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14 lines
407 B
14 lines
407 B
import sourceEvent from "./sourceEvent"; |
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import point from "./point"; |
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export default function(node, touches, identifier) { |
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if (arguments.length < 3) identifier = touches, touches = sourceEvent().changedTouches; |
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for (var i = 0, n = touches ? touches.length : 0, touch; i < n; ++i) { |
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if ((touch = touches[i]).identifier === identifier) { |
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return point(node, touch); |
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} |
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} |
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return null; |
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}
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