void RemoveFlickGesture()
{
_gestureLayer?.SetFlickCallback(GestureLayer.GestureState.Start, null);
_gestureLayer?.SetFlickCallback(GestureLayer.GestureState.Move, null);
_gestureLayer?.SetFlickCallback(GestureLayer.GestureState.End, null);
_gestureLayer?.SetFlickCallback(GestureLayer.GestureState.Abort, null);
}
public override void Run(Window window)
{
_background = new Background(window);
var windowSize = window.ScreenSize;
_background.Color = Color.White;
_background.Resize(windowSize.Width, windowSize.Height);
_background.Show();
_box1 = new Rectangle(window)
{
Color = Color.Yellow
};
_box1.Resize(400, 600);
_box1.Move(160, 160);
_box1.Show();
_log = new Label(window);
_log.Resize(700, 1280 - 780);
_log.Move(10, 770);
_log.Show();
_logEntries = new List <string>();
Log("Double tap to register additional gestures. Tripple tap to unregister them.");
_glayer = new GestureLayer(_box1);
_glayer.Attach(_box1);
_glayer.SetTapCallback(GestureLayer.GestureType.Tap, GestureLayer.GestureState.End, (info) => {
Log("Tap {0},{1}", info.X, info.Y);
});
_glayer.SetTapCallback(GestureLayer.GestureType.DoubleTap, GestureLayer.GestureState.End, (info) => {
Log("DoubleTap {0},{1} {2}", info.X, info.Y, info.FingersCount);
_glayer.SetLineCallback(GestureLayer.GestureState.End, (line) => {
Log("Line {0},{1}-{2},{3}, M:{4},{5}", line.X1, line.Y1, line.X2, line.Y2, line.HorizontalMomentum, line.VerticalMomentum);
});
_glayer.SetFlickCallback(GestureLayer.GestureState.End, (flick) => {
Log("Flick {0},{1}-{2},{3}, M:{4},{5}", flick.X1, flick.Y1, flick.X2, flick.Y2, flick.HorizontalMomentum, flick.VerticalMomentum);
});
_glayer.RotateStep = 3;
_glayer.SetRotateCallback(GestureLayer.GestureState.Move, (rotate) => {
Log("Rotation {0},{1} a:{2:F3} ba:{3:F3}", rotate.X, rotate.Y, rotate.Angle, rotate.BaseAngle);
});
_glayer.SetZoomCallback(GestureLayer.GestureState.End, (zoom) => {
Log("Zoom {0},{1} r:{2} z:{3:F3}", zoom.X, zoom.Y, zoom.Radius, zoom.Zoom);
});
Log("Line, Flick, Rotate, and Zoom callbacks enabled.");
});
_glayer.SetTapCallback(GestureLayer.GestureType.TripleTap, GestureLayer.GestureState.End, (info) => {
Log("TrippleTap {0},{1} {2}", info.X, info.Y, info.FingersCount);
_glayer.SetLineCallback(GestureLayer.GestureState.End, null);
_glayer.SetFlickCallback(GestureLayer.GestureState.End, null);
_glayer.SetRotateCallback(GestureLayer.GestureState.Move, null);
_glayer.SetZoomCallback(GestureLayer.GestureState.End, null);
Log("Cleared Line, Flick, Rotate, and Zoom callbacks.");
});
// Momentum is not used, it seems that it conflicts with Rotate and Zoom
}
void AddFlickGesture(EGestureType type, double timeout)
{
if (timeout > 0)
{
_gestureLayer.FlickTimeLimit = (int)(timeout * 1000);
}
_gestureLayer.SetFlickCallback(GestureLayer.GestureState.Start, (data) => { OnGestureStarted(type, data); });
_gestureLayer.SetFlickCallback(GestureLayer.GestureState.Move, (data) => { OnGestureMoved(type, data); });
_gestureLayer.SetFlickCallback(GestureLayer.GestureState.End, (data) => { OnGestureCompleted(type, data); });
_gestureLayer.SetFlickCallback(GestureLayer.GestureState.Abort, (data) => { OnGestureCanceled(type, data); });
}
void AddFlickGesture(EGestureType type, double timeout)
{
if (timeout > 0)
{
_gestureLayer.FlickTimeLimit = (int)(timeout * 1000);
}
// Task to correct wrong coordinates information when applying EvasMap(Xamarin ex: Translation, Scale, Rotate property)
// Always change to the absolute coordinates of the pointer.
int startX = 0;
int startY = 0;
_gestureLayer.SetFlickCallback(GestureLayer.GestureState.Start, (data) =>
{
startX = _gestureLayer.EvasCanvas.Pointer.X;
startY = _gestureLayer.EvasCanvas.Pointer.Y;
data.X1 = startX;
data.Y1 = startY;
OnGestureStarted(type, data);
});
_gestureLayer.SetFlickCallback(GestureLayer.GestureState.Move, (data) =>
{
data.X1 = startX;
data.Y1 = startY;
data.X2 = _gestureLayer.EvasCanvas.Pointer.X;
data.Y2 = _gestureLayer.EvasCanvas.Pointer.Y;
OnGestureMoved(type, data);
});
_gestureLayer.SetFlickCallback(GestureLayer.GestureState.End, (data) =>
{
data.X1 = startX;
data.Y1 = startY;
data.X2 = _gestureLayer.EvasCanvas.Pointer.X;
data.Y2 = _gestureLayer.EvasCanvas.Pointer.Y;
OnGestureCompleted(type, data);
});
_gestureLayer.SetFlickCallback(GestureLayer.GestureState.Abort, (data) => { OnGestureCanceled(type, data); });
}
