aboutsummaryrefslogtreecommitdiff
path: root/backends/platform/ds/arm9/source/osystem_ds.h
blob: 7feed7541fc29959ea09420c5c9492869812ebaf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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 _OSYSTEM_DS_H_
#define _OSYSTEM_DS_H_

#include "backends/base-backend.h"
#include "common/events.h"
#include "nds.h"
#include "gbampsave.h"
#include "backends/saves/default/default-saves.h"
#include "backends/timer/default/default-timer.h"
#include "audio/mixer_intern.h"
#include "graphics/surface.h"
#include "graphics/colormasks.h"

class OSystem_DS : public BaseBackend, public PaletteManager {
protected:

	int eventNum;
	int lastPenFrame;

	Common::Event eventQueue[96];
	int queuePos;

	GBAMPSaveFileManager mpSaveManager;
	Audio::MixerImpl *_mixer;
	DefaultTimerManager *_timer;
	Graphics::Surface _framebuffer;
	bool _frameBufferExists;
	bool _graphicsEnable;

	static OSystem_DS *_instance;

	u16 _palette[256];
	u16 _cursorPalette[256];

	u8 _cursorImage[64 * 64];
	uint _cursorW;
	uint _cursorH;
	int _cursorHotX;
	int _cursorHotY;
	byte _cursorKey;
	int _cursorScale;


	Graphics::Surface *createTempFrameBuffer();
	bool _disableCursorPalette;

	int _gammaValue;

public:
	typedef void (*SoundProc)(byte *buf, int len);
	typedef int  (*TimerProc)(int interval);

	OSystem_DS();
	virtual ~OSystem_DS();

	static OSystem_DS *instance() { return _instance; }

	virtual bool hasFeature(Feature f);
	virtual void setFeatureState(Feature f, bool enable);
	virtual bool getFeatureState(Feature f);
	virtual const GraphicsMode *getSupportedGraphicsModes() const;
	virtual int getDefaultGraphicsMode() const;
	virtual bool setGraphicsMode(int mode);
	bool setGraphicsMode(const char *name);
	virtual int getGraphicsMode() const;
	virtual void initSize(uint width, uint height, const Graphics::PixelFormat *format);
	virtual int16 getHeight();
	virtual int16 getWidth();

	virtual PaletteManager *getPaletteManager() { return this; }
protected:
	// PaletteManager API
	virtual void setPalette(const byte *colors, uint start, uint num);
	virtual void grabPalette(byte *colors, uint start, uint num);

public:
	void restoreHardwarePalette();

	virtual void copyRectToScreen(const byte *buf, int pitch, int x, int y, int w, int h);
	virtual void updateScreen();
	virtual void setShakePos(int shakeOffset);

	virtual void showOverlay();
	virtual 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 int16 getOverlayHeight();
	virtual int16 getOverlayWidth();
	virtual Graphics::PixelFormat getOverlayFormat() const { return Graphics::createPixelFormat<1555>(); }

	virtual bool showMouse(bool visible);

	virtual void warpMouse(int x, int y);
	virtual void setMouseCursor(const byte *buf, uint w, uint h, int hotspotX, int hotspotY, u32 keycolor, int targetCursorScale, const Graphics::PixelFormat *format);

	virtual bool pollEvent(Common::Event &event);
	virtual uint32 getMillis();
	virtual void delayMillis(uint msecs);
	virtual void getTimeAndDate(TimeDate &t) const;

	virtual MutexRef createMutex(void);
	virtual void lockMutex(MutexRef mutex);
	virtual void unlockMutex(MutexRef mutex);
	virtual void deleteMutex(MutexRef mutex);


	// FIXME/TODO: The CD API as follows is *obsolete*
	// and should be replaced by an AudioCDManager subclass,
	// see backends/audiocd/ and common/system.h
	virtual bool openCD(int drive);
	virtual bool pollCD();
	virtual void playCD(int track, int num_loops, int start_frame, int duration);
	virtual void stopCD();
	virtual void updateCD();

	virtual void quit();

	virtual Common::SaveFileManager *getSavefileManager();

	void addEvent(const Common::Event& e);
	bool isEventQueueEmpty() const { return queuePos == 0; }

	virtual bool grabRawScreen(Graphics::Surface *surf);

	virtual void setFocusRectangle(const Common::Rect& rect);

	virtual void clearFocusRectangle();

	virtual void initBackend();

	virtual Graphics::Surface *lockScreen();
	virtual void unlockScreen();

	virtual Audio::Mixer *getMixer() { return _mixer; }
	Audio::MixerImpl *getMixerImpl() { return _mixer; }

	virtual Common::TimerManager *getTimerManager() { return _timer; }
	static int timerHandler(int t);


	virtual void addAutoComplete(const char *word);
	virtual void clearAutoComplete();
	virtual void setCharactersEntered(int count);

	u16 getDSPaletteEntry(u32 entry) const { return _palette[entry]; }
	u16 getDSCursorPaletteEntry(u32 entry) const { return !_disableCursorPalette? _cursorPalette[entry]: _palette[entry]; }

	virtual void setCursorPalette(const byte *colors, uint start, uint num);

	virtual void disableCursorPalette(bool dis) { _disableCursorPalette = dis; refreshCursor(); }

	FilesystemFactory *getFilesystemFactory();

	void refreshCursor();

	Common::WriteStream *createConfigWriteStream();
	Common::SeekableReadStream *createConfigReadStream();

	u16 applyGamma(u16 colour);
	void setGammaValue(int gamma) { _gammaValue = gamma; }

	void engineDone();
};

static const OSystem::GraphicsMode s_supportedGraphicsModes[] = {
	{0, 0, 0},
};

#endif