X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0e320a79f187558effb04d92020b470372bbe456..0200fb27880406fb89d5f2dc2aaae5ce810f51b6:/src/os2/metafile.cpp diff --git a/src/os2/metafile.cpp b/src/os2/metafile.cpp index 03c29bcb79..82709b4ccb 100644 --- a/src/os2/metafile.cpp +++ b/src/os2/metafile.cpp @@ -1,58 +1,118 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: metafile.cpp +// Name: src/os2/metafile.cpp // Purpose: wxMetaFile, wxMetaFileDC etc. These classes are optional. -// Author: AUTHOR +// Author: David Webster // Modified by: -// Created: 04/01/98 +// Created: 10/10/99 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Copyright: (c) David Webster +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "metafile.h" +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#if wxUSE_METAFILE + +#ifndef WX_PRECOMP + #include "wx/utils.h" + #include "wx/app.h" #endif -#include "wx/object.h" -#include "wx/string.h" -#include "wx/dc.h" -#include "wx/stubs/metafile.h" +#include "wx/metafile.h" #include "wx/clipbrd.h" +#include "wx/os2/private.h" + +#include +#include extern bool wxClipboardIsOpen; -#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) + +/* + * Metafiles + * Currently, the only purpose for making a metafile is to put + * it on the clipboard. + */ -wxMetaFile::wxMetaFile(const wxString& file) +wxMetafileRefData::wxMetafileRefData(void) { - // TODO + m_metafile = 0; + m_windowsMappingMode = wxMM_ANISOTROPIC; } -wxMetaFile::~wxMetaFile() +wxMetafileRefData::~wxMetafileRefData(void) { - // TODO + if (m_metafile) + { +// TODO: DeleteMetaFile((HMETAFILE) m_metafile); + m_metafile = 0; + } } -bool wxMetaFile::SetClipboard(int width, int height) +wxMetafile::wxMetafile(const wxString& file) { + m_refData = new wxMetafileRefData; + + M_METAFILEDATA->m_windowsMappingMode = wxMM_ANISOTROPIC; + M_METAFILEDATA->m_metafile = 0; + if (!file.empty()) + M_METAFILEDATA->m_metafile = (WXHANDLE)0; // TODO: GetMetaFile(file); +} + +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; + bool alreadyOpen=wxClipboardOpen(); if (!alreadyOpen) { wxOpenClipboard(); - if (!wxEmptyClipboard()) return FALSE; + if (!wxEmptyClipboard()) return false; } - bool success = wxSetClipboardData(wxDF_METAFILE,this, width,height); + bool success = wxSetClipboardData(wxDF_METAFILE, this, width,height); if (!alreadyOpen) wxCloseClipboard(); return (bool) success; +#endif } -bool wxMetaFile::Play(wxDC *dc) +bool wxMetafile::Play(wxDC *dc) { - // TODO - return FALSE; + if (!m_refData) + return false; + + // if (dc->GetHDC() && M_METAFILEDATA->m_metafile) + // PlayMetaFile((HDC) dc->GetHDC(), (HMETAFILE) M_METAFILEDATA->m_metafile); + + return true; +} + +void wxMetafile::SetHMETAFILE(WXHANDLE mf) +{ + if (m_refData) + m_refData = new wxMetafileRefData; + + M_METAFILEDATA->m_metafile = mf; +} + +void wxMetafile::SetWindowsMappingMode(int mm) +{ + if (m_refData) + m_refData = new wxMetafileRefData; + + M_METAFILEDATA->m_windowsMappingMode = mm; } /* @@ -61,41 +121,166 @@ bool wxMetaFile::Play(wxDC *dc) */ // 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) +// *DO* give origin/extent arguments to wxMakeMetafilePlaceable. +wxMetafileDC::wxMetafileDC(const wxString& file) { - // TODO + 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); + + // TODO +/* + if (!file.empty()) + 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 = wxMM_TEXT; + + SetMapMode(wxMM_TEXT); // NOTE: does not set HDC mapmode (this is correct) } // 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) +// give origin/extent arguments to wxMakeMetafilePlaceable. +wxMetafileDC::wxMetafileDC( const wxString& file, + int WXUNUSED(xext), + int WXUNUSED(yext), + int WXUNUSED(xorg), + int WXUNUSED(yorg) ) { - // TODO + 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; + +// ::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; + + SetMapMode(wxMM_TEXT); // NOTE: does not set HDC mapmode (this is correct) } -wxMetaFileDC::~wxMetaFileDC() +wxMetafileDC::~wxMetafileDC(void) { + m_hDC = 0; } -void wxMetaFileDC::GetTextExtent(const wxString& string, float *x, float *y, - float *descent, float *externalLeading, wxFont *theFont, bool use16bit) +void wxMetafileDC::GetTextExtent(const wxString& WXUNUSED(string), + long *WXUNUSED(x), + long *WXUNUSED(y), + long *WXUNUSED(descent), + long *WXUNUSED(externalLeading), + const wxFont *theFont, + bool WXUNUSED(use16bit) ) const { - // TODO + const wxFont *fontToUse = theFont; + if (!fontToUse) + fontToUse = &m_font; + + // 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; +*/ } -wxMetaFile *wxMetaFileDC::Close() +wxMetafile *wxMetafileDC::Close(void) { - // TODO - return NULL; + SelectOldObjects(m_hDC); + HANDLE mf = 0; // TODO: 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; } -void wxMetaFileDC::SetMapMode(int mode) +void wxMetafileDC::SetMapMode(int mode) { - // TODO -} + 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; -#if 0 + switch (mode) + { + 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_nWindowExtX = 100; + m_nWindowExtY = 100; +} #ifdef __WIN32__ struct RECT32 @@ -107,21 +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 @@ -131,109 +316,117 @@ struct mfPLACEABLEHEADER { * and sets the window origin and extent to mimic the wxMM_TEXT mapping mode. * */ - -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 = 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) +bool wxMakeMetafilePlaceable(const wxString& filename, float scale) +{ + return wxMakeMetafilePlaceable(filename, 0, 0, 0, 0, scale, FALSE); +} + +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) { - putc(ch, fHandle); + fwrite((void *)originBuffer, sizeof(char), 10, fHandle); + fwrite((void *)extentBuffer, sizeof(char), 10, fHandle); } - } - fclose(fHandle); - fclose(fd); - wxRemoveFile(filename); - wxCopyFile(tempFileBuf, filename); - wxRemoveFile(tempFileBuf); - return TRUE; -} -#endif + 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; +} +#endif // wxUSE_METAFILE