tconst zoomLevel = this.editor.inputs.altKey ? this.editor.zoomLevel / 2 : undefined\n\t\t\tthis.editor.zoomToBounds(zoomBrush, zoomLevel, { duration: 220 })\n\t\t}\n\n\t\tthis.parent.transition('idle', this.info)\n\t}\n}\n"],
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