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public
static
interface
AccessibilityService.MagnificationController.OnMagnificationChangedListener
| android.accessibilityservice.AccessibilityService.MagnificationController.OnMagnificationChangedListener |
Listener for changes in the state of magnification.
Public methods | |
|---|---|
abstract
void
|
onMagnificationChanged(AccessibilityService.MagnificationController controller, Region region, float scale, float centerX, float centerY)
Called when the magnified region, scale, or center changes. |
public abstract void onMagnificationChanged (AccessibilityService.MagnificationController controller, Region region, float scale, float centerX, float centerY)
Called when the magnified region, scale, or center changes.
| Parameters | |
|---|---|
controller |
AccessibilityService.MagnificationController: the magnification controller
This value cannot be null. |
region |
Region: the magnification region
This value cannot be null. |
scale |
float: the new scale |
centerX |
float: the new X coordinate, in unscaled coordinates, around which
magnification is focused |
centerY |
float: the new Y coordinate, in unscaled coordinates, around which
magnification is focused |