/// <summary>
/// Handles latest activated touch state change event to produce mouse input from.
/// </summary>
/// <param name="e">The latest activated touch state change event.</param>
/// <returns>Whether mouse input has been performed accordingly.</returns>
protected virtual bool HandleMouseTouchStateChange(TouchStateChangeEvent e)
{
if (!MapMouseToLatestTouch)
{
return(false);
}
if (e.IsActive == true || e.LastPosition != null)
{
new MousePositionAbsoluteInputFromTouch(e)
{
Position = e.Touch.Position
}.Apply(CurrentState, this);
}
switch (e.IsActive)
{
case true:
mouseMappedTouchesDown.Add(e.Touch.Source);
break;
case false:
mouseMappedTouchesDown.Remove(e.Touch.Source);
break;
}
new MouseButtonInputFromTouch(MouseButton.Left, mouseMappedTouchesDown.Count > 0, e).Apply(CurrentState, this);
return(true);
}
protected virtual void HandleTouchStateChange(TouchStateChangeEvent e)
{
Debug.Assert(e.LastPosition != null || e.IsActive != null, $"A {nameof(TouchStateChangeEvent)} provided with no changes information.");
var manager = GetButtonEventManagerFor(e.Touch.Source);
if (e.LastPosition is Vector2 lastPosition)
{
manager.HandlePositionChange(e.State, lastPosition);
}
if (e.IsActive is bool active)
{
manager.HandleButtonStateChange(e.State, active ? ButtonStateChangeKind.Pressed : ButtonStateChangeKind.Released);
}
}
/// <summary>
/// Handles latest activated touch state change event to produce mouse input from.
/// </summary>
/// <param name="e">The latest activated touch state change event.</param>
/// <returns>Whether mouse input has been performed accordingly.</returns>
protected virtual bool HandleMouseTouchStateChange(TouchStateChangeEvent e)
{
if (!MapMouseToLatestTouch)
{
return(false);
}
if (e.IsActive == true || e.LastPosition != null)
{
new MousePositionAbsoluteInputFromTouch(e)
{
Position = e.Touch.Position
}.Apply(CurrentState, this);
}
new MouseButtonInputFromTouch(MouseButton.Left, e.State.Touch.ActiveSources.HasAnyButtonPressed, e).Apply(CurrentState, this);
return(true);
}
public MouseButtonInputFromTouch(MouseButton button, bool isPressed, TouchStateChangeEvent touchEvent)
: base(button, isPressed)
{
TouchEvent = touchEvent;
}
public MousePositionAbsoluteInputFromTouch(TouchStateChangeEvent touchEvent)
{
TouchEvent = touchEvent;
}
