diff options
Diffstat (limited to 'backends/platform/PalmOS/Src/be_os5.h')
-rw-r--r-- | backends/platform/PalmOS/Src/be_os5.h | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/backends/platform/PalmOS/Src/be_os5.h b/backends/platform/PalmOS/Src/be_os5.h new file mode 100644 index 0000000000..40a8340820 --- /dev/null +++ b/backends/platform/PalmOS/Src/be_os5.h @@ -0,0 +1,164 @@ +/* ScummVM - Scumm Interpreter + * Copyright (C) 2001 Ludvig Strigeus + * Copyright (C) 2001-2006 The ScummVM project + * Copyright (C) 2002-2006 Chris Apers - PalmOS Backend + * + * 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 BE_OS5_H +#define BE_OS5_H + +#include "be_base.h" + +#if !defined(SYSTEM_CALLBACK) || defined(PALMOS_68K) +# define SYSTEM_CALLBACK +# ifdef PALMOS_ARM +# define CALLBACK_PROLOGUE \ + __asm { \ + stmfd r13!,{r9,r10}; \ + ldr r9,[r0]; \ + ldr r10,[r0,#4]; \ + } +# define CALLBACK_EPILOGUE __asm { ldmfd r13!,{r9,r10} } +# define CALLBACK_INIT(regs) \ + __asm { \ + ldr r0, = regs; \ + add r0,r0,r10; \ + str r9,[r0]; \ + str r10,[r0,#4]; \ + } +# else +# define CALLBACK_PROLOGUE \ + asm ( \ + movem.l a4-a5, -(sp); \ + move.l UserDataP, a0; \ + move.l 0(a0), a4; \ + move.l 4(a0), a5; \ + ); +# define CALLBACK_EPILOGUE asm ( movem.l (sp)+, a4-a5 ); +# define CALLBACK_INIT(regs) \ + { \ + void *ptr = ®s; \ + asm ( \ + move.l ptr, a0; \ + move.l a4, 0(a0); \ + move.l a5, 4(a0); \ + ); \ + } +# endif +#else +# define CALLBACK_PROLOGUE +# define CALLBACK_EPILOGUE +# define CALLBACK_INIT(regs) +#endif + +// TODO : change / remove this +#define gfxMakeDisplayRGB_BigEndian(_r,_g,_b) \ + ( (((_g) & 0xFC) << 11) | (((_b) & 0xF8) << 5) | ((_r) & 0xF8) | (((_g) & 0xFF) >> 5) ) + +#define gfxMakeDisplayRGB_LittleEndian(_r,_g,_b) \ + ( (((_r) & 0xF8) << 8) | (((_g) & 0xFC) << 3) | (((_b) & 0xF8) >> 3) ) + +#if CPU_TYPE == CPU_68K +#define gfxMakeDisplayRGB(_r,_g,_b) gfxMakeDisplayRGB_BigEndian(_r,_g,_b) +#else +#define gfxMakeDisplayRGB(_r,_g,_b) gfxMakeDisplayRGB_LittleEndian(_r,_g,_b) +#endif + +typedef struct { + // for real thread version only + UInt32 __reg1; + UInt32 __reg2; + + // no real thread version + Boolean set; + UInt32 size; + void *dataP; + + // default sound stuff + SndStreamRef handle; + SoundPtr sound; +} SoundExType, *SoundExPtr; +extern SoundExType _soundEx; + +class OSystem_PalmOS5 : public OSystem_PalmBase { +private: + typedef void (OSystem_PalmOS5::*RendererProc)(RectangleType &r, PointType &p); + RendererProc _render; + + OverlayColor *_overlayP; + WinHandle _overlayH, _workScreenH; + int16 _nativePal[256]; + int16 *_workScreenP; + + Boolean _isSwitchable, _wasRotated; + + virtual void int_initBackend(); + virtual void int_updateScreen(); + virtual void int_initSize(uint w, uint h); + + virtual void unload_gfx_mode(); + virtual void load_gfx_mode(); + virtual void hotswap_gfx_mode(int mode); + + void draw_mouse(); + void undraw_mouse(); + virtual void get_coordinates(EventPtr ev, Coord &x, Coord &y); + virtual bool check_event(Event &event, EventPtr ev); + virtual void extras_palette(uint8 index, uint8 r, uint8 g, uint8 b); + + void render_landscape(RectangleType &r, PointType &p); + void render_portrait(RectangleType &r, PointType &p); + void render_1x(RectangleType &r, PointType &p); + WinHandle alloc_screen(Coord w, Coord h); + virtual void draw_osd(UInt16 id, Int32 x, Int32 y, Boolean show, UInt8 color = 0); + + virtual SndStreamVariableBufferCallback sound_callback(); + virtual void sound_handler(); + +protected: + UInt16 _sysOldCoord, _sysOldOrientation; + Boolean _stretched; + +public: + OSystem_PalmOS5(); + static OSystem *create(); + + void copyRectToScreen(const byte *buf, int pitch, int x, int y, int w, int h); + void clearScreen(); + + void setMouseCursor(const byte *buf, uint w, uint h, int hotspotX, int hotspotY, byte keycolor, int cursorTargetScale); + + void showOverlay(); + void hideOverlay(); + 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); + virtual OverlayColor RGBToColor(uint8 r, uint8 g, uint8 b); + virtual void colorToRGB(OverlayColor color, uint8 &r, uint8 &g, uint8 &b); + + virtual bool setSoundCallback(SoundProc proc, void *param); + void clearSoundCallback(); + + void setWindowCaption(const char *caption); + +}; + +#endif |