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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2005 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#ifndef PALM_H
#define PALM_H
#include <SonyClie.h>
#include "common/system.h"
#include "cdaudio.h"
//#include "arm/native.h"
typedef struct {
void *proc;
void *param;
void *handle; // sound handle
UInt32 size; // buffer size
UInt32 slot;
UInt32 active, // is the sound handler active
set, // is the buffer filled
wait; // do we need to wait for sound completion
void *dataP, // main buffer
*tmpP; // tmp buffer (convertion)
} SoundDataType;
// OSD resource id
#define kDrawKeyState 3000
#define kDrawNumPad 3010
#define kDrawBatLow 3020
// OSD key state
enum {
MD_NONE = 0,
MD_CMD,
MD_ALT,
MD_CTRL
};
// gfx modes
enum {
GFX_NORMAL = 0,
GFX_FLIPPING = 100, // Palmos
GFX_BUFFERED = 101, // Palmos
GFX_WIDE = 102 // palmos
};
class OSystem_PALMOS : public OSystem {
public:
// Set colors of the palette
void setPalette(const byte *colors, uint start, uint num);
const GraphicsMode *getSupportedGraphicsModes() const;
bool setGraphicsMode(int mode);
int getGraphicsMode() const;
int getDefaultGraphicsMode() const;
int getOutputSampleRate() const;
bool openCD(int drive);
void setWindowCaption(const char *caption); // TODO : _inGame = true = don't set
bool hasFeature(Feature f);
void setFeatureState(Feature f, bool enable);
bool getFeatureState(Feature f);
// Set the size of the video bitmap.
// Typically, 320x200
void initSize(uint w, uint h, int overlayScale);
// 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();
void clearScreen();
// 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 hotspot_x, int hotspot_y, byte keycolor);
// 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);
void SimulateArrowKeys(Event &event, Int8 iHoriz, Int8 iVert);
/** @name Sound */
//@{
/**
* Set the audio callback which is invoked whenever samples need to be generated.
* Currently, only the 16-bit signed mode is ever used for Simon & Scumm
* @param proc pointer to the callback.
* @param param an arbitrary parameter which is stored and passed to proc.
*/
bool setSoundCallback(SoundProc proc, void *param);
/**
* Remove any audio callback previously set via setSoundCallback, thus effectively
* stopping all audio output immediately.
* @see setSoundCallback
*/
void clearSoundCallback();
//@}
// 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();
// 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);
// Quit
void quit();
// Overlay
void showOverlay();
void hideOverlay();
void clearOverlay();
void grabOverlay(byte *buf, int pitch);
void copyRectToOverlay(const byte *buf, int pitch, int x, int y, int w, int h);
int16 getWidth();
int16 getHeight();
byte RGBToColor(uint8 r, uint8 g, uint8 b);
void ColorToRGB(byte color, uint8 &r, uint8 &g, uint8 &b);
// Savefile management
Common::SaveFileManager *getSavefileManager();
static OSystem *create();
protected:
byte *_tmpScreenP, *_tmpBackupP, *_tmpHotSwapP; // TODO : rename _tmpScreenP
bool _overlayVisible;
private:
typedef void (OSystem_PALMOS::*RendererProc)();
RendererProc _renderer_proc;
void updateScreen_flipping();
void updateScreen_buffered();
void updateScreen_direct();
void updateScreen_widePortrait();
void updateScreen_wideLandscape();
void updateScreen_wideZodiac();
void *ptrP[5]; // various ptr
WinHandle _screenH, _offScreenH;
Boolean _fullscreen, _adjustAspectRatio, _wide;
struct {
Coord x;
Coord y;
UInt32 addr;
} _screenOffset;
byte *_screenP, *_offScreenP;
int _offScreenPitch;
int _screenPitch;
bool _mouseVisible;
bool _mouseDrawn;
enum {
MAX_MOUSE_W = 40, // must be 80x80 with 640x480 games ?
MAX_MOUSE_H = 40
};
int _screenWidth, _screenHeight;
struct MousePos {
int16 x,y,w,h;
};
UInt16 _mode, _initMode, _setMode;
Boolean _modeChanged, _gfxLoaded;
byte *_mouseDataP;
byte *_mouseBackupP;
MousePos _mouseCurState;
MousePos _mouseOldState;
int16 _mouseHotspotX;
int16 _mouseHotspotY;
int _current_shake_pos;
int _new_shake_pos;
byte _mouseKeyColor;
UInt32 _exit_delay;
struct {
uint32 duration, nextExpiry;
bool active;
TimerProc callback;
} _timer;
// Audio
int _samplesPerSec;
SoundDataType _sound;
// Palette data
RGBColorType *_currentPalette;
uint _paletteDirtyStart, _paletteDirtyEnd;
void draw_mouse();
void undraw_mouse();
void sound_handler();
void timer_handler(UInt32 current_msecs);
void getCoordinates(EventPtr event, Coord *x, Coord *y);
void draw1BitGfx(UInt16 id, Int32 x, Int32 y, Boolean clear);
void load_gfx_mode();
void hotswap_gfx_mode(int mode);
void unload_gfx_mode();
// Battery
Boolean _showBatLow;
void battery_handler();
// Alarm
/* Boolean _alarmRaised;
void alarm_handler();
*/
CDAudio *_cdPlayer;
// PALM spec
enum {
kLastKeyNone = 0,
kLastKeyMouse = 1 << 0,
kLastKeyCalc = 1 << 30,
kLastKeyAny = 1 << 31
};
UInt32 _keyMask;
struct {
UInt32 bitUp;
UInt32 bitDown;
UInt32 bitLeft;
UInt32 bitRight;
UInt32 bitButLeft;
} _keyMouse;
Int32 _lastKeyPressed;
UInt32 _lastKeyRepeat;
UInt8 _lastKeyModifier;
Boolean _useNumPad;
Boolean _useHRmode;
eventsEnum _lastEvent;
OSystem_PALMOS();
void init_intern();
};
Err HwrDisplayPalette(UInt8 operation, Int16 startIndex,
UInt16 paletteEntries, RGBColorType *tableP)
SYS_TRAP(sysTrapHwrDisplayPalette);
// Sound
void pcm2adpcm(Int16 *src, UInt8 *dst, UInt32 length);
Err sndCallback(void* UserDataP, SndStreamRef stream, void* bufferP, UInt32 *bufferSizeP);
#endif
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