X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/80a24267cbc17d85e278e1f10cdfdaea12199639..e7e91e03584a8e2582e7efd32a06f9f79ef65a52:/src/unix/fontutil.cpp diff --git a/src/unix/fontutil.cpp b/src/unix/fontutil.cpp index 224725f7b6..9501ea5ee7 100644 --- a/src/unix/fontutil.cpp +++ b/src/unix/fontutil.cpp @@ -32,17 +32,25 @@ #endif // PCH #ifdef __X__ -#ifdef __VMS__ -#pragma message disable nosimpint -#endif -#include -#ifdef __VMS__ -#pragma message enable nosimpint -#endif + #ifdef __VMS__ + #pragma message disable nosimpint + #endif + + #include + + #ifdef __VMS__ + #pragma message enable nosimpint + #endif #include "wx/utils.h" // for wxGetDisplay() #elif defined(__WXGTK__) - #include "gdk/gdk.h" + // we have to declare struct tm to avoid problems with first forward + // declaring it in C code (glib.h included from gdk.h does it) and then + // defining it when time.h is included from the headers below - this is + // known not to work at least with Sun CC 6.01 + #include + + #include #endif #include "wx/fontutil.h" @@ -63,22 +71,22 @@ static wxHashTable *g_fontHash = (wxHashTable*) NULL; // define the functions to create and destroy native fonts for this toolkit #ifdef __X__ - static inline wxNativeFont wxLoadFont(const wxString& fontSpec) + wxNativeFont wxLoadFont(const wxString& fontSpec) { return XLoadQueryFont((Display *)wxGetDisplay(), fontSpec); } - static inline void wxFreeFont(wxNativeFont font) + inline void wxFreeFont(wxNativeFont font) { XFreeFont((Display *)wxGetDisplay(), (XFontStruct *)font); } #elif defined(__WXGTK__) - static inline wxNativeFont wxLoadFont(const wxString& fontSpec) + wxNativeFont wxLoadFont(const wxString& fontSpec) { return gdk_font_load( wxConvertWX2MB(fontSpec) ); } - static inline void wxFreeFont(wxNativeFont font) + inline void wxFreeFont(wxNativeFont font) { gdk_font_unref(font); } @@ -95,7 +103,8 @@ static wxNativeFont wxLoadQueryFont(int pointSize, bool underlined, const wxString& facename, const wxString& xregistry, - const wxString& xencoding); + const wxString& xencoding, + wxString* xFontName); // ============================================================================ // implementation @@ -109,8 +118,8 @@ static wxNativeFont wxLoadQueryFont(int pointSize, // encodingid;registry;encoding[;facename] bool wxNativeEncodingInfo::FromString(const wxString& s) { + // use ";", not "-" because it may be part of encoding name wxStringTokenizer tokenizer(s, _T(";")); - // cannot use "-" because it may be part of encoding name wxString encid = tokenizer.GetNextToken(); long enc; @@ -144,6 +153,154 @@ wxString wxNativeEncodingInfo::ToString() const return s; } +// ---------------------------------------------------------------------------- +// wxNativeFontInfo +// ---------------------------------------------------------------------------- + +void wxNativeFontInfo::Init() +{ + m_isDefault = TRUE; +} + +bool wxNativeFontInfo::FromString(const wxString& s) +{ + wxStringTokenizer tokenizer(s, _T(";")); + + // check the version + wxString token = tokenizer.GetNextToken(); + if ( token != _T('0') ) + return FALSE; + + xFontName = tokenizer.GetNextToken(); + + // this should be the end + if ( tokenizer.HasMoreTokens() ) + return FALSE; + + return FromXFontName(xFontName); +} + +wxString wxNativeFontInfo::ToString() const +{ + // 0 is the version + return wxString::Format(_T("%d;%s"), 0, GetXFontName().c_str()); +} + +bool wxNativeFontInfo::FromUserString(const wxString& s) +{ + return FromXFontName(s); +} + +wxString wxNativeFontInfo::ToUserString() const +{ + return GetXFontName(); +} + +bool wxNativeFontInfo::HasElements() const +{ + // we suppose that the foundry is never empty, so if it is it means that we + // had never parsed the XLFD + return !fontElements[0].empty(); +} + +wxString wxNativeFontInfo::GetXFontComponent(wxXLFDField field) const +{ + wxCHECK_MSG( field < wxXLFD_MAX, _T(""), _T("invalid XLFD field") ); + + if ( !HasElements() ) + { + // const_cast + if ( !((wxNativeFontInfo *)this)->FromXFontName(xFontName) ) + return _T(""); + } + + return fontElements[field]; +} + +bool wxNativeFontInfo::FromXFontName(const wxString& fontname) +{ + // TODO: we should be able to handle the font aliases here, but how? + wxStringTokenizer tokenizer(fontname, _T("-")); + + // skip the leading, usually empty field (font name registry) + if ( !tokenizer.HasMoreTokens() ) + return FALSE; + + (void)tokenizer.GetNextToken(); + + for ( size_t n = 0; n < WXSIZEOF(fontElements); n++ ) + { + if ( !tokenizer.HasMoreTokens() ) + { + // not enough elements in the XLFD - or maybe an alias + return FALSE; + } + + fontElements[n] = tokenizer.GetNextToken(); + } + + // this should be all + return !tokenizer.HasMoreTokens(); +} + +wxString wxNativeFontInfo::GetXFontName() const +{ + if ( xFontName.empty() ) + { + for ( size_t n = 0; n < WXSIZEOF(fontElements); n++ ) + { + // replace the non specified elements with '*' except for the + // additional style which is usually just omitted + wxString elt = fontElements[n]; + if ( elt.empty() && n != wxXLFD_ADDSTYLE ) + { + elt = _T('*'); + } + + // const_cast + ((wxNativeFontInfo *)this)->xFontName << _T('-') << elt; + } + } + + return xFontName; +} + +void +wxNativeFontInfo::SetXFontComponent(wxXLFDField field, const wxString& value) +{ + wxCHECK_RET( field < wxXLFD_MAX, _T("invalid XLFD field") ); + + // this class should be initialized with a valid font spec first and only + // then the fields may be modified! + wxASSERT_MSG( !IsDefault(), _T("can't modify an uninitialized XLFD") ); + + if ( !HasElements() ) + { + // const_cast + if ( !((wxNativeFontInfo *)this)->FromXFontName(xFontName) ) + { + wxFAIL_MSG( _T("can't set font element for invalid XLFD") ); + + return; + } + } + + fontElements[field] = value; + + // invalidate the XFLD, it doesn't correspond to the font elements any more + xFontName.clear(); +} + +void wxNativeFontInfo::SetXFontName(const wxString& xFontName_) +{ + // invalidate the font elements, GetXFontComponent() will reparse the XLFD + fontElements[0].clear(); + + xFontName = xFontName_; + + m_isDefault = FALSE; +} + // ---------------------------------------------------------------------------- // common functions // ---------------------------------------------------------------------------- @@ -182,10 +339,15 @@ bool wxGetNativeFontEncoding(wxFontEncoding encoding, } break; + case wxFONTENCODING_UTF8: + info->xregistry = wxT("iso10646"); + info->xencoding = wxT("*"); + break; + case wxFONTENCODING_KOI8: info->xregistry = wxT("koi8"); - // we don't make distinction between koi8-r and koi8-u (so far) + // we don't make distinction between koi8-r, koi8-u and koi8-ru (so far) info->xencoding = wxT("*"); break; @@ -214,7 +376,7 @@ bool wxGetNativeFontEncoding(wxFontEncoding encoding, return FALSE; } - info->encoding = encoding; + info->encoding = encoding; return TRUE; } @@ -240,7 +402,8 @@ wxNativeFont wxLoadQueryNearestFont(int pointSize, int weight, bool underlined, const wxString &facename, - wxFontEncoding encoding) + wxFontEncoding encoding, + wxString* xFontName) { if ( encoding == wxFONTENCODING_DEFAULT ) { @@ -261,7 +424,9 @@ wxNativeFont wxLoadQueryNearestFont(int pointSize, if ( !wxGetNativeFontEncoding(encoding, &info) || !wxTestFontEncoding(info) ) { - if ( !wxTheFontMapper->GetAltForEncoding(encoding, &info) ) +#if wxUSE_FONTMAP + if ( !wxFontMapper::Get()->GetAltForEncoding(encoding, &info) ) +#endif // wxUSE_FONTMAP { // unspported encoding - replace it with the default // @@ -272,11 +437,43 @@ wxNativeFont wxLoadQueryNearestFont(int pointSize, } } } - + // OK, we have the correct xregistry/xencoding in info structure - wxNativeFont font = wxLoadQueryFont( pointSize, family, style, weight, - underlined, facename, - info.xregistry, info.xencoding ); + wxNativeFont font = 0; + + // if we already have the X font name, try to use it + if( xFontName && !xFontName->IsEmpty() ) + { + // + // Make sure point size is correct for scale factor. + // + wxStringTokenizer tokenizer(*xFontName, _T("-"), wxTOKEN_RET_DELIMS); + wxString newFontName; + + for(int i = 0; i < 8; i++) + newFontName += tokenizer.NextToken(); + + (void) tokenizer.NextToken(); + + newFontName += wxString::Format("%d-", pointSize); + + while(tokenizer.HasMoreTokens()) + newFontName += tokenizer.GetNextToken(); + + font = wxLoadFont(newFontName); + + if(font) + *xFontName = newFontName; + } + + // try to load exactly the font requested first + if( !font ) + { + font = wxLoadQueryFont( pointSize, family, style, weight, + underlined, facename, + info.xregistry, info.xencoding, + xFontName ); + } if ( !font ) { @@ -290,14 +487,16 @@ wxNativeFont wxLoadQueryNearestFont(int pointSize, for ( i = pointSize - 10; !font && i >= 10 && i >= min_size; i -= 10 ) { font = wxLoadQueryFont(i, family, style, weight, underlined, - facename, info.xregistry, info.xencoding); + facename, info.xregistry, info.xencoding, + xFontName); } // Search for larger size (approx.) for ( i = pointSize + 10; !font && i <= max_size; i += 10 ) { font = wxLoadQueryFont(i, family, style, weight, underlined, - facename, info.xregistry, info.xencoding); + facename, info.xregistry, info.xencoding, + xFontName); } // Try default family @@ -305,23 +504,53 @@ wxNativeFont wxLoadQueryNearestFont(int pointSize, { font = wxLoadQueryFont(pointSize, wxDEFAULT, style, weight, underlined, facename, - info.xregistry, info.xencoding ); + info.xregistry, info.xencoding, + xFontName ); } - // Bogus font I + // ignore size, family, style and weight but try to find font with the + // given facename and encoding if ( !font ) { font = wxLoadQueryFont(120, wxDEFAULT, wxNORMAL, wxNORMAL, underlined, facename, - info.xregistry, info.xencoding); - } + info.xregistry, info.xencoding, + xFontName); - // Bogus font II - if ( !font ) - { - font = wxLoadQueryFont(120, wxDEFAULT, wxNORMAL, wxNORMAL, - underlined, wxEmptyString, - info.xregistry, info.xencoding); + // ignore family as well + if ( !font ) + { + font = wxLoadQueryFont(120, wxDEFAULT, wxNORMAL, wxNORMAL, + underlined, wxEmptyString, + info.xregistry, info.xencoding, + xFontName); + + // if it still failed, try to get the font of any size but + // with the requested encoding: this can happen if the + // encoding is only available in one size which happens to be + // different from 120 + if ( !font ) + { + font = wxLoadQueryFont(-1, wxDEFAULT, wxNORMAL, wxNORMAL, + FALSE, wxEmptyString, + info.xregistry, info.xencoding, + xFontName); + + // this should never happen as we had tested for it in the + // very beginning, but if it does, do return something non + // NULL or we'd crash in wxFont code + if ( !font ) + { + wxFAIL_MSG( _T("this encoding should be available!") ); + + font = wxLoadQueryFont(-1, + wxDEFAULT, wxNORMAL, wxNORMAL, + FALSE, wxEmptyString, + _T("*"), _T("*"), + xFontName); + } + } + } } } @@ -345,13 +574,12 @@ static bool wxTestFontSpec(const wxString& fontspec) wxNativeFont test = (wxNativeFont) g_fontHash->Get( fontspec ); if (test) { -// printf( "speed up\n" ); return TRUE; } test = wxLoadFont(fontspec); g_fontHash->Put( fontspec, (wxObject*) test ); - + if ( test ) { wxFreeFont(test); @@ -371,7 +599,8 @@ static wxNativeFont wxLoadQueryFont(int pointSize, bool WXUNUSED(underlined), const wxString& facename, const wxString& xregistry, - const wxString& xencoding) + const wxString& xencoding, + wxString* xFontName) { wxString xfamily; switch (family) @@ -384,7 +613,77 @@ static wxNativeFont wxLoadQueryFont(int pointSize, case wxSCRIPT: xfamily = wxT("utopia"); break; default: xfamily = wxT("*"); } +#if wxUSE_NANOX + int xweight; + switch (weight) + { + case wxBOLD: + { + xweight = MWLF_WEIGHT_BOLD; + break; + } + case wxLIGHT: + { + xweight = MWLF_WEIGHT_LIGHT; + break; + } + case wxNORMAL: + { + xweight = MWLF_WEIGHT_NORMAL; + break; + } + + default: + { + xweight = MWLF_WEIGHT_DEFAULT; + break; + } + } + GR_SCREEN_INFO screenInfo; + GrGetScreenInfo(& screenInfo); + + int yPixelsPerCM = screenInfo.ydpcm; + + // A point is 1/72 of an inch. + // An inch is 2.541 cm. + // So pixelHeight = (pointSize / 72) (inches) * 2.541 (for cm) * yPixelsPerCM (for pixels) + // In fact pointSize is 10 * the normal point size so + // divide by 10. + int pixelHeight = (int) ( (((float)pointSize) / 720.0) * 2.541 * (float) yPixelsPerCM) ; + + // An alternative: assume that the screen is 72 dpi. + //int pixelHeight = (int) (((float)pointSize / 720.0) * 72.0) ; + //int pixelHeight = (int) ((float)pointSize / 10.0) ; + + GR_LOGFONT logFont; + logFont.lfHeight = pixelHeight; + logFont.lfWidth = 0; + logFont.lfEscapement = 0; + logFont.lfOrientation = 0; + logFont.lfWeight = xweight; + logFont.lfItalic = (style == wxNORMAL ? 0 : 1) ; + logFont.lfUnderline = 0; + logFont.lfStrikeOut = 0; + logFont.lfCharSet = MWLF_CHARSET_DEFAULT; // TODO: select appropriate one + logFont.lfOutPrecision = MWLF_TYPE_DEFAULT; + logFont.lfClipPrecision = 0; // Not used + logFont.lfRoman = (family == wxROMAN ? 1 : 0) ; + logFont.lfSerif = (family == wxSWISS ? 0 : 1) ; + logFont.lfSansSerif = !logFont.lfSerif ; + logFont.lfModern = (family == wxMODERN ? 1 : 0) ; + logFont.lfProportional = (family == wxTELETYPE ? 0 : 1) ; + logFont.lfOblique = 0; + logFont.lfSmallCaps = 0; + logFont.lfPitch = 0; // 0 = default + strcpy(logFont.lfFaceName, facename.c_str()); + + XFontStruct* fontInfo = (XFontStruct*) malloc(sizeof(XFontStruct)); + fontInfo->fid = GrCreateFont((GR_CHAR*) facename.c_str(), pixelHeight, & logFont); + GrGetFontInfo(fontInfo->fid, & fontInfo->info); + return (wxNativeFont) fontInfo; + +#else wxString fontSpec; if (!facename.IsEmpty()) { @@ -540,12 +839,28 @@ static wxNativeFont wxLoadQueryFont(int pointSize, default: xweight = wxT("*"); break; } + // if pointSize is -1, don't specify any + wxString sizeSpec; + if ( pointSize == -1 ) + { + sizeSpec = _T('*'); + } + else + { + sizeSpec.Printf(_T("%d"), pointSize); + } + // construct the X font spec from our data - fontSpec.Printf(wxT("-*-%s-%s-%s-normal-*-*-%d-*-*-*-*-%s-%s"), + fontSpec.Printf(wxT("-*-%s-%s-%s-normal-*-*-%s-*-*-*-*-%s-%s"), xfamily.c_str(), xweight.c_str(), xstyle.c_str(), - pointSize, xregistry.c_str(), xencoding.c_str()); + sizeSpec.c_str(), xregistry.c_str(), xencoding.c_str()); + + if( xFontName ) + *xFontName = fontSpec; return wxLoadFont(fontSpec); +#endif + // wxUSE_NANOX } // ----------------------------------------------------------------------------