#pragma implementation "metafile.h"
#endif
-#include "wx/object.h"
-#include "wx/string.h"
-#include "wx/dc.h"
-#include "wx/stubs/metafile.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+#include "wx/setup.h"
+#endif
+
+#if wxUSE_METAFILE
+
+#ifndef WX_PRECOMP
+#include "wx/utils.h"
+#include "wx/app.h"
+#endif
+
+#include "wx/metafile.h"
#include "wx/clipbrd.h"
+#include <stdio.h>
+#include <string.h>
+
extern bool wxClipboardIsOpen;
#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxMetaFile, wxObject)
-IMPLEMENT_ABSTRACT_CLASS(wxMetaFileDC, wxDC)
+IMPLEMENT_DYNAMIC_CLASS(wxMetafile, wxObject)
+IMPLEMENT_ABSTRACT_CLASS(wxMetafileDC, wxDC)
#endif
+/*
+ * Metafiles
+ * Currently, the only purpose for making a metafile is to put
+ * it on the clipboard.
+ */
+
+wxMetafileRefData::wxMetafileRefData(void)
+{
+ m_metafile = 0;
+}
+
+wxMetafileRefData::~wxMetafileRefData(void)
+{
+ if (m_metafile)
+ {
+ KillPicture( m_metafile ) ;
+ m_metafile = 0;
+ }
+}
+
wxMetaFile::wxMetaFile(const wxString& file)
{
- // TODO
+ m_refData = new wxMetafileRefData;
+
+
+ M_METAFILEDATA->m_metafile = 0;
+ wxASSERT_MSG( file.IsEmpty() , "no file based metafile support yet") ;
+/*
+ if (!file.IsNull() && (file.Cmp("") == 0))
+ M_METAFILEDATA->m_metafile = (WXHANDLE) GetMetaFile(file);
+*/
}
wxMetaFile::~wxMetaFile()
{
- // TODO
}
bool wxMetaFile::SetClipboard(int width, int height)
{
+ if (!m_refData)
+ return FALSE;
+
bool alreadyOpen=wxClipboardOpen();
if (!alreadyOpen)
{
wxOpenClipboard();
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;
+ return (bool) success;
+
+ return TRUE ;
+}
+
+void wxMetafile::SetHMETAFILE(PicHandle mf)
+{
+ if (!m_refData)
+ m_refData = new wxMetafileRefData;
+
+ M_METAFILEDATA->m_metafile = mf;
}
bool wxMetaFile::Play(wxDC *dc)
{
- // TODO
+ if (!m_refData)
return FALSE;
+
+ if (!dc->Ok() )
+ return FALSE;
+
+ {
+ wxMacPortSetter helper( dc ) ;
+ PicHandle pict = GetHMETAFILE() ;
+ DrawPicture( pict , &(**pict).picFrame ) ;
+ }
+ return TRUE;
}
/*
// *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;
+
+ wxASSERT_MSG( file.IsEmpty() , "no file based metafile support yet") ;
+
+ m_metaFile = new wxMetaFile("") ;
+ Rect r={0,0,1000,1000} ;
+
+ m_metaFile->SetHMETAFILE( OpenPicture( &r ) ) ;
+ ::GetPort( &m_macPort ) ;
+ m_ok = TRUE ;
+
+ SetMapMode(wxMM_TEXT);
}
// 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)
-{
- // TODO
-}
-wxMetaFileDC::~wxMetaFileDC()
+wxMetaFileDC::wxMetaFileDC(const wxString& file, int xext, int yext, int xorg, int yorg)
{
-}
+ m_minX = 10000;
+ m_minY = 10000;
+ m_maxX = -10000;
+ m_maxY = -10000;
-void wxMetaFileDC::GetTextExtent(const wxString& string, float *x, float *y,
- float *descent, float *externalLeading, wxFont *theFont, bool use16bit)
-{
- // TODO
-}
+ wxASSERT_MSG( file.IsEmpty() , "no file based metafile support yet") ;
-wxMetaFile *wxMetaFileDC::Close()
-{
- // TODO
- return NULL;
-}
+ m_metaFile = new wxMetaFile("") ;
+ Rect r={yorg,xorg,yorg+yext,xorg+xext} ;
+
+ m_metaFile->SetHMETAFILE( OpenPicture( &r ) ) ;
+ ::GetPort( &m_macPort ) ;
+ m_ok = TRUE ;
-void wxMetaFileDC::SetMapMode(int mode)
-{
- // TODO
+ SetMapMode(wxMM_TEXT);
}
-#if 0
-
-#ifdef __WIN32__
-struct RECT32
-{
- short left;
- short top;
- short right;
- short bottom;
-};
-
-struct mfPLACEABLEHEADER {
- 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;
-};
-#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.
- *
- */
-
-bool wxMakeMetaFilePlaceable(const wxString& filename, float scale)
+wxMetaFileDC::~wxMetaFileDC()
{
- 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)
+wxMetaFile *wxMetaFileDC::Close()
{
- // 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)
- {
- putc(ch, fHandle);
- }
- }
- fclose(fHandle);
- fclose(fd);
- wxRemoveFile(filename);
- wxCopyFile(tempFileBuf, filename);
- wxRemoveFile(tempFileBuf);
- return TRUE;
+ ClosePicture() ;
+ return m_metaFile;
}
#endif
-
projects / wxWidgets.git / blobdiff