[Scummvm-cvs-logs] SF.net SVN: scummvm: [20682] scummvm/trunk/backends/x11/x11.h

[vinterstum at users.sourceforge.net]

Revision: 20682
Author:   vinterstum
Date:     2006-02-13 18:20:42 -0800 (Mon, 13 Feb 2006)
ViewCVS:  http://svn.sourceforge.net/scummvm?rev=20682&view=rev

Log Message:
-----------
Forgot to add x11.h

Added Paths:
-----------
    scummvm/trunk/backends/x11/x11.h
Added: scummvm/trunk/backends/x11/x11.h
===================================================================
--- scummvm/trunk/backends/x11/x11.h	                        (rev 0)
+++ scummvm/trunk/backends/x11/x11.h	2006-02-14 02:20:42 UTC (rev 20682)
@@ -0,0 +1,211 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2001  Ludvig Strigeus
+ * Copyright (C) 2001-2006 The ScummVM project
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+class OSystem_X11:public OSystem {
+public:
+	OSystem_X11();
+	~OSystem_X11();
+
+	void initBackend();
+
+	// Determine whether the backend supports the specified feature.
+	bool hasFeature(Feature f);
+
+	// En-/disable the specified feature.
+	void setFeatureState(Feature f, bool enable);
+
+	// Query the state of the specified feature.
+	bool getFeatureState(Feature f);
+
+	// Retrieve a list of all graphics modes supported by this backend.
+	const GraphicsMode *getSupportedGraphicsModes() const;
+
+	// Return the ID of the 'default' graphics mode.
+	int getDefaultGraphicsMode() const;
+
+	// Switch to the specified graphics mode.
+	bool setGraphicsMode(int mode);
+
+	// Determine which graphics mode is currently active.
+	int getGraphicsMode() const;
+
+	// Set colors of the palette
+	void setPalette(const byte *colors, uint start, uint num);
+
+	// Set the size of the video bitmap.
+	// Typically, 320x200
+	void initSize(uint w, uint h, int overlaySize);
+
+	// Draw a bitmap to screen.
+	// The screen will not be updated to reflect the new bitmap
+	void copyRectToScreen(const byte *buf, int pitch, int x, int y, int w, int h);
+
+	// Update the dirty areas of the screen
+	void updateScreen();
+
+	// Either show or hide the mouse cursor
+	bool showMouse(bool visible);
+
+	// Set the position of the mouse cursor
+	void set_mouse_pos(int x, int y);
+
+	// Warp the mouse cursor. Where set_mouse_pos() only informs the
+	// backend of the mouse cursor's current position, this function
+	// actually moves the cursor to the specified position.
+	void warpMouse(int x, int y);
+
+	// Set the bitmap that's used when drawing the cursor.
+	void setMouseCursor(const byte *buf, uint w, uint h, int hotspotX, int hotspotY, byte keycolor = 255, int cursorTargetScale = 1);
+
+	// Shaking is used in SCUMM. Set current shake position.
+	void setShakePos(int shake_pos);
+
+	// Get the number of milliseconds since the program was started.
+	uint32 getMillis();
+
+	// Delay for a specified amount of milliseconds
+	void delayMillis(uint msecs);
+
+	// Get the next event.
+	// Returns true if an event was retrieved.
+	bool pollEvent(Event &event);
+
+	// Set function that generates samples
+	bool setSoundCallback(SoundProc proc, void *param);
+	void clearSoundCallback();
+
+	// Determine the output sample rate. Audio data provided by the sound
+	// callback will be played using this rate.
+	int getOutputSampleRate() const;
+
+	// Initialise the specified CD drive for audio playback.
+	bool openCD(int drive);
+
+	// Poll cdrom status
+	// Returns true if cd audio is playing
+	bool pollCD();
+
+	// Play cdrom audio track
+	void playCD(int track, int num_loops, int start_frame, int duration);
+
+	// Stop cdrom audio track
+	void stopCD();
+
+	// Update cdrom audio status
+	void updateCD();
+
+	// Quit
+	void quit();
+
+	// Add a callback timer
+	void setTimerCallback(TimerProc callback, int interval);
+
+	// Mutex handling
+	MutexRef createMutex();
+	void lockMutex(MutexRef mutex);
+	void unlockMutex(MutexRef mutex);
+	void deleteMutex(MutexRef mutex);
+
+	// Overlay handling for the new menu system
+	void showOverlay();
+	void hideOverlay();
+	void clearOverlay();
+	void grabOverlay(int16 *, int);
+	void copyRectToOverlay(const int16 *, int, int, int, int, int);
+	virtual int16 getHeight();
+	virtual int16 getWidth();
+
+	virtual void grabPalette(byte *colors, uint start, uint num);
+
+	// Set a window caption or any other comparable status display to the
+	// given value.
+	void setWindowCaption(const char *caption);
+
+	static OSystem *create(int gfx_mode, bool full_screen);
+
+private:
+	typedef struct {
+		int x, y;
+		int w, h;
+		int hot_x, hot_y;
+	} MouseState;
+
+	typedef struct {
+		int x, y, w, h;
+	} DirtyRect;
+
+	enum {
+		MAX_NUMBER_OF_DIRTY_RECTS = 32
+	};
+
+	void create_empty_cursor();
+	void draw_mouse(DirtyRect *dout);
+	void undraw_mouse();
+	void updateScreen_helper(const DirtyRect *d, DirtyRect *dout);
+	void blit_convert(const DirtyRect *d, uint8 *dst, int pitch);
+	void blit(const DirtyRect *d, uint16 *dst, int pitch);
+
+	uint8 *_local_fb;
+	uint16 *_local_fb_overlay;
+	bool _overlay_visible;
+
+	int _window_width, _window_height;
+	int _fb_width, _fb_height;
+	int _scumm_x, _scumm_y;
+
+	uint16 *_palette16;
+	uint32 *_palette32;
+
+	bool _palette_changed;
+	Display *_display;
+	int _screen, _depth;
+	uint8 _bytesPerPixel;
+	Window _window;
+	GC _black_gc;
+	XImage *_image;
+	pthread_t _sound_thread;
+
+	struct timeval _start_time;
+
+	int _fake_right_mouse;
+	int _report_presses;
+	int _current_shake_pos;
+	int _new_shake_pos;
+	DirtyRect _ds[MAX_NUMBER_OF_DIRTY_RECTS];
+	int _num_of_dirty_rects;
+
+	MouseState _oldMouseState, _curMouseState;
+	byte *_ms_buf;
+	bool _mouse_visible;
+	bool _mouse_state_changed;
+	byte _mouseKeycolor;
+
+	uint32 _timer_duration, _timer_next_expiry;
+	bool _timer_active;
+	int (*_timer_callback) (int);
+};
+
+typedef struct {
+	OSystem::SoundProc sound_proc;
+	void *param;
+} THREAD_PARAM;