34 lines
773 B
JavaScript
34 lines
773 B
JavaScript
import GestureHandler from './GestureHandler';
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/**
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* The base class for **Rotation** and **Pinch** gesture handlers.
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*/
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class IndiscreteGestureHandler extends GestureHandler {
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get shouldEnableGestureOnSetup() {
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return false;
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}
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updateGestureConfig({ minPointers = 2, maxPointers = 2, ...props }) {
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return super.updateGestureConfig({
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minPointers,
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maxPointers,
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...props,
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});
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}
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isGestureEnabledForEvent(
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{ minPointers, maxPointers },
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recognizer,
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{ maxPointers: pointerLength }
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) {
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if (pointerLength > maxPointers) {
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return { failed: true };
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}
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const validPointerCount = pointerLength >= minPointers;
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return {
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success: validPointerCount,
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};
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}
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}
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export default IndiscreteGestureHandler;
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