/// <summary>
/// Handler for the touch up event
/// </summary>
/// <param name="sender">The sender for this touch event</param>
/// <param name="e">The event arguments</param>
private void TouchUpHandler(object sender, TouchScreenEventArgs e)
{
TouchInput ti = e.Touches[0];
string fire = "Fire was pressed";
string snowflake = "Snowflake was pressed";
string text;
switch (_currentScreenId)
{
case ScreenId.NorthEast:
text = _ar[0].Contains(ti) ? fire : snowflake;
break;
case ScreenId.NorthWest:
text = _ar[1].Contains(ti) ? fire : snowflake;
break;
case ScreenId.SouthWest:
text = _ar[2].Contains(ti) ? fire : snowflake;
break;
case ScreenId.SouthEast:
text = _ar[3].Contains(ti) ? fire : snowflake;
break;
default:
throw new InvalidOperationException("This is not expected!");
}
Debug.Print(text);
}
/// <summary>
/// Handler for the touch up event
/// </summary>
/// <param name="sender">The sender for this touch event</param>
/// <param name="e">The event arguments</param>
private void TouchUpHandler(object sender, TouchScreenEventArgs e)
{
TouchInput ti = e.Touches[0];
string fire = "Fire was pressed";
string snowflake = "Snowflake was pressed";
string text;
switch(_currentScreenId)
{
case ScreenId.NorthEast:
text = _ar[0].Contains(ti) ? fire : snowflake;
break;
case ScreenId.NorthWest:
text = _ar[1].Contains(ti) ? fire : snowflake;
break;
case ScreenId.SouthWest:
text = _ar[2].Contains(ti) ? fire : snowflake;
break;
case ScreenId.SouthEast:
text = _ar[3].Contains(ti) ? fire : snowflake;
break;
default:
throw new InvalidOperationException("This is not expected!");
}
Debug.Print(text);
}
private void HandleTouch(RawButtonActions action, TouchScreenEventArgs eventArgs)
{
dispatcher.Invoke(
new TimeSpan(0, 0, 3),
delegate(object arg)
{
Button button = (Button)eventArgs.Target;
RawButtonInputReport report = new RawButtonInputReport(this.presentationSource, eventArgs.TimeStamp, button, action);
bool handled = site.ReportInput(this.buttonDevice, report);
if (!handled)
{
ButtonEventArgs buttonEventArgs = new ButtonEventArgs(this.buttonDevice, this.presentationSource, eventArgs.TimeStamp, button);
this.OnButtonUp(buttonEventArgs);
}
return(null);
},
null);
}
private void TouchScreen_OnTouchDown(object sender, TouchScreenEventArgs eventArgs)
{
this.HandleTouch(RawButtonActions.ButtonDown, eventArgs);
}
bool IEventListener.OnEvent(BaseEvent ev)
{
/// Process known events, otherwise forward as generic to MainWindow.
///
TouchEvent touchEvent = ev as TouchEvent;
if (touchEvent != null)
{
// dispatch only when the event is in the active area
for(int i = 0; i < _activeRegions.Length; ++i)
{
ActiveRectangle ar = _activeRegions[i];
// only check the first
if(ar.Contains(touchEvent.Touches[0]))
{
TouchScreenEventArgs tea = new TouchScreenEventArgs(touchEvent.Time, touchEvent.Touches, ar.Target);
switch((TouchMessages)touchEvent.EventMessage)
{
case TouchMessages.Down:
if(OnTouchDown != null)
{
OnTouchDown(this, tea);
}
break;
case TouchMessages.Up:
if(OnTouchUp != null)
{
OnTouchUp(this, tea);
}
break;
case TouchMessages.Move:
if(OnTouchMove != null)
{
OnTouchMove(this, tea);
}
break;
}
}
}
return true;
}
else if(ev is GenericEvent)
{
GenericEvent genericEvent = (GenericEvent)ev;
switch (genericEvent.EventCategory)
{
case (byte)EventCategory.Gesture:
{
TouchGestureEventArgs ge = new TouchGestureEventArgs();
ge.Gesture = (TouchGesture)genericEvent.EventMessage;
ge.X = genericEvent.X;
ge.Y = genericEvent.Y;
ge.Arguments = (ushort)genericEvent.EventData;
if (ge.Gesture == TouchGesture.Begin && OnGestureStarted != null)
{
OnGestureStarted(this, ge);
}
else if (ge.Gesture == TouchGesture.End && OnGestureEnded!= null)
{
OnGestureEnded(this, ge);
}
else if(OnGestureChanged != null)
{
OnGestureChanged(this, ge);
}
break;
}
default:
break;
}
}
return false;
}
bool IEventListener.OnEvent(BaseEvent ev)
{
/// Process known events, otherwise forward as generic to MainWindow.
///
TouchEvent touchEvent = ev as TouchEvent;
if (touchEvent != null)
{
// dispatch only when the event is in the active area
for (int i = 0; i < _activeRegions.Length; ++i)
{
ActiveRectangle ar = _activeRegions[i];
// only check the first
if (ar.Contains(touchEvent.Touches[0]))
{
TouchScreenEventArgs tea = new TouchScreenEventArgs(touchEvent.Time, touchEvent.Touches, ar.Target);
switch ((TouchMessages)touchEvent.EventMessage)
{
case TouchMessages.Down:
if (OnTouchDown != null)
{
OnTouchDown(this, tea);
}
break;
case TouchMessages.Up:
if (OnTouchUp != null)
{
OnTouchUp(this, tea);
}
break;
case TouchMessages.Move:
if (OnTouchMove != null)
{
OnTouchMove(this, tea);
}
break;
}
}
}
return(true);
}
else if (ev is GenericEvent)
{
GenericEvent genericEvent = (GenericEvent)ev;
switch (genericEvent.EventCategory)
{
case (byte)EventCategory.Gesture:
{
TouchGestureEventArgs ge = new TouchGestureEventArgs();
ge.Gesture = (TouchGesture)genericEvent.EventMessage;
ge.X = genericEvent.X;
ge.Y = genericEvent.Y;
ge.Arguments = (ushort)genericEvent.EventData;
if (ge.Gesture == TouchGesture.Begin && OnGestureStarted != null)
{
OnGestureStarted(this, ge);
}
else if (ge.Gesture == TouchGesture.End && OnGestureEnded != null)
{
OnGestureEnded(this, ge);
}
else if (OnGestureChanged != null)
{
OnGestureChanged(this, ge);
}
break;
}
default:
break;
}
}
return(false);
}
