bool global::Android.Views.View.IOnTouchListener.OnTouch(global::Android.Views.View v, MotionEvent e)
{
if (!_isEnabled)
{
return(true);
}
if (_inputTransparent)
{
return(false);
}
var handled = false;
if (_pinchGestureHandler.IsPinchSupported)
{
if (!_scaleDetector.IsValueCreated)
{
ScaleGestureDetectorCompat.SetQuickScaleEnabled(_scaleDetector.Value, true);
}
handled = _scaleDetector.Value.OnTouchEvent(e);
}
if (_gestureDetector.IsValueCreated && _gestureDetector.Value.Handle == IntPtr.Zero)
{
// This gesture detector has already been disposed, probably because it's on a cell which is going away
return(handled);
}
// It's very important that the gesture detection happen first here
// if we check handled first, we might short-circuit and never check for tap/pan
return(_gestureDetector.Value.OnTouchEvent(e) || handled);
}
public NativePinchRecognizerRecognizer(Context context, PinchRecognizer recognizer)
{
_detector = new ScaleGestureDetector(context, this);
_recognizer = recognizer;
ScaleGestureDetectorCompat.SetQuickScaleEnabled(_detector, true);
}
ScaleGestureDetector InitializeScaleDetector()
{
var listener = new InnerScaleListener(new PinchGestureHandler(() => View), Control.Context.FromPixels);
var detector = new ScaleGestureDetector(Control.Context, listener, Control.Handler);
ScaleGestureDetectorCompat.SetQuickScaleEnabled(detector, true);
return(detector);
}
bool IOnTouchListener.OnTouch(AView v, MotionEvent e)
{
var handled = false;
if (_pinchGestureHandler.IsPinchSupported)
{
if (!_scaleDetector.IsValueCreated)
{
ScaleGestureDetectorCompat.SetQuickScaleEnabled(_scaleDetector.Value, true);
}
handled = _scaleDetector.Value.OnTouchEvent(e);
}
return(_gestureDetector.Value.OnTouchEvent(e) || handled);
}
ScaleGestureDetector InitializeScaleDetector()
{
if (Control?.Context == null)
{
throw new InvalidOperationException("Context cannot be null here");
}
var context = Control.Context;
var listener = new InnerScaleListener(new PinchGestureHandler(() => View), context.FromPixels);
var detector = new ScaleGestureDetector(context, listener, Control.Handler);
ScaleGestureDetectorCompat.SetQuickScaleEnabled(detector, true);
return(detector);
}
bool IOnTouchListener.OnTouch(AView v, MotionEvent e)
{
var handled = false;
if (_pinchGestureHandler.IsPinchSupported)
{
if (!_scaleDetector.IsValueCreated)
{
ScaleGestureDetectorCompat.SetQuickScaleEnabled(_scaleDetector.Value, true);
}
handled = _scaleDetector.Value.OnTouchEvent(e);
}
if (_gestureDetector.IsValueCreated && _gestureDetector.Value.Handle == IntPtr.Zero)
{
// This gesture detector has already been disposed, probably because it's on a cell which is going away
return(handled);
}
return(_gestureDetector.Value.OnTouchEvent(e) || handled);
}