Focus Gestures
Defined under the namespace Scandit.Datacapture.Core.Ui
- FocusGesture
interface FocusGestureAdded in version 6.7.0
Common interface for all the focus gestures.
- triggerFocus(point)
triggerFocus(point: PointWithUnit): Promise<
void>Added in version 8.3.0
Triggers a focus as if the focus gesture was performed.
- addListener(listener)
addListener(listener: FocusGestureListener):
voidAdded in version 8.3.0
Adds the listener to this gesture.
In case the same listener is already observing this instance, calling this method will not add the listener again.
- removeListener(listener)
removeListener(listener: FocusGestureListener):
voidAdded in version 8.3.0
Removes a previously added listener from this gesture.
In case the listener is not currently observing this instance, calling this method has no effect.
- TapToFocus
class TapToFocus : FocusGesture
Added in version 6.7.0
Tap to focus gesture.
- constructor()
constructor()Added in version 6.7.0
Constructs a new TapToFocus instance. The focus strategy can be changed in the CameraSettings through focusGestureStrategy.
- triggerFocus(point)
triggerFocus(point: PointWithUnit): Promise<
void>Added in version 8.3.0
Implemented from FocusGesture. See FocusGesture.triggerFocus().
- addListener(listener)
addListener(listener: FocusGestureListener):
voidAdded in version 8.3.0
Implemented from FocusGesture. See FocusGesture.addListener().
- removeListener(listener)
removeListener(listener: FocusGestureListener):
voidAdded in version 8.3.0
Implemented from FocusGesture. See FocusGesture.removeListener().