/// <summary>
/// Installs a callback that can be used to invalidate the screen.
/// </summary>
/// <param name="handler"></param>
public void InstallInvalidateDrawingSurfaceHandler(InvalidateDrawingSurfaceHandler handler)
{
m_invalidateDrawingSurfaceHandler = handler;
}
/// <summary>
/// Installs a callback function for invalidating the surface of the screen.
/// </summary>
public void InstallInvalidateDrawingSurfaceHandler(InvalidateDrawingSurfaceHandler handler)
{
m_painter.InstallInvalidateDrawingSurfaceHandler(handler);
}