X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7f555861b7e50f335c7b929bb76be38e9ebd69c5..eea4d01c65f9b29baa1193db762b4c6b8144af24:/src/msw/metafile.cpp diff --git a/src/msw/metafile.cpp b/src/msw/metafile.cpp index 28d972b3a2..843983b43a 100644 --- a/src/msw/metafile.cpp +++ b/src/msw/metafile.cpp @@ -1,241 +1,332 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: metafile.cpp -// Purpose: wxMetaFileDC etc. +// Name: src/msw/metafile.cpp +// Purpose: wxMetafileDC etc. // Author: Julian Smart -// Modified by: +// Modified by: VZ 07.01.00: implemented wxMetaFileDataObject // Created: 04/01/98 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Copyright: (c) Julian Smart +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "metafile.h" -#endif +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #ifndef WX_PRECOMP -#include "wx/setup.h" + #include "wx/utils.h" + #include "wx/app.h" #endif -#if USE_METAFILE +#include "wx/metafile.h" +#include "wx/filename.h" -#ifndef WX_PRECOMP -#include "wx/utils.h" -#include "wx/app.h" -#endif +#if wxUSE_METAFILE && !defined(wxMETAFILE_IS_ENH) -#include "wx/metafile.h" #include "wx/clipbrd.h" #include "wx/msw/private.h" #include #include -extern bool wxClipboardIsOpen; +// ---------------------------------------------------------------------------- +// wxWin macros +// ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY -IMPLEMENT_DYNAMIC_CLASS(wxMetaFile, wxObject) -IMPLEMENT_ABSTRACT_CLASS(wxMetaFileDC, wxDC) -#endif +IMPLEMENT_DYNAMIC_CLASS(wxMetafile, wxObject) +IMPLEMENT_ABSTRACT_CLASS(wxMetafileDC, wxDC) + +// ============================================================================ +// implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// wxMetafileRefData +// ---------------------------------------------------------------------------- /* - * Metafiles - Windows 3.1 only + * Metafiles * Currently, the only purpose for making a metafile is to put * it on the clipboard. */ -wxMetaFile::wxMetaFile(const wxString& file) +wxMetafileRefData::wxMetafileRefData() +{ + m_metafile = 0; + m_windowsMappingMode = MM_ANISOTROPIC; + m_width = m_height = 0; +} + +wxMetafileRefData::~wxMetafileRefData() { - m_windowsMappingMode = MM_ANISOTROPIC; - m_metaFile = 0; - if (!file.IsNull() && file == "") - m_metaFile = (WXHANDLE) GetMetaFile(file); + if (m_metafile) + { + DeleteMetaFile((HMETAFILE) m_metafile); + m_metafile = 0; + } +} + +// ---------------------------------------------------------------------------- +// wxMetafile +// ---------------------------------------------------------------------------- + +wxMetafile::wxMetafile(const wxString& file) +{ + m_refData = new wxMetafileRefData; + + M_METAFILEDATA->m_windowsMappingMode = MM_ANISOTROPIC; + M_METAFILEDATA->m_metafile = 0; + if (!file.empty()) + M_METAFILEDATA->m_metafile = (WXHANDLE) GetMetaFile(file); } -wxMetaFile::~wxMetaFile(void) +wxMetafile::~wxMetafile() { - if (m_metaFile) - { DeleteMetaFile((HMETAFILE) m_metaFile); m_metaFile = 0; } } -bool wxMetaFile::SetClipboard(int width, int height) +wxGDIRefData *wxMetafile::CreateGDIRefData() const { - bool alreadyOpen=wxClipboardOpen(); - if (!alreadyOpen) - { - wxOpenClipboard(); - if (!wxEmptyClipboard()) return FALSE; - } - bool success = wxSetClipboardData(wxDF_METAFILE,this, width,height); - if (!alreadyOpen) wxCloseClipboard(); - return (bool) success; + return new wxMetafileRefData; } -bool wxMetaFile::Play(wxDC *dc) +wxGDIRefData *wxMetafile::CloneGDIRefData(const wxGDIRefData *data) const { - dc->BeginDrawing(); + return new wxMetafileRefData(*static_cast(data)); +} - if (dc->GetHDC() && m_metaFile) - PlayMetaFile((HDC) dc->GetHDC(), (HMETAFILE) m_metaFile); +bool wxMetafile::SetClipboard(int width, int height) +{ +#if !wxUSE_CLIPBOARD + return false; +#else + if (!m_refData) + return false; - dc->EndDrawing(); + bool alreadyOpen = wxClipboardOpen(); + if (!alreadyOpen) + { + wxOpenClipboard(); + if (!wxEmptyClipboard()) + return false; + } + bool success = wxSetClipboardData(wxDF_METAFILE, this, width,height); + if (!alreadyOpen) + wxCloseClipboard(); - return TRUE; + return success; +#endif } -/* - * Metafile device context - * - */ +bool wxMetafile::Play(wxDC *dc) +{ + if (!m_refData) + return false; -// Original constructor that does not takes origin and extent. If you use this, -// *DO* give origin/extent arguments to wxMakeMetaFilePlaceable. -wxMetaFileDC::wxMetaFileDC(const wxString& file) + if (dc->GetHDC() && M_METAFILEDATA->m_metafile) + { + if ( !::PlayMetaFile(GetHdcOf(*dc), (HMETAFILE) + M_METAFILEDATA->m_metafile) ) + { + wxLogLastError(wxT("PlayMetaFile")); + } + } + + return true; +} + +void wxMetafile::SetHMETAFILE(WXHANDLE mf) { - m_metaFile = NULL; - m_minX = 10000; - m_minY = 10000; - m_maxX = -10000; - m_maxY = -10000; -// m_title = NULL; - - if (!file.IsNull() && wxFileExists(file)) - wxRemoveFile(file); - - if (!file.IsNull() && (file != "")) - m_hDC = (WXHDC) CreateMetaFile(file); - else - m_hDC = (WXHDC) CreateMetaFile(NULL); - - m_ok = (m_hDC != (WXHDC) 0) ; - - // Actual Windows mapping mode, for future reference. - m_windowsMappingMode = MM_TEXT; - - SetMapMode(MM_TEXT); // NOTE: does not set HDC mapmode (this is correct) + if (!m_refData) + m_refData = new wxMetafileRefData; + + M_METAFILEDATA->m_metafile = mf; } -// New constructor that takes origin and extent. If you use this, don't -// give origin/extent arguments to wxMakeMetaFilePlaceable. -wxMetaFileDC::wxMetaFileDC(const wxString& file, int xext, int yext, int xorg, int yorg) +void wxMetafile::SetWindowsMappingMode(int mm) { - m_minX = 10000; - m_minY = 10000; - m_maxX = -10000; - m_maxY = -10000; - if (file != "" && wxFileExists(file)) wxRemoveFile(file); - m_hDC = (WXHDC) CreateMetaFile(file); - - m_ok = TRUE; - - ::SetWindowOrgEx((HDC) m_hDC,xorg,yorg, NULL); - ::SetWindowExtEx((HDC) m_hDC,xext,yext, NULL); - - // Actual Windows mapping mode, for future reference. - m_windowsMappingMode = MM_ANISOTROPIC; - - SetMapMode(MM_TEXT); // NOTE: does not set HDC mapmode (this is correct) + if (!m_refData) + m_refData = new wxMetafileRefData; + + M_METAFILEDATA->m_windowsMappingMode = mm; } -wxMetaFileDC::~wxMetaFileDC(void) +// ---------------------------------------------------------------------------- +// Metafile device context +// ---------------------------------------------------------------------------- + +// Original constructor that does not takes origin and extent. If you use this, +// *DO* give origin/extent arguments to wxMakeMetafilePlaceable. +wxMetafileDCImpl::wxMetafileDCImpl(wxDC *owner, const wxString& file) + : wxMSWDCImpl(owner) { - m_hDC = 0; + m_metaFile = NULL; + m_minX = 10000; + m_minY = 10000; + m_maxX = -10000; + m_maxY = -10000; + // m_title = NULL; + + if ( wxFileExists(file) ) + wxRemoveFile(file); + + if ( file.empty() ) + m_hDC = (WXHDC) CreateMetaFile(NULL); + else + m_hDC = (WXHDC) CreateMetaFile(file); + + m_ok = (m_hDC != (WXHDC) 0) ; + + // Actual Windows mapping mode, for future reference. + m_windowsMappingMode = wxMM_TEXT; + + SetMapMode(wxMM_TEXT); // NOTE: does not set HDC mapmode (this is correct) } -void wxMetaFileDC::GetTextExtent(const wxString& string, long *x, long *y, - long *descent, long *externalLeading, wxFont *theFont, bool use16bit) const +// New constructor that takes origin and extent. If you use this, don't +// give origin/extent arguments to wxMakeMetafilePlaceable. +wxMetafileDCImpl::wxMetafileDCImpl(wxDC *owner, const wxString& file, + int xext, int yext, int xorg, int yorg) + : wxMSWDCImpl(owner) { - wxFont *fontToUse = theFont; - if (!fontToUse) - fontToUse = (wxFont*) &m_font; + m_minX = 10000; + m_minY = 10000; + m_maxX = -10000; + m_maxY = -10000; + if ( !file.empty() && wxFileExists(file) ) + wxRemoveFile(file); + m_hDC = (WXHDC) CreateMetaFile(file.empty() ? NULL : file.wx_str()); - HDC dc = GetDC(NULL); + m_ok = true; - SIZE sizeRect; - TEXTMETRIC tm; - GetTextExtentPoint(dc, (char *)(const char *) string, strlen((char *)(const char *) string), &sizeRect); - GetTextMetrics(dc, &tm); + ::SetWindowOrgEx((HDC) m_hDC,xorg,yorg, NULL); + ::SetWindowExtEx((HDC) m_hDC,xext,yext, NULL); - ReleaseDC(NULL, dc); + // Actual Windows mapping mode, for future reference. + m_windowsMappingMode = MM_ANISOTROPIC; - *x = XDEV2LOGREL(sizeRect.cx); - *y = YDEV2LOGREL(sizeRect.cy); - if (descent) *descent = tm.tmDescent; - if (externalLeading) *externalLeading = tm.tmExternalLeading; + SetMapMode(wxMM_TEXT); // NOTE: does not set HDC mapmode (this is correct) } -wxMetaFile *wxMetaFileDC::Close(void) +wxMetafileDCImpl::~wxMetafileDCImpl() { - SelectOldObjects(m_hDC); - HANDLE mf = CloseMetaFile((HDC) m_hDC); - m_hDC = 0; - if (mf) - { - wxMetaFile *wx_mf = new wxMetaFile; - wx_mf->SetHMETAFILE((WXHANDLE) mf); - wx_mf->SetWindowsMappingMode(m_windowsMappingMode); - return wx_mf; - } - return NULL; + m_hDC = 0; } -void wxMetaFileDC::SetMapMode(int mode) +void wxMetafileDCImpl::DoGetTextExtent(const wxString& string, + wxCoord *x, wxCoord *y, + wxCoord *descent, wxCoord *externalLeading, + const wxFont *theFont) const { - m_mappingMode = mode; + const wxFont *fontToUse = theFont; + if (!fontToUse) + fontToUse = &m_font; + + ScreenHDC dc; + SelectInHDC selFont(dc, GetHfontOf(*fontToUse)); + + SIZE sizeRect; + TEXTMETRIC tm; + ::GetTextExtentPoint32(dc, WXSTRINGCAST string, wxStrlen(WXSTRINGCAST string), &sizeRect); + ::GetTextMetrics(dc, &tm); + + if ( x ) + *x = sizeRect.cx; + if ( y ) + *y = sizeRect.cy; + if ( descent ) + *descent = tm.tmDescent; + if ( externalLeading ) + *externalLeading = tm.tmExternalLeading; +} -// int pixel_width = 0; -// int pixel_height = 0; -// int mm_width = 0; -// int mm_height = 0; +void wxMetafileDCImpl::DoGetSize(int *width, int *height) const +{ + wxCHECK_RET( m_refData, wxT("invalid wxMetafileDC") ); - float mm2pixelsX = 10.0; - float mm2pixelsY = 10.0; + if ( width ) + *width = M_METAFILEDATA->m_width; + if ( height ) + *height = M_METAFILEDATA->m_height; +} - switch (mode) - { - case MM_TWIPS: - { - m_logicalScaleX = (float)(twips2mm * mm2pixelsX); - m_logicalScaleY = (float)(twips2mm * mm2pixelsY); - break; - } - case MM_POINTS: - { - m_logicalScaleX = (float)(pt2mm * mm2pixelsX); - m_logicalScaleY = (float)(pt2mm * mm2pixelsY); - break; - } - case MM_METRIC: - { - m_logicalScaleX = mm2pixelsX; - m_logicalScaleY = mm2pixelsY; - break; - } - case MM_LOMETRIC: +wxMetafile *wxMetafileDCImpl::Close() +{ + SelectOldObjects(m_hDC); + HANDLE mf = CloseMetaFile((HDC) m_hDC); + m_hDC = 0; + if (mf) { - m_logicalScaleX = (float)(mm2pixelsX/10.0); - m_logicalScaleY = (float)(mm2pixelsY/10.0); - break; + wxMetafile *wx_mf = new wxMetafile; + wx_mf->SetHMETAFILE((WXHANDLE) mf); + wx_mf->SetWindowsMappingMode(m_windowsMappingMode); + return wx_mf; } - default: - case MM_TEXT: + return NULL; +} + +void wxMetafileDCImpl::SetMapMode(wxMappingMode mode) +{ + m_mappingMode = mode; + + // int pixel_width = 0; + // int pixel_height = 0; + // int mm_width = 0; + // int mm_height = 0; + + float mm2pixelsX = 10.0; + float mm2pixelsY = 10.0; + + switch (mode) { - m_logicalScaleX = 1.0; - m_logicalScaleY = 1.0; - break; + case wxMM_TWIPS: + { + m_logicalScaleX = (float)(twips2mm * mm2pixelsX); + m_logicalScaleY = (float)(twips2mm * mm2pixelsY); + break; + } + case wxMM_POINTS: + { + m_logicalScaleX = (float)(pt2mm * mm2pixelsX); + m_logicalScaleY = (float)(pt2mm * mm2pixelsY); + break; + } + case wxMM_METRIC: + { + m_logicalScaleX = mm2pixelsX; + m_logicalScaleY = mm2pixelsY; + break; + } + case wxMM_LOMETRIC: + { + m_logicalScaleX = (float)(mm2pixelsX/10.0); + m_logicalScaleY = (float)(mm2pixelsY/10.0); + break; + } + default: + case wxMM_TEXT: + { + m_logicalScaleX = 1.0; + m_logicalScaleY = 1.0; + break; + } } - } - m_windowExtX = 100; - m_windowExtY = 100; } +// ---------------------------------------------------------------------------- +// wxMakeMetafilePlaceable +// ---------------------------------------------------------------------------- + #ifdef __WIN32__ struct RECT32 { @@ -246,132 +337,196 @@ struct RECT32 }; struct mfPLACEABLEHEADER { - DWORD key; - short hmf; - RECT32 bbox; - WORD inch; - DWORD reserved; - WORD checksum; + DWORD key; + short hmf; + RECT32 bbox; + WORD inch; + DWORD reserved; + WORD checksum; }; #else struct mfPLACEABLEHEADER { - DWORD key; - HANDLE hmf; - RECT bbox; - WORD inch; - DWORD reserved; - WORD checksum; + DWORD key; + HANDLE hmf; + RECT bbox; + WORD inch; + DWORD reserved; + WORD checksum; }; #endif /* * Pass filename of existing non-placeable metafile, and bounding box. * Adds a placeable metafile header, sets the mapping mode to anisotropic, - * and sets the window origin and extent to mimic the MM_TEXT mapping mode. + * and sets the window origin and extent to mimic the wxMM_TEXT mapping mode. * */ - -bool wxMakeMetaFilePlaceable(const wxString& filename, float scale) + +bool wxMakeMetafilePlaceable(const wxString& filename, float scale) +{ + return wxMakeMetafilePlaceable(filename, 0, 0, 0, 0, scale, false); +} + +bool wxMakeMetafilePlaceable(const wxString& filename, int x1, int y1, int x2, int y2, float scale, bool useOriginAndExtent) +{ + // I'm not sure if this is the correct way of suggesting a scale + // to the client application, but it's the only way I can find. + int unitsPerInch = (int)(576/scale); + + mfPLACEABLEHEADER header; + header.key = 0x9AC6CDD7L; + header.hmf = 0; + header.bbox.left = (int)(x1); + header.bbox.top = (int)(y1); + header.bbox.right = (int)(x2); + header.bbox.bottom = (int)(y2); + header.inch = unitsPerInch; + header.reserved = 0; + + // Calculate checksum + WORD *p; + mfPLACEABLEHEADER *pMFHead = &header; + for (p =(WORD *)pMFHead,pMFHead -> checksum = 0; + p < (WORD *)&pMFHead ->checksum; ++p) + pMFHead ->checksum ^= *p; + + FILE *fd = wxFopen(filename.fn_str(), wxT("rb")); + if (!fd) return false; + + wxString tempFileBuf = wxFileName::CreateTempFileName(wxT("mf")); + if (tempFileBuf.empty()) + return false; + + FILE *fHandle = wxFopen(tempFileBuf.fn_str(), wxT("wb")); + if (!fHandle) + return false; + fwrite((void *)&header, sizeof(unsigned char), sizeof(mfPLACEABLEHEADER), fHandle); + + // Calculate origin and extent + int originX = x1; + int originY = y1; + int extentX = x2 - x1; + int extentY = (y2 - y1); + + // Read metafile header and write + METAHEADER metaHeader; + fread((void *)&metaHeader, sizeof(unsigned char), sizeof(metaHeader), fd); + + if (useOriginAndExtent) + metaHeader.mtSize += 15; + else + metaHeader.mtSize += 5; + + fwrite((void *)&metaHeader, sizeof(unsigned char), sizeof(metaHeader), fHandle); + + // Write SetMapMode, SetWindowOrigin and SetWindowExt records + char modeBuffer[8]; + char originBuffer[10]; + char extentBuffer[10]; + METARECORD *modeRecord = (METARECORD *)&modeBuffer; + + METARECORD *originRecord = (METARECORD *)&originBuffer; + METARECORD *extentRecord = (METARECORD *)&extentBuffer; + + modeRecord->rdSize = 4; + modeRecord->rdFunction = META_SETMAPMODE; + modeRecord->rdParm[0] = MM_ANISOTROPIC; + + originRecord->rdSize = 5; + originRecord->rdFunction = META_SETWINDOWORG; + originRecord->rdParm[0] = originY; + originRecord->rdParm[1] = originX; + + extentRecord->rdSize = 5; + extentRecord->rdFunction = META_SETWINDOWEXT; + extentRecord->rdParm[0] = extentY; + extentRecord->rdParm[1] = extentX; + + fwrite((void *)modeBuffer, sizeof(char), 8, fHandle); + + if (useOriginAndExtent) + { + fwrite((void *)originBuffer, sizeof(char), 10, fHandle); + fwrite((void *)extentBuffer, sizeof(char), 10, fHandle); + } + + int ch = -2; + while (ch != EOF) + { + ch = getc(fd); + if (ch != EOF) + { + putc(ch, fHandle); + } + } + fclose(fHandle); + fclose(fd); + wxRemoveFile(filename); + wxCopyFile(tempFileBuf, filename); + wxRemoveFile(tempFileBuf); + return true; +} + + +#if wxUSE_DRAG_AND_DROP + +// ---------------------------------------------------------------------------- +// wxMetafileDataObject +// ---------------------------------------------------------------------------- + +size_t wxMetafileDataObject::GetDataSize() const { - return wxMakeMetaFilePlaceable(filename, 0, 0, 0, 0, scale, FALSE); + return sizeof(METAFILEPICT); } -bool wxMakeMetaFilePlaceable(const wxString& filename, int x1, int y1, int x2, int y2, float scale, bool useOriginAndExtent) +bool wxMetafileDataObject::GetDataHere(void *buf) const { - // I'm not sure if this is the correct way of suggesting a scale - // to the client application, but it's the only way I can find. - int unitsPerInch = (int)(576/scale); - - mfPLACEABLEHEADER header; - header.key = 0x9AC6CDD7L; - header.hmf = 0; - header.bbox.left = (int)(x1); - header.bbox.top = (int)(y1); - header.bbox.right = (int)(x2); - header.bbox.bottom = (int)(y2); - header.inch = unitsPerInch; - header.reserved = 0; - - // Calculate checksum - WORD *p; - mfPLACEABLEHEADER *pMFHead = &header; - for (p =(WORD *)pMFHead,pMFHead -> checksum = 0; - p < (WORD *)&pMFHead ->checksum; ++p) - pMFHead ->checksum ^= *p; - - FILE *fd = fopen((char *)(const char *)filename, "rb"); - if (!fd) return FALSE; - - char tempFileBuf[256]; - wxGetTempFileName("mf", tempFileBuf); - FILE *fHandle = fopen(tempFileBuf, "wb"); - if (!fHandle) - return FALSE; - fwrite((void *)&header, sizeof(unsigned char), sizeof(mfPLACEABLEHEADER), fHandle); - - // Calculate origin and extent - int originX = x1; - int originY = y1; - int extentX = x2 - x1; - int extentY = (y2 - y1); - - // Read metafile header and write - METAHEADER metaHeader; - fread((void *)&metaHeader, sizeof(unsigned char), sizeof(metaHeader), fd); - - if (useOriginAndExtent) - metaHeader.mtSize += 15; - else - metaHeader.mtSize += 5; - - fwrite((void *)&metaHeader, sizeof(unsigned char), sizeof(metaHeader), fHandle); - - // Write SetMapMode, SetWindowOrigin and SetWindowExt records - char modeBuffer[8]; - char originBuffer[10]; - char extentBuffer[10]; - METARECORD *modeRecord = (METARECORD *)&modeBuffer; - - METARECORD *originRecord = (METARECORD *)&originBuffer; - METARECORD *extentRecord = (METARECORD *)&extentBuffer; - - modeRecord->rdSize = 4; - modeRecord->rdFunction = META_SETMAPMODE; - modeRecord->rdParm[0] = MM_ANISOTROPIC; - - originRecord->rdSize = 5; - originRecord->rdFunction = META_SETWINDOWORG; - originRecord->rdParm[0] = originY; - originRecord->rdParm[1] = originX; - - extentRecord->rdSize = 5; - extentRecord->rdFunction = META_SETWINDOWEXT; - extentRecord->rdParm[0] = extentY; - extentRecord->rdParm[1] = extentX; - - fwrite((void *)modeBuffer, sizeof(char), 8, fHandle); - - if (useOriginAndExtent) - { - fwrite((void *)originBuffer, sizeof(char), 10, fHandle); - fwrite((void *)extentBuffer, sizeof(char), 10, fHandle); - } - - int ch = -2; - while (ch != EOF) - { - ch = getc(fd); - if (ch != EOF) + METAFILEPICT *mfpict = (METAFILEPICT *)buf; + const wxMetafile& mf = GetMetafile(); + + wxCHECK_MSG( mf.GetHMETAFILE(), false, wxT("copying invalid metafile") ); + + // doesn't seem to work with any other mapping mode... + mfpict->mm = MM_ANISOTROPIC; //mf.GetWindowsMappingMode(); + mfpict->xExt = mf.GetWidth(); + mfpict->yExt = mf.GetHeight(); + + // transform the picture size to HIMETRIC units (0.01mm) - as we don't know + // what DC the picture will be rendered to, use the default display one + PixelToHIMETRIC(&mfpict->xExt, &mfpict->yExt); + + mfpict->hMF = CopyMetaFile((HMETAFILE)mf.GetHMETAFILE(), NULL); + + return true; +} + +bool wxMetafileDataObject::SetData(size_t WXUNUSED(len), const void *buf) +{ + const METAFILEPICT *mfpict = (const METAFILEPICT *)buf; + + wxMetafile mf; + mf.SetWindowsMappingMode(mfpict->mm); + + LONG w = mfpict->xExt, + h = mfpict->yExt; + if ( mfpict->mm == MM_ANISOTROPIC ) { - putc(ch, fHandle); + // in this case xExt and yExt contain suggested size in HIMETRIC units + // (0.01 mm) - transform this to something more reasonable (pixels) + HIMETRICToPixel(&w, &h); } - } - fclose(fHandle); - fclose(fd); - wxRemoveFile(filename); - wxCopyFile(tempFileBuf, filename); - wxRemoveFile(tempFileBuf); - return TRUE; + + mf.SetWidth(w); + mf.SetHeight(h); + mf.SetHMETAFILE((WXHANDLE)mfpict->hMF); + + wxCHECK_MSG( mfpict->hMF, false, wxT("pasting invalid metafile") ); + + SetMetafile(mf); + + return true; } -#endif // USE_METAFILE +#endif // wxUSE_DRAG_AND_DROP + +#endif // wxUSE_METAFILE