The Ring programming language version 1.2 book - Part 64 of 84

1. Ring Documentation, Release 1.2
• void SDL_UnlockAudioDevice(SDL_AudioDeviceID dev)
• char *SDL_GetBasePath(void)
• char *SDL_GetPrefPath(const char *org,const char *app)
• SDL_RWops *SDL_AllocRW(void)
• void SDL_FreeRW(SDL_RWops *area)
• SDL_RWops SDL_RWFromConstMem(const void mem,int size)
• SDL_RWops *SDL_RWFromFP(void *fp,SDL_bool autoclose)
• SDL_RWops *SDL_RWFromFile(const char *file,const char *mode)
• SDL_RWops *SDL_RWFromMem(void *mem,int size)
• int SDL_RWclose(struct SDL_RWops *context)
• size_t SDL_RWread(struct SDL_RWops *context,void *ptr,size_t size,size_t maxnum)
• Sint64 SDL_RWseek(SDL_RWops *context,Sint64 offset,int whence)
• Sint64 SDL_RWsize(SDL_RWops *context)
• Sint64 SDL_RWtell(struct SDL_RWops *context)
• size_t SDL_RWwrite(struct SDL_RWops *context,const void *ptr,size_t size,size_t num)
• Uint16 SDL_ReadBE16(SDL_RWops *src)
• Uint32 SDL_ReadBE32(SDL_RWops *src)
• Uint64 SDL_ReadBE64(SDL_RWops *src)
• Uint16 SDL_ReadLE16(SDL_RWops *src)
• Uint32 SDL_ReadLE32(SDL_RWops *src)
• Uint64 SDL_ReadLE64(SDL_RWops *src)
• Uint8 SDL_ReadU8(SDL_RWops *src)
• size_t SDL_WriteBE16(SDL_RWops *dst,Uint16 value)
• size_t SDL_WriteBE32(SDL_RWops *dst,Uint32 value)
• size_t SDL_WriteBE64(SDL_RWops *dst,Uint64 value)
• size_t SDL_WriteLE16(SDL_RWops *dst,Uint16 value)
• size_t SDL_WriteLE32(SDL_RWops *dst,Uint32 value)
• size_t SDL_WriteLE64(SDL_RWops *dst,Uint64 value)
• size_t SDL_WriteU8(SDL_RWops *dst,Uint8 value)
• void *SDL_LoadFunction(void *handle,const char *name)
• void *SDL_LoadObject(const char *sofile)
• void SDL_UnloadObject(void *handle)
• const char *SDL_GetPlatform(void)
• int SDL_GetCPUCacheLineSize(void)
• int SDL_GetCPUCount(void)
• int SDL_GetSystemRAM(void)
610

2. Ring Documentation, Release 1.2
• SDL_bool SDL_Has3DNow(void)
• SDL_bool SDL_HasAVX(void)
• SDL_bool SDL_HasMMX(void)
• SDL_bool SDL_HasRDTSC(void)
• SDL_bool SDL_HasSSE(void)
• SDL_bool SDL_HasSSE2(void)
• SDL_bool SDL_HasSSE3(void)
• SDL_bool SDL_HasSSE41(void)
• SDL_bool SDL_HasSSE42(void)
• SDL_PowerState SDL_GetPowerInfo(int *secs,int *pct)
• double SDL_acos(double x)
• int IMG_Init(int flags)
• void IMG_Quit(void)
• SDL_Surface *IMG_Load(const char *file)
• SDL_Surface *IMG_Load_RW(SDL_RWops *src, int freesrc)
• SDL_Surface *IMG_LoadTyped_RW(SDL_RWops *src, int freesrc, char *type)
• SDL_Surface *IMG_LoadCUR_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadBMP_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadPNM_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadXPM_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadXCF_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadPCX_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadGIF_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadJPG_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadTIF_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadPNG_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadTGA_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadLBM_RW(SDL_RWops *src)
• SDL_Surface *IMG_LoadXV_RW(SDL_RWops *src)
• SDL_Surface *IMG_ReadXPMFromArray(char **xpm)
• int IMG_isCUR(SDL_RWops *src)
• int IMG_isICO(SDL_RWops *src)
• int IMG_isBMP(SDL_RWops *src)
• int IMG_isPNM(SDL_RWops *src)
• int IMG_isXPM(SDL_RWops *src)
• int IMG_isXCF(SDL_RWops *src)
611

3. Ring Documentation, Release 1.2
• int IMG_isPCX(SDL_RWops *src)
• int IMG_isGIF(SDL_RWops *src)
• int IMG_isJPG(SDL_RWops *src)
• int IMG_isTIF(SDL_RWops *src)
• int IMG_isPNG(SDL_RWops *src)
• int IMG_isLBM(SDL_RWops *src)
• int IMG_isXV(SDL_RWops *src)
• int TTF_Init(void)
• int TTF_WasInit(void)
• void TTF_Quit(void)
• TTF_Font *TTF_OpenFont(const char *file, int ptsize)
• TTF_Font *TTF_OpenFontRW(SDL_RWops *src, int freesrc, int ptsize)
• TTF_Font *TTF_OpenFontIndex(const char *file, int ptsize, long index)
• TTF_Font *TTF_OpenFontIndexRW(SDL_RWops *src, int freesrc, int ptsize, long index)
• void TTF_CloseFont(TTF_Font *font)
• void TTF_ByteSwappedUNICODE(int swapped)
• int TTF_GetFontStyle(TTF_Font *font)
• void TTF_SetFontStyle(TTF_Font *font, int style)
• int TTF_GetFontOutline(TTF_Font *font)
• void TTF_SetFontOutline(TTF_Font *font, int outline)
• int TTF_GetFontHinting(TTF_Font *font)
• void TTF_SetFontHinting(TTF_Font *font, int hinting)
• int TTF_GetFontKerning(TTF_Font *font)
• void TTF_SetFontKerning(TTF_Font *font, int allowed)
• int TTF_FontHeight(const TTF_Font *font)
• int TTF_FontAscent(const TTF_Font *font)
• int TTF_FontDescent(const TTF_Font *font)
• int TTF_FontLineSkip(const TTF_Font *font)
• long TTF_FontFaces(const TTF_Font *font)
• int TTF_FontFaceIsFixedWidth(const TTF_Font *font)
• char *TTF_FontFaceFamilyName(const TTF_Font *font)
• char *TTF_FontFaceStyleName(const TTF_Font *font)
• int TTF_GlyphIsProvided(const TTF_Font *font, Uint16 ch)
• int TTF_GlyphMetrics(TTF_Font *font, Uint16 ch, int *minx, int *maxx, int *miny, int *maxy, int *advance)
• int TTF_SizeText(TTF_Font *font, const char *text, int *w, int *h)
• int TTF_SizeUTF8(TTF_Font *font, const char *text, int *w, int *h)
612

4. Ring Documentation, Release 1.2
• int TTF_SizeUNICODE(TTF_Font *font, const Uint16 *text, int *w, int *h)
• SDL_Surface *TTF_RenderText_Solid(TTF_Font *font, const char *text, SDL_Color fg)
• SDL_Surface *TTF_RenderUTF8_Solid(TTF_Font *font, const char *text,SDL_Color fg)
• SDL_Surface *TTF_RenderUNICODE_Solid(TTF_Font *font, const Uint16 *text,SDL_Color fg)
• SDL_Surface *TTF_RenderGlyph_Solid(TTF_Font *font, Uint16 ch, SDL_Color fg)
• SDL_Surface *TTF_RenderText_Shaded(TTF_Font *font, const char *text,SDL_Color fg, SDL_Color bg)
• SDL_Surface *TTF_RenderUTF8_Shaded(TTF_Font *font, const char *text,SDL_Color fg, SDL_Color bg)
• SDL_Surface *TTF_RenderUNICODE_Shaded(TTF_Font *font, const Uint16 *text,SDL_Color fg,
SDL_Color bg)
• SDL_Surface *TTF_RenderGlyph_Shaded(TTF_Font *font, Uint16 ch, SDL_Color fg,SDL_Color bg)
• SDL_Surface *TTF_RenderText_Blended(TTF_Font *font, const char *text,SDL_Color fg)
• SDL_Surface *TTF_RenderUTF8_Blended(TTF_Font *font, const char *text,SDL_Color fg)
• SDL_Surface *TTF_RenderUNICODE_Blended(TTF_Font *font, const Uint16 *text,SDL_Color fg)
• SDL_Surface *TTF_RenderGlyph_Blended(TTF_Font *font, Uint16 ch, SDL_Color fg)
• int Mix_Init(int flags)
• void Mix_Quit(void)
• int Mix_OpenAudio(int frequency, Uint16 format, int channels, int chunksize)
• void Mix_CloseAudio(void)
• int Mix_QuerySpec(int *frequency, Uint16 *format, int *channels)
• int Mix_GetNumChunkDecoders(void)
• const char *Mix_GetChunkDecoder(int index)
• Mix_Chunk *Mix_LoadWAV(char *file)
• Mix_Chunk *Mix_LoadWAV_RW(SDL_RWops *src, int freesrc)
• Mix_Chunk *Mix_QuickLoad_WAV(Uint8 *mem)
• void Mix_FreeChunk(Mix_Chunk *chunk)
• int Mix_AllocateChannels(int numchans)
• int Mix_Volume(int channel, int volume)
• int Mix_PlayChannel(int channel, Mix_Chunk *chunk, int loops)
• int Mix_PlayChannelTimed(int channel, Mix_Chunk *chunk, int loops, int ticks)
• int Mix_FadeInChannel(int channel, Mix_Chunk *chunk, int loops, int ms)
• int Mix_FadeInChannelTimed(int channel, Mix_Chunk *chunk,int loops, int ms, int ticks)
• void Mix_Pause(int channel)
• void Mix_Resume(int channel)
• int Mix_HaltChannel(int channel)
• int Mix_ExpireChannel(int channel, int ticks)
• int Mix_FadeOutChannel(int channel, int ms)
613

5. Ring Documentation, Release 1.2
• int Mix_Paused(int channel)
• Mix_Fading Mix_FadingChannel(int which)
• Mix_Chunk *Mix_GetChunk(int channel)
• int Mix_ReserveChannels(int num)
• int Mix_GroupChannel(int which, int tag)
• int Mix_GroupChannels(int from, int to, int tag)
• int Mix_GroupCount(int tag)
• int Mix_GroupAvailable(int tag)
• int Mix_GroupOldest(int tag)
• int Mix_GroupNewer(int tag)
• int Mix_FadeOutGroup(int tag, int ms)
• int Mix_HaltGroup(int tag)
• int Mix_GetNumMusicDecoders(void)
• const char *Mix_GetMusicDecoder(int index)
• Mix_Music *Mix_LoadMUS(const char *file)
• void Mix_FreeMusic(Mix_Music *music)
• int Mix_PlayMusic(Mix_Music *music, int loops)
• int Mix_FadeInMusic(Mix_Music *music, int loops, int ms)
• int Mix_FadeInMusicPos(Mix_Music *music, int loops, int ms, double position)
• int Mix_PlayingMusic(void)
• int Mix_PausedMusic(void)
• Mix_Fading Mix_FadingMusic(void)
• void *Mix_GetMusicHookData(void)
• int Mix_RegisterEffect(int chan, Mix_EffectFunc_t f, Mix_EffectDone_t d,void *arg)
• int Mix_UnregisterEffect(int channel, Mix_EffectFunc_t f)
• int Mix_UnregisterAllEffects(int channel)
• int Mix_SetDistance(int channel, Uint8 distance)
• int Mix_SetPosition(int channel, Sint16 angle, Uint8 distance)
• int Mix_SetReverseStereo(int channel, int flip)
• int SDLNet_Init(void)
• void SDLNet_Quit(void)
• char *SDLNet_GetError(void)
• void SDLNet_Write16(Uint16 value, void *area)
• void SDLNet_Write32(Uint32 value, void *area)
• Uint16 SDLNet_Read16(void *area)
• Uint32 SDLNet_Read32(void *area)
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6. Ring Documentation, Release 1.2
• int SDLNet_ResolveHost(IPaddress *address, const char *host, Uint16 port)
• const char *SDLNet_ResolveIP(IPaddress *address)
• TCPsocket SDLNet_TCP_Open(IPaddress *ip)
• void SDLNet_TCP_Close(TCPsocket sock)
• TCPsocket SDLNet_TCP_Accept(TCPsocket server)
• IPaddress *SDLNet_TCP_GetPeerAddress(TCPsocket sock)
• int SDLNet_TCP_Send(TCPsocket sock, const void *data, int len)
• int SDLNet_TCP_Recv(TCPsocket sock, void *data, int maxlen)
• UDPsocket SDLNet_UDP_Open(Uint16 port)
• void SDLNet_UDP_Close(UDPsocket sock)
• int SDLNet_UDP_Bind(UDPsocket sock, int channel, IPaddress *address)
• void SDLNet_UDP_Unbind(UDPsocket sock, int channel)
• IPaddress *SDLNet_UDP_GetPeerAddress(UDPsocket sock, int channel)
• int SDLNet_UDP_Send(UDPsocket sock, int channel, UDPpacket *packet)
• int SDLNet_UDP_Recv(UDPsocket sock, UDPpacket *packet)
• int SDLNet_UDP_SendV(UDPsocket sock, UDPpacket **packetV, int npackets)
• int SDLNet_UDP_RecvV(UDPsocket sock, UDPpacket **packetV)
• UDPpacket *SDLNet_AllocPacket(int size)
• int SDLNet_ResizePacket(UDPpacket *packet, int size)
• void SDLNet_FreePacket(UDPpacket *packet)
• UDPpacket **SDLNet_AllocPacketV(int howmany, int size)
• void SDLNet_FreePacketV(UDPpacket **packetV)
• SDLNet_SocketSet SDLNet_AllocSocketSet(int maxsockets)
• void SDLNet_FreeSocketSet(SDLNet_SocketSet set)
• int SDLNet_AddSocket(SDLNet_SocketSet set, SDLNet_GenericSocket sock)
• int SDLNet_TCP_AddSocket(SDLNet_SocketSet set, TCPsocket sock)
• int SDLNet_UDP_AddSocket(SDLNet_SocketSet set, UDPsocket sock)
• int SDLNet_DelSocket(SDLNet_SocketSet set, SDLNet_GenericSocket sock)
• int SDLNet_TCP_DelSocket(SDLNet_SocketSet set, TCPsocket sock)
• int SDLNet_UDP_DelSocket(SDLNet_SocketSet set, UDPsocket sock)
• int SDLNet_CheckSockets(SDLNet_SocketSet set, Uint32 timeout)
• int SDLNet_SocketReady(TCPsocket sock)
• int circleRGBA(SDL_Renderer * renderer, Sint16 x, Sint16 y, Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a)
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7. CHAPTER
SIXTYTWO
RINGQT CLASSES REFERENCE
62.1 QApp Class
C++ Reference : http://doc.qt.io/qt-5/QApplication.html
• void exec(void)
• void quit(void)
• void processEvents(void)
62.2 QTest Class
C++ Reference : http://doc.qt.io/qt-5/QTest.html
• void qsleep(int)
62.3 QObject Class
C++ Reference : http://doc.qt.io/qt-5/QObject.html
Parameters : void
• bool blockSignals(bool block)
• QObjectList children(void)
• void dumpObjectInfo(void)
• void dumpObjectTree(void)
• bool inherits(const char *className)
• void installEventFilter(QObject *filterObj)
• bool isWidgetType(void)
• void killTimer(int id)
• void moveToThread(QThread *targetThread)
• QString objectName(void)
• QObject *parent(void)
• QVariant property(const char *name)
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8. Ring Documentation, Release 1.2
• void removeEventFilter(QObject *obj)
• void setObjectName(QString)
• void setParent(QObject *parent)
• bool setProperty(const char *name, QVariant)
• bool signalsBlocked(void)
• int startTimer(int interval)
• QThread *thread(void)
• void deleteLater(void)
62.4 QWidget Class
C++ Reference : http://doc.qt.io/qt-5/QWidget.html
Parameters : void
Parent Class : QObject
• bool acceptDrops(void)
• QString accessibleDescription(void)
• QString accessibleName(void)
• void activateWindow(void)
• void addAction(QAction *action)
• void adjustSize(void)
• bool autoFillBackground(void)
• int backgroundRole(void)
• QSize baseSize(void)
• QWidget *childAt(int x, int y)
• QRect childrenRect(void)
• QRegion childrenRegion(void)
• void clearFocus(void)
• void clearMask(void)
• QMargins contentsMargins(void)
• QRect contentsRect(void)
• int contextMenuPolicy(void)
• QCursor cursor(void)
• int effectiveWinId(void)
• void ensurePolished(void)
• int focusPolicy(void)
• QWidget *focusProxy(void)
62.4. QWidget Class 617

9. Ring Documentation, Release 1.2
• QWidget *focusWidget(void)
• QFont font(void)
• QFontInfo fontInfo(void)
• int foregroundRole(void)
• QRect frameGeometry(void)
• QSize frameSize(void)
• QRect geometry(void)
• void getContentsMargins(int *left, int *top, int *right, int *bottom)
• void grabGesture(Qt::GestureType gesture, Qt::GestureFlag flags)
• void grabKeyboard(void)
• void grabMouse(void)
• int grabShortcut(QKeySequence , Qt::ShortcutContext context)
• QGraphicsEffect *graphicsEffect(void)
• QGraphicsProxyWidget *graphicsProxyWidget(void)
• bool hasFocus(void)
• bool hasMouseTracking(void)
• int height(void)
• int heightForWidth(int w)
• int inputMethodHints(void)
• QVariant inputMethodQuery(Qt::InputMethodQuery query)
• void insertAction(QAction *before, QAction *action)
• bool isActiveWindow(void)
• bool isAncestorOf(QWidget *child)
• bool isEnabled(void)
• bool isEnabledTo(QWidget *ancestor)
• bool isFullScreen(void)
• bool isHidden(void)
• bool isMaximized(void)
• bool isMinimized(void)
• bool isModal(void)
• bool isVisible(void)
• bool isVisibleTo(QWidget *ancestor)
• bool isWindow(void)
• bool isWindowModified(void)
• QLayout *layout(void)
• int layoutDirection(void)
62.4. QWidget Class 618

10. Ring Documentation, Release 1.2
• QLocale locale(void)
• QPoint mapFrom(QWidget *parent, QPoint)
• QPoint mapFromGlobal(QPoint)
• QPoint mapFromParent(QPoint)
• QPoint mapTo(QWidget *parent, QPoint)
• QPoint mapToGlobal(QPoint pos)
• QPoint mapToParent(QPoint pos)
• QRegion mask(void)
• int maximumHeight(void)
• QSize maximumSize(void)
• int maximumWidth(void)
• int minimumHeight(void)
• QSize minimumSize(void)
• int minimumWidth(void)
• void move(int x, int y)
• QWidget *nativeParentWidget(void)
• QWidget *nextInFocusChain(void)
• QRect normalGeometry(void)
• void overrideWindowFlags(Qt::WindowType flags)
• QPalette palette(void)
• QWidget *parentWidget(void)
• QPoint pos(void)
• QWidget *previousInFocusChain(void)
• QRect rect(void)
• void releaseKeyboard(void)
• void releaseMouse(void)
• void releaseShortcut(int id)
• void removeAction(QAction *action)
• void render(QPaintDevice *target, QPoint,QRegion, QWidget::RenderFlag)
• void repaint(void)
• void resize(int w, int h)
• bool restoreGeometry(QByteArray)
• QByteArray saveGeometry(void)
• void scroll(int dx, int dy)
• void setAcceptDrops(bool on)
• void setAccessibleDescription(QString)
62.4. QWidget Class 619