15 lines
488 B
TypeScript
15 lines
488 B
TypeScript
export function isMouseEvent(event: MouseEvent | TouchEvent): event is MouseEvent {
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return 'clientX' in event
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}
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export function getEventPosition(event: MouseEvent | TouchEvent, bounds?: DOMRect) {
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const isMouseTriggered = isMouseEvent(event)
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const evtX = isMouseTriggered ? event.clientX : event.touches?.[0].clientX
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const evtY = isMouseTriggered ? event.clientY : event.touches?.[0].clientY
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return {
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x: evtX - (bounds?.left ?? 0),
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y: evtY - (bounds?.top ?? 0),
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}
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}
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