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#ifndef WindowGfx_h__
#define WindowGfx_h__

/*
 * nsWindowGfx - Painting and aceleration.
 */

#include "nsWindow.h"
#include <imgIContainer.h>

// This isn't ideal, we should figure out how to export
// the #defines here; need this to figure out if we have
// the DirectDraw surface or not.
#include "cairo-features.h"

#ifdef CAIRO_HAS_DDRAW_SURFACE
#include "gfxDDrawSurface.h"
#endif

class nsWindowGfx {
public:
  static void AddRECTToRegion(const RECT& aRect, nsIRegion* aRegion);
  static already_AddRefed<nsIRegion> ConvertHRGNToRegion(HRGN aRgn);
  static void OnSettingsChangeGfx(WPARAM wParam);

#if defined(CAIRO_HAS_DDRAW_SURFACE)
  static PRBool InitDDraw();
#endif // defined(CAIRO_HAS_DDRAW_SURFACE)

  static nsresult CreateIcon(imgIContainer *aContainer, PRBool aIsCursor, PRUint32 aHotspotX, PRUint32 aHotspotY, HICON *aIcon);

private:
  /**
   * Cursor helpers
   */
  static PRUint8*         Data32BitTo1Bit(PRUint8* aImageData, PRUint32 aWidth, PRUint32 aHeight);
  static PRBool           IsCursorTranslucencySupported();
  static HBITMAP          DataToBitmap(PRUint8* aImageData, PRUint32 aWidth, PRUint32 aHeight, PRUint32 aDepth);
};

#endif // WindowGfx_h__
