194 lines
3.5 KiB
C
194 lines
3.5 KiB
C
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/*
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* gdiplusmetaheader.h
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*
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* GDI+ metafile header structure
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*
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* This file is part of the w32api package.
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*
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* Contributors:
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* Created by Markus Koenig <markus@stber-koenig.de>
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*
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* THIS SOFTWARE IS NOT COPYRIGHTED
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*
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* This source code is offered for use in the public domain. You may
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* use, modify or distribute it freely.
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*
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* This code is distributed in the hope that it will be useful but
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* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
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* DISCLAIMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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*/
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#ifndef __GDIPLUS_METAHEADER_H
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#define __GDIPLUS_METAHEADER_H
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#if __GNUC__ >=3
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#pragma GCC system_header
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#endif
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/*
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* FIXME: is 1 the correct value for GDIP_EMFPLUSFLAGS_DISPLAY? This number
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* has been determined by calling Metafile::GetMetafileHeader() on a EMF+
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* metafile which was recorded on a display device context (SampleMetafile.emf).
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*/
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#ifdef __cplusplus
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const UINT GDIP_EMFPLUSFLAGS_DISPLAY = 1;
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#else
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#define GDIP_EMFPLUSFLAGS_DISPLAY ((UINT) 1)
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#endif
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typedef struct tagENHMETAHEADER3 {
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DWORD iType;
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DWORD nSize;
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RECTL rclBounds;
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RECTL rclFrame;
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DWORD dSignature;
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DWORD nVersion;
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DWORD nBytes;
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DWORD nRecords;
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WORD nHandles;
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WORD sReserved;
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DWORD nDescription;
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DWORD offDescription;
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DWORD nPalEntries;
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SIZEL szlDevice;
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SIZEL szlMillimeters;
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} ENHMETAHEADER3,*LPENHMETAHEADER3;
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typedef struct PWMFRect16 {
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INT16 Left;
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INT16 Top;
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INT16 Right;
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INT16 Bottom;
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} PWMFRect16;
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typedef struct WmfPlaceableFileHeader {
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UINT32 Key;
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INT16 Hmf;
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PWMFRect16 BoundingBox;
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INT16 Inch;
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UINT32 Reserved;
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INT16 Checksum;
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} WmfPlaceableFileHeader;
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typedef struct MetafileHeader {
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MetafileType Type;
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UINT Size;
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UINT Version;
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UINT EmfPlusFlags;
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REAL DpiX;
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REAL DpiY;
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INT X;
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INT Y;
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INT Width;
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INT Height;
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__extension__ union {
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METAHEADER WmfHeader;
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ENHMETAHEADER3 EmfHeader;
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};
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INT EmfPlusHeaderSize;
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INT LogicalDpiX;
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INT LogicalDpiY;
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#ifdef __cplusplus
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public:
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void GetBounds(Rect *rect) const
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{
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if (rect)
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{
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rect->X = X;
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rect->Y = Y;
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rect->Width = Width;
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rect->Height = Height;
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}
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}
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REAL GetDpiX() const
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{
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return DpiX;
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}
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REAL GetDpiY() const
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{
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return DpiY;
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}
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const ENHMETAHEADER3* GetEmfHeader() const
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{
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if (Type == MetafileTypeEmf
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|| Type == MetafileTypeEmfPlusOnly
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|| Type == MetafileTypeEmfPlusDual)
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{
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return &EmfHeader;
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}
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else
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{
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return NULL;
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}
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}
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UINT GetEmfPlusFlags() const
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{
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return EmfPlusFlags;
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}
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UINT GetMetafileSize() const
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{
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return Size;
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}
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MetafileType GetType() const
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{
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return Type;
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}
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UINT GetVersion() const
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{
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return Version;
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}
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const METAHEADER* GetWmfHeader() const
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{
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if (Type == MetafileTypeWmf || Type == MetafileTypeWmfPlaceable)
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{
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return &WmfHeader;
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}
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else
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{
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return NULL;
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}
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}
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BOOL IsDisplay() const
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{
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return EmfPlusFlags == GDIP_EMFPLUSFLAGS_DISPLAY;
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}
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BOOL IsEmf() const
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{
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return Type == MetafileTypeEmf;
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}
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BOOL IsEmfOrEmfPlus() const
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{
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return Type == MetafileTypeEmf
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|| Type == MetafileTypeEmfPlusOnly
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|| Type == MetafileTypeEmfPlusDual;
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}
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BOOL IsEmfPlus() const
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{
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return Type == MetafileTypeEmfPlusOnly
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|| Type == MetafileTypeEmfPlusDual;
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}
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BOOL IsEmfPlusDual() const
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{
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return Type == MetafileTypeEmfPlusDual;
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}
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BOOL IsEmfPlusOnly() const
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{
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return Type == MetafileTypeEmfPlusOnly;
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}
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BOOL IsWmf() const
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{
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return Type == MetafileTypeWmf
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|| Type == MetafileTypeWmfPlaceable;
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}
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BOOL IsWmfPlaceable() const
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{
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return Type == MetafileTypeWmfPlaceable;
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}
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#endif
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} MetafileHeader;
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#endif /* __GDIPLUS_METAHEADER_H */
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