/// <summary>
/// Initializes a new instance of the <see cref="WinFormsKeyAndMouseInputHandler"/> class.
/// </summary>
public WinFormsKeyAndMouseInputHandler()
{
m_stateMouseOrPointer = new MouseOrPointerState();
m_stateMouseOrPointer.Type = MouseOrPointerType.Mouse;
m_stateKeyboard = new KeyboardState();
}
/// <summary>
/// Stops input handling.
/// </summary>
public void Stop()
{
// Deregister all events
if (m_rendererElement != null)
{
SeeingSharpRendererElement rendererElement = m_rendererElement;
m_rendererElement.Dispatcher.BeginInvoke(new Action(() =>
{
rendererElement.MouseWheel -= OnRendererElement_MouseWheel;
rendererElement.MouseDown -= OnRendererElement_MouseDown;
rendererElement.MouseUp -= OnRendererElement_MouseUp;
rendererElement.MouseMove -= OnRendererElement_MouseMove;
rendererElement.MouseLeave -= OnRendererElement_MouseLeave;
rendererElement.LostFocus -= OnRendererElement_LostFocus;
rendererElement.LostKeyboardFocus -= OnRendererElement_LostKeyboardFocus;
rendererElement.GotFocus -= OnRenderElement_GotFocus;
rendererElement.PreviewMouseUp -= OnRendererElement_PreviewMouseUp;
}));
}
m_rendererElement = null;
m_stateKeyboard = new KeyboardState();
m_stateMouseOrPointer = new MouseOrPointerState();
}
private void AddState(InputStateBase inputState)
{
m_inputStates.Add(inputState);
// Register first MouseOrPointer state as default
if (this.DefaultMouseOrPointer == MouseOrPointerState.Dummy)
{
MouseOrPointerState mouseOrPointer = inputState as MouseOrPointerState;
if (mouseOrPointer != null)
{
this.DefaultMouseOrPointer = mouseOrPointer;
}
}
// Register first Gamepad state as default
if (this.DefaultGamepad == GamepadState.Dummy)
{
GamepadState gamepadState = inputState as GamepadState;
if (gamepadState != null)
{
this.DefaultGamepad = gamepadState;
}
}
// Register first keyboard state as default
if (this.DefaultKeyboard == KeyboardState.Dummy)
{
KeyboardState keyboardState = inputState as KeyboardState;
if (keyboardState != null)
{
this.DefaultKeyboard = keyboardState;
}
}
}
/// <summary>
/// Copies this object and then resets it
/// in preparation of the next update pass.
/// Called by update-render loop.
/// </summary>
protected override void CopyAndResetForUpdatePassInternal(InputStateBase targetState)
{
MouseOrPointerState targetStateCasted = targetState as MouseOrPointerState;
targetStateCasted.EnsureNotNull(nameof(targetStateCasted));
targetStateCasted.m_moveDistancePixel = m_moveDistancePixel;
targetStateCasted.m_screenSizePixel = m_screenSizePixel;
targetStateCasted.m_positionPixel = m_positionPixel;
targetStateCasted.m_wheelDelta = m_wheelDelta;
targetStateCasted.m_isInside = m_isInside;
targetStateCasted.m_mouseOrPointerType = m_mouseOrPointerType;
for (int loop = 0; loop < BUTTON_COUNT; loop++)
{
targetStateCasted.m_buttonsDown[loop] = m_buttonsDown[loop];
targetStateCasted.m_buttonsHit[loop] = m_buttonsHit[loop];
targetStateCasted.m_buttonsUp[loop] = m_buttonsUp[loop];
}
// Reset current object
m_moveDistancePixel = Vector2.Zero;
m_wheelDelta = 0;
for (int loop = 0; loop < BUTTON_COUNT; loop++)
{
m_buttonsUp[loop] = false;
if (m_buttonsHit[loop] || m_buttonsDown[loop])
{
m_buttonsHit[loop] = false;
m_buttonsDown[loop] = true;
}
else
{
m_buttonsHit[loop] = false;
m_buttonsDown[loop] = false;
}
}
}
