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Diffstat (limited to 'backends/platform/iphone/osys_main.h')
| -rw-r--r-- | backends/platform/iphone/osys_main.h | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/backends/platform/iphone/osys_main.h b/backends/platform/iphone/osys_main.h new file mode 100644 index 0000000000..705f89319a --- /dev/null +++ b/backends/platform/iphone/osys_main.h @@ -0,0 +1,209 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ + +#include "graphics/surface.h" +#include "iphone_common.h" +#include "backends/base-backend.h" +#include "common/events.h" +#include "sound/mixer_intern.h" +#include "backends/fs/posix/posix-fs-factory.h" +#include "graphics/colormasks.h" + +#include <AudioToolbox/AudioQueue.h> + +#define AUDIO_BUFFERS 3 +#define WAVE_BUFFER_SIZE 2048 +#define AUDIO_SAMPLE_RATE 44100 + +#define SCUMMVM_ROOT_PATH "/var/mobile/Library/ScummVM" +#define SCUMMVM_SAVE_PATH SCUMMVM_ROOT_PATH "/Savegames" +#define SCUMMVM_PREFS_PATH SCUMMVM_ROOT_PATH "/Preferences" + +typedef void (*SoundProc)(void *param, byte *buf, int len); +typedef int (*TimerProc)(int interval); + +typedef struct AQCallbackStruct { + AudioQueueRef queue; + uint32 frameCount; + AudioQueueBufferRef buffers[AUDIO_BUFFERS]; + AudioStreamBasicDescription dataFormat; +} AQCallbackStruct; + +class OSystem_IPHONE : public BaseBackend { +protected: + + static const OSystem::GraphicsMode s_supportedGraphicsModes[]; + static AQCallbackStruct s_AudioQueue; + static SoundProc s_soundCallback; + static void *s_soundParam; + + Common::SaveFileManager *_savefile; + Audio::MixerImpl *_mixer; + Common::TimerManager *_timer; + + Graphics::Surface _framebuffer; + byte *_offscreen; + OverlayColor *_overlayBuffer; + uint16 *_fullscreen; + + uint16 _palette[256]; + bool _overlayVisible; + uint16 _screenWidth; + uint16 _screenHeight; + + struct timeval _startTime; + uint32 _timeSuspended; + + bool _mouseVisible; + byte *_mouseBuf; + byte _mouseKeyColour; + uint _mouseWidth, _mouseHeight; + uint _mouseX, _mouseY; + int _mouseHotspotX, _mouseHotspotY; + bool _mouseDirty; + long _lastMouseDown; + long _lastMouseTap; + Common::Rect _lastDrawnMouseRect; + Common::Event _queuedInputEvent; + bool _needEventRestPeriod; + bool _secondaryTapped; + long _lastSecondaryDown; + long _lastSecondaryTap; + int _gestureStartX, _gestureStartY; + bool _mouseClickAndDragEnabled; + bool _touchpadModeEnabled; + int _lastPadX; + int _lastPadY; + int _lastDragPosX; + int _lastDragPosY; + + int _timerCallbackNext; + int _timerCallbackTimer; + TimerProc _timerCallback; + + Common::Array<Common::Rect> _dirtyRects; + Common::Array<Common::Rect> _dirtyOverlayRects; + ScreenOrientation _screenOrientation; + bool _fullScreenIsDirty; + bool _fullScreenOverlayIsDirty; + int _screenChangeCount; + FilesystemFactory *_fsFactory; + +public: + + OSystem_IPHONE(); + virtual ~OSystem_IPHONE(); + + virtual void initBackend(); + + 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; + bool setGraphicsMode(const char *name); + virtual bool setGraphicsMode(int mode); + virtual int getGraphicsMode() const; + virtual void initSize(uint width, uint height); + virtual int16 getHeight(); + virtual int16 getWidth(); + virtual void setPalette(const byte *colors, uint start, uint num); + virtual void grabPalette(byte *colors, uint start, uint num); + virtual void copyRectToScreen(const byte *buf, int pitch, int x, int y, int w, int h); + virtual void updateScreen(); + virtual Graphics::Surface *lockScreen(); + virtual void unlockScreen(); + 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<565>(); } + + 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, byte keycolor = 255, int cursorTargetScale = 1); + + virtual bool pollEvent(Common::Event &event); + virtual uint32 getMillis(); + virtual void delayMillis(uint msecs); + + virtual MutexRef createMutex(void); + virtual void lockMutex(MutexRef mutex); + virtual void unlockMutex(MutexRef mutex); + virtual void deleteMutex(MutexRef mutex); + + static void mixCallback(void *sys, byte *samples, int len); + virtual void setupMixer(void); + virtual int getOutputSampleRate() const; + virtual void setTimerCallback(TimerProc callback, int interval); + virtual int getScreenChangeID() const { return _screenChangeCount; } + virtual void quit(); + + FilesystemFactory *getFilesystemFactory() { return _fsFactory; } + virtual void addSysArchivesToSearchSet(Common::SearchSet &s, int priority = 0); + virtual void getTimeAndDate(struct tm &t) const; + + virtual Common::SaveFileManager *getSavefileManager(); + virtual Audio::Mixer *getMixer(); + virtual Common::TimerManager *getTimerManager(); + + void startSoundsystem(); + void stopSoundsystem(); + + virtual Common::SeekableReadStream *createConfigReadStream(); + virtual Common::WriteStream *createConfigWriteStream(); + +protected: + void internUpdateScreen(); + void dirtyFullScreen(); + void dirtyFullOverlayScreen(); + void clipRectToScreen(int16 &x, int16 &y, int16 &w, int16 &h); + void suspendLoop(); + void drawDirtyRect(const Common::Rect& dirtyRect); + void drawDirtyOverlayRect(const Common::Rect& dirtyRect); + void drawMouseCursorOnRectUpdate(const Common::Rect& updatedRect, const Common::Rect& mouseRect); + void updateHardwareSurfaceForRect(const Common::Rect& updatedRect); + static void AQBufferCallback(void *in, AudioQueueRef inQ, AudioQueueBufferRef outQB); + static int timerHandler(int t); + + bool handleEvent_swipe(Common::Event &event, int direction); + void handleEvent_keyPressed(Common::Event &event, int keyPressed); + void handleEvent_orientationChanged(int orientation); + + bool handleEvent_mouseDown(Common::Event &event, int x, int y); + bool handleEvent_mouseUp(Common::Event &event, int x, int y); + + bool handleEvent_secondMouseDown(Common::Event &event, int x, int y); + bool handleEvent_secondMouseUp(Common::Event &event, int x, int y); + + bool handleEvent_mouseDragged(Common::Event &event, int x, int y); + bool handleEvent_mouseSecondDragged(Common::Event &event, int x, int y); +}; |