mirror of
https://review.haiku-os.org/haiku
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2b7da773ed
At present there's only ever one global one, so we don't bother using an array for multiple screens (and we don't support multiple screens yet anyway.) This fixes a very old TODO, and avoids sending a ~32 KB port message on every application startup. Note that this breaks the app_server protocol ABI.
119 lines
2.9 KiB
C++
119 lines
2.9 KiB
C++
/*
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* Copyright 2002-2009, Haiku Inc.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Stefano Ceccherini (burton666@libero.it)
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* Axel Dörfler, axeld@pinc-software.de
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*/
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#ifndef _PRIVATE_SCREEN_H_
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#define _PRIVATE_SCREEN_H_
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#include <Accelerant.h>
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#include <GraphicsDefs.h>
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#include <ObjectList.h>
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#include <Rect.h>
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struct color_map;
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class BBitmap;
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class BApplication;
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class BWindow;
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#define B_CURRENT_WORKSPACE_INDEX (~0L)
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namespace BPrivate {
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class BPrivateScreen {
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public:
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// Constructor and destructor are private. Use the static methods
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// Get() and Put() instead.
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static BPrivateScreen* Get(BWindow* window);
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static BPrivateScreen* Get(int32 id);
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static void Put(BPrivateScreen* screen);
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static BPrivateScreen* GetNext(BPrivateScreen* screen);
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bool IsValid() const;
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color_space ColorSpace();
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BRect Frame();
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int32 ID() const { return fID; }
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status_t GetNextID(int32& id);
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status_t WaitForRetrace(bigtime_t timeout);
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uint8 IndexForColor(uint8 red, uint8 green,
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uint8 blue, uint8 alpha);
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rgb_color ColorForIndex(const uint8 index);
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uint8 InvertIndex(uint8 index);
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const color_map* ColorMap();
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status_t GetBitmap(BBitmap** bitmap, bool drawCursor,
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BRect* bounds);
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status_t ReadBitmap(BBitmap* bitmap, bool drawCursor,
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BRect* bounds);
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rgb_color DesktopColor(uint32 index);
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void SetDesktopColor(rgb_color, uint32, bool);
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status_t ProposeMode(display_mode* target,
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const display_mode* low,
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const display_mode* high);
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status_t GetModeList(display_mode** _modeList,
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uint32* _count);
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status_t GetMode(uint32 workspace, display_mode* mode);
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status_t SetMode(uint32 workspace, display_mode* mode,
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bool makeDefault);
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status_t GetDeviceInfo(accelerant_device_info* info);
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status_t GetMonitorInfo(monitor_info* info);
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status_t GetPixelClockLimits(display_mode* mode,
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uint32* _low, uint32* _high);
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status_t GetTimingConstraints(
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display_timing_constraints* constraints);
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status_t SetDPMS(uint32 dpmsState);
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uint32 DPMSState();
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uint32 DPMSCapabilites();
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status_t GetBrightness(float*);
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status_t SetBrightness(float);
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void* BaseAddress();
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uint32 BytesPerRow();
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private:
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friend class BObjectList<BPrivateScreen>;
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BPrivateScreen(int32 id);
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~BPrivateScreen();
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void _Acquire();
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bool _Release();
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sem_id _RetraceSemaphore();
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status_t _GetFrameBufferConfig(
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frame_buffer_config& config);
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static BPrivateScreen* _Get(int32 id, bool check);
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static bool _IsValid(int32 id);
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private:
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int32 fID;
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int32 fReferenceCount;
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sem_id fRetraceSem;
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bool fRetraceSemValid;
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BRect fFrame;
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bigtime_t fLastUpdate;
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};
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} // namespace BPrivate
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#endif // _PRIVATE_SCREEN_H_
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