Re: Enhanced metafile increases when being played.

From:
"Michael Reim" <nospammichaelDOTreim@REMOVENOSPAMANDCAPShelmut-fischer.denospam>
Newsgroups:
microsoft.public.vc.mfc
Date:
Tue, 15 Dec 2009 08:14:40 +0100
Message-ID:
<#BX$FZVfKHA.5020@TK2MSFTNGP02.phx.gbl>
Here are the records:
E:\tmp\bild1.emf

   EMR_HEADER

      DWORD iType: 1

      DWORD nSize: 132

      RECTL rclBounds: {0, 0, 175, 175}

      RECTL rclFrame: {0.00mm, 0.00mm, 50.00mm, 50.00mm}

      DWORD dSignature: ' EMF'

      DWORD nVersion: 0x10000

      DWORD nBytes: 9596

      DWORD nRecords: 6

      WORD nHandles: 1

      WORD sReserved: 0

      DWORD nDescription: 12

      DWORD offDescription: 108

         [108] L"WinHCU"

      DWORD nPalEntries: 0

      SIZEL szlDevice: {1280, 1024}

      SIZEL szlMillimeters: {362, 290}

      DWORD cbPixelFormat: 0

      DWORD offPixelFormat: 0

      DWORD bOpenGL: 0

      SIZEL szlMicrometers: {362000, 290000}

   EMR_SETWINDOWORGEX

      POINTL ptlOrigin: {0, 0}

   EMR_SETWINDOWEXTEX

      SIZEL szlExtent: {176, 176}

   EMR_STRETCHBLT

      RECTL rclBounds: {0, 0, 175, 175}

      LONG xDest: 0

      LONG yDest: 0

      LONG cxDest: 176

      LONG cyDest: 176

      DWORD dwRop: SRCCOPY

      LONG xSrc: 0

      LONG ySrc: 0

      XFORM xformSrc: {1, 0, 0, 1, 0, 0}

      COLORREF crBkColorSrc: RGB(255, 255, 255)

      DWORD iUsageSrc: DIB_RGB_COLORS

      DWORD offBmiSrc: 108

         BITMAPINFOHEADER bmiHeader

            DWORD biSize: 40

            LONG biWidth: 48

            LONG biHeight: 48

            WORD biPlanes: 1

            WORD biBitCount: 32

            DWORD biCompression: BI_BITFIELDS

            DWORD biSizeImage: 9216

            LONG biXPelsPerMeter: 0

            LONG biYPelsPerMeter: 0

            DWORD biClrUsed: 0

            DWORD biClrImportant: 0

         RGBQUAD bmiColors[1]

      DWORD cbBmiSrc: 52

      DWORD offBitsSrc: 160

      DWORD cbBitsSrc: 9216

      LONG cxSrc: 48

      LONG cySrc: 48

   EMR_GDICOMMENT

      DWORD cbData: 24

      BYTE Data[1]

         15 08 11 47 01 00 00 00 a5 65 00 00 18 00 00 00 30 31 32 33 34
35 36 37

         ...G .... .e.. .... 0123 4567

   EMR_EOF

      DWORD nPalEntries: 0

      DWORD offPalEntries: 16

      DWORD nSizeLast: 20

E:\tmp\bild2.emf

   EMR_HEADER

      DWORD iType: 1

      DWORD nSize: 132

      RECTL rclBounds: {0, 0, 174, 174}

      RECTL rclFrame: {0.00mm, 0.00mm, 50.00mm, 50.00mm}

      DWORD dSignature: ' EMF'

      DWORD nVersion: 0x10000

      DWORD nBytes: 10012

      DWORD nRecords: 29

      WORD nHandles: 1

      WORD sReserved: 0

      DWORD nDescription: 12

      DWORD offDescription: 108

         [108] L"WinHCU"

      DWORD nPalEntries: 0

      SIZEL szlDevice: {1280, 1024}

      SIZEL szlMillimeters: {362, 290}

      DWORD cbPixelFormat: 0

      DWORD offPixelFormat: 0

      DWORD bOpenGL: 0

      SIZEL szlMicrometers: {362000, 290000}

   EMR_SAVEDC

   EMR_SETLAYOUT

      DWORD iMode: 0

   EMR_SETMETARGN

   EMR_SELECTOBJECT

      DWORD ihObject: ENHMETA_STOCK_OBJECT | WHITE_BRUSH

   EMR_SELECTOBJECT

      DWORD ihObject: ENHMETA_STOCK_OBJECT | BLACK_PEN

   EMR_SELECTOBJECT

      DWORD ihObject: ENHMETA_STOCK_OBJECT | DEVICE_DEFAULT_FONT

   EMR_SELECTPALETTE

      DWORD ihPal: ENHMETA_STOCK_OBJECT | DEFAULT_PALETTE

   EMR_SETBKCOLOR

      COLORREF crColor: RGB(255, 255, 255)

   EMR_SETTEXTCOLOR

      COLORREF crColor: RGB(0, 0, 0)

   EMR_SETBKMODE

      DWORD iMode: OPAQUE

   EMR_SETPOLYFILLMODE

      DWORD iMode: ALTERNATE

   EMR_SETROP2

      DWORD iMode: R2_COPYPEN

   EMR_SETSTRETCHBLTMODE

      DWORD iMode: STRETCH_ANDSCANS

   EMR_SETTEXTALIGN

      DWORD iMode: TA_TOP | TA_LEFT | TA_NOUPDATECP

   EMR_SETBRUSHORGEX

      POINTL ptlOrigin: {0, 0}

   EMR_SETMITERLIMIT

      FLOAT eMiterLimit: 1.4013e-044

   EMR_MOVETOEX

      POINTL ptl: {0, 0}

   EMR_SETWORLDTRANSFORM

      XFORM xform: {0.9955, 0, 0, 0.996875, 0, 0}

   EMR_MODIFYWORLDTRANSFORM

      XFORM xform: {0.9955, 0, 0, 0.996875, 0, 0}

      DWORD iMode: 4

   EMR_SETLAYOUT

      DWORD iMode: 0

   EMR_GDICOMMENT

      DWORD cbData: 52

      BYTE Data[1]

         47 44 49 43 02 00 00 00 00 00 00 00 00 00 00 00 b1 00 00 00 b1
00 00 00 0c 00 00 00 57 00 69 00 6e 00 48 00 43 00 55 00 00 00 74 00
6d 00 70 00 00 00 00 00

         GDIC .... .... .... .... .... .... W.i. n.H. C.U. ..t. m.p. ....

   EMR_SETWORLDTRANSFORM

      XFORM xform: {0.9955, 0, 0, 0.996875, 0, 0}

   EMR_MODIFYWORLDTRANSFORM

      XFORM xform: {0.9955, 0, 0, 0.996875, 0, 0}

      DWORD iMode: 4

   EMR_STRETCHBLT

      RECTL rclBounds: {0, 0, 174, 174}

      LONG xDest: 0

      LONG yDest: 0

      LONG cxDest: 176

      LONG cyDest: 176

      DWORD dwRop: SRCCOPY

      LONG xSrc: 0

      LONG ySrc: 0

      XFORM xformSrc: {1, 0, 0, 1, 0, 0}

      COLORREF crBkColorSrc: RGB(255, 255, 255)

      DWORD iUsageSrc: DIB_RGB_COLORS

      DWORD offBmiSrc: 108

         BITMAPINFOHEADER bmiHeader

            DWORD biSize: 40

            LONG biWidth: 48

            LONG biHeight: 48

            WORD biPlanes: 1

            WORD biBitCount: 32

            DWORD biCompression: BI_BITFIELDS

            DWORD biSizeImage: 9216

            LONG biXPelsPerMeter: 0

            LONG biYPelsPerMeter: 0

            DWORD biClrUsed: 0

            DWORD biClrImportant: 0

         RGBQUAD bmiColors[1]

      DWORD cbBmiSrc: 52

      DWORD offBitsSrc: 160

      DWORD cbBitsSrc: 9216

      LONG cxSrc: 48

      LONG cySrc: 48

   EMR_GDICOMMENT

      DWORD cbData: 24

      BYTE Data[1]

         15 08 11 47 01 00 00 00 a5 65 00 00 18 00 00 00 30 31 32 33 34
35 36 37

         ...G .... .e.. .... 0123 4567

   EMR_GDICOMMENT

      DWORD cbData: 8

      BYTE Data[1]

         47 44 49 43 03 00 00 00

         GDIC ....

   EMR_RESTOREDC

      LONG iRelative: -1

   EMR_EOF

      DWORD nPalEntries: 0

      DWORD offPalEntries: 16

      DWORD nSizeLast: 20

"Michael Reim"
<nospammichaelDOTreim@REMOVENOSPAMANDCAPShelmut-fischer.denospam> schrieb im
Newsbeitrag news:uOeEpSVfKHA.5608@TK2MSFTNGP05.phx.gbl...

Hello Joe,

can't you open my attachments?

I'll try to find your "Metafile Explorer" at the moment I'm using another
tool, but this is a bit tricky to copy these records into a text file.

"Joseph M. Newcomer" <newcomer@flounder.com> schrieb im Newsbeitrag
news:t3tci5t3mef55s9gbnvvu8g6j6gbo4n818@4ax.com...

It would help if you knew what the new records were. Consider using my
"Metafile
Explorer" which you can download from my MVP Tips site. Also, in my MSDN
Errors and
Omissions, I have detailed documentation of the metafile records.
joe

On Mon, 14 Dec 2009 15:33:07 +0100, "Michael Reim"
<nospammichaelDOTreim@REMOVENOSPAMANDCAPShelmut-fischer.denospam> wrote:

Hello,

I'm struggling with enhanced metafiles.
What I have is an enhanced metafile on disk, where I want to modify a
comment.

Here is how I try to do this (simplified):
HENHMETAFILE hMetaFile = GetEnhMetaFile(TmpFileName);
HDC hTargetDC = CreateEnhMetaFile(DC.m_hDC, NULL, &Bounds,
_T("WinHCU\0tmp\0\0"));
EnumEnhMetaFile(hTargetDC, hMetaFile, ProtoView_EnhMetaFileReplaceProc,
NULL, &ZeichenRect);
DeleteEnhMetaFile(hMetaFile);
hMetaFile = CloseEnhMetaFile(hTargetDC);
CopyEnhMetaFile(hMetaFile, TmpFileName2);
CloseHandle(hMetaFile);

My Callback function looks like this:
int CALLBACK ProtoView_EnhMetaFileReplaceProc(
  __in HDC hDC,
  __in HANDLETABLE * lpHTable,
  __in const ENHMETARECORD *lpEMFR,
  __in int nObj,
  __in LPARAM lpData
)
{
 return PlayEnhMetaFileRecord(hDC, lpHTable, lpEMFR, nObj);
}

It's no problem for me to identify and modify the comment in the
metafile.
The problem is that the metafile increases from 6 records to 29 records
even
if I don't modify anything.
If I do this over and over again the number of records seems to double
every
time.
The same result for PlayEnhMetaFile instead of EnumEnhMetaFile.

So how can I play one metafile into a new one without increasing the
number
of records?

Please see the attached two files for an example. bild1.emf is the
original,
bild2.emf is the increased file.

TIA

Joseph M. Newcomer [MVP]
email: newcomer@flounder.com
Web: http://www.flounder.com
MVP Tips: http://www.flounder.com/mvp_tips.htm

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