+// ----------------------------------------------------------------------------
+// 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;
+ }
+
+ wxString field = tokenizer.GetNextToken();
+ if ( !field.empty() && field != _T('*') )
+ {
+ // we're really initialized now
+ m_isDefault = FALSE;
+ }
+
+ fontElements[n] = field;
+ }
+
+ // this should be all
+ if ( tokenizer.HasMoreTokens() )
+ return FALSE;
+
+ return TRUE;
+}
+
+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;
+}
+
+int wxNativeFontInfo::GetPointSize() const
+{
+ const wxString s = GetXFontComponent(wxXLFD_POINTSIZE);
+
+ // return -1 to indicate that the size is unknown
+ long l;
+ return s.ToLong(&l) ? l : -1;
+}
+
+wxFontStyle wxNativeFontInfo::GetStyle() const
+{
+ const wxString s = GetXFontComponent(wxXLFD_SLANT);
+
+ if ( s.length() != 1 )
+ {
+ // it is really unknown but we don't have any way to return it from
+ // here
+ return wxFONTSTYLE_NORMAL;
+ }
+
+ switch ( s[0] )
+ {
+ default:
+ // again, unknown but consider normal by default
+
+ case _T('r'):
+ return wxFONTSTYLE_NORMAL;
+
+ case _T('i'):
+ return wxFONTSTYLE_ITALIC;
+
+ case _T('o'):
+ return wxFONTSTYLE_SLANT;
+ }
+}
+
+wxFontWeight wxNativeFontInfo::GetWeight() const
+{
+ const wxString s = GetXFontComponent(wxXLFD_WEIGHT).MakeLower();
+ if ( s.find(_T("bold")) != wxString::npos || s == _T("black") )
+ return wxFONTWEIGHT_BOLD;
+ else if ( s == _T("light") )
+ return wxFONTWEIGHT_LIGHT;
+
+ return wxFONTWEIGHT_NORMAL;
+}
+
+bool wxNativeFontInfo::GetUnderlined() const
+{
+ // X fonts are never underlined
+ return FALSE;
+}
+
+wxString wxNativeFontInfo::GetFaceName() const
+{
+ // wxWidgets facename probably more accurately corresponds to X family
+ return GetXFontComponent(wxXLFD_FAMILY);
+}
+
+wxFontFamily wxNativeFontInfo::GetFamily() const
+{
+ // and wxWidgets family -- to X foundry, but we have to translate it to
+ // wxFontFamily somehow...
+ wxFAIL_MSG(_T("not implemented")); // GetXFontComponent(wxXLFD_FOUNDRY);
+
+ return wxFONTFAMILY_DEFAULT;
+}
+
+wxFontEncoding wxNativeFontInfo::GetEncoding() const
+{
+ // we already have the code for this but need to refactor it first
+ wxFAIL_MSG( _T("not implemented") );
+
+ return wxFONTENCODING_MAX;
+}
+
+void wxNativeFontInfo::SetPointSize(int pointsize)
+{
+ SetXFontComponent(wxXLFD_POINTSIZE, wxString::Format(_T("%d"), pointsize));
+}
+
+void wxNativeFontInfo::SetStyle(wxFontStyle style)
+{
+ wxString s;
+ switch ( style )
+ {
+ case wxFONTSTYLE_ITALIC:
+ s = _T('i');
+ break;
+
+ case wxFONTSTYLE_SLANT:
+ s = _T('o');
+ break;
+
+ case wxFONTSTYLE_NORMAL:
+ s = _T('r');
+
+ default:
+ wxFAIL_MSG( _T("unknown wxFontStyle in wxNativeFontInfo::SetStyle") );
+ return;
+ }
+
+ SetXFontComponent(wxXLFD_SLANT, s);
+}
+
+void wxNativeFontInfo::SetWeight(wxFontWeight weight)
+{
+ wxString s;
+ switch ( weight )
+ {
+ case wxFONTWEIGHT_BOLD:
+ s = _T("bold");
+ break;
+
+ case wxFONTWEIGHT_LIGHT:
+ s = _T("light");
+ break;
+
+ case wxFONTWEIGHT_NORMAL:
+ s = _T("medium");
+ break;
+
+ default:
+ wxFAIL_MSG( _T("unknown wxFontWeight in wxNativeFontInfo::SetWeight") );
+ return;
+ }
+
+ SetXFontComponent(wxXLFD_WEIGHT, s);
+}
+
+void wxNativeFontInfo::SetUnderlined(bool WXUNUSED(underlined))
+{
+ // can't do this under X
+}
+
+void wxNativeFontInfo::SetFaceName(wxString facename)
+{
+ SetXFontComponent(wxXLFD_FAMILY, facename);
+}
+
+void wxNativeFontInfo::SetFamily(wxFontFamily family)
+{
+ // wxFontFamily -> X foundry, anyone?
+ wxFAIL_MSG( _T("not implemented") );
+
+ // SetXFontComponent(wxXLFD_FOUNDRY, ...);
+}
+
+void wxNativeFontInfo::SetEncoding(wxFontEncoding encoding)
+{
+ wxNativeEncodingInfo info;
+ if ( wxGetNativeFontEncoding(encoding, &info) )
+ {
+ SetXFontComponent(wxXLFD_ENCODING, info.xencoding);
+ SetXFontComponent(wxXLFD_REGISTRY, info.xregistry);
+ }
+}
+
projects / wxWidgets.git / blobdiff