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added NaN check on pinch event (#476)

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Tony Li 2021-12-31 04:42:56 -05:00 committed by GitHub
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commit e7a2f5d6d4
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packages/tldraw/src/state/tools/BaseTool.ts
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@ -77,6 +77,7 @@ export abstract class BaseTool<T extends string = any> extends TDEventHandler {
onPinch: TLPinchEventHandler = (info, e) => { onPinch: TLPinchEventHandler = (info, e) => {
if (this.status !== 'pinching') return if (this.status !== 'pinching') return
if (isNaN(info.delta[0]) || isNaN(info.delta[1])) return
this.app.pinchZoom(info.point, info.delta, info.delta[2]) this.app.pinchZoom(info.point, info.delta, info.delta[2])
this.onPointerMove?.(info, e as unknown as React.PointerEvent) this.onPointerMove?.(info, e as unknown as React.PointerEvent)
} }