Merge pull request #320 from johndoe123/sword25-gfx

SWORD25: Optimized graphics drawing

1 files changed, 7 insertions, 1 deletions

diff --git a/engines/sword25/gfx/image/renderedimage.h b/engines/sword25/gfx/image/renderedimage.h
index f92a5b39b4..a25b258592 100644
--- a/engines/sword25/gfx/image/renderedimage.h
+++ b/engines/sword25/gfx/image/renderedimage.h
@@ -75,7 +75,8 @@ public:
 	                  int flipping = Image::FLIP_NONE,
 	                  Common::Rect *pPartRect = NULL,
 	                  uint color = BS_ARGB(255, 255, 255, 255),
-	                  int width = -1, int height = -1);
+	                  int width = -1, int height = -1,
+					  RectangleList *updateRects = 0);
 	virtual bool fill(const Common::Rect *pFillRect, uint color);
 	virtual bool setContent(const byte *pixeldata, uint size, uint offset = 0, uint stride = 0);
 	void replaceContent(byte *pixeldata, int width, int height);
@@ -105,14 +106,19 @@ public:
 
 	static Graphics::Surface *scale(const Graphics::Surface &srcImage, int xSize, int ySize);
 
+	void setIsTransparent(bool isTransparent) { _isTransparent = isTransparent; }
+	virtual bool isSolid() const { return !_isTransparent; }
+
 private:
 	byte *_data;
 	int  _width;
 	int  _height;
 	bool _doCleanup;
+	bool _isTransparent;
 
 	Graphics::Surface *_backSurface;
 
+	void checkForTransparency();
 	static int *scaleLine(int size, int srcSize);
 };