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Sweden-Number/objects/enhmetafile.c

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/*
* Enhanced metafile functions
* Copyright 1998 Douglas Ridgway
* 1999 Huw D M Davies
*
*
* The enhanced format consists of the following elements:
*
* A header
* A table of handles to GDI objects
* An array of metafile records
* A private palette
*
*
* The standard format consists of a header and an array of metafile records.
*
*/
#include <string.h>
#include <assert.h>
#include "winbase.h"
#include "wingdi.h"
#include "wine/winestring.h"
#include "winerror.h"
#include "enhmetafile.h"
#include "debugtools.h"
#include "heap.h"
#include "metafile.h"
DEFAULT_DEBUG_CHANNEL(enhmetafile)
/****************************************************************************
* EMF_Create_HENHMETAFILE
*/
HENHMETAFILE EMF_Create_HENHMETAFILE(ENHMETAHEADER *emh, HFILE hFile, HANDLE
hMapping )
{
HENHMETAFILE hmf = 0;
ENHMETAFILEOBJ *metaObj = GDI_AllocObject( sizeof(ENHMETAFILEOBJ),
ENHMETAFILE_MAGIC, &hmf );
if (metaObj)
{
metaObj->emh = emh;
metaObj->hFile = hFile;
metaObj->hMapping = hMapping;
GDI_ReleaseObj( hmf );
}
return hmf;
}
/****************************************************************************
* EMF_Delete_HENHMETAFILE
*/
static BOOL EMF_Delete_HENHMETAFILE( HENHMETAFILE hmf )
{
ENHMETAFILEOBJ *metaObj = (ENHMETAFILEOBJ *)GDI_GetObjPtr( hmf,
ENHMETAFILE_MAGIC );
if(!metaObj) return FALSE;
if(metaObj->hMapping) {
UnmapViewOfFile( metaObj->emh );
CloseHandle( metaObj->hMapping );
CloseHandle( metaObj->hFile );
} else
HeapFree( GetProcessHeap(), 0, metaObj->emh );
return GDI_FreeObject( hmf, metaObj );
}
/******************************************************************
* EMF_GetEnhMetaHeader
*
* Returns ptr to ENHMETAHEADER associated with HENHMETAFILE
* Should be followed by call to EMF_ReleaseEnhMetaHeader
*/
static ENHMETAHEADER *EMF_GetEnhMetaHeader( HENHMETAFILE hmf )
{
ENHMETAFILEOBJ *metaObj = (ENHMETAFILEOBJ *)GDI_GetObjPtr( hmf,
ENHMETAFILE_MAGIC );
TRACE("hmf %04x -> enhmetaObj %p\n", hmf, metaObj);
return metaObj ? metaObj->emh : NULL;
}
/******************************************************************
* EMF_ReleaseEnhMetaHeader
*
* Releases ENHMETAHEADER associated with HENHMETAFILE
*/
static void EMF_ReleaseEnhMetaHeader( HENHMETAFILE hmf )
{
GDI_ReleaseObj( hmf );
}
/*****************************************************************************
* EMF_GetEnhMetaFile
*
*/
static HENHMETAFILE EMF_GetEnhMetaFile( HFILE hFile )
{
ENHMETAHEADER *emh;
HANDLE hMapping;
hMapping = CreateFileMappingA( hFile, NULL, PAGE_READONLY, 0, 0, NULL );
emh = MapViewOfFile( hMapping, FILE_MAP_READ, 0, 0, 0 );
if (emh->iType != EMR_HEADER || emh->dSignature != ENHMETA_SIGNATURE) {
WARN("Invalid emf header type 0x%08lx sig 0x%08lx.\n",
emh->iType, emh->dSignature);
UnmapViewOfFile( emh );
CloseHandle( hMapping );
return 0;
}
return EMF_Create_HENHMETAFILE( emh, hFile, hMapping );
}
/*****************************************************************************
* GetEnhMetaFileA (GDI32.174)
*
*
*/
HENHMETAFILE WINAPI GetEnhMetaFileA(
LPCSTR lpszMetaFile /* filename of enhanced metafile */
)
{
HENHMETAFILE hmf;
HFILE hFile;
hFile = CreateFileA(lpszMetaFile, GENERIC_READ, FILE_SHARE_READ, 0,
OPEN_EXISTING, 0, 0);
if (hFile == INVALID_HANDLE_VALUE) {
WARN("could not open %s\n", lpszMetaFile);
return 0;
}
hmf = EMF_GetEnhMetaFile( hFile );
if(!hmf)
CloseHandle( hFile );
return hmf;
}
/*****************************************************************************
* GetEnhMetaFileW (GDI32.180)
*/
HENHMETAFILE WINAPI GetEnhMetaFileW(
LPCWSTR lpszMetaFile) /* filename of enhanced metafile */
{
HENHMETAFILE hmf;
HFILE hFile;
hFile = CreateFileW(lpszMetaFile, GENERIC_READ, FILE_SHARE_READ, 0,
OPEN_EXISTING, 0, 0);
if (hFile == INVALID_HANDLE_VALUE) {
WARN("could not open %s\n", debugstr_w(lpszMetaFile));
return 0;
}
hmf = EMF_GetEnhMetaFile( hFile );
if(!hmf)
CloseHandle( hFile );
return hmf;
}
/*****************************************************************************
* GetEnhMetaFileHeader (GDI32.178)
*
* If buf is NULL, returns the size of buffer required.
* Otherwise, copy up to bufsize bytes of enhanced metafile header into
* buf.
*/
UINT WINAPI GetEnhMetaFileHeader(
HENHMETAFILE hmf, /* enhanced metafile */
UINT bufsize, /* size of buffer */
LPENHMETAHEADER buf /* buffer */
)
{
LPENHMETAHEADER emh;
UINT size;
emh = EMF_GetEnhMetaHeader(hmf);
if(!emh) return FALSE;
size = emh->nSize;
if (!buf) {
EMF_ReleaseEnhMetaHeader(hmf);
return size;
}
size = min(size, bufsize);
memmove(buf, emh, size);
EMF_ReleaseEnhMetaHeader(hmf);
return size;
}
/*****************************************************************************
* GetEnhMetaFileDescriptionA (GDI32.176)
*/
UINT WINAPI GetEnhMetaFileDescriptionA(
HENHMETAFILE hmf, /* enhanced metafile */
UINT size, /* size of buf */
LPSTR buf /* buffer to receive description */
)
{
LPENHMETAHEADER emh = EMF_GetEnhMetaHeader(hmf);
INT first, first_A;
if(!emh) return FALSE;
if(emh->nDescription == 0 || emh->offDescription == 0) {
EMF_ReleaseEnhMetaHeader(hmf);
return 0;
}
if (!buf || !size ) {
EMF_ReleaseEnhMetaHeader(hmf);
return emh->nDescription;
}
first = lstrlenW( (WCHAR *) ((char *) emh + emh->offDescription));
lstrcpynWtoA(buf, (WCHAR *) ((char *) emh + emh->offDescription), size);
first_A = strlen( buf );
buf += first_A + 1;
lstrcpynWtoA(buf, (WCHAR *) ((char *) emh + emh->offDescription+2*(first+1)),
size - first_A - 1); /* i18n ready */
first_A += strlen(buf) + 1;
EMF_ReleaseEnhMetaHeader(hmf);
return min(size, first_A);
}
/*****************************************************************************
* GetEnhMetaFileDescriptionW (GDI32.177)
*
* Copies the description string of an enhanced metafile into a buffer
* _buf_.
*
* If _buf_ is NULL, returns size of _buf_ required. Otherwise, returns
* number of characters copied.
*/
UINT WINAPI GetEnhMetaFileDescriptionW(
HENHMETAFILE hmf, /* enhanced metafile */
UINT size, /* size of buf */
LPWSTR buf /* buffer to receive description */
)
{
LPENHMETAHEADER emh = EMF_GetEnhMetaHeader(hmf);
if(!emh) return FALSE;
if(emh->nDescription == 0 || emh->offDescription == 0) {
EMF_ReleaseEnhMetaHeader(hmf);
return 0;
}
if (!buf || !size ) {
EMF_ReleaseEnhMetaHeader(hmf);
return emh->nDescription;
}
memmove(buf, (char *) emh + emh->offDescription,
min(size,emh->nDescription));
EMF_ReleaseEnhMetaHeader(hmf);
return min(size, emh->nDescription);
}
/****************************************************************************
* SetEnhMetaFileBits (GDI32.315)
*
* Creates an enhanced metafile by copying _bufsize_ bytes from _buf_.
*/
HENHMETAFILE WINAPI SetEnhMetaFileBits(UINT bufsize, const BYTE *buf)
{
ENHMETAHEADER *emh = HeapAlloc( GetProcessHeap(), 0, bufsize );
memmove(emh, buf, bufsize);
return EMF_Create_HENHMETAFILE( emh, 0, 0 );
}
/*****************************************************************************
* GetEnhMetaFileBits (GDI32.175)
*
*/
UINT WINAPI GetEnhMetaFileBits(
HENHMETAFILE hmf,
UINT bufsize,
LPBYTE buf
)
{
LPENHMETAHEADER emh = EMF_GetEnhMetaHeader( hmf );
UINT size;
if(!emh) return 0;
size = emh->nBytes;
if( buf == NULL ) {
EMF_ReleaseEnhMetaHeader( hmf );
return size;
}
size = min( size, bufsize );
memmove(buf, emh, size);
EMF_ReleaseEnhMetaHeader( hmf );
return size;
}
/*****************************************************************************
* PlayEnhMetaFileRecord (GDI32.264)
*
* Render a single enhanced metafile record in the device context hdc.
*
* RETURNS
* TRUE (non zero) on success, FALSE on error.
* BUGS
* Many unimplemented records.
* No error handling on record play failures (ie checking return codes)
*/
BOOL WINAPI PlayEnhMetaFileRecord(
HDC hdc, /* device context in which to render EMF record */
LPHANDLETABLE handletable, /* array of handles to be used in rendering record */
const ENHMETARECORD *mr, /* EMF record to render */
UINT handles /* size of handle array */
)
{
int type;
TRACE(
"hdc = %08x, handletable = %p, record = %p, numHandles = %d\n",
hdc, handletable, mr, handles);
if (!mr) return FALSE;
type = mr->iType;
TRACE(" type=%d\n", type);
switch(type)
{
case EMR_HEADER:
break;
case EMR_EOF:
break;
case EMR_GDICOMMENT:
{
PEMRGDICOMMENT lpGdiComment = (PEMRGDICOMMENT)mr;
/* In an enhanced metafile, there can be both public and private GDI comments */
GdiComment( hdc, lpGdiComment->cbData, lpGdiComment->Data );
break;
}
case EMR_SETMAPMODE:
{
PEMRSETMAPMODE pSetMapMode = (PEMRSETMAPMODE) mr;
SetMapMode(hdc, pSetMapMode->iMode);
break;
}
case EMR_SETBKMODE:
{
PEMRSETBKMODE pSetBkMode = (PEMRSETBKMODE) mr;
SetBkMode(hdc, pSetBkMode->iMode);
break;
}
case EMR_SETBKCOLOR:
{
PEMRSETBKCOLOR pSetBkColor = (PEMRSETBKCOLOR) mr;
SetBkColor(hdc, pSetBkColor->crColor);
break;
}
case EMR_SETPOLYFILLMODE:
{
PEMRSETPOLYFILLMODE pSetPolyFillMode = (PEMRSETPOLYFILLMODE) mr;
SetPolyFillMode(hdc, pSetPolyFillMode->iMode);
break;
}
case EMR_SETROP2:
{
PEMRSETROP2 pSetROP2 = (PEMRSETROP2) mr;
SetROP2(hdc, pSetROP2->iMode);
break;
}
case EMR_SETSTRETCHBLTMODE:
{
PEMRSETSTRETCHBLTMODE pSetStretchBltMode = (PEMRSETSTRETCHBLTMODE) mr;
SetStretchBltMode(hdc, pSetStretchBltMode->iMode);
break;
}
case EMR_SETTEXTALIGN:
{
PEMRSETTEXTALIGN pSetTextAlign = (PEMRSETTEXTALIGN) mr;
SetTextAlign(hdc, pSetTextAlign->iMode);
break;
}
case EMR_SETTEXTCOLOR:
{
PEMRSETTEXTCOLOR pSetTextColor = (PEMRSETTEXTCOLOR) mr;
SetTextColor(hdc, pSetTextColor->crColor);
break;
}
case EMR_SAVEDC:
{
SaveDC(hdc);
break;
}
case EMR_RESTOREDC:
{
PEMRRESTOREDC pRestoreDC = (PEMRRESTOREDC) mr;
RestoreDC(hdc, pRestoreDC->iRelative);
break;
}
case EMR_INTERSECTCLIPRECT:
{
PEMRINTERSECTCLIPRECT pClipRect = (PEMRINTERSECTCLIPRECT) mr;
IntersectClipRect(hdc, pClipRect->rclClip.left, pClipRect->rclClip.top,
pClipRect->rclClip.right, pClipRect->rclClip.bottom);
break;
}
case EMR_SELECTOBJECT:
{
PEMRSELECTOBJECT pSelectObject = (PEMRSELECTOBJECT) mr;
if( pSelectObject->ihObject & 0x80000000 ) {
/* High order bit is set - it's a stock object
* Strip the high bit to get the index.
* See MSDN article Q142319
*/
SelectObject( hdc, GetStockObject( pSelectObject->ihObject &
0x7fffffff ) );
} else {
/* High order bit wasn't set - not a stock object
*/
SelectObject( hdc,
(handletable->objectHandle)[pSelectObject->ihObject] );
}
break;
}
case EMR_DELETEOBJECT:
{
PEMRDELETEOBJECT pDeleteObject = (PEMRDELETEOBJECT) mr;
DeleteObject( (handletable->objectHandle)[pDeleteObject->ihObject]);
(handletable->objectHandle)[pDeleteObject->ihObject] = 0;
break;
}
case EMR_SETWINDOWORGEX:
{
PEMRSETWINDOWORGEX pSetWindowOrgEx = (PEMRSETWINDOWORGEX) mr;
SetWindowOrgEx(hdc, pSetWindowOrgEx->ptlOrigin.x,
pSetWindowOrgEx->ptlOrigin.y, NULL);
break;
}
case EMR_SETWINDOWEXTEX:
{
PEMRSETWINDOWEXTEX pSetWindowExtEx = (PEMRSETWINDOWEXTEX) mr;
SetWindowExtEx(hdc, pSetWindowExtEx->szlExtent.cx,
pSetWindowExtEx->szlExtent.cy, NULL);
break;
}
case EMR_SETVIEWPORTORGEX:
{
PEMRSETVIEWPORTORGEX pSetViewportOrgEx = (PEMRSETVIEWPORTORGEX) mr;
SetViewportOrgEx(hdc, pSetViewportOrgEx->ptlOrigin.x,
pSetViewportOrgEx->ptlOrigin.y, NULL);
break;
}
case EMR_SETVIEWPORTEXTEX:
{
PEMRSETVIEWPORTEXTEX pSetViewportExtEx = (PEMRSETVIEWPORTEXTEX) mr;
SetViewportExtEx(hdc, pSetViewportExtEx->szlExtent.cx,
pSetViewportExtEx->szlExtent.cy, NULL);
break;
}
case EMR_CREATEPEN:
{
PEMRCREATEPEN pCreatePen = (PEMRCREATEPEN) mr;
(handletable->objectHandle)[pCreatePen->ihPen] =
CreatePenIndirect(&pCreatePen->lopn);
break;
}
case EMR_EXTCREATEPEN:
{
PEMREXTCREATEPEN pPen = (PEMREXTCREATEPEN) mr;
LOGBRUSH lb;
lb.lbStyle = pPen->elp.elpBrushStyle;
lb.lbColor = pPen->elp.elpColor;
lb.lbHatch = pPen->elp.elpHatch;
if(pPen->offBmi || pPen->offBits)
FIXME("EMR_EXTCREATEPEN: Need to copy brush bitmap\n");
(handletable->objectHandle)[pPen->ihPen] =
ExtCreatePen(pPen->elp.elpPenStyle, pPen->elp.elpWidth, &lb,
pPen->elp.elpNumEntries, pPen->elp.elpStyleEntry);
break;
}
case EMR_CREATEBRUSHINDIRECT:
{
PEMRCREATEBRUSHINDIRECT pBrush = (PEMRCREATEBRUSHINDIRECT) mr;
(handletable->objectHandle)[pBrush->ihBrush] =
CreateBrushIndirect(&pBrush->lb);
break;
}
case EMR_EXTCREATEFONTINDIRECTW:
{
PEMREXTCREATEFONTINDIRECTW pFont = (PEMREXTCREATEFONTINDIRECTW) mr;
(handletable->objectHandle)[pFont->ihFont] =
CreateFontIndirectW(&pFont->elfw.elfLogFont);
break;
}
case EMR_MOVETOEX:
{
PEMRMOVETOEX pMoveToEx = (PEMRMOVETOEX) mr;
MoveToEx(hdc, pMoveToEx->ptl.x, pMoveToEx->ptl.y, NULL);
break;
}
case EMR_LINETO:
{
PEMRLINETO pLineTo = (PEMRLINETO) mr;
LineTo(hdc, pLineTo->ptl.x, pLineTo->ptl.y);
break;
}
case EMR_RECTANGLE:
{
PEMRRECTANGLE pRect = (PEMRRECTANGLE) mr;
Rectangle(hdc, pRect->rclBox.left, pRect->rclBox.top,
pRect->rclBox.right, pRect->rclBox.bottom);
break;
}
case EMR_ELLIPSE:
{
PEMRELLIPSE pEllipse = (PEMRELLIPSE) mr;
Ellipse(hdc, pEllipse->rclBox.left, pEllipse->rclBox.top,
pEllipse->rclBox.right, pEllipse->rclBox.bottom);
break;
}
case EMR_POLYGON16:
{
PEMRPOLYGON16 pPoly = (PEMRPOLYGON16) mr;
/* Shouldn't use Polygon16 since pPoly->cpts is DWORD */
POINT *pts = HeapAlloc( GetProcessHeap(), 0,
pPoly->cpts * sizeof(POINT) );
DWORD i;
for(i = 0; i < pPoly->cpts; i++)
CONV_POINT16TO32(pPoly->apts + i, pts + i);
Polygon(hdc, pts, pPoly->cpts);
HeapFree( GetProcessHeap(), 0, pts );
break;
}
case EMR_POLYLINE16:
{
PEMRPOLYLINE16 pPoly = (PEMRPOLYLINE16) mr;
/* Shouldn't use Polyline16 since pPoly->cpts is DWORD */
POINT *pts = HeapAlloc( GetProcessHeap(), 0,
pPoly->cpts * sizeof(POINT) );
DWORD i;
for(i = 0; i < pPoly->cpts; i++)
CONV_POINT16TO32(pPoly->apts + i, pts + i);
Polyline(hdc, pts, pPoly->cpts);
HeapFree( GetProcessHeap(), 0, pts );
break;
}
case EMR_POLYLINETO16:
{
PEMRPOLYLINETO16 pPoly = (PEMRPOLYLINETO16) mr;
/* Shouldn't use PolylineTo16 since pPoly->cpts is DWORD */
POINT *pts = HeapAlloc( GetProcessHeap(), 0,
pPoly->cpts * sizeof(POINT) );
DWORD i;
for(i = 0; i < pPoly->cpts; i++)
CONV_POINT16TO32(pPoly->apts + i, pts + i);
PolylineTo(hdc, pts, pPoly->cpts);
HeapFree( GetProcessHeap(), 0, pts );
break;
}
case EMR_POLYBEZIER16:
{
PEMRPOLYBEZIER16 pPoly = (PEMRPOLYBEZIER16) mr;
/* Shouldn't use PolyBezier16 since pPoly->cpts is DWORD */
POINT *pts = HeapAlloc( GetProcessHeap(), 0,
pPoly->cpts * sizeof(POINT) );
DWORD i;
for(i = 0; i < pPoly->cpts; i++)
CONV_POINT16TO32(pPoly->apts + i, pts + i);
PolyBezier(hdc, pts, pPoly->cpts);
HeapFree( GetProcessHeap(), 0, pts );
break;
}
case EMR_POLYBEZIERTO16:
{
PEMRPOLYBEZIERTO16 pPoly = (PEMRPOLYBEZIERTO16) mr;
/* Shouldn't use PolyBezierTo16 since pPoly->cpts is DWORD */
POINT *pts = HeapAlloc( GetProcessHeap(), 0,
pPoly->cpts * sizeof(POINT) );
DWORD i;
for(i = 0; i < pPoly->cpts; i++)
CONV_POINT16TO32(pPoly->apts + i, pts + i);
PolyBezierTo(hdc, pts, pPoly->cpts);
HeapFree( GetProcessHeap(), 0, pts );
break;
}
case EMR_POLYPOLYGON16:
{
PEMRPOLYPOLYGON16 pPolyPoly = (PEMRPOLYPOLYGON16) mr;
/* NB POINTS array doesn't start at pPolyPoly->apts it's actually
pPolyPoly->aPolyCounts + pPolyPoly->nPolys */
POINT *pts = HeapAlloc( GetProcessHeap(), 0,
pPolyPoly->cpts * sizeof(POINT) );
DWORD i;
for(i = 0; i < pPolyPoly->cpts; i++)
CONV_POINT16TO32((POINTS*) (pPolyPoly->aPolyCounts +
pPolyPoly->nPolys) + i, pts + i);
PolyPolygon(hdc, pts, (INT*)pPolyPoly->aPolyCounts, pPolyPoly->nPolys);
HeapFree( GetProcessHeap(), 0, pts );
break;
}
case EMR_POLYPOLYLINE16:
{
PEMRPOLYPOLYLINE16 pPolyPoly = (PEMRPOLYPOLYLINE16) mr;
/* NB POINTS array doesn't start at pPolyPoly->apts it's actually
pPolyPoly->aPolyCounts + pPolyPoly->nPolys */
POINT *pts = HeapAlloc( GetProcessHeap(), 0,
pPolyPoly->cpts * sizeof(POINT) );
DWORD i;
for(i = 0; i < pPolyPoly->cpts; i++)
CONV_POINT16TO32((POINTS*) (pPolyPoly->aPolyCounts +
pPolyPoly->nPolys) + i, pts + i);
PolyPolyline(hdc, pts, pPolyPoly->aPolyCounts, pPolyPoly->nPolys);
HeapFree( GetProcessHeap(), 0, pts );
break;
}
case EMR_STRETCHDIBITS:
{
LONG xDest = mr->dParm[4];
LONG yDest = mr->dParm[5];
LONG xSrc = mr->dParm[6];
LONG ySrc = mr->dParm[7];
LONG cxSrc = mr->dParm[8];
LONG cySrc = mr->dParm[9];
DWORD offBmiSrc = mr->dParm[10];
DWORD offBitsSrc = mr->dParm[12];
DWORD iUsageSrc = mr->dParm[14];
DWORD dwRop = mr->dParm[15];
LONG cxDest = mr->dParm[16];
LONG cyDest = mr->dParm[17];
StretchDIBits(hdc,xDest,yDest,cxDest,cyDest,
xSrc,ySrc,cxSrc,cySrc,
((char *)mr)+offBitsSrc,
(const BITMAPINFO *)(((char *)mr)+offBmiSrc),
iUsageSrc,dwRop);
break;
}
case EMR_EXTTEXTOUTW:
{
/* 0-3: ??? */
DWORD flags = mr->dParm[4];
/* 5, 6: ??? */
DWORD x = mr->dParm[7], y = mr->dParm[8];
DWORD count = mr->dParm[9];
/* 10-16: ??? */
LPWSTR str = (LPWSTR)& mr->dParm[17];
/* trailing info: dx array? */
FIXME("Many ExtTextOut args not handled\n");
ExtTextOutW(hdc, x, y, flags, /* lpRect */ NULL,
str, count, /* lpDx */ NULL);
break;
}
case EMR_CREATEPALETTE:
{
PEMRCREATEPALETTE lpCreatePal = (PEMRCREATEPALETTE)mr;
(handletable->objectHandle)[ lpCreatePal->ihPal ] =
CreatePalette( &lpCreatePal->lgpl );
break;
}
case EMR_SELECTPALETTE:
{
PEMRSELECTPALETTE lpSelectPal = (PEMRSELECTPALETTE)mr;
/* FIXME: Should this be forcing background mode? */
(handletable->objectHandle)[ lpSelectPal->ihPal ] =
SelectPalette( hdc, lpSelectPal->ihPal, FALSE );
break;
}
case EMR_REALIZEPALETTE:
{
RealizePalette( hdc );
break;
}
#if 0
case EMR_EXTSELECTCLIPRGN:
{
PEMREXTSELECTCLIPRGN lpRgn = (PEMREXTSELECTCLIPRGN)mr;
/* Need to make a region out of the RGNDATA we have */
ExtSelectClipRgn( hdc, ..., (INT)(lpRgn->iMode) );
}
#endif
case EMR_SETMETARGN:
{
SetMetaRgn( hdc );
break;
}
case EMR_SETWORLDTRANSFORM:
{
PEMRSETWORLDTRANSFORM lpXfrm = (PEMRSETWORLDTRANSFORM)mr;
SetWorldTransform( hdc, &lpXfrm->xform );
break;
}
case EMR_POLYBEZIER:
{
PEMRPOLYBEZIER lpPolyBez = (PEMRPOLYBEZIER)mr;
PolyBezier(hdc, (const LPPOINT)lpPolyBez->aptl, (UINT)lpPolyBez->cptl);
break;
}
case EMR_POLYGON:
{
PEMRPOLYGON lpPoly = (PEMRPOLYGON)mr;
Polygon( hdc, (const LPPOINT)lpPoly->aptl, (UINT)lpPoly->cptl );
break;
}
case EMR_POLYLINE:
{
PEMRPOLYLINE lpPolyLine = (PEMRPOLYLINE)mr;
Polyline(hdc, (const LPPOINT)lpPolyLine->aptl, (UINT)lpPolyLine->cptl);
break;
}
case EMR_POLYBEZIERTO:
{
PEMRPOLYBEZIERTO lpPolyBezierTo = (PEMRPOLYBEZIERTO)mr;
PolyBezierTo( hdc, (const LPPOINT)lpPolyBezierTo->aptl,
(UINT)lpPolyBezierTo->cptl );
break;
}
case EMR_POLYLINETO:
{
PEMRPOLYLINETO lpPolyLineTo = (PEMRPOLYLINETO)mr;
PolylineTo( hdc, (const LPPOINT)lpPolyLineTo->aptl,
(UINT)lpPolyLineTo->cptl );
break;
}
case EMR_POLYPOLYLINE:
{
PEMRPOLYPOLYLINE pPolyPolyline = (PEMRPOLYPOLYLINE) mr;
/* NB Points at pPolyPolyline->aPolyCounts + pPolyPolyline->nPolys */
PolyPolyline(hdc, (LPPOINT)(pPolyPolyline->aPolyCounts +
pPolyPolyline->nPolys),
pPolyPolyline->aPolyCounts,
pPolyPolyline->nPolys );
break;
}
case EMR_POLYPOLYGON:
{
PEMRPOLYPOLYGON pPolyPolygon = (PEMRPOLYPOLYGON) mr;
/* NB Points at pPolyPolygon->aPolyCounts + pPolyPolygon->nPolys */
PolyPolygon(hdc, (LPPOINT)(pPolyPolygon->aPolyCounts +
pPolyPolygon->nPolys),
(INT*)pPolyPolygon->aPolyCounts, pPolyPolygon->nPolys );
break;
}
case EMR_SETBRUSHORGEX:
{
PEMRSETBRUSHORGEX lpSetBrushOrgEx = (PEMRSETBRUSHORGEX)mr;
SetBrushOrgEx( hdc,
(INT)lpSetBrushOrgEx->ptlOrigin.x,
(INT)lpSetBrushOrgEx->ptlOrigin.y,
NULL );
break;
}
case EMR_SETPIXELV:
{
PEMRSETPIXELV lpSetPixelV = (PEMRSETPIXELV)mr;
SetPixelV( hdc,
(INT)lpSetPixelV->ptlPixel.x,
(INT)lpSetPixelV->ptlPixel.y,
lpSetPixelV->crColor );
break;
}
case EMR_SETMAPPERFLAGS:
{
PEMRSETMAPPERFLAGS lpSetMapperFlags = (PEMRSETMAPPERFLAGS)mr;
SetMapperFlags( hdc, lpSetMapperFlags->dwFlags );
break;
}
case EMR_SETCOLORADJUSTMENT:
{
PEMRSETCOLORADJUSTMENT lpSetColorAdjust = (PEMRSETCOLORADJUSTMENT)mr;
SetColorAdjustment( hdc, &lpSetColorAdjust->ColorAdjustment );
break;
}
case EMR_OFFSETCLIPRGN:
{
PEMROFFSETCLIPRGN lpOffsetClipRgn = (PEMROFFSETCLIPRGN)mr;
OffsetClipRgn( hdc,
(INT)lpOffsetClipRgn->ptlOffset.x,
(INT)lpOffsetClipRgn->ptlOffset.y );
break;
}
case EMR_EXCLUDECLIPRECT:
{
PEMREXCLUDECLIPRECT lpExcludeClipRect = (PEMREXCLUDECLIPRECT)mr;
ExcludeClipRect( hdc,
lpExcludeClipRect->rclClip.left,
lpExcludeClipRect->rclClip.top,
lpExcludeClipRect->rclClip.right,
lpExcludeClipRect->rclClip.bottom );
break;
}
case EMR_SCALEVIEWPORTEXTEX:
{
PEMRSCALEVIEWPORTEXTEX lpScaleViewportExtEx = (PEMRSCALEVIEWPORTEXTEX)mr;
ScaleViewportExtEx( hdc,
lpScaleViewportExtEx->xNum,
lpScaleViewportExtEx->xDenom,
lpScaleViewportExtEx->yNum,
lpScaleViewportExtEx->yDenom,
NULL );
break;
}
case EMR_SCALEWINDOWEXTEX:
{
PEMRSCALEWINDOWEXTEX lpScaleWindowExtEx = (PEMRSCALEWINDOWEXTEX)mr;
ScaleWindowExtEx( hdc,
lpScaleWindowExtEx->xNum,
lpScaleWindowExtEx->xDenom,
lpScaleWindowExtEx->yNum,
lpScaleWindowExtEx->yDenom,
NULL );
break;
}
case EMR_MODIFYWORLDTRANSFORM:
{
PEMRMODIFYWORLDTRANSFORM lpModifyWorldTrans = (PEMRMODIFYWORLDTRANSFORM)mr;
ModifyWorldTransform( hdc, &lpModifyWorldTrans->xform,
lpModifyWorldTrans->iMode );
break;
}
case EMR_ANGLEARC:
{
PEMRANGLEARC lpAngleArc = (PEMRANGLEARC)mr;
AngleArc( hdc,
(INT)lpAngleArc->ptlCenter.x, (INT)lpAngleArc->ptlCenter.y,
lpAngleArc->nRadius, lpAngleArc->eStartAngle,
lpAngleArc->eSweepAngle );
break;
}
case EMR_ROUNDRECT:
{
PEMRROUNDRECT lpRoundRect = (PEMRROUNDRECT)mr;
RoundRect( hdc,
lpRoundRect->rclBox.left,
lpRoundRect->rclBox.top,
lpRoundRect->rclBox.right,
lpRoundRect->rclBox.bottom,
lpRoundRect->szlCorner.cx,
lpRoundRect->szlCorner.cy );
break;
}
case EMR_ARC:
{
PEMRARC lpArc = (PEMRARC)mr;
Arc( hdc,
(INT)lpArc->rclBox.left,
(INT)lpArc->rclBox.top,
(INT)lpArc->rclBox.right,
(INT)lpArc->rclBox.bottom,
(INT)lpArc->ptlStart.x,
(INT)lpArc->ptlStart.y,
(INT)lpArc->ptlEnd.x,
(INT)lpArc->ptlEnd.y );
break;
}
case EMR_CHORD:
{
PEMRCHORD lpChord = (PEMRCHORD)mr;
Chord( hdc,
(INT)lpChord->rclBox.left,
(INT)lpChord->rclBox.top,
(INT)lpChord->rclBox.right,
(INT)lpChord->rclBox.bottom,
(INT)lpChord->ptlStart.x,
(INT)lpChord->ptlStart.y,
(INT)lpChord->ptlEnd.x,
(INT)lpChord->ptlEnd.y );
break;
}
case EMR_PIE:
{
PEMRPIE lpPie = (PEMRPIE)mr;
Pie( hdc,
(INT)lpPie->rclBox.left,
(INT)lpPie->rclBox.top,
(INT)lpPie->rclBox.right,
(INT)lpPie->rclBox.bottom,
(INT)lpPie->ptlStart.x,
(INT)lpPie->ptlStart.y,
(INT)lpPie->ptlEnd.x,
(INT)lpPie->ptlEnd.y );
break;
}
case EMR_ARCTO:
{
PEMRARC lpArcTo = (PEMRARC)mr;
ArcTo( hdc,
(INT)lpArcTo->rclBox.left,
(INT)lpArcTo->rclBox.top,
(INT)lpArcTo->rclBox.right,
(INT)lpArcTo->rclBox.bottom,
(INT)lpArcTo->ptlStart.x,
(INT)lpArcTo->ptlStart.y,
(INT)lpArcTo->ptlEnd.x,
(INT)lpArcTo->ptlEnd.y );
break;
}
case EMR_EXTFLOODFILL:
{
PEMREXTFLOODFILL lpExtFloodFill = (PEMREXTFLOODFILL)mr;
ExtFloodFill( hdc,
(INT)lpExtFloodFill->ptlStart.x,
(INT)lpExtFloodFill->ptlStart.y,
lpExtFloodFill->crColor,
(UINT)lpExtFloodFill->iMode );
break;
}
case EMR_POLYDRAW:
{
PEMRPOLYDRAW lpPolyDraw = (PEMRPOLYDRAW)mr;
PolyDraw( hdc,
(const LPPOINT)lpPolyDraw->aptl,
lpPolyDraw->abTypes,
(INT)lpPolyDraw->cptl );
break;
}
case EMR_SETARCDIRECTION:
{
PEMRSETARCDIRECTION lpSetArcDirection = (PEMRSETARCDIRECTION)mr;
SetArcDirection( hdc, (INT)lpSetArcDirection->iArcDirection );
break;
}
case EMR_SETMITERLIMIT:
{
PEMRSETMITERLIMIT lpSetMiterLimit = (PEMRSETMITERLIMIT)mr;
SetMiterLimit( hdc, lpSetMiterLimit->eMiterLimit, NULL );
break;
}
case EMR_BEGINPATH:
{
BeginPath( hdc );
break;
}
case EMR_ENDPATH:
{
EndPath( hdc );
break;
}
case EMR_CLOSEFIGURE:
{
CloseFigure( hdc );
break;
}
case EMR_FILLPATH:
{
/*PEMRFILLPATH lpFillPath = (PEMRFILLPATH)mr;*/
FillPath( hdc );
break;
}
case EMR_STROKEANDFILLPATH:
{
/*PEMRSTROKEANDFILLPATH lpStrokeAndFillPath = (PEMRSTROKEANDFILLPATH)mr;*/
StrokeAndFillPath( hdc );
break;
}
case EMR_STROKEPATH:
{
/*PEMRSTROKEPATH lpStrokePath = (PEMRSTROKEPATH)mr;*/
StrokePath( hdc );
break;
}
case EMR_FLATTENPATH:
{
FlattenPath( hdc );
break;
}
case EMR_WIDENPATH:
{
WidenPath( hdc );
break;
}
case EMR_SELECTCLIPPATH:
{
PEMRSELECTCLIPPATH lpSelectClipPath = (PEMRSELECTCLIPPATH)mr;
SelectClipPath( hdc, (INT)lpSelectClipPath->iMode );
break;
}
case EMR_ABORTPATH:
{
AbortPath( hdc );
break;
}
case EMR_CREATECOLORSPACE:
{
PEMRCREATECOLORSPACE lpCreateColorSpace = (PEMRCREATECOLORSPACE)mr;
(handletable->objectHandle)[lpCreateColorSpace->ihCS] =
CreateColorSpaceA( &lpCreateColorSpace->lcs );
break;
}
case EMR_SETCOLORSPACE:
{
PEMRSETCOLORSPACE lpSetColorSpace = (PEMRSETCOLORSPACE)mr;
SetColorSpace( hdc,
(handletable->objectHandle)[lpSetColorSpace->ihCS] );
break;
}
case EMR_DELETECOLORSPACE:
{
PEMRDELETECOLORSPACE lpDeleteColorSpace = (PEMRDELETECOLORSPACE)mr;
DeleteColorSpace( (handletable->objectHandle)[lpDeleteColorSpace->ihCS] );
break;
}
case EMR_SETICMMODE:
{
PERMSETICMMODE lpSetICMMode = (PERMSETICMMODE)mr;
SetICMMode( hdc, (INT)lpSetICMMode->iMode );
break;
}
case EMR_PIXELFORMAT:
{
INT iPixelFormat;
PEMRPIXELFORMAT lpPixelFormat = (PEMRPIXELFORMAT)mr;
iPixelFormat = ChoosePixelFormat( hdc, &lpPixelFormat->pfd );
SetPixelFormat( hdc, iPixelFormat, &lpPixelFormat->pfd );
break;
}
case EMR_SETPALETTEENTRIES:
{
PEMRSETPALETTEENTRIES lpSetPaletteEntries = (PEMRSETPALETTEENTRIES)mr;
SetPaletteEntries( (handletable->objectHandle)[lpSetPaletteEntries->ihPal],
(UINT)lpSetPaletteEntries->iStart,
(UINT)lpSetPaletteEntries->cEntries,
lpSetPaletteEntries->aPalEntries );
break;
}
case EMR_RESIZEPALETTE:
{
PEMRRESIZEPALETTE lpResizePalette = (PEMRRESIZEPALETTE)mr;
ResizePalette( (handletable->objectHandle)[lpResizePalette->ihPal],
(UINT)lpResizePalette->cEntries );
break;
}
case EMR_CREATEDIBPATTERNBRUSHPT:
{
PEMRCREATEDIBPATTERNBRUSHPT lpCreate = (PEMRCREATEDIBPATTERNBRUSHPT)mr;
/* This is a BITMAPINFO struct followed directly by bitmap bits */
LPVOID lpPackedStruct = HeapAlloc( GetProcessHeap(),
0,
lpCreate->cbBmi + lpCreate->cbBits );
/* Now pack this structure */
memcpy( lpPackedStruct,
((BYTE*)lpCreate) + lpCreate->offBmi,
lpCreate->cbBmi );
memcpy( ((BYTE*)lpPackedStruct) + lpCreate->cbBmi,
((BYTE*)lpCreate) + lpCreate->offBits,
lpCreate->cbBits );
(handletable->objectHandle)[lpCreate->ihBrush] =
CreateDIBPatternBrushPt( lpPackedStruct,
(UINT)lpCreate->iUsage );
break;
}
case EMR_BITBLT:
case EMR_STRETCHBLT:
case EMR_MASKBLT:
case EMR_PLGBLT:
case EMR_SETDIBITSTODEVICE:
case EMR_EXTTEXTOUTA:
case EMR_POLYDRAW16:
case EMR_CREATEMONOBRUSH:
case EMR_POLYTEXTOUTA:
case EMR_POLYTEXTOUTW:
case EMR_FILLRGN:
case EMR_FRAMERGN:
case EMR_INVERTRGN:
case EMR_PAINTRGN:
case EMR_GLSRECORD:
case EMR_GLSBOUNDEDRECORD:
default:
/* From docs: If PlayEnhMetaFileRecord doesn't recognize a
record then ignore and return TRUE. */
FIXME("type %d is unimplemented\n", type);
break;
}
return TRUE;
}
/*****************************************************************************
*
* EnumEnhMetaFile (GDI32.79)
*
* Walk an enhanced metafile, calling a user-specified function _EnhMetaFunc_
* for each
* record. Returns when either every record has been used or
* when _EnhMetaFunc_ returns FALSE.
*
*
* RETURNS
* TRUE if every record is used, FALSE if any invocation of _EnhMetaFunc_
* returns FALSE.
*
* BUGS
* Ignores rect.
*/
BOOL WINAPI EnumEnhMetaFile(
HDC hdc, /* device context to pass to _EnhMetaFunc_ */
HENHMETAFILE hmf, /* EMF to walk */
ENHMFENUMPROC callback, /* callback function */
LPVOID data, /* optional data for callback function */
const RECT *lpRect /* bounding rectangle for rendered metafile */
)
{
BOOL ret = TRUE;
LPENHMETAHEADER emh = EMF_GetEnhMetaHeader(hmf);
INT count, i;
HANDLETABLE *ht;
INT savedMode = 0;
FLOAT xSrcPixSize, ySrcPixSize, xscale, yscale;
XFORM savedXform, xform;
if(!emh) {
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
if(!lpRect) {
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
count = emh->nHandles;
ht = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(HANDLETABLE) * count );
ht->objectHandle[0] = hmf;
xSrcPixSize = (FLOAT) emh->szlMillimeters.cx / emh->szlDevice.cx;
ySrcPixSize = (FLOAT) emh->szlMillimeters.cy / emh->szlDevice.cy;
xscale = (FLOAT)(lpRect->right - lpRect->left) * 100.0 /
(emh->rclFrame.right - emh->rclFrame.left) * xSrcPixSize;
yscale = (FLOAT)(lpRect->bottom - lpRect->top) * 100.0 /
(emh->rclFrame.bottom - emh->rclFrame.top) * ySrcPixSize;
xform.eM11 = xscale;
xform.eM12 = 0;
xform.eM21 = 0;
xform.eM22 = yscale;
if(emh->rclFrame.left || emh->rclFrame.top)
FIXME("Can't cope with nonzero rclFrame origin yet\n");
/* eDx = lpRect->left - (lpRect width) / (rclFrame width) * rclFrame.left ? */
xform.eDx = lpRect->left;
xform.eDy = lpRect->top;
savedMode = SetGraphicsMode(hdc, GM_ADVANCED);
GetWorldTransform(hdc, &savedXform);
if (!ModifyWorldTransform(hdc, &xform, MWT_LEFTMULTIPLY)) {
ERR("World transform failed!\n");
}
while (ret) {
ret = (*callback)(hdc, ht, (LPENHMETARECORD) emh, count, data);
if (emh->iType == EMR_EOF) break;
emh = (LPENHMETAHEADER) ((char *) emh + emh->nSize);
}
for(i = 1; i < count; i++) /* Don't delete element 0 (hmf) */
if( (ht->objectHandle)[i] )
DeleteObject( (ht->objectHandle)[i] );
HeapFree( GetProcessHeap(), 0, ht );
EMF_ReleaseEnhMetaHeader(hmf);
SetWorldTransform(hdc, &savedXform);
if (savedMode) SetGraphicsMode(hdc, savedMode);
return ret;
}
static INT CALLBACK EMF_PlayEnhMetaFileCallback(HDC hdc, HANDLETABLE *ht,
ENHMETARECORD *emr,
INT handles, LPVOID data)
{
return PlayEnhMetaFileRecord(hdc, ht, emr, handles);
}
/**************************************************************************
* PlayEnhMetaFile (GDI32.263)
*
* Renders an enhanced metafile into a specified rectangle *lpRect
* in device context hdc.
*
*/
BOOL WINAPI PlayEnhMetaFile(
HDC hdc, /* DC to render into */
HENHMETAFILE hmf, /* metafile to render */
const RECT *lpRect /* rectangle to place metafile inside */
)
{
return EnumEnhMetaFile(hdc, hmf, EMF_PlayEnhMetaFileCallback, NULL,
lpRect);
}
/*****************************************************************************
* DeleteEnhMetaFile (GDI32.68)
*
* Deletes an enhanced metafile and frees the associated storage.
*/
BOOL WINAPI DeleteEnhMetaFile(HENHMETAFILE hmf)
{
return EMF_Delete_HENHMETAFILE( hmf );
}
/*****************************************************************************
* CopyEnhMetaFileA (GDI32.21) Duplicate an enhanced metafile
*
*
*/
HENHMETAFILE WINAPI CopyEnhMetaFileA(
HENHMETAFILE hmfSrc,
LPCSTR file)
{
ENHMETAHEADER *emrSrc = EMF_GetEnhMetaHeader( hmfSrc ), *emrDst;
HENHMETAFILE hmfDst;
if(!emrSrc) return FALSE;
if (!file) {
emrDst = HeapAlloc( GetProcessHeap(), 0, emrSrc->nBytes );
memcpy( emrDst, emrSrc, emrSrc->nBytes );
hmfDst = EMF_Create_HENHMETAFILE( emrDst, 0, 0 );
} else {
HFILE hFile;
hFile = CreateFileA( file, GENERIC_WRITE | GENERIC_READ, 0, NULL,
CREATE_ALWAYS, 0, -1);
WriteFile( hFile, emrSrc, emrSrc->nBytes, 0, 0);
hmfDst = EMF_GetEnhMetaFile( hFile );
}
EMF_ReleaseEnhMetaHeader( hmfSrc );
return hmfDst;
}
/* Struct to be used to be passed in the LPVOID parameter for cbEnhPaletteCopy */
typedef struct tagEMF_PaletteCopy
{
UINT cEntries;
LPPALETTEENTRY lpPe;
} EMF_PaletteCopy;
/***************************************************************
* Find the EMR_EOF record and then use it to find the
* palette entries for this enhanced metafile.
* The lpData is actually a pointer to a EMF_PaletteCopy struct
* which contains the max number of elements to copy and where
* to copy them to.
*
* NOTE: To be used by GetEnhMetaFilePaletteEntries only!
*/
INT CALLBACK cbEnhPaletteCopy( HDC a,
LPHANDLETABLE b,
LPENHMETARECORD lpEMR,
INT c,
LPVOID lpData )
{
if ( lpEMR->iType == EMR_EOF )
{
PEMREOF lpEof = (PEMREOF)lpEMR;
EMF_PaletteCopy* info = (EMF_PaletteCopy*)lpData;
DWORD dwNumPalToCopy = min( lpEof->nPalEntries, info->cEntries );
TRACE( "copying 0x%08lx palettes\n", dwNumPalToCopy );
memcpy( (LPVOID)info->lpPe,
(LPVOID)(((LPSTR)lpEof) + lpEof->offPalEntries),
sizeof( *(info->lpPe) ) * dwNumPalToCopy );
/* Update the passed data as a return code */
info->lpPe = NULL; /* Palettes were copied! */
info->cEntries = (UINT)dwNumPalToCopy;
return FALSE; /* That's all we need */
}
return TRUE;
}
/*****************************************************************************
* GetEnhMetaFilePaletteEntries (GDI32.179)
*
* Copy the palette and report size
*
* BUGS: Error codes (SetLastError) are not set on failures
*/
UINT WINAPI GetEnhMetaFilePaletteEntries( HENHMETAFILE hEmf,
UINT cEntries,
LPPALETTEENTRY lpPe )
{
ENHMETAHEADER* enhHeader = EMF_GetEnhMetaHeader( hEmf );
UINT uReturnValue = GDI_ERROR;
EMF_PaletteCopy infoForCallBack;
TRACE( "(%04x,%d,%p)\n", hEmf, cEntries, lpPe );
/* First check if there are any palettes associated with
this metafile. */
if ( enhHeader->nPalEntries == 0 )
{
/* No palette associated with this enhanced metafile */
uReturnValue = 0;
goto done;
}
/* Is the user requesting the number of palettes? */
if ( lpPe == NULL )
{
uReturnValue = (UINT)enhHeader->nPalEntries;
goto done;
}
/* Copy cEntries worth of PALETTEENTRY structs into the buffer */
infoForCallBack.cEntries = cEntries;
infoForCallBack.lpPe = lpPe;
if ( !EnumEnhMetaFile( 0, hEmf, cbEnhPaletteCopy,
&infoForCallBack, NULL ) )
{
goto done;
}
/* Verify that the callback executed correctly */
if ( infoForCallBack.lpPe != NULL )
{
/* Callback proc had error! */
ERR( "cbEnhPaletteCopy didn't execute correctly\n" );
goto done;
}
uReturnValue = infoForCallBack.cEntries;
done:
EMF_ReleaseEnhMetaHeader( hEmf );
return uReturnValue;
}
/******************************************************************
* SetWinMetaFileBits (GDI32.343)
*
* Translate from old style to new style.
*
* BUGS: - This doesn't take the DC and scaling into account
* - Most record conversions aren't implemented
* - Handle slot assignement is primative and most likely doesn't work
*/
HENHMETAFILE WINAPI SetWinMetaFileBits(UINT cbBuffer,
CONST BYTE *lpbBuffer,
HDC hdcRef,
CONST METAFILEPICT *lpmfp
)
{
HENHMETAFILE hMf;
LPVOID lpNewEnhMetaFileBuffer = NULL;
UINT uNewEnhMetaFileBufferSize = 0;
BOOL bFoundEOF = FALSE;
FIXME( "(%d,%p,%04x,%p):stub\n", cbBuffer, lpbBuffer, hdcRef, lpmfp );
/* 1. Get the header - skip over this and get straight to the records */
uNewEnhMetaFileBufferSize = sizeof( ENHMETAHEADER );
lpNewEnhMetaFileBuffer = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
uNewEnhMetaFileBufferSize );
if( lpNewEnhMetaFileBuffer == NULL )
{
goto error;
}
/* Fill in the header record */
{
LPENHMETAHEADER lpNewEnhMetaFileHeader = (LPENHMETAHEADER)lpNewEnhMetaFileBuffer;
lpNewEnhMetaFileHeader->iType = EMR_HEADER;
lpNewEnhMetaFileHeader->nSize = sizeof( ENHMETAHEADER );
/* FIXME: Not right. Must be able to get this from the DC */
lpNewEnhMetaFileHeader->rclBounds.left = 0;
lpNewEnhMetaFileHeader->rclBounds.right = 0;
lpNewEnhMetaFileHeader->rclBounds.top = 0;
lpNewEnhMetaFileHeader->rclBounds.bottom = 0;
/* FIXME: Not right. Must be able to get this from the DC */
lpNewEnhMetaFileHeader->rclFrame.left = 0;
lpNewEnhMetaFileHeader->rclFrame.right = 0;
lpNewEnhMetaFileHeader->rclFrame.top = 0;
lpNewEnhMetaFileHeader->rclFrame.bottom = 0;
lpNewEnhMetaFileHeader->nHandles = 0; /* No handles yet */
/* FIXME: Add in the rest of the fields to the header */
/* dSignature
nVersion
nRecords
sReserved
nDescription
offDescription
nPalEntries
szlDevice
szlMillimeters
cbPixelFormat
offPixelFormat,
bOpenGL */
}
(char*)lpbBuffer += ((METAHEADER*)lpbBuffer)->mtHeaderSize * 2; /* Point past the header - FIXME: metafile quirk? */
/* 2. Enum over individual records and convert them to the new type of records */
while( !bFoundEOF )
{
LPMETARECORD lpMetaRecord = (LPMETARECORD)lpbBuffer;
#define EMF_ReAllocAndAdjustPointers( a , b ) \
{ \
LPVOID lpTmp; \
lpTmp = HeapReAlloc( GetProcessHeap(), 0, \
lpNewEnhMetaFileBuffer, \
uNewEnhMetaFileBufferSize + (b) ); \
if( lpTmp == NULL ) { ERR( "No memory!\n" ); goto error; } \
lpNewEnhMetaFileBuffer = lpTmp; \
lpRecord = (a)( (char*)lpNewEnhMetaFileBuffer + uNewEnhMetaFileBufferSize ); \
uNewEnhMetaFileBufferSize += (b); \
}
switch( lpMetaRecord->rdFunction )
{
case META_EOF:
{
PEMREOF lpRecord;
size_t uRecord = sizeof(*lpRecord);
EMF_ReAllocAndAdjustPointers(PEMREOF,uRecord);
/* Fill the new record - FIXME: This is not right */
lpRecord->emr.iType = EMR_EOF;
lpRecord->emr.nSize = sizeof( *lpRecord );
lpRecord->nPalEntries = 0; /* FIXME */
lpRecord->offPalEntries = 0; /* FIXME */
lpRecord->nSizeLast = 0; /* FIXME */
/* No more records after this one */
bFoundEOF = TRUE;
FIXME( "META_EOF conversion not correct\n" );
break;
}
case META_SETMAPMODE:
{
PEMRSETMAPMODE lpRecord;
size_t uRecord = sizeof(*lpRecord);
EMF_ReAllocAndAdjustPointers(PEMRSETMAPMODE,uRecord);
lpRecord->emr.iType = EMR_SETMAPMODE;
lpRecord->emr.nSize = sizeof( *lpRecord );
lpRecord->iMode = lpMetaRecord->rdParm[0];
break;
}
case META_DELETEOBJECT: /* Select and Delete structures are the same */
case META_SELECTOBJECT:
{
PEMRDELETEOBJECT lpRecord;
size_t uRecord = sizeof(*lpRecord);
EMF_ReAllocAndAdjustPointers(PEMRDELETEOBJECT,uRecord);
if( lpMetaRecord->rdFunction == META_DELETEOBJECT )
{
lpRecord->emr.iType = EMR_DELETEOBJECT;
}
else
{
lpRecord->emr.iType = EMR_SELECTOBJECT;
}
lpRecord->emr.nSize = sizeof( *lpRecord );
lpRecord->ihObject = lpMetaRecord->rdParm[0]; /* FIXME: Handle */
break;
}
case META_POLYGON: /* This is just plain busted. I don't know what I'm doing */
{
PEMRPOLYGON16 lpRecord; /* FIXME: Should it be a poly or poly16? */
size_t uRecord = sizeof(*lpRecord);
EMF_ReAllocAndAdjustPointers(PEMRPOLYGON16,uRecord);
/* FIXME: This is mostly all wrong */
lpRecord->emr.iType = EMR_POLYGON16;
lpRecord->emr.nSize = sizeof( *lpRecord );
lpRecord->rclBounds.left = 0;
lpRecord->rclBounds.right = 0;
lpRecord->rclBounds.top = 0;
lpRecord->rclBounds.bottom = 0;
lpRecord->cpts = 0;
lpRecord->apts[0].x = 0;
lpRecord->apts[0].y = 0;
FIXME( "META_POLYGON conversion not correct\n" );
break;
}
case META_SETPOLYFILLMODE:
{
PEMRSETPOLYFILLMODE lpRecord;
size_t uRecord = sizeof(*lpRecord);
EMF_ReAllocAndAdjustPointers(PEMRSETPOLYFILLMODE,uRecord);
lpRecord->emr.iType = EMR_SETPOLYFILLMODE;
lpRecord->emr.nSize = sizeof( *lpRecord );
lpRecord->iMode = lpMetaRecord->rdParm[0];
break;
}
case META_SETWINDOWORG:
{
PEMRSETWINDOWORGEX lpRecord; /* Seems to be the closest thing */
size_t uRecord = sizeof(*lpRecord);
EMF_ReAllocAndAdjustPointers(PEMRSETWINDOWORGEX,uRecord);
lpRecord->emr.iType = EMR_SETWINDOWORGEX;
lpRecord->emr.nSize = sizeof( *lpRecord );
lpRecord->ptlOrigin.x = lpMetaRecord->rdParm[1];
lpRecord->ptlOrigin.y = lpMetaRecord->rdParm[0];
break;
}
case META_SETWINDOWEXT: /* Structure is the same for SETWINDOWEXT & SETVIEWPORTEXT */
case META_SETVIEWPORTEXT:
{
PEMRSETWINDOWEXTEX lpRecord;
size_t uRecord = sizeof(*lpRecord);
EMF_ReAllocAndAdjustPointers(PEMRSETWINDOWEXTEX,uRecord);
if ( lpMetaRecord->rdFunction == META_SETWINDOWEXT )
{
lpRecord->emr.iType = EMR_SETWINDOWORGEX;
}
else
{
lpRecord->emr.iType = EMR_SETVIEWPORTEXTEX;
}
lpRecord->emr.nSize = sizeof( *lpRecord );
lpRecord->szlExtent.cx = lpMetaRecord->rdParm[1];
lpRecord->szlExtent.cy = lpMetaRecord->rdParm[0];
break;
}
case META_CREATEBRUSHINDIRECT:
{
PEMRCREATEBRUSHINDIRECT lpRecord;
size_t uRecord = sizeof(*lpRecord);
EMF_ReAllocAndAdjustPointers(PEMRCREATEBRUSHINDIRECT,uRecord);
lpRecord->emr.iType = EMR_CREATEBRUSHINDIRECT;
lpRecord->emr.nSize = sizeof( *lpRecord );
lpRecord->ihBrush = ((LPENHMETAHEADER)lpNewEnhMetaFileBuffer)->nHandles;
lpRecord->lb.lbStyle = ((LPLOGBRUSH16)lpMetaRecord->rdParm)->lbStyle;
lpRecord->lb.lbColor = ((LPLOGBRUSH16)lpMetaRecord->rdParm)->lbColor;
lpRecord->lb.lbHatch = ((LPLOGBRUSH16)lpMetaRecord->rdParm)->lbHatch;
((LPENHMETAHEADER)lpNewEnhMetaFileBuffer)->nHandles += 1; /* New handle */
break;
}
/* These are all unimplemented and as such are intended to fall through to the default case */
case META_SETBKCOLOR:
case META_SETBKMODE:
case META_SETROP2:
case META_SETRELABS:
case META_SETSTRETCHBLTMODE:
case META_SETTEXTCOLOR:
case META_SETVIEWPORTORG:
case META_OFFSETWINDOWORG:
case META_SCALEWINDOWEXT:
case META_OFFSETVIEWPORTORG:
case META_SCALEVIEWPORTEXT:
case META_LINETO:
case META_MOVETO:
case META_EXCLUDECLIPRECT:
case META_INTERSECTCLIPRECT:
case META_ARC:
case META_ELLIPSE:
case META_FLOODFILL:
case META_PIE:
case META_RECTANGLE:
case META_ROUNDRECT:
case META_PATBLT:
case META_SAVEDC:
case META_SETPIXEL:
case META_OFFSETCLIPRGN:
case META_TEXTOUT:
case META_POLYPOLYGON:
case META_POLYLINE:
case META_RESTOREDC:
case META_CHORD:
case META_CREATEPATTERNBRUSH:
case META_CREATEPENINDIRECT:
case META_CREATEFONTINDIRECT:
case META_CREATEPALETTE:
case META_SETTEXTALIGN:
case META_SELECTPALETTE:
case META_SETMAPPERFLAGS:
case META_REALIZEPALETTE:
case META_ESCAPE:
case META_EXTTEXTOUT:
case META_STRETCHDIB:
case META_DIBSTRETCHBLT:
case META_STRETCHBLT:
case META_BITBLT:
case META_CREATEREGION:
case META_FILLREGION:
case META_FRAMEREGION:
case META_INVERTREGION:
case META_PAINTREGION:
case META_SELECTCLIPREGION:
case META_DIBCREATEPATTERNBRUSH:
case META_DIBBITBLT:
case META_SETTEXTCHAREXTRA:
case META_SETTEXTJUSTIFICATION:
case META_EXTFLOODFILL:
case META_SETDIBTODEV:
case META_DRAWTEXT:
case META_ANIMATEPALETTE:
case META_SETPALENTRIES:
case META_RESIZEPALETTE:
case META_RESETDC:
case META_STARTDOC:
case META_STARTPAGE:
case META_ENDPAGE:
case META_ABORTDOC:
case META_ENDDOC:
case META_CREATEBRUSH:
case META_CREATEBITMAPINDIRECT:
case META_CREATEBITMAP:
/* Fall through to unimplemented */
default:
{
/* Not implemented yet */
FIXME( "Conversion of record type 0x%x not implemented.\n", lpMetaRecord->rdFunction );
break;
}
}
/* Move to the next record */
(char*)lpbBuffer += ((LPMETARECORD)lpbBuffer)->rdSize * 2; /* FIXME: Seem to be doing this in metafile.c */
#undef ReAllocAndAdjustPointers
}
/* We know the last of the header information now */
((LPENHMETAHEADER)lpNewEnhMetaFileBuffer)->nBytes = uNewEnhMetaFileBufferSize;
/* Create the enhanced metafile */
hMf = SetEnhMetaFileBits( uNewEnhMetaFileBufferSize, (const BYTE*)lpNewEnhMetaFileBuffer );
if( !hMf )
ERR( "Problem creating metafile. Did the conversion fail somewhere?\n" );
return hMf;
error:
/* Free the data associated with our copy since it's been copied */
HeapFree( GetProcessHeap(), 0, lpNewEnhMetaFileBuffer );
return 0;
}
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