# PinchGesture
**PinchGesture** is used to trigger a pinch gesture, which requires two to five fingers with a minimum 3 vp distance between the fingers.
> **NOTE**
>
> This gesture is supported since API version 7. Updates will be marked with a superscript to indicate their earliest API version.
## APIs
PinchGesture(value?: { fingers?: number, distance?: number })
**Parameters**
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| fingers | number | No| Minimum number of fingers to trigger a pinch. The value ranges from 2 to 5.
Default value: **2**|
| distance | number | No| Minimum recognition distance, in vp.
Default value: **3.0**|
## Events
| Name| Description|
| -------- | -------- |
| onActionStart(event:(event?: [GestureEvent](ts-gesture-settings.md)) => void) | Triggered when a pinch gesture is recognized.|
| onActionUpdate(event:(event?: [GestureEvent](ts-gesture-settings.md)) => void) | Triggered when the user moves the finger in a pinch gesture on the screen.|
| onActionEnd(event:(event?: [GestureEvent](ts-gesture-settings.md)) => void) | Triggered when the finger used for a pinch gesture is lift.|
| onActionCancel(event: () => void) | Triggered when a tap cancellation event is received after a pinch gesture is recognized.|
## Example
```ts
// xxx.ets
@Entry
@Component
struct PinchGestureExample {
@State scaleValue: number = 1
build() {
Flex({ direction: FlexDirection.Column, alignItems: ItemAlign.Center, justifyContent: FlexAlign.SpaceBetween }) {
Text('PinchGesture scale:' + this.scale)
}
.height(100).width(200).padding(20).border({ width: 1 }).margin(80)
.scale({ x: this.scaleValue, y: this.scaleValue, z: this.scaleValue })
.gesture(
PinchGesture()
.onActionStart((event: GestureEvent) => {
console.info('Pinch start')
})
.onActionUpdate((event: GestureEvent) => {
this.scaleValue = event.scale
})
.onActionEnd(() => {
console.info('Pinch end')
})
)
}
}
```
