示例#1
0
        void FireEvent(TouchEffect touchEffect, int id, TouchActionType actionType, Point pointerLocation, bool isInContact)
        {
            // Get the method to call for firing events
            Action <Element, TouchActionEventArgs> onTouchAction = touchEffect.libTouchEffect.OnTouchAction;

            // Get the location of the pointer within the view
            touchEffect.view.GetLocationOnScreen(twoIntArray);
            double x     = pointerLocation.X - twoIntArray[0];
            double y     = pointerLocation.Y - twoIntArray[1];
            Point  point = new Point(fromPixels(x), fromPixels(y));

            // Call the method
            onTouchAction(touchEffect.formsElement,
                          new TouchActionEventArgs(id, actionType, point, isInContact));
        }
示例#2
0
        void CheckForBoundaryHop(int id, Point pointerLocation)
        {
            TouchEffect touchEffectHit = null;

            foreach (Android.Views.View view in viewDictionary.Keys)
            {
                // Get the view rectangle
                try
                {
                    view.GetLocationOnScreen(twoIntArray);
                }
                catch // System.ObjectDisposedException: Cannot access a disposed object.
                {
                    continue;
                }
                Rectangle viewRect = new Rectangle(twoIntArray[0], twoIntArray[1], view.Width, view.Height);

                if (viewRect.Contains(pointerLocation))
                {
                    touchEffectHit = viewDictionary[view];
                }
            }

            if (touchEffectHit != idToEffectDictionary[id])
            {
                if (idToEffectDictionary[id] != null)
                {
                    FireEvent(idToEffectDictionary[id], id, TouchActionType.Exited, pointerLocation, true);
                }
                if (touchEffectHit != null)
                {
                    FireEvent(touchEffectHit, id, TouchActionType.Entered, pointerLocation, true);
                }
                idToEffectDictionary[id] = touchEffectHit;
            }
        }