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Diffstat (limited to 'backends/sdl/sdl-common.h')
| -rw-r--r-- | backends/sdl/sdl-common.h | 392 |
1 files changed, 0 insertions, 392 deletions
diff --git a/backends/sdl/sdl-common.h b/backends/sdl/sdl-common.h deleted file mode 100644 index f4c9383c63..0000000000 --- a/backends/sdl/sdl-common.h +++ /dev/null @@ -1,392 +0,0 @@ -/* 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. - * - * $URL$ - * $Id$ - * - */ - -#ifndef SDL_COMMON_H -#define SDL_COMMON_H - -#include <SDL.h> - -#include "common/stdafx.h" -#include "common/scummsys.h" -#include "common/system.h" -#include "graphics/scaler.h" -#include "backends/intern.h" - - -#if !defined(_WIN32_WCE) && !defined(__SYMBIAN32__) -// Uncomment this to enable the 'on screen display' code. -#define USE_OSD 1 -#endif - - -enum { - GFX_NORMAL = 0, - GFX_DOUBLESIZE = 1, - GFX_TRIPLESIZE = 2, - GFX_2XSAI = 3, - GFX_SUPER2XSAI = 4, - GFX_SUPEREAGLE = 5, - GFX_ADVMAME2X = 6, - GFX_ADVMAME3X = 7, - GFX_HQ2X = 8, - GFX_HQ3X = 9, - GFX_TV2X = 10, - GFX_DOTMATRIX = 11 -}; - - -class OSystem_SDL : public OSystem { -public: - OSystem_SDL(); - virtual ~OSystem_SDL(); - - virtual void initBackend(); - - void beginGFXTransaction(void); - void endGFXTransaction(void); - - // Set the size of the video bitmap. - // Typically, 320x200 - virtual void initSize(uint w, uint h); // overloaded by CE backend - - // Set colors of the palette - void setPalette(const byte *colors, uint start, uint num); - - // Get colors of the palette - void grabPalette(byte *colors, uint start, uint num); - - // Draw a bitmap to screen. - // The screen will not be updated to reflect the new bitmap - virtual void copyRectToScreen(const byte *src, int pitch, int x, int y, int w, int h); // overloaded by CE backend (FIXME) - - // Copies the screen to a buffer - bool grabRawScreen(Graphics::Surface *surf); - - // Clear the screen - void clearScreen(); - - // Update the dirty areas of the screen - void updateScreen(); - - // Either show or hide the mouse cursor - bool showMouse(bool visible); - - // 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. - virtual void warpMouse(int x, int y); // overloaded by CE backend (FIXME) - - // Set the bitmap that's used when drawing the cursor. - virtual void setMouseCursor(const byte *buf, uint w, uint h, int hotspot_x, int hotspot_y, byte keycolor, int cursorTargetScale); // overloaded by CE backend (FIXME) - - // Set colors of cursor palette - void setCursorPalette(const byte *colors, uint start, uint num); - - // Disables or enables cursor palette - void disableCursorPalette(bool disable) { - _cursorPaletteDisabled = disable; - blitCursor(); - }; - - // 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. - virtual bool pollEvent(Event &event); // overloaded by CE backend - - // Set function that generates samples - virtual bool setSoundCallback(SoundProc proc, void *param); // overloaded by CE backend - - void clearSoundCallback(); - - // Poll CD status - // Returns true if cd audio is playing - bool pollCD(); - - // Play CD audio track - void playCD(int track, int num_loops, int start_frame, int duration); - - // Stop CD audio track - void stopCD(); - - // Update CD audio status - void updateCD(); - - // Quit - virtual void quit(); // overloaded by CE backend - - - // Add a callback timer - void setTimerCallback(TimerProc callback, int timer); - - // Mutex handling - MutexRef createMutex(); - void lockMutex(MutexRef mutex); - void unlockMutex(MutexRef mutex); - void deleteMutex(MutexRef mutex); - - // Overlay - virtual void showOverlay(); // WinCE FIXME - virtual void hideOverlay(); // WinCE FIXME - virtual void clearOverlay(); - virtual void grabOverlay(OverlayColor *buf, int pitch); - virtual void copyRectToOverlay(const OverlayColor *buf, int pitch, int x, int y, int w, int h); // WinCE FIXME - virtual int16 getHeight(); - virtual int16 getWidth(); - virtual int16 getOverlayHeight() { return _overlayHeight; } - virtual int16 getOverlayWidth() { return _overlayWidth; } - - // Methods that convert RGB to/from colors suitable for the overlay. - virtual OverlayColor RGBToColor(uint8 r, uint8 g, uint8 b); - virtual void colorToRGB(OverlayColor color, uint8 &r, uint8 &g, uint8 &b); - - - virtual const GraphicsMode *getSupportedGraphicsModes() const; - virtual int getDefaultGraphicsMode() const; - virtual bool setGraphicsMode(int mode); - virtual int getGraphicsMode() const; - - virtual void setWindowCaption(const char *caption); - virtual bool openCD(int drive); - virtual int getOutputSampleRate() const; - - virtual bool hasFeature(Feature f); - virtual void setFeatureState(Feature f, bool enable); - virtual bool getFeatureState(Feature f); - -#ifdef USE_OSD - void displayMessageOnOSD(const char *msg); -#endif - -protected: - bool _inited; - -#ifdef USE_OSD - SDL_Surface *_osdSurface; - Uint8 _osdAlpha; // Transparency level of the OSD - uint32 _osdFadeStartTime; // When to start the fade out - enum { - kOSDFadeOutDelay = 2 * 1000, // Delay before the OSD is faded out (in milliseconds) - kOSDFadeOutDuration = 500, // Duration of the OSD fade out (in milliseconds) - kOSDColorKey = 1, - kOSDInitialAlpha = 80 // Initial alpha level, in percent - }; -#endif - - // hardware screen - SDL_Surface *_hwscreen; - - // unseen game screen - SDL_Surface *_screen; - int _screenWidth, _screenHeight; - - // temporary screen (for scalers) - SDL_Surface *_tmpscreen; - SDL_Surface *_tmpscreen2; - - // overlay - SDL_Surface *_overlayscreen; - int _overlayWidth, _overlayHeight; - bool _overlayVisible; - - // Audio - int _samplesPerSec; - - // CD Audio - SDL_CD *_cdrom; - int _cdTrack, _cdNumLoops, _cdStartFrame, _cdDuration; - uint32 _cdEndTime, _cdStopTime; - - enum { - DF_WANT_RECT_OPTIM = 1 << 0, - DF_UPDATE_EXPAND_1_PIXEL = 1 << 1 - }; - - enum { - kTransactionNone = 0, - kTransactionCommit = 1, - kTransactionActive = 2 - }; - - struct TransactionDetails { - int mode; - bool modeChanged; - int w; - int h; - bool sizeChanged; - bool fs; - bool fsChanged; - bool ar; - bool arChanged; - bool needHotswap; - bool needUpdatescreen; - bool needUnload; - bool needToggle; - bool normal1xScaler; - }; - TransactionDetails _transactionDetails; - - /** Force full redraw on next updateScreen */ - bool _forceFull; - ScalerProc *_scalerProc; - int _scalerType; - int _scaleFactor; - int _mode; - int _transactionMode; - bool _fullscreen; - - /** Current video mode flags (see DF_* constants) */ - uint32 _modeFlags; - bool _modeChanged; - - /** True if aspect ratio correction is enabled. */ - bool _adjustAspectRatio; - - enum { - NUM_DIRTY_RECT = 100, - - MAX_MOUSE_W = 80, - MAX_MOUSE_H = 80, - MAX_SCALING = 3 - }; - - // Dirty rect management - SDL_Rect _dirtyRectList[NUM_DIRTY_RECT]; - int _numDirtyRects; - uint32 *_dirtyChecksums; - bool _cksumValid; - int _cksumNum; - - // Keyboard mouse emulation. Disabled by fingolfin 2004-12-18. - // I am keeping the rest of the code in for now, since the joystick - // code (or rather, "hack") uses it, too. - struct KbdMouse { - int16 x, y, x_vel, y_vel, x_max, y_max, x_down_count, y_down_count; - uint32 last_time, delay_time, x_down_time, y_down_time; - }; - - struct MousePos { - // The mouse position, using either virtual (game) or real - // (overlay) coordinates. - int16 x, y; - - // The size and hotspot of the original cursor image. - int16 w, h; - int16 hotX, hotY; - - // The size and hotspot of the pre-scaled cursor image, in real - // coordinates. - int16 rW, rH; - int16 rHotX, rHotY; - - // The size and hotspot of the pre-scaled cursor image, in game - // coordinates. - int16 vW, vH; - int16 vHotX, vHotY; - - MousePos() : x(0), y(0), w(0), h(0), hotX(0), hotY(0), - rW(0), rH(0), rHotX(0), rHotY(0), vW(0), vH(0), - vHotX(0), vHotY(0) - { } - }; - - // mouse - KbdMouse _km; - bool _mouseVisible; - bool _mouseDrawn; - byte *_mouseData; - SDL_Rect _mouseBackup; - MousePos _mouseCurState; - byte _mouseKeyColor; - int _cursorTargetScale; - bool _cursorPaletteDisabled; - SDL_Surface *_mouseOrigSurface; - SDL_Surface *_mouseSurface; - enum { - kMouseColorKey = 1 - }; - - // joystick - SDL_Joystick *_joystick; - - // Shake mode - int _currentShakePos; - int _newShakePos; - - // Palette data - SDL_Color *_currentPalette; - uint _paletteDirtyStart, _paletteDirtyEnd; - - // Cursor palette data - SDL_Color *_cursorPalette; - - /** - * Mutex which prevents multiple threads from interfering with each other - * when accessing the screen. - */ - MutexRef _graphicsMutex; - - - void addDirtyRgnAuto(const byte *buf); - void makeChecksums(const byte *buf); - - virtual void addDirtyRect(int x, int y, int w, int h, bool realCoordinates = false); // overloaded by CE backend - - virtual void drawMouse(); // overloaded by CE backend - virtual void undrawMouse(); // overloaded by CE backend (FIXME) - virtual void blitCursor(); // overloaded by CE backend (FIXME) - - /** Set the position of the virtual mouse cursor. */ - void setMousePos(int x, int y); - virtual void fillMouseEvent(Event &event, int x, int y); // overloaded by CE backend - void toggleMouseGrab(); - - virtual void internUpdateScreen(); // overloaded by CE backend - - virtual void loadGFXMode(); // overloaded by CE backend - virtual void unloadGFXMode(); // overloaded by CE backend - virtual void hotswapGFXMode(); // overloaded by CE backend - - void setFullscreenMode(bool enable); - void setAspectRatioCorrection(bool enable); - - virtual bool saveScreenshot(const char *filename); // overloaded by CE backend - - int effectiveScreenHeight() const { return (_adjustAspectRatio ? 240 : _screenHeight) * _scaleFactor; } - - void setupIcon(); - void handleKbdMouse(); - - virtual bool remapKey(SDL_Event &ev, Event &event); - - void handleScalerHotkeys(const SDL_KeyboardEvent &key); -}; - -#endif |