private void CheckButtonReleased(Func <MouseState, ButtonState> getButtonState, MouseButton button)
{
if ((getButtonState(_currentState) == ButtonState.Released) &&
(getButtonState(_previousState) == ButtonState.Pressed))
{
var args = new MouseEventArgs(ViewportAdapter, _gameTime.TotalGameTime, _previousState, _currentState, button);
if (_mouseDownArgs.Button == args.Button)
{
var clickMovement = DistanceBetween(args.Position, _mouseDownArgs.Position);
// If the mouse hasn't moved much between mouse down and mouse up
if (clickMovement < DragThreshold)
{
if (!_hasDoubleClicked)
{
MouseClicked?.Invoke(this, args);
}
}
else // If the mouse has moved between mouse down and mouse up
{
MouseDragEnd?.Invoke(this, args);
_dragging = false;
}
}
MouseUp?.Invoke(this, args);
_hasDoubleClicked = false;
_previousClickArgs = args;
}
}
private void _mouseListener_MouseDragEnd(object sender, MouseEventArgs e)
{
_scene?.FireMouseDragEnd(e);
MouseDragEnd?.Invoke(sender, e);
#if DEBUG
Logger.Log("Mouse drag end.");
#endif
}
internal void FireMouseDragEnd(MouseEventArgs e)
{
OnMouseDragEnd(e);
MouseDragEnd?.Invoke(this, e);
}
protected virtual void OnMouseDragEnd(IMouseEventArgs e) => MouseDragEnd?.Invoke(this, e);
