return TRUE;
} // end of wxGetNativeFontEncoding
+wxFontEncoding wxGetFontEncFromCharSet(
+ int nCharSet
+)
+{
+ wxFontEncoding eFontEncoding;
+
+ switch (nCharSet)
+ {
+ default:
+ case 1250:
+ eFontEncoding = wxFONTENCODING_CP1250;
+ break;
+
+ case 1252:
+ eFontEncoding = wxFONTENCODING_CP1252;
+ break;
+
+ case 921:
+ eFontEncoding = wxFONTENCODING_ISO8859_4;
+ break;
+
+ case 1251:
+ eFontEncoding = wxFONTENCODING_CP1251;
+ break;
+
+ case 864:
+ eFontEncoding = wxFONTENCODING_ISO8859_6;
+ break;
+
+ case 869:
+ eFontEncoding = wxFONTENCODING_ISO8859_7;
+ break;
+
+ case 862:
+ eFontEncoding = wxFONTENCODING_ISO8859_8;
+ break;
+
+ case 857:
+ eFontEncoding = wxFONTENCODING_ISO8859_9;
+ break;
+
+ case 874:
+ eFontEncoding = wxFONTENCODING_ISO8859_11;
+ break;
+
+ case 437:
+ eFontEncoding = wxFONTENCODING_CP437;
+ break;
+ }
+ return eFontEncoding;
+} // end of wxGetNativeFontEncoding
+
bool wxTestFontEncoding(
const wxNativeEncodingInfo& rInfo
)
// ----------------------------------------------------------------------------
void wxFillLogFont(
- LOGFONT* pLogFont // OS2 GPI FATTRS
+ LOGFONT* pFattrs // OS2 GPI FATTRS
, PFACENAMEDESC pFaceName
-, const wxFont* pFont
+, HPS* phPS
+, bool* pbInternalPS
+, long* pflId
+, wxString& sFaceName
+, wxFont* pFont
)
{
- wxString sFace;
- USHORT uWeight;
- int nItalic;
+ LONG lNumFonts = 0L; // For system font count
+ ERRORID vError; // For logging API errors
+ LONG lTemp = 0L;
+ bool bInternalPS = FALSE; // if we have to create one
+ PFONTMETRICS pFM = NULL;
+
+ //
+ // Initial house cleaning to free data buffers and ensure we have a
+ // functional PS to work with
+ //
+ if (!*phPS)
+ {
+ *phPS = ::WinGetPS(HWND_DESKTOP);
+ bInternalPS = TRUE;
+ }
+
+ //
+ // Determine the number of fonts.
+ //
+ if((lNumFonts = ::GpiQueryFonts( *phPS
+ ,QF_PUBLIC
+ ,NULL
+ ,&lTemp
+ ,(LONG) sizeof(FONTMETRICS)
+ ,NULL
+ )) < 0L)
+ {
+ ERRORID vError;
+ wxString sError;
- pLogFont->fsSelection = 0;
- pLogFont->fsSelection = FATTR_SEL_OUTLINE; // we will alway use only outlines
- pFaceName->usWeightClass = 0;
+ vError = ::WinGetLastError(wxGetInstance());
+ sError = wxPMErrorToStr(vError);
+ return;
+ }
+
+ //
+ // Allocate space for the font metrics.
+ //
+ pFM = new FONTMETRICS[lNumFonts + 1];
+
+ //
+ // Retrieve the font metrics.
+ //
+ lTemp = lNumFonts;
+ lTemp = ::GpiQueryFonts( *phPS
+ ,QF_PUBLIC
+ ,NULL
+ ,&lTemp
+ ,(LONG) sizeof(FONTMETRICS)
+ ,pFM
+ );
+ pFont->SetFM( pFM
+ ,(int)lNumFonts
+ );
+
+ wxString sVals;
+
+ //
+ // For debugging, delete later
+ //
+ for (int i = 0; i < lNumFonts; i++)
+ {
+ sVals << "Face: " << pFM[i].szFacename
+ << "Family: " << pFM[i].szFamilyname
+ << " PointSize: " << pFM[i].lEmHeight
+ << " Height: " << pFM[i].lXHeight
+ ;
+ sVals = "";
+ }
+
+ //
+ // Initialize FATTR and FACENAMEDESC
+ //
+ pFattrs->usRecordLength = sizeof(FATTRS);
+ pFattrs->fsFontUse = FATTR_FONTUSE_OUTLINE | // only outline fonts allowed
+ FATTR_FONTUSE_TRANSFORMABLE; // may be transformed
+ pFattrs->fsType = 0;
+ pFattrs->lMaxBaselineExt = pFattrs->lAveCharWidth = 0;
+ pFattrs->idRegistry = 0;
+ pFattrs->lMatch = 0;
+
+ pFaceName->usSize = sizeof(FACENAMEDESC);
+ pFaceName->usWidthClass = FWIDTH_NORMAL;
+ pFaceName->usReserved = 0;
pFaceName->flOptions = 0;
+
+ //
+ // This does the actual selection of fonts
+ //
+ wxOS2SelectMatchingFontByName( pFattrs
+ ,pFaceName
+ ,pFM
+ ,(int)lNumFonts
+ ,pFont
+ );
+ //
+ // We should now have the correct FATTRS set with the selected
+ // font, so now we need to generate an ID
+ //
+ long lNumLids = ::GpiQueryNumberSetIds(*phPS);
+ long lGpiError;
+
+ if(lNumLids )
+ {
+ long alTypes[255];
+ STR8 azNames[255];
+ long alIds[255];
+
+ if(!::GpiQuerySetIds( *phPS
+ ,lNumLids
+ ,alTypes
+ ,azNames
+ ,alIds
+ ))
+ {
+ if (bInternalPS)
+ ::WinReleasePS(*phPS);
+ return;
+ }
+
+ for(unsigned long LCNum = 0; LCNum < lNumLids; LCNum++)
+ if(alIds[LCNum] == *pflId)
+ ++*pflId;
+ if(*pflId > 254) // wow, no id available!
+ {
+ if (bInternalPS)
+ ::WinReleasePS(*phPS);
+ return;
+ }
+ }
+ else
+ *pflId = 1L;
+ //
+ // Release and delete the current font
+ //
+ ::GpiSetCharSet(*phPS, LCID_DEFAULT);/* release the font before deleting */
+ ::GpiDeleteSetId(*phPS, 1L); /* delete the logical font */
+
+ //
+ // Now build a facestring
+ //
+ char zFacename[128];
+
+ strcpy(zFacename, pFattrs->szFacename);
+
+ if(::GpiQueryFaceString( *phPS
+ ,zFacename
+ ,pFaceName
+ ,FACESIZE
+ ,pFattrs->szFacename
+ ) == GPI_ERROR)
+ {
+ vError = ::WinGetLastError(vHabmain);
+ }
+ sFaceName = zFacename;
+ *pbInternalPS = bInternalPS;
+
+ //
+ // That's it, we now have everything we need to actually create the font
+ //
+} // end of wxFillLogFont
+
+void wxOS2SelectMatchingFontByName(
+ PFATTRS pFattrs
+, PFACENAMEDESC pFaceName
+, PFONTMETRICS pFM
+, int nNumFonts
+, const wxFont* pFont
+)
+{
+ int i;
+ int nDiff0;
+ int nPointSize;
+ int nDiff;
+ int nIs;
+ int nMinDiff;
+ int nMinDiff0;
+ int nApirc;
+ int anDiff[16];
+ int anMinDiff[16];
+ int nIndex = 0;
+ STR8 zFn;
+ char zFontFaceName[FACESIZE];
+ wxString sFaceName;
+ USHORT usWeightClass;
+ int fsSelection = 0;
+
+ nMinDiff0 = 0xf000;
+ for(i = 0;i < 16; i++)
+ anMinDiff[i] = nMinDiff0;
+
switch (pFont->GetFamily())
{
case wxSCRIPT:
- sFace = _T("Script");
+ sFaceName = wxT("Script");
break;
case wxDECORATIVE:
case wxROMAN:
- sFace = _T("Times New Roman");
+ sFaceName = wxT("Tms Rmn");
break;
case wxTELETYPE:
+ sFaceName = wxT("Courier") ;
+ break;
+
case wxMODERN:
- sFace = _T("Courier New");
+ sFaceName = wxT("System VIO") ;
break;
case wxSWISS:
- sFace = _T("WarpSans");
+ sFaceName = wxT("Helv") ;
break;
case wxDEFAULT:
default:
- sFace = _T("Helv");
+ sFaceName = wxT("System VIO") ;
}
switch (pFont->GetWeight())
{
default:
wxFAIL_MSG(_T("unknown font weight"));
- uWeight = FWEIGHT_DONT_CARE;
+ // fall through
+ usWeightClass = FWEIGHT_DONT_CARE;
break;
case wxNORMAL:
- uWeight = FWEIGHT_NORMAL;
+ usWeightClass = FWEIGHT_NORMAL;
break;
case wxLIGHT:
- uWeight = FWEIGHT_LIGHT;
+ usWeightClass = FWEIGHT_LIGHT;
break;
case wxBOLD:
- uWeight = FWEIGHT_BOLD;
- pLogFont->fsSelection |= FATTR_SEL_BOLD;
+ usWeightClass = FWEIGHT_BOLD;
break;
- case wxFONTWEIGHT_MAX:
- uWeight = FWEIGHT_ULTRA_BOLD;
- pLogFont->fsSelection |= FATTR_SEL_BOLD;
+ case wxFONTWEIGHT_MAX:
+ usWeightClass = FWEIGHT_ULTRA_BOLD;
break;
}
- pFaceName->usWeightClass |= uWeight;
+ pFaceName->usWeightClass = usWeightClass;
switch (pFont->GetStyle())
{
case wxITALIC:
case wxSLANT:
- nItalic = FTYPE_ITALIC;
- pLogFont->fsSelection |= FATTR_SEL_ITALIC;
+ fsSelection = FM_SEL_ITALIC;
+ pFaceName->flOptions = FTYPE_ITALIC;
break;
default:
// fall through
case wxNORMAL:
- nItalic = 0;
+ fsSelection = 0;
break;
}
- pFaceName->flOptions |= nItalic;
- if(pFont->GetUnderlined())
- pLogFont->fsSelection |= FATTR_SEL_UNDERSCORE;
- //
- // In PM a font's height is expressed in points. A point equals
- // approximately 1/72 of an inch. We'll assume for now that,
- // like Windows, that fonts are 96 dpi.
- //
- DEVOPENSTRUC vDop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
- HDC hDC = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDop, NULLHANDLE);
- LONG lStart = CAPS_FAMILY;
- LONG lCount = CAPS_VERTICAL_RESOLUTION;
- LONG alArray[CAPS_VERTICAL_RESOLUTION];
- LONG lRes;
- int nPpInch;
-
-
- ::DevQueryCaps(hDC, lStart, lCount, alArray);
- lRes = alArray[CAPS_VERTICAL_RESOLUTION-1];
- if (lRes > 0)
- nPpInch = (int)(lRes/39.6); // lres is in pixels per meter
- else
- nPpInch = 96;
-
- int nHeight = (pFont->GetPointSize() * nPpInch/72);
- wxString sFacename = pFont->GetFaceName();
-
- if (!!sFacename)
- {
- sFace = sFacename;
- }
- //else: ff_face is a reasonable default facename for this font family
+ wxStrncpy(zFontFaceName, sFaceName.c_str(), WXSIZEOF(zFontFaceName));
+ nPointSize = pFont->GetPointSize();
//
- // Deal with encoding now
+ // Matching logic to find the right FM struct
//
- wxNativeEncodingInfo vInfo;
- wxFontEncoding vEncoding = pFont->GetEncoding();
-
- if (!wxGetNativeFontEncoding( vEncoding
- ,&vInfo
- ))
+ nIndex = 0;
+ for(i = 0, nIs = 0; i < nNumFonts; i++)
{
- if ( !wxTheFontMapper->GetAltForEncoding( vEncoding
- ,&vInfo
- ))
+ int nEmHeight = 0;
+ int nXHeight = 0;
+
+ anDiff[0] = wxGpiStrcmp(pFM[i].szFamilyname, zFontFaceName);
+ anDiff[1] = abs(pFM[i].lEmHeight - nPointSize);
+ anDiff[2] = abs(pFM[i].usWeightClass - usWeightClass);
+ anDiff[3] = abs((pFM[i].fsSelection & 0x2f) - fsSelection);
+ if(anDiff[0] == 0)
{
- //
- // Unsupported encoding, replace with the default
- //
- vInfo.charset = 850;
+ nEmHeight = (int)pFM[i].lEmHeight;
+ nXHeight =(int)pFM[i].lXHeight;
+ if( (nIs & 0x01) == 0)
+ {
+ nIs = 1;
+ nIndex = i;
+ anMinDiff[1] = anDiff[1];
+ anMinDiff[2] = anDiff[2];
+ anMinDiff[3] = anDiff[3];
+ }
+ else if(anDiff[3] < anMinDiff[3])
+ {
+ nIndex = i;
+ anMinDiff[3] = anDiff[3];
+ }
+ else if(anDiff[2] < anMinDiff[2])
+ {
+ nIndex = i;
+ anMinDiff[2] = anDiff[2];
+ }
+ else if(anDiff[1] < anMinDiff[1])
+ {
+ nIndex = i;
+ anMinDiff[1] = anDiff[1];
+ }
+ anMinDiff[0] = 0;
+ }
+ else if(anDiff[0] < anMinDiff[0])
+ {
+ nIs = 2;
+ nIndex = i;
+ anMinDiff[3] = anDiff[3];
+ anMinDiff[2] = anDiff[2];
+ anMinDiff[1] = anDiff[1];
+ anMinDiff[0] = anDiff[0];
+ }
+ else if(anDiff[0] == anMinDiff[0])
+ {
+ if(anDiff[3] < anMinDiff[3])
+ {
+ nIndex = i;
+ anMinDiff[3] = anDiff[3];
+ nIs = 2;
+ }
+ else if(anDiff[2] < anMinDiff[2])
+ {
+ nIndex = i;
+ anMinDiff[2] = anDiff[2];
+ nIs = 2;
+ }
+ else if(anDiff[1] < anMinDiff[1])
+ {
+ nIndex = i;
+ anMinDiff[1] = anDiff[1];
+ nIs = 2;
+ }
}
- }
-
- if (!vInfo.facename.IsEmpty() )
- {
- //
- // The facename determined by the encoding overrides everything else
- //
- sFace = vInfo.facename;
}
//
- // Transfer all the data to LOGFONT
+ // Fill in the FATTRS with the best match from FONTMETRICS
//
- pLogFont->usRecordLength = sizeof(FATTRS);
- wxStrcpy(pLogFont->szFacename, sFace.c_str());
- pLogFont->usCodePage = vInfo.charset;
- pLogFont->fsFontUse |= FATTR_FONTUSE_OUTLINE |
- FATTR_FONTUSE_TRANSFORMABLE;
-} // end of wxFillLogFont
+ pFattrs->usRecordLength = sizeof(FATTRS); // sets size of structure
+ pFattrs->fsSelection = pFM[nIndex].fsSelection; // uses default selection
+ pFattrs->lMatch = pFM[nIndex].lMatch; // force match
+ pFattrs->idRegistry = pFM[nIndex].idRegistry; // uses default registry
+ pFattrs->usCodePage = pFM[nIndex].usCodePage; // code-page
+ pFattrs->lMaxBaselineExt = 0; // OUTLINE fonts need this set to 0 as they use other attributes to match
+ pFattrs->lAveCharWidth = 0; // OUTLINE fonts need this set to 0 as they use other attributes to match
+ pFattrs->fsType = 0;// pfm->fsType; /* uses default type */
+ pFattrs->fsFontUse = 0;
+
+ wxStrcpy(pFattrs->szFacename, pFM[nIndex].szFacename);
+ // Debug
+ strcpy(zFontFaceName, pFM[nIndex].szFacename);
+ strcpy(zFontFaceName, pFattrs->szFacename);
+
+ if(usWeightClass >= FWEIGHT_BOLD)
+ pFattrs->fsSelection |= FATTR_SEL_BOLD;
+ if(pFont->GetUnderlined())
+ pFattrs->fsSelection |= FATTR_SEL_UNDERSCORE;
+ if(fsSelection & FM_SEL_ITALIC)
+ pFattrs->fsSelection |= FATTR_SEL_ITALIC;
+} // end of wxOS2SelectMatchingFontByName
wxFont wxCreateFontFromLogFont(
const LOGFONT* pLogFont
projects / wxWidgets.git / blobdiff