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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2003 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 "system.h"
Err HwrDisplayPalette(UInt8 operation, Int16 startIndex,
UInt16 paletteEntries, RGBColorType *tableP)
SYS_TRAP(sysTrapHwrDisplayPalette);
//-- 02-12-17 --////////////////////////////////////////////////////////////////
class OSystem_PALMOS : public OSystem {
public:
// Set colors of the palette
void set_palette(const byte *colors, uint start, uint num);
// Set the size of the video bitmap.
// Typically, 320x200
void init_size(uint w, uint h);
// Draw a bitmap to screen.
// The screen will not be updated to reflect the new bitmap
void copy_rect(const byte *buf, int pitch, int x, int y, int w, int h);
// Moves the screen content around by the given amount of pixels
// but only the top height pixel rows, the rest stays untouched
void move_screen(int dx, int dy, int height);
// Update the dirty areas of the screen
void update_screen();
// Either show or hide the mouse cursor
bool show_mouse(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 warp_mouse(int x, int y);
// Set the bitmap that's used when drawing the cursor.
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.
void set_shake_pos(int shake_pos);
// Get the number of milliseconds since the program was started.
uint32 get_msecs();
// Delay for a specified amount of milliseconds
void delay_msecs(uint msecs);
// Create a thread
void create_thread(ThreadProc *proc, void *param);
// Get the next event.
// Returns true if an event was retrieved.
bool poll_event(Event *event);
void SimulateArrowKeys(Event *event, Int8 iHoriz, Int8 iVert, Boolean repeat);
/** @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.
* @param format the sample type format.
*/
bool set_sound_proc(SoundProc *proc, void *param, SoundFormat format);
/**
* Remove any audio callback previously set via set_sound_proc, thus effectively
* stopping all audio output immediately.
* @see set_sound_proc
*/
void clear_sound_proc();
//@}
// Poll cdrom status
// Returns true if cd audio is playing
bool poll_cdrom();
// Play cdrom audio track
void play_cdrom(int track, int num_loops, int start_frame, int end_frame);
// Stop cdrom audio track
void stop_cdrom();
// Update cdrom audio status
void update_cdrom();
// Add a callback timer
void set_timer(int timer, int (*callback)(int));
// Mutex handling
MutexRef create_mutex();
void lock_mutex(MutexRef mutex);
void unlock_mutex(MutexRef mutex);
void delete_mutex(MutexRef mutex);
// Quit
void quit();
bool _quit;
// Overlay
void show_overlay();
void hide_overlay();
void clear_overlay();
void grab_overlay(byte *buf, int pitch);
void copy_rect_overlay(const byte *buf, int pitch, int x, int y, int w, int h);
int16 get_width();
int16 get_height();
byte RGBToColor(uint8 r, uint8 g, uint8 b);
void ColorToRGB(byte color, uint8 &r, uint8 &g, uint8 &b);
// Set a parameter
uint32 property(int param, Property *value);
// Savefile management
SaveFileManager *get_savefile_manager();
static OSystem *create(UInt16 gfx_mode);
UInt8 _sndHandle;
Boolean _isSndPlaying;
protected:
bool _overlay_visible;
private:
typedef void (OSystem_PALMOS::*RendererProc)();
RendererProc _renderer_proc;
UInt8 *_sndDataP, *_sndTempP;
void update_screen__flipping();
void update_screen__dbuffer();
void update_screen__direct();
void update_screen__wide();
WinHandle _screenH;
WinHandle _offScreenH;
public:
byte *_screenP;
private:
byte *_offScreenP;
byte *_tmpScreenP;
bool _mouseVisible;
bool _mouseDrawn;
enum {
MAX_MOUSE_W = 40, // must be 80x80 with 640x480 games
MAX_MOUSE_H = 40
};
int _screenWidth, _screenHeight;
bool _overlaySaved;
struct MousePos {
int16 x,y,w,h;
};
UInt16 _mode;
byte *_mouseDataP;
byte *_mouseBackupP;
MousePos _mouseCurState;
MousePos _mouseOldState;
int16 _mouseHotspotX;
int16 _mouseHotspotY;
int _current_shake_pos;
int _new_shake_pos;
UInt16 _decaly, _screeny;
Boolean _vibrate;
UInt32 _exit_delay;
struct {
uint32 duration, next_expiry;
bool active;
int (*callback) (int);
} _timer;
struct {
bool active;
ThreadProc *proc;
void *param;
struct {
UInt32 value;
UInt32 status;
} sleep;
} _thread;
struct {
bool active;
SoundProc *proc;
void *param;
SoundFormat format;
} _sound;
// Palette data
RGBColorType *_currentPalette;
uint _paletteDirtyStart, _paletteDirtyEnd;
void check_sound();
void draw_mouse();
void undraw_mouse();
void load_gfx_mode();
void unload_gfx_mode();
static void autosave();
// cdrom
Boolean _isCDRomAvalaible;
UInt16 _msaRefNum;
AlbumInfoType _msaAlbum;
UInt16 _msaLoops;
UInt32 _msaPBRate;
UInt16 _msaTrack;
UInt32 _msaStopTime;
UInt32 _msaEndTime;
UInt32 _msaStartFrame;
UInt32 _msaEndFrame;
UInt32 _msaTrackStart;
UInt32 _msaTrackLength;
// PALM spec
Int32 _lastKeyPressed;
UInt32 _lastKeyRepeat;
UInt8 _lastKeyModifier;
Boolean _useNumPad;
Boolean _useHRmode;
eventsEnum _lastEvent;
UInt16 _wideRefNum;
Boolean onehalf[320];
OSystem_PALMOS();
};
#endif
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