ZoomGestureDetector.ZoomEvent.End
public final class ZoomGestureDetector.ZoomEvent.End extends ZoomGestureDetector.ZoomEvent
| java.lang.Object | ||
| ↳ | androidx.camera.viewfinder.core.ZoomGestureDetector.ZoomEvent | |
| ↳ | androidx.camera.viewfinder.core.ZoomGestureDetector.ZoomEvent.End | |
The end of a zoom gesture. Reported by existing pointers going up.
Summary
Public constructors |
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Public methods |
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final float |
The scaling factor from the previous zoom event to the current event. |
Inherited methods |
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Public constructors
End
public End(
@IntRange(from = 0) long eventTime,
@Px @IntRange(from = 0) int focusX,
@Px @IntRange(from = 0) int focusY,
@FloatRange(from = 0.0, fromInclusive = false) float incrementalScaleFactor
)
| Parameters | |
|---|---|
@IntRange(from = 0) long eventTime |
The event time in milliseconds of the current event being processed, in |
@Px @IntRange(from = 0) int focusX |
The X coordinate of the current gesture's focal point in pixels. |
@Px @IntRange(from = 0) int focusY |
The Y coordinate of the current gesture's focal point in pixels. |
@FloatRange(from = 0.0, fromInclusive = false) float incrementalScaleFactor |
The scaling factor from the previous zoom event to the current event. The value will be less than |
Public methods
getIncrementalScaleFactor
public final float getIncrementalScaleFactor()
The scaling factor from the previous zoom event to the current event. The value will be less than 1.0 when zooming out (larger FOV) and will be larger than 1.0 when zooming in (narrower FOV).