(svn r21574) -Codechange: [OSX] Move the variable declaration of the screen drivers to the generic class, deduplicating code

src/video/cocoa/wnd_quartz.mm

@@ -84,37 +84,7 @@ class WindowQuartzSubdriver;
 @end
 
 class WindowQuartzSubdriver: public CocoaSubdriver {
-	int device_width;
-	int device_height;
-
-	int window_width;
-	int window_height;
-
-	int buffer_depth;
-
-	void *pixel_buffer;
-	void *window_buffer;
-
-	id window;
-
-	#define MAX_DIRTY_RECTS 100
-	Rect dirty_rects[MAX_DIRTY_RECTS];
-	int num_dirty_rects;
-
-	uint32 palette[256];
-
-public:
-	bool active;
-	bool setup;
-
-	id cocoaview;
-	CGContextRef cgcontext;
-
 private:
-	void GetDeviceInfo();
-
-	bool SetVideoMode(int width, int height);
-
 	/**
 	 * This function copies 8bpp pixels from the screen buffer in 32bpp windowed mode.
 	 *
@@ -125,6 +95,9 @@ private:
 	 */
 	void BlitIndexedToView32(int left, int top, int right, int bottom);
 
+	virtual void GetDeviceInfo();
+	virtual bool SetVideoMode(int width, int height);
+
 public:
 	WindowQuartzSubdriver(int bpp);
 	virtual ~WindowQuartzSubdriver();