/* ScummVM - Scumm Interpreter * Copyright (C) 2002 Rüdiger Hanke (MorphOS port) * * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * MorphOS-specific header file * * $Header$ * */ #ifndef MORPHOS_MORPHOS_H #define MORPHOS_MORPHOS_H #include #include #include #include #include #include #include "backends/intern.h" #include "morphos_scaler.h" class OSystem_MorphOS : public OSystem { public: OSystem_MorphOS(SCALERTYPE gfx_mode, bool full_screen); virtual ~OSystem_MorphOS(); bool Initialise(); // Set colors of the palette virtual void set_palette(const byte *colors, uint start, uint num); // Set the size of the video bitmap. // Typically, 320x200 virtual void initSize(uint w, uint h); // Draw a bitmap to screen. // The screen will not be updated to reflect the new bitmap virtual void copy_rect(const byte *buf, int pitch, int x, int y, int w, int h); void move_screen(int dx, int dy, int height); // Update the dirty areas of the screen virtual void update_screen(); // Either show or hide the mouse cursor virtual bool show_mouse(bool visible); // Set the position of the mouse cursor virtual void set_mouse_pos(int x, int y); // Set the bitmap that's used when drawing the cursor. virtual void set_mouse_cursor(const byte *buf, uint w, uint h, int hotspot_x, int hotspot_y); // Shaking is used in SCUMM. Set current shake position. virtual void set_shake_pos(int shake_pos); // Overlay virtual void show_overlay(); virtual void hide_overlay(); virtual void clear_overlay(); virtual void grab_overlay(int16 *buf, int pitch); virtual void copy_rect_overlay(const int16 *buf, int pitch, int x, int y, int w, int h); virtual int16 get_height(); virtual int16 get_width(); // Get the number of milliseconds since the program was started. virtual uint32 get_msecs(); // Delay for a specified amount of milliseconds virtual void delay_msecs(uint msecs); // Add a new callback timer virtual void set_timer(TimerProc callback, int timer); // Mutex handling virtual MutexRef create_mutex(); virtual void lock_mutex(MutexRef mutex); virtual void unlock_mutex(MutexRef mutex); virtual void delete_mutex(MutexRef mutex); // Get the next event. // Returns true if an event was retrieved. virtual bool poll_event(Event *event); // Moves mouse pointer to specified position virtual void warp_mouse(int x, int y); // Set the function to be invoked whenever samples need to be generated virtual bool setSoundCallback(SoundProc proc, void *param); void fill_sound (byte * stream, int len); void clearSoundCallback(); virtual uint32 property(int param, Property *value); // Poll cdrom status // Returns true if cd audio is playing virtual bool poll_cdrom(); // Play cdrom audio track virtual void play_cdrom(int track, int num_loops, int start_frame, int duration); // Stop cdrom audio track virtual void stop_cdrom(); // Update cdrom audio status virtual void update_cdrom(); // Quit virtual void quit(); static OSystem_MorphOS *create(SCALERTYPE gfx_scaler, bool full_screen); static bool OpenATimer(MsgPort **port, IORequest **req, ULONG unit, bool required = true); private: typedef enum { CSDSPTYPE_WINDOWED, CSDSPTYPE_FULLSCREEN, CSDSPTYPE_TOGGLE, CSDSPTYPE_KEEP } CS_DSPTYPE; static const int MAX_MOUSE_W = 80; static const int MAX_MOUSE_H = 80; void CreateScreen(CS_DSPTYPE dspType); void SwitchScalerTo(SCALERTYPE newScaler); bool AddUpdateRect(WORD x, WORD y, WORD w, WORD h); void DrawMouse(); void UndrawMouse(); /* Display-related attributes */ Screen *ScummScreen; Window *ScummWindow; char ScummWndTitle[125]; APTR ScummBuffer; LONG ScummBufferWidth; LONG ScummBufferHeight; ScreenBuffer *ScummScreenBuffer[2]; BitMap *ScummRenderTo; ULONG ScummPaintBuffer; int ScummScrWidth; int ScummScrHeight; int ScummDepth; bool Scumm16ColFmt16; UWORD *ScummNoCursor; ULONG ScummColors[256]; USHORT ScummColors16[256]; WORD ScummWinX; WORD ScummWinY; bool ScummDefaultMouse; bool ScummOrigMouse; int ScummShakePos; bool FullScreenMode; bool ScreenChanged; UWORD **BlockColors; bool *DirtyBlocks; Region *UpdateRegion; Region *NewUpdateRegion; ULONG UpdateRects; SignalSemaphore CritSec; /* Overlay-related attributes */ APTR OvlBitMap; APTR OvlSavedBuffer; ColorMap *OvlCMap; /* Sound-related attributes */ Process *ScummSoundThread; SoundProc SoundProc; void *SoundParam; MsgPort *ThreadPort; Message MusicStartup; Message SoundStartup; /* CD-ROM related attributes */ CDRIVEPTR CDrive; ULONG CDDATrackOffset; /* Scaling-related attributes */ SCALERTYPE ScummScaler; int ScummScale; MorphOSScaler *Scaler; /* Mouse cursor-related attributes */ bool MouseVisible, MouseDrawn; int MouseX, MouseY; int MouseWidth, MouseHeight; int MouseOldX, MouseOldY; int MouseOldWidth, MouseOldHeight; int MouseHotspotX, MouseHotspotY; byte *MouseImage, MouseBackup[MAX_MOUSE_W*MAX_MOUSE_H]; MsgPort* InputMsgPort; IOStdReq*InputIORequest; /* Timer-related attributes */ MsgPort *TimerMsgPort; timerequest *TimerIORequest; /* Game-related attributes */ int GameID; }; class AutoLock { public: AutoLock(SignalSemaphore* s) : sem(s) { ObtainSemaphore(sem); } ~AutoLock() { ReleaseSemaphore(sem); } private: SignalSemaphore* sem; }; #define AUTO_LOCK AutoLock cs(&CritSec); int morphos_main(int argc, char *argv[]); extern OSystem_MorphOS *TheSystem; #endif