X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c79853685d09ba1d7eaef604395c40b731ed2f34..2028c33ab5a39a12bd410ac953731a56ad6377ba:/src/gtk1/font.cpp?ds=inline diff --git a/src/gtk1/font.cpp b/src/gtk1/font.cpp index a486103090..9970976eff 100644 --- a/src/gtk1/font.cpp +++ b/src/gtk1/font.cpp @@ -1,9 +1,9 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: font.cpp +// Name: src/gtk1/font.cpp // Purpose: // Author: Robert Roebling // Id: $Id$ -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem +// Copyright: (c) 1998 Robert Roebling and Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -15,248 +15,477 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "font.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" #include "wx/font.h" + +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/settings.h" + #include "wx/cmndata.h" + #include "wx/gdicmn.h" +#endif + #include "wx/fontutil.h" -#include "wx/cmndata.h" #include "wx/utils.h" -#include "wx/log.h" -#include "wx/gdicmn.h" #include "wx/tokenzr.h" -#include "wx/settings.h" #include -#include -#include +#include "wx/gtk1/private.h" +#include + +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- + +// the default size (in points) for the fonts +static const int wxDEFAULT_FONT_SIZE = 12; + +// ---------------------------------------------------------------------------- +// wxScaledFontList: maps the font sizes to the GDK fonts for the given font +// ---------------------------------------------------------------------------- + +WX_DECLARE_HASH_MAP(int, GdkFont *, wxIntegerHash, wxIntegerEqual, + wxScaledFontList); // ---------------------------------------------------------------------------- // wxFontRefData // ---------------------------------------------------------------------------- -class wxFontRefData : public wxObjectRefData +class wxFontRefData : public wxGDIRefData { public: - wxFontRefData(int size = wxDEFAULT, - int family = wxDEFAULT, - int style = wxDEFAULT, - int weight = wxDEFAULT, - bool underlined = FALSE, + // from broken down font parameters, also default ctor + wxFontRefData(int size = -1, + wxFontFamily family = wxFONTFAMILY_DEFAULT, + wxFontStyle style = wxFONTSTYLE_NORMAL, + wxFontWeight weight = wxFONTWEIGHT_NORMAL, + bool underlined = false, const wxString& faceName = wxEmptyString, wxFontEncoding encoding = wxFONTENCODING_DEFAULT); + + // from XFLD + wxFontRefData(const wxString& fontname); + + // copy ctor wxFontRefData( const wxFontRefData& data ); + virtual ~wxFontRefData(); + // do we have the native font info? + bool HasNativeFont() const + { + // only use m_nativeFontInfo if it had been initialized + return !m_nativeFontInfo.IsDefault(); + } + + // setters: all of them also take care to modify m_nativeFontInfo if we + // have it so as to not lose the information not carried by our fields + void SetPointSize(int pointSize); + void SetFamily(wxFontFamily family); + void SetStyle(wxFontStyle style); + void SetWeight(wxFontWeight weight); + void SetUnderlined(bool underlined); + bool SetFaceName(const wxString& facename); + void SetEncoding(wxFontEncoding encoding); + + // and this one also modifies all the other font data fields + void SetNativeFontInfo(const wxNativeFontInfo& info); + protected: // common part of all ctors void Init(int pointSize, - int family, - int style, - int weight, + wxFontFamily family, + wxFontStyle style, + wxFontWeight weight, bool underlined, const wxString& faceName, wxFontEncoding encoding); + // set all fields from (already initialized and valid) m_nativeFontInfo + void InitFromNative(); + private: - wxList m_scaled_xfonts; + // clear m_scaled_xfonts if any + void ClearGdkFonts(); + + // the map of font sizes to "GdkFont *" + wxScaledFontList m_scaled_xfonts; + int m_pointSize; - int m_family, - m_style, - m_weight; + wxFontFamily m_family; + wxFontStyle m_style; + wxFontWeight m_weight; bool m_underlined; wxString m_faceName; - wxFontEncoding m_encoding; + wxFontEncoding m_encoding; // Unused under GTK 2.0 - friend wxFont; + // The native font info, basicly an XFLD under GTK 1.2 and + // the pango font description under GTK 2.0. + wxNativeFontInfo m_nativeFontInfo; + + friend class wxFont; }; -// ============================================================================ -// implementation -// ============================================================================ +#define M_FONTDATA ((wxFontRefData*)m_refData) // ---------------------------------------------------------------------------- // wxFontRefData // ---------------------------------------------------------------------------- void wxFontRefData::Init(int pointSize, - int family, - int style, - int weight, + wxFontFamily family, + wxFontStyle style, + wxFontWeight weight, bool underlined, const wxString& faceName, wxFontEncoding encoding) { - if (family == wxDEFAULT) - m_family = wxSWISS; - else - m_family = family; + m_family = family == wxFONTFAMILY_DEFAULT ? wxFONTFAMILY_SWISS : family; m_faceName = faceName; - if (style == wxDEFAULT) - m_style = wxNORMAL; - else - m_style = style; + // we accept both wxDEFAULT and wxNORMAL here - should we? + m_style = style == wxDEFAULT ? wxFONTSTYLE_NORMAL : style; + m_weight = weight == wxDEFAULT ? wxFONTWEIGHT_NORMAL : weight; - if (weight == wxDEFAULT) - m_weight = wxNORMAL; - else - m_weight = weight; - - if (pointSize == wxDEFAULT) - m_pointSize = 12; - else - m_pointSize = pointSize; + // and here, do we really want to forbid creation of the font of the size + // 90 (the value of wxDEFAULT)?? + m_pointSize = pointSize == wxDEFAULT || pointSize == -1 + ? wxDEFAULT_FONT_SIZE + : pointSize; m_underlined = underlined; m_encoding = encoding; } +void wxFontRefData::InitFromNative() +{ + // get the font parameters from the XLFD + // ------------------------------------- + + m_faceName = m_nativeFontInfo.GetXFontComponent(wxXLFD_FAMILY); + + m_weight = wxFONTWEIGHT_NORMAL; + + wxString w = m_nativeFontInfo.GetXFontComponent(wxXLFD_WEIGHT).Upper(); + if ( !w.empty() && w != wxT('*') ) + { + // the test below catches all of BOLD, EXTRABOLD, DEMIBOLD, ULTRABOLD + // and BLACK + if ( ((w[0u] == wxT('B') && (!wxStrcmp(w.c_str() + 1, wxT("OLD")) || + !wxStrcmp(w.c_str() + 1, wxT("LACK"))))) || + wxStrstr(w.c_str() + 1, wxT("BOLD")) ) + { + m_weight = wxFONTWEIGHT_BOLD; + } + else if ( w == wxT("LIGHT") || w == wxT("THIN") ) + { + m_weight = wxFONTWEIGHT_LIGHT; + } + } + + switch ( wxToupper(m_nativeFontInfo. + GetXFontComponent(wxXLFD_SLANT)[0u]).GetValue() ) + { + case wxT('I'): // italique + m_style = wxFONTSTYLE_ITALIC; + break; + + case wxT('O'): // oblique + m_style = wxFONTSTYLE_SLANT; + break; + + default: + m_style = wxFONTSTYLE_NORMAL; + } + + long ptSize; + if ( m_nativeFontInfo.GetXFontComponent(wxXLFD_POINTSIZE).ToLong(&ptSize) ) + { + // size in XLFD is in 10 point units + m_pointSize = (int)(ptSize / 10); + } + else + { + m_pointSize = wxDEFAULT_FONT_SIZE; + } + + // examine the spacing: if the font is monospaced, assume wxTELETYPE + // family for compatibility with the old code which used it instead of + // IsFixedWidth() + if ( m_nativeFontInfo.GetXFontComponent(wxXLFD_SPACING).Upper() == wxT('M') ) + { + m_family = wxFONTFAMILY_TELETYPE; + } + else // not monospaceed + { + // don't even try guessing it, it doesn't work for too many fonts + // anyhow + m_family = wxFONTFAMILY_UNKNOWN; + } + + // X fonts are never underlined... + m_underlined = false; + + // deal with font encoding + wxString + registry = m_nativeFontInfo.GetXFontComponent(wxXLFD_REGISTRY).Upper(), + encoding = m_nativeFontInfo.GetXFontComponent(wxXLFD_ENCODING).Upper(); + + if ( registry == wxT("ISO8859") ) + { + int cp; + if ( wxSscanf(encoding, wxT("%d"), &cp) == 1 ) + { + m_encoding = (wxFontEncoding)(wxFONTENCODING_ISO8859_1 + cp - 1); + } + } + else if ( registry == wxT("MICROSOFT") ) + { + int cp; + if ( wxSscanf(encoding, wxT("cp125%d"), &cp) == 1 ) + { + m_encoding = (wxFontEncoding)(wxFONTENCODING_CP1250 + cp); + } + } + else if ( registry == wxT("KOI8") ) + { + m_encoding = wxFONTENCODING_KOI8; + } + else // unknown encoding + { + // may be give a warning here? or use wxFontMapper? + m_encoding = wxFONTENCODING_SYSTEM; + } +} + wxFontRefData::wxFontRefData( const wxFontRefData& data ) - : m_scaled_xfonts(wxKEY_INTEGER) + : wxGDIRefData() { - Init(data.m_pointSize, data.m_family, data.m_style, data.m_weight, - data.m_underlined, data.m_faceName, data.m_encoding); + m_pointSize = data.m_pointSize; + m_family = data.m_family; + m_style = data.m_style; + m_weight = data.m_weight; + + m_underlined = data.m_underlined; + + m_faceName = data.m_faceName; + m_encoding = data.m_encoding; + + // Forces a copy of the internal data. wxNativeFontInfo should probably + // have a copy ctor and assignment operator to fix this properly but that + // would break binary compatibility... + m_nativeFontInfo.FromString(data.m_nativeFontInfo.ToString()); } -wxFontRefData::wxFontRefData(int size, int family, int style, - int weight, bool underlined, const wxString& faceName, wxFontEncoding encoding ) - : m_scaled_xfonts(wxKEY_INTEGER) +wxFontRefData::wxFontRefData(int size, wxFontFamily family, wxFontStyle style, + wxFontWeight weight, bool underlined, + const wxString& faceName, + wxFontEncoding encoding) { - Init(size, family, style, weight, - underlined, faceName, encoding); + Init(size, family, style, weight, underlined, faceName, encoding); } -wxFontRefData::~wxFontRefData() +wxFontRefData::wxFontRefData(const wxString& fontname) { - wxNode *node = m_scaled_xfonts.First(); - while (node) + // FromString() should really work in GTK1 too, doesn't it? + m_nativeFontInfo.SetXFontName(fontname); + + InitFromNative(); +} + +void wxFontRefData::ClearGdkFonts() +{ + for ( wxScaledFontList::iterator i = m_scaled_xfonts.begin(); + i != m_scaled_xfonts.end(); + ++i ) { - GdkFont *font = (GdkFont*)node->Data(); - wxNode *next = node->Next(); + GdkFont *font = i->second; gdk_font_unref( font ); - node = next; } + + m_scaled_xfonts.clear(); +} + +wxFontRefData::~wxFontRefData() +{ + ClearGdkFonts(); } // ---------------------------------------------------------------------------- -// wxFont +// wxFontRefData SetXXX() // ---------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) - -void wxFont::Init() +void wxFontRefData::SetPointSize(int pointSize) { - if (wxTheFontList) - wxTheFontList->Append( this ); + m_pointSize = pointSize; + + if ( HasNativeFont() ) + { + wxString size; + if ( pointSize == -1 ) + size = wxT('*'); + else + size.Printf(wxT("%d"), 10*pointSize); + + m_nativeFontInfo.SetXFontComponent(wxXLFD_POINTSIZE, size); + } } -wxFont::wxFont( const wxString& fontname, const wxFontData& fontdata ) +void wxFontRefData::SetFamily(wxFontFamily family) { - Init(); + m_family = family; - wxCHECK_RET( !!fontname, _T("invalid font spec") ); + // TODO: what are we supposed to do with m_nativeFontInfo here? +} - m_refData = new wxFontRefData(); +void wxFontRefData::SetStyle(wxFontStyle style) +{ + m_style = style; - wxString tmp; + if ( HasNativeFont() ) + { + wxString slant; + switch ( style ) + { + case wxFONTSTYLE_ITALIC: + slant = wxT('i'); + break; - wxStringTokenizer tn( fontname, wxT("-") ); + case wxFONTSTYLE_SLANT: + slant = wxT('o'); + break; - tn.GetNextToken(); // foundry + default: + wxFAIL_MSG( wxT("unknown font style") ); + // fall through - M_FONTDATA->m_faceName = tn.GetNextToken(); // family + case wxFONTSTYLE_NORMAL: + slant = wxT('r'); + } - tmp = tn.GetNextToken().MakeUpper(); // weight - if (tmp == wxT("BOLD")) M_FONTDATA->m_weight = wxBOLD; - if (tmp == wxT("BLACK")) M_FONTDATA->m_weight = wxBOLD; - if (tmp == wxT("EXTRABOLD")) M_FONTDATA->m_weight = wxBOLD; - if (tmp == wxT("DEMIBOLD")) M_FONTDATA->m_weight = wxBOLD; - if (tmp == wxT("ULTRABOLD")) M_FONTDATA->m_weight = wxBOLD; + m_nativeFontInfo.SetXFontComponent(wxXLFD_SLANT, slant); + } +} - if (tmp == wxT("LIGHT")) M_FONTDATA->m_weight = wxLIGHT; - if (tmp == wxT("THIN")) M_FONTDATA->m_weight = wxLIGHT; +void wxFontRefData::SetWeight(wxFontWeight weight) +{ + m_weight = weight; - tmp = tn.GetNextToken().MakeUpper(); // slant - if (tmp == wxT("I")) M_FONTDATA->m_style = wxITALIC; - if (tmp == wxT("O")) M_FONTDATA->m_style = wxITALIC; + if ( HasNativeFont() ) + { + wxString boldness; + switch ( weight ) + { + case wxFONTWEIGHT_BOLD: + boldness = wxT("bold"); + break; - tn.GetNextToken(); // set width - tn.GetNextToken(); // add. style - tn.GetNextToken(); // pixel size + case wxFONTWEIGHT_LIGHT: + boldness = wxT("light"); + break; - tmp = tn.GetNextToken(); // pointsize - long num = wxStrtol (tmp.c_str(), (wxChar **) NULL, 10); - M_FONTDATA->m_pointSize = (int)(num / 10); + default: + wxFAIL_MSG( wxT("unknown font weight") ); + // fall through - tn.GetNextToken(); // x-res - tn.GetNextToken(); // y-res + case wxFONTWEIGHT_NORMAL: + // unspecified + boldness = wxT("medium"); + } - tmp = tn.GetNextToken().MakeUpper(); // spacing + m_nativeFontInfo.SetXFontComponent(wxXLFD_WEIGHT, boldness); + } +} - if (tmp == wxT("M")) - M_FONTDATA->m_family = wxMODERN; - else if (M_FONTDATA->m_faceName == wxT("TIMES")) - M_FONTDATA->m_family = wxROMAN; - else if (M_FONTDATA->m_faceName == wxT("HELVETICA")) - M_FONTDATA->m_family = wxSWISS; - else if (M_FONTDATA->m_faceName == wxT("LUCIDATYPEWRITER")) - M_FONTDATA->m_family = wxTELETYPE; - else if (M_FONTDATA->m_faceName == wxT("LUCIDA")) - M_FONTDATA->m_family = wxDECORATIVE; - else if (M_FONTDATA->m_faceName == wxT("UTOPIA")) - M_FONTDATA->m_family = wxSCRIPT; +void wxFontRefData::SetUnderlined(bool underlined) +{ + m_underlined = underlined; - tn.GetNextToken(); // avg width + // the XLFD doesn't have "underlined" field anyhow +} - // deal with font encoding - M_FONTDATA->m_encoding = fontdata.GetEncoding(); - if ( M_FONTDATA->m_encoding == wxFONTENCODING_SYSTEM ) +bool wxFontRefData::SetFaceName(const wxString& facename) +{ + m_faceName = facename; + + if ( HasNativeFont() ) { - wxString registry = tn.GetNextToken().MakeUpper(), - encoding = tn.GetNextToken().MakeUpper(); + m_nativeFontInfo.SetXFontComponent(wxXLFD_FAMILY, facename); + } - if ( registry == _T("ISO8859") ) - { - int cp; - if ( wxSscanf(encoding, wxT("%d"), &cp) == 1 ) - { - M_FONTDATA->m_encoding = - (wxFontEncoding)(wxFONTENCODING_ISO8859_1 + cp - 1); - } - } - else if ( registry == _T("MICROSOFT") ) - { - int cp; - if ( wxSscanf(encoding, wxT("cp125%d"), &cp) == 1 ) - { - M_FONTDATA->m_encoding = - (wxFontEncoding)(wxFONTENCODING_CP1250 + cp); - } - } - else if ( registry == _T("KOI8") ) + return true; +} + +void wxFontRefData::SetEncoding(wxFontEncoding encoding) +{ + m_encoding = encoding; + + if ( HasNativeFont() ) + { + wxNativeEncodingInfo info; + if ( wxGetNativeFontEncoding(encoding, &info) ) { - M_FONTDATA->m_encoding = wxFONTENCODING_KOI8; + m_nativeFontInfo.SetXFontComponent(wxXLFD_REGISTRY, info.xregistry); + m_nativeFontInfo.SetXFontComponent(wxXLFD_ENCODING, info.xencoding); } - //else: unknown encoding - may be give a warning here? } } +void wxFontRefData::SetNativeFontInfo(const wxNativeFontInfo& info) +{ + // previously cached fonts shouldn't be used + ClearGdkFonts(); + + m_nativeFontInfo = info; + + // set all the other font parameters from the native font info + InitFromNative(); +} + +// ---------------------------------------------------------------------------- +// wxFont creation +// ---------------------------------------------------------------------------- + +IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) + +wxFont::wxFont(const wxNativeFontInfo& info) +{ + (void) Create(info.GetXFontName()); +} + bool wxFont::Create( int pointSize, - int family, - int style, - int weight, + wxFontFamily family, + wxFontStyle style, + wxFontWeight weight, bool underlined, const wxString& face, - wxFontEncoding encoding ) + wxFontEncoding encoding) { + UnRef(); + m_refData = new wxFontRefData(pointSize, family, style, weight, underlined, face, encoding); - return TRUE; + return true; +} + +bool wxFont::Create(const wxString& fontname) +{ + // VZ: does this really happen? + if ( fontname.empty() ) + { + *this = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); + + return true; + } + + m_refData = new wxFontRefData(fontname); + + return true; } void wxFont::Unshare() @@ -275,8 +504,16 @@ void wxFont::Unshare() wxFont::~wxFont() { - if (wxTheFontList) - wxTheFontList->DeleteObject( this ); +} + +wxGDIRefData *wxFont::CreateGDIRefData() const +{ + return new wxFontRefData; +} + +wxGDIRefData *wxFont::CloneGDIRefData(const wxGDIRefData *data) const +{ + return new wxFontRefData(*static_cast(data)); } // ---------------------------------------------------------------------------- @@ -292,47 +529,78 @@ int wxFont::GetPointSize() const wxString wxFont::GetFaceName() const { - wxCHECK_MSG( Ok(), wxT(""), wxT("invalid font") ); + wxCHECK_MSG( Ok(), wxEmptyString, wxT("invalid font") ); return M_FONTDATA->m_faceName; } -int wxFont::GetFamily() const +wxFontFamily wxFont::GetFamily() const { - wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + wxCHECK_MSG( Ok(), wxFONTFAMILY_MAX, wxT("invalid font") ); return M_FONTDATA->m_family; } -int wxFont::GetStyle() const +wxFontStyle wxFont::GetStyle() const { - wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + wxCHECK_MSG( Ok(), wxFONTSTYLE_MAX, wxT("invalid font") ); return M_FONTDATA->m_style; } -int wxFont::GetWeight() const +wxFontWeight wxFont::GetWeight() const { - wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + wxCHECK_MSG( Ok(), wxFONTWEIGHT_MAX, wxT("invalid font") ); return M_FONTDATA->m_weight; } bool wxFont::GetUnderlined() const { - wxCHECK_MSG( Ok(), FALSE, wxT("invalid font") ); + wxCHECK_MSG( Ok(), false, wxT("invalid font") ); return M_FONTDATA->m_underlined; } - wxFontEncoding wxFont::GetEncoding() const { wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") ); + // m_encoding is unused in wxGTK2, return encoding that the user set. return M_FONTDATA->m_encoding; } +const wxNativeFontInfo *wxFont::GetNativeFontInfo() const +{ + wxCHECK_MSG( Ok(), NULL, wxT("invalid font") ); + + if ( !M_FONTDATA->HasNativeFont() ) + { + // NB: this call has important side-effect: it not only finds + // GdkFont representation, it also initializes m_nativeFontInfo + // by calling its SetXFontName method + GetInternalFont(); + } + + return &(M_FONTDATA->m_nativeFontInfo); +} + +bool wxFont::IsFixedWidth() const +{ + wxCHECK_MSG( Ok(), false, wxT("invalid font") ); + + if ( M_FONTDATA->HasNativeFont() ) + { + // the monospace fonts are supposed to have "M" in the spacing field + wxString spacing = M_FONTDATA-> + m_nativeFontInfo.GetXFontComponent(wxXLFD_SPACING); + + return spacing.Upper() == wxT('M'); + } + + return wxFontBase::IsFixedWidth(); +} + // ---------------------------------------------------------------------------- // change font attributes // ---------------------------------------------------------------------------- @@ -341,105 +609,146 @@ void wxFont::SetPointSize(int pointSize) { Unshare(); - M_FONTDATA->m_pointSize = pointSize; + M_FONTDATA->SetPointSize(pointSize); } -void wxFont::SetFamily(int family) +void wxFont::SetFamily(wxFontFamily family) { Unshare(); - M_FONTDATA->m_family = family; + M_FONTDATA->SetFamily(family); } -void wxFont::SetStyle(int style) +void wxFont::SetStyle(wxFontStyle style) { Unshare(); - M_FONTDATA->m_style = style; + M_FONTDATA->SetStyle(style); } -void wxFont::SetWeight(int weight) +void wxFont::SetWeight(wxFontWeight weight) { Unshare(); - M_FONTDATA->m_weight = weight; + M_FONTDATA->SetWeight(weight); } -void wxFont::SetFaceName(const wxString& faceName) +bool wxFont::SetFaceName(const wxString& faceName) { Unshare(); - M_FONTDATA->m_faceName = faceName; + return M_FONTDATA->SetFaceName(faceName) && + wxFontBase::SetFaceName(faceName); } void wxFont::SetUnderlined(bool underlined) { Unshare(); - M_FONTDATA->m_underlined = underlined; + M_FONTDATA->SetUnderlined(underlined); } void wxFont::SetEncoding(wxFontEncoding encoding) { Unshare(); - M_FONTDATA->m_encoding = encoding; + M_FONTDATA->SetEncoding(encoding); +} + +void wxFont::DoSetNativeFontInfo( const wxNativeFontInfo& info ) +{ + Unshare(); + + M_FONTDATA->SetNativeFontInfo( info ); } // ---------------------------------------------------------------------------- // get internal representation of font // ---------------------------------------------------------------------------- -static GdkFont *g_systemDefaultGuiFont = (GdkFont*) NULL; +static GdkFont *g_systemDefaultGuiFont = NULL; -static GdkFont *GtkGetDefaultGuiFont() +// this is also used from toolbar.cpp and tooltip.cpp, hence extern +extern GdkFont *GtkGetDefaultGuiFont() { if (!g_systemDefaultGuiFont) { GtkWidget *widget = gtk_button_new(); GtkStyle *def = gtk_rc_get_style( widget ); - g_systemDefaultGuiFont = gdk_font_ref( def->font ); + if (def) + { + g_systemDefaultGuiFont = gdk_font_ref( def->font ); + } + else + { + def = gtk_widget_get_default_style(); + if (def) + g_systemDefaultGuiFont = gdk_font_ref( def->font ); + } gtk_widget_destroy( widget ); } + else + { + // already have it, but ref it once more before returning + gdk_font_ref(g_systemDefaultGuiFont); + } + return g_systemDefaultGuiFont; } GdkFont *wxFont::GetInternalFont( float scale ) const { - if (!Ok()) - { - wxFAIL_MSG( wxT("invalid font") ); + GdkFont *font = NULL; - return (GdkFont*) NULL; - } + wxCHECK_MSG( Ok(), font, wxT("invalid font") ); - long int_scale = long(scale * 100.0 + 0.5); /* key for fontlist */ + long int_scale = long(scale * 100.0 + 0.5); // key for fontlist int point_scale = (int)((M_FONTDATA->m_pointSize * 10 * int_scale) / 100); - GdkFont *font = (GdkFont *) NULL; - wxNode *node = M_FONTDATA->m_scaled_xfonts.Find(int_scale); - if (node) + wxScaledFontList& list = M_FONTDATA->m_scaled_xfonts; + wxScaledFontList::iterator i = list.find(int_scale); + if ( i != list.end() ) { - font = (GdkFont*)node->Data(); + font = i->second; } - else + else // we don't have this font in this size yet { - if (*this == wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT)) + if (*this == wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT)) { font = GtkGetDefaultGuiFont(); } - else + + if ( !font ) { - font = wxLoadQueryNearestFont( point_scale, - M_FONTDATA->m_family, - M_FONTDATA->m_style, - M_FONTDATA->m_weight, - M_FONTDATA->m_underlined, - M_FONTDATA->m_faceName, - M_FONTDATA->m_encoding ); + // do we have the XLFD? + if ( int_scale == 100 && M_FONTDATA->HasNativeFont() ) + { + font = wxLoadFont(M_FONTDATA->m_nativeFontInfo.GetXFontName()); + } + + // no XLFD of no exact match - try the approximate one now + if ( !font ) + { + wxString xfontname; + font = wxLoadQueryNearestFont( point_scale, + M_FONTDATA->m_family, + M_FONTDATA->m_style, + M_FONTDATA->m_weight, + M_FONTDATA->m_underlined, + M_FONTDATA->m_faceName, + M_FONTDATA->m_encoding, + &xfontname); + // NB: wxFont::GetNativeFontInfo relies on this + // side-effect of GetInternalFont + if ( int_scale == 100 ) + M_FONTDATA->m_nativeFontInfo.SetXFontName(xfontname); + } } - M_FONTDATA->m_scaled_xfonts.Append( int_scale, (wxObject*)font ); + if ( font ) + { + list[int_scale] = font; + } } // it's quite useless to make it a wxCHECK because we're going to crash @@ -448,4 +757,3 @@ GdkFont *wxFont::GetInternalFont( float scale ) const return font; } -