CXaraFileNodeBitmap Class Reference

Saving code for node bitmapsAbstract class holding exporting for node bitmaps. More...

#include <cxfnbmp.h>

List of all members.

Static Public Member Functions
static BOOL	WritePreChildrenWeb (BaseCamelotFilter *pFilter, NodeBitmap *pNodeBitmap)
	Implementation of an abstract class, holding code for exporting NodeBitmaps.Saves a NodeBitmap record to the filter.
static BOOL	WritePreChildrenNative (BaseCamelotFilter *pFilter, NodeBitmap *pNodeBitmap)
Static Protected Member Functions
static BOOL	WriteNodeBitmap (BaseCamelotFilter *pFilter, NodeBitmap *pNodeBitmap)
	saves a NodeBitmap record to the filter

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Detailed Description

Saving code for node bitmapsAbstract class holding exporting for node bitmaps.

Author:

Andy_Hayward (Xara Group Ltd) <camelotdev@xara.com>

Date:

14/06/96 Base Class: -

Definition at line 122 of file cxfnbmp.h.

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Member Function Documentation

BOOL CXaraFileNodeBitmap::WriteNodeBitmap (  BaseCamelotFilter *  pFilter, NodeBitmap *  pNodeBitmap )  [static, protected]

saves a NodeBitmap record to the filter Author: Andy_Hayward (Xara Group Ltd) <camelotdev@xara.com> Date: 14/06/96 Parameters: pFilter  - filter to save to [INPUTS] pNodeBitmap - NodeBitmap to save out Returns: TRUE if successful, FALSE otherwise Definition at line 162 of file cxfnbmp.cpp. { ERROR2IF(pFilter==NULL, FALSE, "parameter pFilter==NULL"); ERROR2IF(pNodeBitmap==NULL, FALSE, "parameter pNodeBitmap==NULL"); BOOL ok = TRUE; // save out the actual bitmap, and remember its record number INT32 BitmapRecordRef = 0; INT32 StartColourRecordRef = 0; INT32 EndColourRecordRef = 0; // Get the bitmap that the node references and hence we need to save. // Then get a reference to it. In the process this may save out the // bitmap definition, if it has not already been saved KernelBitmap *pBmp = pNodeBitmap->GetBitmap(); // Complain if no bitmap was found ERROR2IF(pBmp == NULL,FALSE,"CXaraFileNodeBitmap::WriteNodeBitmap pBmp is NULL"); BitmapRecordRef = pFilter->WriteRecord(pBmp); ERROR2IF(BitmapRecordRef == 0,FALSE,"CXaraFileNodeBitmap::WriteNodeBitmap BitmapRecordRef is 0"); // Do the same for the start and end colours (Contoning) // Only get a colour reference if they are present DocColour *pStartCol = pNodeBitmap->GetStartColour(); if (pStartCol) StartColourRecordRef = pFilter->WriteRecord(pStartCol); DocColour *pEndCol = pNodeBitmap->GetEndColour(); if (pEndCol) EndColourRecordRef = pFilter->WriteRecord(pEndCol); // BOOL Contoned = pNodeBitmap->GetApplyContoneColour(); // The above flag may lie. If you have a 24bpp bitmap and have tried to apply a contone colour // and cancelled the operation, then this flag is set but there are no colours. // Check for the prescence of the colours and that they have been converted to colour references // ok. Only then, do we save a contoned bitmap. if (pStartCol != NULL && pEndCol != NULL && StartColourRecordRef != 0 && EndColourRecordRef != 0 ) { // Write out a contoned node bitmap record CamelotFileRecord Rec(pFilter,TAG_NODE_CONTONEDBITMAP, TAG_NODE_CONTONEDBITMAP_SIZE); TRACEUSER( "Neville", _T("Write contoned node bitmap, bitmap reference %d, Start colour %d, EndColour %d\n"),BitmapRecordRef,StartColourRecordRef,EndColourRecordRef); if (ok) ok = Rec.Init(); // Write out the encompassing rectangle if (ok) ok = Rec.WriteCoord(pNodeBitmap->Parallel[0]); if (ok) ok = Rec.WriteCoord(pNodeBitmap->Parallel[1]); if (ok) ok = Rec.WriteCoord(pNodeBitmap->Parallel[2]); if (ok) ok = Rec.WriteCoord(pNodeBitmap->Parallel[3]); // Write out the bitmap reference if (ok) ok = Rec.WriteReference(BitmapRecordRef); if (ok) ok = Rec.WriteReference(StartColourRecordRef); if (ok) ok = Rec.WriteReference(EndColourRecordRef); if (ok) ok = pFilter->Write(&Rec); } else { // Write out a normal node bitmap record CamelotFileRecord Rec(pFilter,TAG_NODE_BITMAP, TAG_NODE_BITMAP_SIZE); TRACEUSER( "Neville", _T("Write node bitmap, bitmap reference %d\n"),BitmapRecordRef); if (ok) ok = Rec.Init(); // Write out the encompassing rectangle if (ok) ok = Rec.WriteCoord(pNodeBitmap->Parallel[0]); if (ok) ok = Rec.WriteCoord(pNodeBitmap->Parallel[1]); if (ok) ok = Rec.WriteCoord(pNodeBitmap->Parallel[2]); if (ok) ok = Rec.WriteCoord(pNodeBitmap->Parallel[3]); // Write out the bitmap reference if (ok) ok = Rec.WriteReference(BitmapRecordRef); if (ok) ok = pFilter->Write(&Rec); } return ok; }

BOOL CXaraFileNodeBitmap::WritePreChildrenNative (  BaseCamelotFilter *  pFilter, NodeBitmap *  pNodeBitmap )  [static]

Definition at line 141 of file cxfnbmp.cpp. { ERROR2IF(pFilter==NULL, FALSE, "parameter pFilter==NULL"); ERROR2IF(pNodeBitmap==NULL, FALSE, "parameter pNodeBitmap==NULL"); return WriteNodeBitmap(pFilter, pNodeBitmap); }

BOOL CXaraFileNodeBitmap::WritePreChildrenWeb (  BaseCamelotFilter *  pFilter, NodeBitmap *  pNodeBitmap )  [static]

Implementation of an abstract class, holding code for exporting NodeBitmaps.Saves a NodeBitmap record to the filter. Author: Andy_Hayward (Xara Group Ltd) <camelotdev@xara.com> Date: 14/06/96 Parameters: pFilter  - filter to save to [INPUTS] pNodeBitmap - NodeBitmap to save Returns: TRUE if successful, FALSE otherwise Definition at line 133 of file cxfnbmp.cpp. { ERROR2IF(pFilter==NULL, FALSE, "parameter pFilter==NULL"); ERROR2IF(pNodeBitmap==NULL, FALSE, "parameter pNodeBitmap==NULL"); return WriteNodeBitmap(pFilter, pNodeBitmap); }

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

• Kernel/cxfnbmp.h (r1785/r751)
• Kernel/cxfnbmp.cpp (r1785/r1282)

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