class CWindowMaskFadeSlider;
class CWindowMaskGangFader;
class CWindowMaskGangFocus;
class CWindowMaskFadeSlider;
class CWindowMaskGangFader;
class CWindowMaskGangFocus;
class CWindowMaskDrawMarkers;
class CWindowMaskDrawBoundary;
class CWindowMaskDelPoint;
class CWindowMaskDrawMarkers;
class CWindowMaskDrawBoundary;
class CWindowMaskDelPoint;