CDRTransformConvertor5 Class Reference

#include <cdrfiltr.h>

Inheritance diagram for CDRTransformConvertor5:

List of all members.

Public Member Functions
BOOL	Init (ADDR Data, INT32 Size)
	intialises this convertor
UINT32	GetNTransforms ()
CDRTransformType	GetTransformType (UINT32 n)
	gets a transform type from an trfd chunk
BOOL	GetMatrix (cdrMatrix *M, UINT32 n)
	converts a matrix from position N
BOOL	GetPerspective (cdrPerspective *P, UINT32 n)
	converts a perspective from position N
BOOL	GetEnvelope (Path **P, DocRect *OriginalBBox, INT32 *Corners, UINT32 n)
	converts a envelope from position N
BOOL	GetExtrude (cdrExtrudeInfo *Info, UINT32 n)
	converts a matrix from position N
Private Member Functions
	CC_DECLARE_MEMDUMP (CDRTransformConvertor5)
Private Attributes
cdrfTransform *	Trans
ADDR	List
INT32	ListSize

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Detailed Description

Definition at line 1012 of file cdrfiltr.h.

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Member Function Documentation

CDRTransformConvertor5::CC_DECLARE_MEMDUMP (  CDRTransformConvertor5   )  [private]

BOOL CDRTransformConvertor5::GetEnvelope (  Path **  P, DocRect *  OriginalBBox, INT32 *  Corners, UINT32  n )  [virtual]

converts a envelope from position N Author: Ben_Summers (Xara Group Ltd) <camelotdev@xara.com> Date: 23/05/95 Parameters: pointer  to a pointer to a nodepath to fill in, a docrect for the orignial BBox [INPUTS] and the position Returns: a transform type See also: CDRFilter Implements CDRTransformConvertor. Definition at line 4446 of file cdrfiltr.cpp. { if(n >= CDRDATA_WORD(Trans->NTransforms)) return FALSE; cdrfTransformHeader *Hdr; // run through to this entry counting the number of entries before this one INT32 EnvelopesSoFar = 0; for(UINT32 l = 0; l <= n; l++) { Hdr = (cdrfTransformHeader *)(((ADDR)Trans) + CDRDATA_WORD(Trans->TransformOffsets[l])); // increment the number of envelopes so far... if(CDRDATA_WORD(Hdr->Type) == cdrfTRANSFORMTYPE_ENVELOPE) EnvelopesSoFar++; } ERROR2IF(EnvelopesSoFar <= 0, FALSE, "No envelopes found!"); // OK, convert this entry... if(!ConvertEnvelopeBBox((ADDR)Hdr, OriginalBBox, Corners)) return FALSE; if(!ConvertEnvelopePath(List, ListSize, EnvelopesSoFar - 1, P)) return FALSE; return TRUE; }

BOOL CDRTransformConvertor5::GetExtrude (  cdrExtrudeInfo *  Info, UINT32  n )  [virtual]

converts a matrix from position N Author: Ben_Summers (Xara Group Ltd) <camelotdev@xara.com> Date: 08/01/96 Parameters: extrude  info to convert to, transform number [INPUTS] Returns: a transform type See also: CDRFilter Implements CDRTransformConvertor. Definition at line 4239 of file cdrfiltr.cpp. { if(n >= CDRDATA_WORD(Trans->NTransforms)) return FALSE; cdrfTransformHeader *Hdr = (cdrfTransformHeader *)(((ADDR)Trans) + CDRDATA_WORD(Trans->TransformOffsets[n])); return ConvertExtrudeInfo((cdrfTransformExtrude *)Hdr, Info); }

BOOL CDRTransformConvertor5::GetMatrix (  cdrMatrix *  M, UINT32  n )  [virtual]

converts a matrix from position N Author: Ben_Summers (Xara Group Ltd) <camelotdev@xara.com> Date: 26 03 95 Parameters: matrix  to convert into, transform number [INPUTS] Returns: a transform type See also: CDRFilter Implements CDRTransformConvertor. Definition at line 3894 of file cdrfiltr.cpp. { if(n >= CDRDATA_WORD(Trans->NTransforms)) return FALSE; cdrfTransformHeader *Hdr = (cdrfTransformHeader *)(((ADDR)Trans) + CDRDATA_WORD(Trans->TransformOffsets[n])); ERROR3IF(CDRDATA_WORD(Hdr->Type) != cdrfTRANSFORMTYPE_MATRIX, "GetMatrix called for a non matrix trfd entry"); ERROR3IF((sizeof(FLOAT8) / 2) != sizeof(DWORD) || sizeof(DWORD) != 4, "Non valid sizeof assumptions"); // OK, so apparently either PCs or Acorns store them the wrong way round. Oh well. FLOAT8 *TData = (FLOAT8 *)(Hdr + 1); FLOAT8 *Out = (FLOAT8 *)M; INT32 l; for(l = 0; l < 6; l++) { Out[l] = CDRDATA_FLOAT8(TData[l]); } // change the translation vector to be in millipoints M->c *= CDRCOORDS_TO_MILLIPOINTS; M->f *= CDRCOORDS_TO_MILLIPOINTS; return TRUE; }

UINT32 CDRTransformConvertor5::GetNTransforms (   )  [inline, virtual]

Implements CDRTransformConvertor. Definition at line 1018 of file cdrfiltr.h. {return CDRDATA_WORD(Trans->NTransforms);};

BOOL CDRTransformConvertor5::GetPerspective (  cdrPerspective *  P, UINT32  n )  [virtual]

converts a perspective from position N Author: Ben_Summers (Xara Group Ltd) <camelotdev@xara.com> Date: 18/05/95 Parameters: perspective  to convert into, transform number [INPUTS] Returns: a transform type See also: CDRFilter Implements CDRTransformConvertor. Definition at line 3987 of file cdrfiltr.cpp. { if(n >= CDRDATA_WORD(Trans->NTransforms)) return FALSE; cdrfTransformHeader *Hdr = (cdrfTransformHeader *)(((ADDR)Trans) + CDRDATA_WORD(Trans->TransformOffsets[n])); ERROR3IF(CDRDATA_WORD(Hdr->Type) != cdrfTRANSFORMTYPE_PERSPECTIVE, "GetPerspective called for a non matrix trfd entry"); cdrfPerspectiveEntry *Per = (cdrfPerspectiveEntry *)Hdr; return ConvertPerspective(P, &Per->Trans); }

CDRTransformType CDRTransformConvertor5::GetTransformType (  UINT32  n  )  [virtual]

gets a transform type from an trfd chunk Author: Ben_Summers (Xara Group Ltd) <camelotdev@xara.com> Date: 26 03 95 Parameters: transform  number [INPUTS] Returns: a transform type See also: CDRFilter Implements CDRTransformConvertor. Definition at line 3795 of file cdrfiltr.cpp. { if(n >= CDRDATA_WORD(Trans->NTransforms)) return CDRTRANSFORMTYPE_UNKNOWN; cdrfTransformHeader *Hdr = (cdrfTransformHeader *)(((ADDR)Trans) + CDRDATA_WORD(Trans->TransformOffsets[n])); switch(CDRDATA_WORD(Hdr->Type)) { case cdrfTRANSFORMTYPE_MATRIX: return CDRTRANSFORMTYPE_MATRIX; break; case cdrfTRANSFORMTYPE_PERSPECTIVE: return CDRTRANSFORMTYPE_PERSPECTIVE; break; #ifdef CDR_DOEXTRUDE case cdrfTRANSFORMTYPE_EXTRUDE: return CDRTRANSFORMTYPE_EXTRUDE; break; #endif case cdrfTRANSFORMTYPE_ENVELOPE: return CDRTRANSFORMTYPE_ENVELOPE; break; default: TRACEUSER( "Ben", _T("[] Unknown v5 transform type\n")); break; } return CDRTRANSFORMTYPE_UNKNOWN; }

BOOL CDRTransformConvertor5::Init (  ADDR  Data, INT32  Size )  [virtual]

intialises this convertor Author: Ben_Summers (Xara Group Ltd) <camelotdev@xara.com> Date: 06/06/95 Parameters: pointer  to trfl list and it's size [INPUTS] Returns: whether the contents are OK See also: CDRFilter Implements CDRTransformConvertor. Definition at line 3737 of file cdrfiltr.cpp. { List = Data; ListSize = Size; ADDR TransformData; if(!RIFFFile::FindChunkWithinListContents(List, ListSize, cdrT_trfd, 0, &TransformData, 0)) return 0; Trans = (cdrfTransform *)TransformData; return TRUE; }

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Member Data Documentation

ADDR CDRTransformConvertor5::List [private]

Definition at line 1026 of file cdrfiltr.h.

INT32 CDRTransformConvertor5::ListSize [private]

Definition at line 1027 of file cdrfiltr.h.

cdrfTransform* CDRTransformConvertor5::Trans [private]

Definition at line 1025 of file cdrfiltr.h.

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The documentation for this class was generated from the following files:

• Kernel/cdrfiltr.h (r1785/r1282)
• Kernel/cdrfiltr.cpp (r1785/r1282)

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