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5 changes: 5 additions & 0 deletions index.d.ts
Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,11 @@ declare interface Props {
* HTML attribute class
*/
className?: string

/**
* Optional Drag Handle Ref
*/
dragHandleRef?: React.Ref<API>
}

declare const TinderCard: React.FC<Props>
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20 changes: 12 additions & 8 deletions index.js
Original file line number Diff line number Diff line change
Expand Up @@ -142,12 +142,16 @@ const mouseCoordinatesFromEvent = (e) => {
return { x: e.clientX, y: e.clientY }
}

const TinderCard = React.forwardRef(({ flickOnSwipe = true, children, onSwipe, onCardLeftScreen, className, preventSwipe = [], swipeRequirementType = 'velocity', swipeThreshold = settings.swipeThreshold, onSwipeRequirementFulfilled, onSwipeRequirementUnfulfilled }, ref) => {
const TinderCard = React.forwardRef(({ flickOnSwipe = true, children, onSwipe, onCardLeftScreen, className, preventSwipe = [], swipeRequirementType = 'velocity', swipeThreshold = settings.swipeThreshold, onSwipeRequirementFulfilled, onSwipeRequirementUnfulfilled, dragHandleRef = null }, ref) => {
settings.swipeThreshold = swipeThreshold
const swipeAlreadyReleased = React.useRef(false)

const element = React.useRef()

if (!dragHandleRef) {
dragHandleRef = element
}

React.useImperativeHandle(ref, () => ({
async swipe (dir = 'right') {
if (onSwipe) onSwipe(dir)
Expand Down Expand Up @@ -208,13 +212,13 @@ const TinderCard = React.forwardRef(({ flickOnSwipe = true, children, onSwipe, o
let mouseIsClicked = false
let swipeThresholdFulfilledDirection = 'none'

element.current.addEventListener(('touchstart'), (ev) => {
dragHandleRef.current.addEventListener(('touchstart'), (ev) => {
ev.preventDefault()
handleSwipeStart()
offset = { x: -touchCoordinatesFromEvent(ev).x, y: -touchCoordinatesFromEvent(ev).y }
})

element.current.addEventListener(('mousedown'), (ev) => {
dragHandleRef.current.addEventListener(('mousedown'), (ev) => {
ev.preventDefault()
mouseIsClicked = true
handleSwipeStart()
Expand All @@ -241,32 +245,32 @@ const TinderCard = React.forwardRef(({ flickOnSwipe = true, children, onSwipe, o
lastLocation = newLocation
}

element.current.addEventListener(('touchmove'), (ev) => {
dragHandleRef.current.addEventListener(('touchmove'), (ev) => {
ev.preventDefault()
handleMove(touchCoordinatesFromEvent(ev))
})

element.current.addEventListener(('mousemove'), (ev) => {
dragHandleRef.current.addEventListener(('mousemove'), (ev) => {
ev.preventDefault()
if (mouseIsClicked) {
handleMove(mouseCoordinatesFromEvent(ev))
}
})

element.current.addEventListener(('touchend'), (ev) => {
dragHandleRef.current.addEventListener(('touchend'), (ev) => {
ev.preventDefault()
handleSwipeReleased(element.current, speed)
})

element.current.addEventListener(('mouseup'), (ev) => {
dragHandleRef.current.addEventListener(('mouseup'), (ev) => {
if (mouseIsClicked) {
ev.preventDefault()
mouseIsClicked = false
handleSwipeReleased(element.current, speed)
}
})

element.current.addEventListener(('mouseleave'), (ev) => {
dragHandleRef.current.addEventListener(('mouseleave'), (ev) => {
if (mouseIsClicked) {
ev.preventDefault()
mouseIsClicked = false
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7 changes: 7 additions & 0 deletions readme.md
Original file line number Diff line number Diff line change
Expand Up @@ -129,6 +129,13 @@ Callback that will be executed when a `TinderCard` has unfulfilled the requireme

HTML attribute class

### `dragHandleRef`

- optional
- type: `React.Ref<API>`

React Ref to a Drag Handle

## API

### `swipe([dir])`
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