/// <summary>
/// Stops input handling.
/// </summary>
public void Stop()
{
if (m_painter == null)
{
return;
}
if (m_dispatcher == null)
{
return;
}
// Deregister all events on UI thread
SeeingSharpCoreWindowPainter painter = m_painter;
CoreWindow coreWindow = m_coreWindow;
m_dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
// Deregister all events
painter.TargetWindow.PointerExited -= OnTargetPanel_PointerExited;
painter.TargetWindow.PointerEntered -= OnTargetPanel_PointerEntered;
painter.TargetWindow.PointerWheelChanged -= OnTargetPanel_PointerWheelChanged;
painter.TargetWindow.PointerPressed -= OnTargetPanel_PointerPressed;
painter.TargetWindow.PointerReleased -= OnTargetPanel_PointerReleased;
painter.TargetWindow.PointerMoved -= OnTargetPanel_PointerMoved;
// Deregister events from CoreWindow
coreWindow.KeyDown -= OnCoreWindow_KeyDown;
coreWindow.KeyUp -= OnCoreWindow_KeyUp;
}).FireAndForget();
// set all references to zero
m_painter = null;
m_coreWindow = null;
m_dispatcher = null;
}
public void SetWindow(CoreWindow window)
{
m_mainWindow = window;
m_mainWindowPainter = new SeeingSharpCoreWindowPainter(window);
m_mainWindowPainter.ClearColor = Windows.UI.Colors.CornflowerBlue;
}
/// <summary>
/// Starts input handling.
/// </summary>
/// <param name="viewObject">The view object (e. g. Direct3D11Canvas).</param>
public void Start(IInputEnabledView viewObject)
{
m_painter = viewObject as SeeingSharpCoreWindowPainter;
if (m_painter == null)
{
throw new ArgumentException("Unable to handle given view object!");
}
m_viewInterface = m_painter as IInputEnabledView;
if (m_viewInterface == null)
{
throw new ArgumentException("Unable to handle given view object!");
}
m_renderLoop = m_viewInterface.RenderLoop;
if (m_renderLoop == null)
{
throw new ArgumentException("Unable to handle given view object!");
}
m_dispatcher = m_painter.Disptacher;
if (m_dispatcher == null)
{
throw new ArgumentException("Unable to get CoreDisptacher from target panel!");
}
// Deligate start logic to UI thread
m_dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
// Register all events
m_painter.TargetWindow.PointerExited += OnTargetPanel_PointerExited;
m_painter.TargetWindow.PointerEntered += OnTargetPanel_PointerEntered;
m_painter.TargetWindow.PointerWheelChanged += OnTargetPanel_PointerWheelChanged;
m_painter.TargetWindow.PointerPressed += OnTargetPanel_PointerPressed;
m_painter.TargetWindow.PointerReleased += OnTargetPanel_PointerReleased;
m_painter.TargetWindow.PointerMoved += OnTargetPanel_PointerMoved;
m_coreWindow = CoreWindow.GetForCurrentThread();
m_coreWindow.KeyDown += OnCoreWindow_KeyDown;
m_coreWindow.KeyUp += OnCoreWindow_KeyUp;
}).FireAndForget();
}
