libmng_chunk_xs.c

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                                        mng_uint8  *iUnit)
{
  mng_datap pData;
  mng_physp pChunk;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_PHYS, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)            /* check validity handle */
  pData  = (mng_datap)hHandle;         /* and make it addressable */
  pChunk = (mng_physp)hChunk;          /* address the chunk */

  if (pChunk->sHeader.iChunkname != MNG_UINT_pHYs)
    MNG_ERROR (pData, MNG_WRONGCHUNK)  /* ouch */

  *bEmpty = pChunk->bEmpty;            /* fill the fields */
  *iSizex = pChunk->iSizex;
  *iSizey = pChunk->iSizey;
  *iUnit  = pChunk->iUnit;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_PHYS, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif

/* ************************************************************************** */

#ifndef MNG_SKIPCHUNK_sBIT
mng_retcode MNG_DECL mng_getchunk_sbit (mng_handle    hHandle,
                                        mng_handle    hChunk,
                                        mng_bool      *bEmpty,
                                        mng_uint8     *iType,
                                        mng_uint8arr4 *aBits)
{
  mng_datap pData;
  mng_sbitp pChunk;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_SBIT, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)            /* check validity handle */
  pData  = (mng_datap)hHandle;         /* and make it addressable */
  pChunk = (mng_sbitp)hChunk;          /* address the chunk */

  if (pChunk->sHeader.iChunkname != MNG_UINT_sBIT)
    MNG_ERROR (pData, MNG_WRONGCHUNK)  /* ouch */

  *bEmpty     = pChunk->bEmpty;
  *iType      = pChunk->iType;
  (*aBits)[0] = pChunk->aBits[0];
  (*aBits)[1] = pChunk->aBits[1];
  (*aBits)[2] = pChunk->aBits[2];
  (*aBits)[3] = pChunk->aBits[3];

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_SBIT, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif

/* ************************************************************************** */

#ifndef MNG_SKIPCHUNK_sPLT
mng_retcode MNG_DECL mng_getchunk_splt (mng_handle hHandle,
                                        mng_handle hChunk,
                                        mng_bool   *bEmpty,
                                        mng_uint32 *iNamesize,
                                        mng_pchar  *zName,
                                        mng_uint8  *iSampledepth,
                                        mng_uint32 *iEntrycount,
                                        mng_ptr    *pEntries)
{
  mng_datap pData;
  mng_spltp pChunk;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_SPLT, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)            /* check validity handle */
  pData  = (mng_datap)hHandle;         /* and make it addressable */
  pChunk = (mng_spltp)hChunk;          /* address the chunk */

  if (pChunk->sHeader.iChunkname != MNG_UINT_sPLT)
    MNG_ERROR (pData, MNG_WRONGCHUNK)  /* ouch */

  *bEmpty       = pChunk->bEmpty;      /* fill the fields */      
  *iNamesize    = pChunk->iNamesize;
  *zName        = pChunk->zName;
  *iSampledepth = pChunk->iSampledepth;
  *iEntrycount  = pChunk->iEntrycount;
  *pEntries     = pChunk->pEntries;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_SPLT, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif

/* ************************************************************************** */

#ifndef MNG_SKIPCHUNK_hIST
mng_retcode MNG_DECL mng_getchunk_hist (mng_handle    hHandle,
                                        mng_handle    hChunk,
                                        mng_uint32    *iEntrycount,
                                        mng_uint16arr *aEntries)
{
  mng_datap pData;
  mng_histp pChunk;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_HIST, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)            /* check validity handle */
  pData  = (mng_datap)hHandle;         /* and make it addressable */
  pChunk = (mng_histp)hChunk;          /* address the chunk */

  if (pChunk->sHeader.iChunkname != MNG_UINT_hIST)
    MNG_ERROR (pData, MNG_WRONGCHUNK)  /* ouch */

  *iEntrycount = pChunk->iEntrycount;  /* fill the fields */

  MNG_COPY (*aEntries, pChunk->aEntries, sizeof (mng_uint16arr))

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_HIST, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif

/* ************************************************************************** */

#ifndef MNG_SKIPCHUNK_tIME
mng_retcode MNG_DECL mng_getchunk_time (mng_handle hHandle,
                                        mng_handle hChunk,
                                        mng_uint16 *iYear,
                                        mng_uint8  *iMonth,
                                        mng_uint8  *iDay,
                                        mng_uint8  *iHour,
                                        mng_uint8  *iMinute,
                                        mng_uint8  *iSecond)
{
  mng_datap pData;
  mng_timep pChunk;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_TIME, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)            /* check validity handle */
  pData  = (mng_datap)hHandle;         /* and make it addressable */
  pChunk = (mng_timep)hChunk;          /* address the chunk */

  if (pChunk->sHeader.iChunkname != MNG_UINT_tIME)
    MNG_ERROR (pData, MNG_WRONGCHUNK)  /* ouch */

  *iYear   = pChunk->iYear;            /* fill the fields */ 
  *iMonth  = pChunk->iMonth;
  *iDay    = pChunk->iDay;
  *iHour   = pChunk->iHour;
  *iMinute = pChunk->iMinute;
  *iSecond = pChunk->iSecond;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_TIME, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif

/* ************************************************************************** */

mng_retcode MNG_DECL mng_getchunk_mhdr (mng_handle hHandle,
                                        mng_handle hChunk,
                                        mng_uint32 *iWidth,
                                        mng_uint32 *iHeight,
                                        mng_uint32 *iTicks,
                                        mng_uint32 *iLayercount,
                                        mng_uint32 *iFramecount,
                                        mng_uint32 *iPlaytime,
                                        mng_uint32 *iSimplicity)
{
  mng_datap pData;
  mng_mhdrp pChunk;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_MHDR, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)            /* check validity handle */
  pData  = (mng_datap)hHandle;         /* and make it addressable */
  pChunk = (mng_mhdrp)hChunk;          /* address the chunk */

  if (pChunk->sHeader.iChunkname != MNG_UINT_MHDR)
    MNG_ERROR (pData, MNG_WRONGCHUNK)  /* ouch */

  *iWidth      = pChunk->iWidth;       /* fill the fields */   
  *iHeight     = pChunk->iHeight;
  *iTicks      = pChunk->iTicks;
  *iLayercount = pChunk->iLayercount;
  *iFramecount = pChunk->iFramecount;
  *iPlaytime   = pChunk->iPlaytime;
  *iSimplicity = pChunk->iSimplicity;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_MHDR, MNG_LC_END)
#endif

  return MNG_NOERROR;
}

/* ************************************************************************** */

#ifndef MNG_SKIPCHUNK_LOOP
mng_retcode MNG_DECL mng_getchunk_loop (mng_handle  hHandle,
                                        mng_handle  hChunk,
                                        mng_uint8   *iLevel,
                                        mng_uint32  *iRepeat,
                                        mng_uint8   *iTermination,
                                        mng_uint32  *iItermin,
                                        mng_uint32  *iItermax,
                                        mng_uint32  *iCount,
                                        mng_uint32p *pSignals)
{
  mng_datap pData;
  mng_loopp pChunk;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_LOOP, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)            /* check validity handle */
  pData  = (mng_datap)hHandle;         /* and make it addressable */
  pChunk = (mng_loopp)hChunk;          /* address the chunk */

  if (pChunk->sHeader.iChunkname != MNG_UINT_LOOP)
    MNG_ERROR (pData, MNG_WRONGCHUNK)  /* ouch */

  *iLevel       = pChunk->iLevel;      /* fill teh fields */
  *iRepeat      = pChunk->iRepeat;
  *iTermination = pChunk->iTermination;
  *iItermin     = pChunk->iItermin;
  *iItermax     = pChunk->iItermax;
  *iCount       = pChunk->iCount;
  *pSignals     = pChunk->pSignals;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_LOOP, MNG_LC_END)
#endif

  return MNG_NOERROR;
}

/* ************************************************************************** */

mng_retcode MNG_DECL mng_getchunk_endl (mng_handle hHandle,
                                        mng_handle hChunk,
                                        mng_uint8  *iLevel)
{
  mng_datap pData;
  mng_endlp pChunk;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_ENDL, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)            /* check validity handle */
  pData  = (mng_datap)hHandle;         /* and make it addressable */
  pChunk = (mng_endlp)hChunk;          /* address the chunk */

  if (pChunk->sHeader.iChunkname != MNG_UINT_ENDL)
    MNG_ERROR (pData, MNG_WRONGCHUNK)  /* ouch */

  *iLevel = pChunk->iLevel;            /* fill the field */

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_ENDL, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif

/* ************************************************************************** */

#ifndef MNG_SKIPCHUNK_DEFI
mng_retcode MNG_DECL mng_getchunk_defi (mng_handle hHandle,
                                        mng_handle hChunk,
                                        mng_uint16 *iObjectid,
                                        mng_uint8  *iDonotshow,
                                        mng_uint8  *iConcrete,
                                        mng_bool   *bHasloca,
                                        mng_int32  *iXlocation,
                                        mng_int32  *iYlocation,
                                        mng_bool   *bHasclip,
                                        mng_int32  *iLeftcb,
                                        mng_int32  *iRightcb,
                                        mng_int32  *iTopcb,
                                        mng_int32  *iBottomcb)
{
  mng_datap pData;
  mng_defip pChunk;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_DEFI, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)            /* check validity handle */
  pData  = (mng_datap)hHandle;         /* and make it addressable */
  pChunk = (mng_defip)hChunk;          /* address the chunk */

  if (pChunk->sHeader.iChunkname != MNG_UINT_DEFI)
    MNG_ERROR (pData, MNG_WRONGCHUNK)  /* ouch */

  *iObjectid  = pChunk->iObjectid;     /* fill the fields */
  *iDonotshow = pChunk->iDonotshow;
  *iConcrete  = pChunk->iConcrete;
  *bHasloca   = pChunk->bHasloca;
  *iXlocation = pChunk->iXlocation;
  *iYlocation = pChunk->iYlocation;
  *bHasclip   = pChunk->bHasclip;
  *iLeftcb    = pChunk->iLeftcb;
  *iRightcb   = pChunk->iRightcb;
  *iTopcb     = pChunk->iTopcb;
  *iBottomcb  = pChunk->iBottomcb;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_GETCHUNK_DEFI, MNG_LC_END)
#endif

  return MNG_NOERROR;