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[improvement] check event.cancelable before preventDefault
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@@ -1,5 +1,6 @@
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import { deepClone } from '../utils/deep-clone';
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import { use, isObj, range } from '../utils';
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import { preventDefault } from '../utils/event';
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const DEFAULT_DURATION = 200;
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const [sfc, bem] = use('picker-column');
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@@ -55,7 +56,7 @@ export default sfc({
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},
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onTouchMove(event) {
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event.preventDefault();
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preventDefault(event);
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const deltaY = event.touches[0].clientY - this.startY;
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this.offset = range(
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this.startOffset + deltaY,
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