X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..cd05bf23f6aec29f60a793f3ca4dfe336661fca1:/src/os2/metafile.cpp?ds=inline diff --git a/src/os2/metafile.cpp b/src/os2/metafile.cpp index b67f6f6aa5..020041396f 100644 --- a/src/os2/metafile.cpp +++ b/src/os2/metafile.cpp @@ -1,26 +1,22 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: metafile.cpp +// Name: src/os2/metafile.cpp // Purpose: wxMetaFile, wxMetaFileDC etc. These classes are optional. // Author: David Webster // Modified by: // Created: 10/10/99 // RCS-ID: $Id$ // Copyright: (c) David Webster -// Licence: wxWidgets licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" -#ifndef WX_PRECOMP -#include "wx/setup.h" -#endif - #if wxUSE_METAFILE #ifndef WX_PRECOMP -#include "wx/utils.h" -#include "wx/app.h" + #include "wx/utils.h" + #include "wx/app.h" #endif #include "wx/metafile.h" @@ -62,7 +58,7 @@ wxMetafile::wxMetafile(const wxString& file) M_METAFILEDATA->m_windowsMappingMode = wxMM_ANISOTROPIC; M_METAFILEDATA->m_metafile = 0; - if (!file.IsNull() && (file.Cmp(wxT("")) == 0)) + if (!file.empty()) M_METAFILEDATA->m_metafile = (WXHANDLE)0; // TODO: GetMetaFile(file); } @@ -72,33 +68,35 @@ wxMetafile::~wxMetafile(void) bool wxMetafile::SetClipboard(int width, int height) { +#if !wxUSE_CLIPBOARD + wxUnusedVar(width); + wxUnusedVar(height); + return false; +#else if (!m_refData) - return FALSE; + return false; bool alreadyOpen=wxClipboardOpen(); if (!alreadyOpen) { wxOpenClipboard(); - if (!wxEmptyClipboard()) return FALSE; + if (!wxEmptyClipboard()) return false; } bool success = wxSetClipboardData(wxDF_METAFILE, this, width,height); if (!alreadyOpen) wxCloseClipboard(); return (bool) success; +#endif } bool wxMetafile::Play(wxDC *dc) { if (!m_refData) - return FALSE; - - dc->BeginDrawing(); + return false; // if (dc->GetHDC() && M_METAFILEDATA->m_metafile) // PlayMetaFile((HDC) dc->GetHDC(), (HMETAFILE) M_METAFILEDATA->m_metafile); - dc->EndDrawing(); - - return TRUE; + return true; } void wxMetafile::SetHMETAFILE(WXHANDLE mf) @@ -138,7 +136,7 @@ wxMetafileDC::wxMetafileDC(const wxString& file) // TODO /* - if (!file.IsNull() && (file != wxT(""))) + if (!file.empty()) m_hDC = (WXHDC) CreateMetaFile(file); else m_hDC = (WXHDC) CreateMetaFile(NULL); @@ -154,24 +152,30 @@ wxMetafileDC::wxMetafileDC(const wxString& file) // 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) +wxMetafileDC::wxMetafileDC( const wxString& file, + int WXUNUSED(xext), + int WXUNUSED(yext), + int WXUNUSED(xorg), + int WXUNUSED(yorg) ) { - m_minX = 10000; - m_minY = 10000; - m_maxX = -10000; - m_maxY = -10000; - if (file != wxT("") && wxFileExists(file)) wxRemoveFile(file); + m_minX = 10000; + m_minY = 10000; + m_maxX = -10000; + m_maxY = -10000; + if (!file.empty() && wxFileExists(file)) + wxRemoveFile(file); + // m_hDC = (WXHDC) CreateMetaFile(file); - m_ok = TRUE; + 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 = wxMM_ANISOTROPIC; + // Actual Windows mapping mode, for future reference. + m_windowsMappingMode = wxMM_ANISOTROPIC; - SetMapMode(wxMM_TEXT); // NOTE: does not set HDC mapmode (this is correct) + SetMapMode(wxMM_TEXT); // NOTE: does not set HDC mapmode (this is correct) } wxMetafileDC::~wxMetafileDC(void) @@ -179,32 +183,37 @@ wxMetafileDC::~wxMetafileDC(void) m_hDC = 0; } -void wxMetafileDC::GetTextExtent(const wxString& string, long *x, long *y, - long *descent, long *externalLeading, wxFont *theFont, bool use16bit) const +void wxMetafileDC::GetTextExtent(const wxString& WXUNUSED(string), + long *WXUNUSED(x), + long *WXUNUSED(y), + long *WXUNUSED(descent), + long *WXUNUSED(externalLeading), + wxFont *theFont, + bool WXUNUSED(use16bit) ) const { - wxFont *fontToUse = theFont; - if (!fontToUse) - fontToUse = (wxFont*) &m_font; + wxFont *fontToUse = theFont; + if (!fontToUse) + fontToUse = (wxFont*) &m_font; - // TODO: + // TODO: /* - HDC dc = GetDC(NULL); - - SIZE sizeRect; - TEXTMETRIC tm; - GetTextExtentPoint(dc, WXSTRINGCAST string, wxStrlen(WXSTRINGCAST string), &sizeRect); - GetTextMetrics(dc, &tm); - - ReleaseDC(NULL, dc); - - if ( x ) - *x = sizeRect.cx; - if ( y ) - *y = sizeRect.cy; - if ( descent ) - *descent = tm.tmDescent; - if ( externalLeading ) - *externalLeading = tm.tmExternalLeading; + HDC dc = GetDC(NULL); + + SIZE sizeRect; + TEXTMETRIC tm; + GetTextExtentPoint(dc, WXSTRINGCAST string, wxStrlen(WXSTRINGCAST string), &sizeRect); + GetTextMetrics(dc, &tm); + + ReleaseDC(NULL, dc); + + if ( x ) + *x = sizeRect.cx; + if ( y ) + *y = sizeRect.cy; + if ( descent ) + *descent = tm.tmDescent; + if ( externalLeading ) + *externalLeading = tm.tmExternalLeading; */ } @@ -283,21 +292,21 @@ 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 @@ -313,106 +322,111 @@ 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) +bool wxMakeMetafilePlaceable(const wxString& WXUNUSED(filename), + int WXUNUSED(x1), + int WXUNUSED(y1), + int WXUNUSED(x2), + int WXUNUSED(y2), + float WXUNUSED(scale), + bool WXUNUSED(useOriginAndExtent)) { // TODO: the OS/2 PM/MM way to do this /* - // 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.xLeft = (int)(x1); - header.bbox.yTop = (int)(y1); - header.bbox.xRight = (int)(x2); - header.bbox.yBottom = (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(filename.fn_str(), "rb"); - if (!fd) return FALSE; - - wxChar tempFileBuf[256]; - wxGetTempFileName(wxT("mf"), tempFileBuf); - FILE *fHandle = fopen(wxConvFile.cWX2MB(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); - } + // 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.xLeft = (int)(x1); + header.bbox.yTop = (int)(y1); + header.bbox.xRight = (int)(x2); + header.bbox.yBottom = (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(filename.fn_str(), "rb"); + if (!fd) + return false; + + wxChar tempFileBuf[256]; + wxGetTempFileName(wxT("mf"), tempFileBuf); + FILE *fHandle = fopen(wxConvFile.cWX2MB(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) + int ch = -2; + while (ch != EOF) { - putc(ch, fHandle); + ch = getc(fd); + if (ch != EOF) + { + putc(ch, fHandle); + } } - } - fclose(fHandle); - fclose(fd); - wxRemoveFile(filename); - wxCopyFile(tempFileBuf, filename); - wxRemoveFile(tempFileBuf); + fclose(fHandle); + fclose(fd); + wxRemoveFile(filename); + wxCopyFile(tempFileBuf, filename); + wxRemoveFile(tempFileBuf); */ - return TRUE; + return true; } #endif // wxUSE_METAFILE -