Added BScreen implementation, which uses BPrivateScreen (not yet implemented).

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4114 a95241bf-73f2-0310-859d-f6bbb57e9c96
2003-07-28 14:35:02 +00:00
parent af78ee4866
commit a5b449ce66
2 changed files with 577 additions and 0 deletions
@@ -0,0 +1,72 @@
+#ifndef __PRIVATESCREEN_H
+#define __PRIVATESCREEN_H
+
+#include <Accelerant.h>
+#include <GraphicsDefs.h>
+
+struct screen_desc;
+class BApplication;
+class BWindow;
+
+class BPrivateScreen
+{
+	// Constructor and destructor are private. Use the static methods
+	// CheckOut() and Return() instead.
+public:
+	static BPrivateScreen* CheckOut(BWindow *win);
+	static BPrivateScreen* CheckOut(screen_id id);
+	static void Return(BPrivateScreen *screen);
+	
+	status_t SetToNext();
+	
+	color_space ColorSpace();
+	BRect Frame();
+	screen_id ID();
+	
+	status_t WaitForRetrace(bigtime_t timeout);
+	sem_id RetraceSemaphore();
+
+	uint8 IndexForColor(uint8 red, uint8 green, uint8 blue, uint8 alpha);
+	rgb_color ColorForIndex(const uint8 index);
+	uint8 InvertIndex(uint8 index);
+	
+	const color_map *ColorMap();
+
+	status_t GetBitmap(BBitmap **bitmap, bool drawCursor, BRect *bound);
+	status_t ReadBitmap(BBitmap *bitmap, bool drawCursor, BRect *bound);
+		
+	rgb_color DesktopColor(uint32 index);
+	void SetDesktopColor(rgb_color, uint32, bool);
+
+	status_t ProposeMode(display_mode *target, const display_mode *low, const display_mode *high);
+		
+	status_t GetModeList(display_mode **mode_list, uint32 *count);
+	status_t GetMode(uint32 workspace, display_mode *mode);
+	status_t SetMode(uint32 workspace, display_mode *mode, bool makeDefault);
+	status_t GetDeviceInfo(accelerant_device_info *info);
+	status_t GetPixelClockLimits(display_mode *mode, uint32 *low, uint32 *high);
+	status_t GetTimingConstraints(display_timing_constraints *dtc);
+	status_t SetDPMS(uint32 dpmsState);
+	uint32 DPMSState();
+	uint32 DPMSCapabilites();
+	
+	void* BaseAddress();
+	uint32 BytesPerRow();
+	
+	status_t get_screen_desc(screen_desc *desc);
+	
+private:
+
+	friend class BApplication;	
+	
+	color_map *fColorMap;
+	sem_id fRetraceSem;
+	int32 fOwnsColorMap;
+
+	static int32 sOpenCount;
+
+	BPrivateScreen();
+	~BPrivateScreen();
+};
+
+#endif // __PRIVATESCREEN_H