X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8a15e8ba7aa7800427ac4118f434e827f33dd73a..ad653fa23069c5d9378247084f03c9a718c3ad62:/src/gtk/font.cpp diff --git a/src/gtk/font.cpp b/src/gtk/font.cpp index 9e42fdf9e6..e078010efa 100644 --- a/src/gtk/font.cpp +++ b/src/gtk/font.cpp @@ -1,6 +1,6 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: gtk/font.cpp -// Purpose: +// Name: src/gtk/font.cpp +// Purpose: wxFont for wxGTK // Author: Robert Roebling // Id: $Id$ // Copyright: (c) 1998 Robert Roebling and Julian Smart @@ -15,26 +15,22 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #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/utils.h" + #include "wx/settings.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 "wx/gtk/private.h" -#include // ---------------------------------------------------------------------------- // constants @@ -43,92 +39,52 @@ // 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: // from broken down font parameters, also default ctor wxFontRefData(int size = -1, - int family = wxFONTFAMILY_DEFAULT, - int style = wxFONTSTYLE_NORMAL, - int weight = wxFONTWEIGHT_NORMAL, - bool underlined = FALSE, + wxFontFamily family = wxFONTFAMILY_DEFAULT, + wxFontStyle style = wxFONTSTYLE_NORMAL, + wxFontWeight weight = wxFONTWEIGHT_NORMAL, + bool underlined = false, + bool strikethrough = false, const wxString& faceName = wxEmptyString, wxFontEncoding encoding = wxFONTENCODING_DEFAULT); - // from XFLD - wxFontRefData(const wxString& fontname); + wxFontRefData(const wxString& nativeFontInfoString); // copy ctor wxFontRefData( const wxFontRefData& data ); virtual ~wxFontRefData(); - // do we have the native font info? - bool HasNativeFont() const - { -#ifdef __WXGTK20__ - // we always have a Pango font description - return TRUE; -#else // GTK 1.x - // only use m_nativeFontInfo if it had been initialized - return !m_nativeFontInfo.IsDefault(); -#endif // GTK 2.0/1.x - } - // 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(int family); - void SetStyle(int style); - void SetWeight(int weight); + void SetFamily(wxFontFamily family); + void SetStyle(wxFontStyle style); + void SetWeight(wxFontWeight weight); void SetUnderlined(bool underlined); - void SetFaceName(const wxString& facename); + void SetStrikethrough(bool strikethrough); + bool SetFaceName(const wxString& facename); void SetEncoding(wxFontEncoding encoding); - void SetNoAntiAliasing( bool no = TRUE ) { m_noAA = no; } - bool GetNoAntiAliasing() const { return m_noAA; } - // and this one also modifies all the other font data fields void SetNativeFontInfo(const wxNativeFontInfo& info); - // debugger helper: shows what the font really is - // - // VZ: I need this as my gdb either shows wildly wrong values or crashes - // when I ask it to "p fontRefData" :-( -#if defined(__WXDEBUG__) && !defined(__WXGTK20__) - void Dump() const - { - wxPrintf(_T("%s-%s-%s-%d-%d\n"), - m_faceName.c_str(), - m_weight == wxFONTWEIGHT_NORMAL - ? _T("normal") - : m_weight == wxFONTWEIGHT_BOLD - ? _T("bold") - : _T("light"), - m_style == wxFONTSTYLE_NORMAL ? _T("regular") : _T("italic"), - m_pointSize, - m_encoding); - } -#endif // Debug - protected: // common part of all ctors void Init(int pointSize, - int family, - int style, - int weight, + wxFontFamily family, + wxFontStyle style, + wxFontWeight weight, bool underlined, + bool strikethrough, const wxString& faceName, wxFontEncoding encoding); @@ -136,323 +92,91 @@ protected: void InitFromNative(); private: - // clear m_scaled_xfonts if any - void ClearGdkFonts(); - -#ifndef __WXGTK20__ - // the map of font sizes to "GdkFont *" - wxScaledFontList m_scaled_xfonts; -#endif // GTK 2.0/1.x - - int m_pointSize; - int m_family, - m_style, - m_weight; - bool m_underlined; - wxString m_faceName; - wxFontEncoding m_encoding; // Unused under GTK 2.0 - bool m_noAA; // No anti-aliasing - - // The native font info, basicly an XFLD under GTK 1.2 and - // the pango font description under GTK 2.0. + // The native font info: basically a PangoFontDescription, plus + // 'underlined' and 'strikethrough' attributes not supported by Pango. wxNativeFontInfo m_nativeFontInfo; friend class wxFont; }; +#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, + bool strikethrough, const wxString& faceName, - wxFontEncoding encoding) + wxFontEncoding WXUNUSED(encoding)) { - m_family = family == wxFONTFAMILY_DEFAULT ? wxFONTFAMILY_SWISS : family; + if (family == wxFONTFAMILY_DEFAULT) + family = wxFONTFAMILY_SWISS; - m_faceName = faceName; - - // we accept both wxDEFAULT and wxNORMAL here - should we? - m_style = style == wxDEFAULT ? wxFONTSTYLE_NORMAL : style; - m_weight = weight == wxDEFAULT ? wxFONTWEIGHT_NORMAL : weight; - - // 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; - - m_noAA = FALSE; - -#ifdef __WXGTK20__ // Create native font info m_nativeFontInfo.description = pango_font_description_new(); // And set its values - if (!m_faceName.empty()) + if (!faceName.empty()) { - pango_font_description_set_family( m_nativeFontInfo.description, wxGTK_CONV(m_faceName) ); + pango_font_description_set_family( m_nativeFontInfo.description, + wxGTK_CONV_SYS(faceName) ); } else { - switch (m_family) - { - case wxFONTFAMILY_MODERN: - case wxFONTFAMILY_TELETYPE: - pango_font_description_set_family( m_nativeFontInfo.description, "monospace" ); - break; - case wxFONTFAMILY_ROMAN: - pango_font_description_set_family( m_nativeFontInfo.description, "serif" ); - break; - case wxFONTFAMILY_SWISS: - // SWISS = sans serif - default: - pango_font_description_set_family( m_nativeFontInfo.description, "sans" ); - break; - } + SetFamily(family); } - SetStyle( m_style ); - SetPointSize( m_pointSize ); - SetWeight( m_weight ); -#endif // GTK 2.0 + SetStyle( style == wxDEFAULT ? wxFONTSTYLE_NORMAL : style ); + SetPointSize( (pointSize == wxDEFAULT || pointSize == -1) + ? wxDEFAULT_FONT_SIZE + : pointSize ); + SetWeight( weight == wxDEFAULT ? wxFONTWEIGHT_NORMAL : weight ); + SetUnderlined( underlined ); + SetStrikethrough( strikethrough ); } void wxFontRefData::InitFromNative() { - m_noAA = FALSE; - -#ifdef __WXGTK20__ // Get native info PangoFontDescription *desc = m_nativeFontInfo.description; - // init fields - m_faceName = wxGTK_CONV_BACK( pango_font_description_get_family( desc ) ); - // Pango sometimes needs to have a size int pango_size = pango_font_description_get_size( desc ); if (pango_size == 0) - pango_font_description_set_size( desc, 12 * PANGO_SCALE); - - m_pointSize = pango_font_description_get_size( desc ) / PANGO_SCALE; - - switch (pango_font_description_get_style( desc )) - { - case PANGO_STYLE_NORMAL: - m_style = wxFONTSTYLE_NORMAL; - break; - case PANGO_STYLE_ITALIC: - m_style = wxFONTSTYLE_ITALIC; - break; - case PANGO_STYLE_OBLIQUE: - m_style = wxFONTSTYLE_SLANT; - break; - } - - PangoWeight pango_weight = pango_font_description_get_weight( desc ); - - if (pango_weight >= 600) - { - m_weight = wxFONTWEIGHT_BOLD; - } - else if (pango_weight < 350) - { - m_weight = wxFONTWEIGHT_LIGHT; - } - else - { - m_weight = wxFONTWEIGHT_NORMAL; - } - - if (m_faceName == wxT("monospace")) - { - m_family = wxFONTFAMILY_TELETYPE; - } - else if (m_faceName == wxT("sans")) - { - m_family = wxFONTFAMILY_SWISS; - } - else if (m_faceName == wxT("serif")) - { - m_family = wxFONTFAMILY_ROMAN; - } - else - { - m_family = wxFONTFAMILY_UNKNOWN; - } - - // Pango description are never underlined (?) - m_underlined = FALSE; - - // Cannot we choose that - m_encoding = wxFONTENCODING_SYSTEM; -#else // GTK 1.x - // 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 != _T('*') ) - { - // the test below catches all of BOLD, EXTRABOLD, DEMIBOLD, ULTRABOLD - // and BLACK - if ( ((w[0u] == _T('B') && (!wxStrcmp(w.c_str() + 1, wxT("OLD")) || - !wxStrcmp(w.c_str() + 1, wxT("LACK"))))) || - wxStrstr(w.c_str() + 1, _T("BOLD")) ) - { - m_weight = wxFONTWEIGHT_BOLD; - } - else if ( w == _T("LIGHT") || w == _T("THIN") ) - { - m_weight = wxFONTWEIGHT_LIGHT; - } - } - - switch ( wxToupper(*m_nativeFontInfo. - GetXFontComponent(wxXLFD_SLANT).c_str()) ) - { - case _T('I'): // italique - m_style = wxFONTSTYLE_ITALIC; - break; - - case _T('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() == _T('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 == _T("ISO8859") ) - { - int cp; - if ( wxSscanf(encoding, wxT("%d"), &cp) == 1 ) - { - m_encoding = (wxFontEncoding)(wxFONTENCODING_ISO8859_1 + cp - 1); - } - } - else if ( registry == _T("MICROSOFT") ) - { - int cp; - if ( wxSscanf(encoding, wxT("cp125%d"), &cp) == 1 ) - { - m_encoding = (wxFontEncoding)(wxFONTENCODING_CP1250 + cp); - } - } - else if ( registry == _T("KOI8") ) - { - m_encoding = wxFONTENCODING_KOI8; - } - else // unknown encoding - { - // may be give a warning here? or use wxFontMapper? - m_encoding = wxFONTENCODING_SYSTEM; - } -#endif // GTK 2.0/1.x + m_nativeFontInfo.SetPointSize(wxDEFAULT_FONT_SIZE); } wxFontRefData::wxFontRefData( const wxFontRefData& data ) - : wxObjectRefData() + : wxGDIRefData() { - 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; - - m_noAA = data.m_noAA; - // 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, +wxFontRefData::wxFontRefData(int size, wxFontFamily family, wxFontStyle style, + wxFontWeight weight, bool underlined, bool strikethrough, const wxString& faceName, wxFontEncoding encoding) { - Init(size, family, style, weight, underlined, faceName, encoding); + Init(size, family, style, weight, underlined, strikethrough, faceName, encoding); } -wxFontRefData::wxFontRefData(const wxString& fontname) +wxFontRefData::wxFontRefData(const wxString& nativeFontInfoString) { - // VZ: FromString() should really work in both cases, doesn't it? -#ifdef __WXGTK20__ - m_nativeFontInfo.FromString( fontname ); -#else // GTK 1.x - m_nativeFontInfo.SetXFontName(fontname); -#endif // GTK 2.0/1.x + m_nativeFontInfo.FromString( nativeFontInfoString ); InitFromNative(); } -void wxFontRefData::ClearGdkFonts() -{ -#ifndef __WXGTK20__ - for ( wxScaledFontList::iterator i = m_scaled_xfonts.begin(); - i != m_scaled_xfonts.end(); - ++i ) - { - GdkFont *font = i->second; - gdk_font_unref( font ); - } - - m_scaled_xfonts.clear(); -#endif // GTK 1.x -} - wxFontRefData::~wxFontRefData() { - ClearGdkFonts(); } // ---------------------------------------------------------------------------- @@ -461,141 +185,75 @@ wxFontRefData::~wxFontRefData() void wxFontRefData::SetPointSize(int pointSize) { - m_pointSize = pointSize; - -#ifdef __WXGTK20__ m_nativeFontInfo.SetPointSize(pointSize); -#else - if ( HasNativeFont() ) - { - wxString size; - if ( pointSize == -1 ) - size = _T('*'); - else - size.Printf(_T("%d"), 10*pointSize); - - m_nativeFontInfo.SetXFontComponent(wxXLFD_POINTSIZE, size); - } -#endif } -void wxFontRefData::SetFamily(int family) -{ - m_family = family; +/* + NOTE: disabled because pango_font_description_set_absolute_size() and + wxDC::GetCharHeight() do not mix well: setting with the former a pixel + size of "30" makes the latter return 36... + Besides, we need to return GetPointSize() a point size value even if + SetPixelSize() was used and this would require further changes + (and use of pango_font_description_get_size_is_absolute in some places). - // TODO: what are we supposed to do with m_nativeFontInfo here? -} - -void wxFontRefData::SetStyle(int style) +bool wxFontRefData::SetPixelSize(const wxSize& pixelSize) { - m_style = style; + wxCHECK_MSG( pixelSize.GetWidth() >= 0 && pixelSize.GetHeight() > 0, false, + "Negative values for the pixel size or zero pixel height are not allowed" ); -#ifdef __WXGTK20__ - m_nativeFontInfo.SetStyle((wxFontStyle)style); -#else - if ( HasNativeFont() ) + if (wx_pango_version_check(1,8,0) != NULL || + pixelSize.GetWidth() != 0) { - wxString slant; - switch ( style ) - { - case wxFONTSTYLE_ITALIC: - slant = _T('i'); - break; - - case wxFONTSTYLE_SLANT: - slant = _T('o'); - break; - - default: - wxFAIL_MSG( _T("unknown font style") ); - // fall through + // NOTE: pango_font_description_set_absolute_size() only sets the font height; + // if the user set the pixel width of the font explicitly or the pango + // library is too old, we cannot proceed + return false; + } - case wxFONTSTYLE_NORMAL: - slant = _T('r'); - } + pango_font_description_set_absolute_size( m_nativeFontInfo.description, + pixelSize.GetHeight() * PANGO_SCALE ); - m_nativeFontInfo.SetXFontComponent(wxXLFD_SLANT, slant); - } -#endif + return true; } +*/ -void wxFontRefData::SetWeight(int weight) +void wxFontRefData::SetFamily(wxFontFamily family) { - m_weight = weight; - -#ifdef __WXGTK20__ - m_nativeFontInfo.SetWeight((wxFontWeight)weight); -#else //!__WXGTK20__ - if ( HasNativeFont() ) - { - wxString boldness; - switch ( weight ) - { - case wxFONTWEIGHT_BOLD: - boldness = _T("bold"); - break; - - case wxFONTWEIGHT_LIGHT: - boldness = _T("light"); - break; - - default: - wxFAIL_MSG( _T("unknown font weight") ); - // fall through + m_nativeFontInfo.SetFamily(family); +} - case wxFONTWEIGHT_NORMAL: - // unspecified - boldness = _T("medium"); - } +void wxFontRefData::SetStyle(wxFontStyle style) +{ + m_nativeFontInfo.SetStyle(style); +} - m_nativeFontInfo.SetXFontComponent(wxXLFD_WEIGHT, boldness); - } -#endif +void wxFontRefData::SetWeight(wxFontWeight weight) +{ + m_nativeFontInfo.SetWeight(weight); } void wxFontRefData::SetUnderlined(bool underlined) { - m_underlined = underlined; - - // the XLFD doesn't have "underlined" field anyhow + m_nativeFontInfo.SetUnderlined(underlined); } -void wxFontRefData::SetFaceName(const wxString& facename) +void wxFontRefData::SetStrikethrough(bool strikethrough) { - m_faceName = facename; - -#ifdef __WXGTK20__ - m_nativeFontInfo.SetFaceName(facename); -#else - if ( HasNativeFont() ) - { - m_nativeFontInfo.SetXFontComponent(wxXLFD_FAMILY, facename); - } -#endif + m_nativeFontInfo.SetStrikethrough(strikethrough); } -void wxFontRefData::SetEncoding(wxFontEncoding encoding) +bool wxFontRefData::SetFaceName(const wxString& facename) { - m_encoding = encoding; + return m_nativeFontInfo.SetFaceName(facename); +} -#ifndef __WXGTK20__ - if ( HasNativeFont() ) - { - wxNativeEncodingInfo info; - if ( wxGetNativeFontEncoding(encoding, &info) ) - { - m_nativeFontInfo.SetXFontComponent(wxXLFD_REGISTRY, info.xregistry); - m_nativeFontInfo.SetXFontComponent(wxXLFD_ENCODING, info.xencoding); - } - } -#endif +void wxFontRefData::SetEncoding(wxFontEncoding WXUNUSED(encoding)) +{ + // with GTK+ 2 Pango always uses UTF8 internally, we cannot change it } 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 @@ -606,17 +264,8 @@ void wxFontRefData::SetNativeFontInfo(const wxNativeFontInfo& info) // wxFont creation // ---------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) - -void wxFont::Init() -{ -} - wxFont::wxFont(const wxNativeFontInfo& info) { - Init(); - -#ifdef __WXGTK20__ Create( info.GetPointSize(), info.GetFamily(), info.GetStyle(), @@ -624,25 +273,41 @@ wxFont::wxFont(const wxNativeFontInfo& info) info.GetUnderlined(), info.GetFaceName(), info.GetEncoding() ); -#else - (void) Create(info.GetXFontName()); -#endif + + if ( info.GetStrikethrough() ) + SetStrikethrough(true); +} + +wxFont::wxFont(const wxFontInfo& info) +{ + m_refData = new wxFontRefData(info.GetPointSize(), + info.GetFamily(), + info.GetStyle(), + info.GetWeight(), + info.IsUnderlined(), + info.IsStrikethrough(), + info.GetFaceName(), + info.GetEncoding()); + + wxSize pixelSize = info.GetPixelSize(); + if ( pixelSize != wxDefaultSize ) + SetPixelSize(pixelSize); } 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); + underlined, false, face, encoding); - return TRUE; + return true; } bool wxFont::Create(const wxString& fontname) @@ -652,26 +317,12 @@ bool wxFont::Create(const wxString& fontname) { *this = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); - return TRUE; + return true; } m_refData = new wxFontRefData(fontname); - return TRUE; -} - -void wxFont::Unshare() -{ - if (!m_refData) - { - m_refData = new wxFontRefData(); - } - else - { - wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData); - UnRef(); - m_refData = ref; - } + return true; } wxFont::~wxFont() @@ -684,124 +335,69 @@ wxFont::~wxFont() int wxFont::GetPointSize() const { - wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + wxCHECK_MSG( IsOk(), 0, wxT("invalid font") ); -#if wxUSE_PANGO - return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetPointSize() - : M_FONTDATA->m_pointSize; -#else - return M_FONTDATA->m_pointSize; -#endif + return M_FONTDATA->m_nativeFontInfo.GetPointSize(); } wxString wxFont::GetFaceName() const { - wxCHECK_MSG( Ok(), wxT(""), wxT("invalid font") ); + wxCHECK_MSG( IsOk(), wxEmptyString, wxT("invalid font") ); -#if wxUSE_PANGO - return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetFaceName() - : M_FONTDATA->m_faceName; -#else - return M_FONTDATA->m_faceName; -#endif + return M_FONTDATA->m_nativeFontInfo.GetFaceName(); } -int wxFont::GetFamily() const +wxFontFamily wxFont::DoGetFamily() const { - wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); - -#if wxUSE_PANGO - int ret = M_FONTDATA->m_family; - if (M_FONTDATA->HasNativeFont()) - // wxNativeFontInfo::GetFamily is expensive, must not call more than once - ret = M_FONTDATA->m_nativeFontInfo.GetFamily(); - - if (ret == wxFONTFAMILY_DEFAULT) - ret = M_FONTDATA->m_family; - - return ret; -#else - return M_FONTDATA->m_family; -#endif + return M_FONTDATA->m_nativeFontInfo.GetFamily(); } -int wxFont::GetStyle() const +wxFontStyle wxFont::GetStyle() const { - wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + wxCHECK_MSG( IsOk(), wxFONTSTYLE_MAX, wxT("invalid font") ); -#if wxUSE_PANGO - return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetStyle() - : M_FONTDATA->m_style; -#else - return M_FONTDATA->m_style; -#endif + return M_FONTDATA->m_nativeFontInfo.GetStyle(); } -int wxFont::GetWeight() const +wxFontWeight wxFont::GetWeight() const { - wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + wxCHECK_MSG( IsOk(), wxFONTWEIGHT_MAX, wxT("invalid font") ); -#if wxUSE_PANGO - return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetWeight() - : M_FONTDATA->m_weight; -#else - return M_FONTDATA->m_weight; -#endif + return M_FONTDATA->m_nativeFontInfo.GetWeight(); } bool wxFont::GetUnderlined() const { - wxCHECK_MSG( Ok(), FALSE, wxT("invalid font") ); + wxCHECK_MSG( IsOk(), false, wxT("invalid font") ); - return M_FONTDATA->m_underlined; + return M_FONTDATA->m_nativeFontInfo.GetUnderlined(); } -wxFontEncoding wxFont::GetEncoding() const +bool wxFont::GetStrikethrough() const { - wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") ); + wxCHECK_MSG( IsOk(), false, wxT("invalid font") ); - // m_encoding is unused in wxGTK2, return encoding that the user set. - return M_FONTDATA->m_encoding; + return M_FONTDATA->m_nativeFontInfo.GetStrikethrough(); } -bool wxFont::GetNoAntiAliasing() const +wxFontEncoding wxFont::GetEncoding() const { - wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") ); + wxCHECK_MSG( IsOk(), wxFONTENCODING_SYSTEM, wxT("invalid font") ); - return M_FONTDATA->m_noAA; + return wxFONTENCODING_UTF8; + // Pango always uses UTF8... see also SetEncoding() } const wxNativeFontInfo *wxFont::GetNativeFontInfo() const { - wxCHECK_MSG( Ok(), (wxNativeFontInfo *)NULL, wxT("invalid font") ); - -#ifndef __WXGTK20__ - 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(); - } -#endif + wxCHECK_MSG( IsOk(), NULL, wxT("invalid font") ); return &(M_FONTDATA->m_nativeFontInfo); } bool wxFont::IsFixedWidth() const { - wxCHECK_MSG( Ok(), FALSE, wxT("invalid font") ); - -#ifndef __WXGTK20__ - 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() == _T('M'); - } -#endif + wxCHECK_MSG( IsOk(), false, wxT("invalid font") ); return wxFontBase::IsFixedWidth(); } @@ -812,162 +408,137 @@ bool wxFont::IsFixedWidth() const void wxFont::SetPointSize(int pointSize) { - Unshare(); + AllocExclusive(); M_FONTDATA->SetPointSize(pointSize); } -void wxFont::SetFamily(int family) +void wxFont::SetFamily(wxFontFamily family) { - Unshare(); + AllocExclusive(); M_FONTDATA->SetFamily(family); } -void wxFont::SetStyle(int style) +void wxFont::SetStyle(wxFontStyle style) { - Unshare(); + AllocExclusive(); M_FONTDATA->SetStyle(style); } -void wxFont::SetWeight(int weight) +void wxFont::SetWeight(wxFontWeight weight) { - Unshare(); + AllocExclusive(); M_FONTDATA->SetWeight(weight); } -void wxFont::SetFaceName(const wxString& faceName) +bool wxFont::SetFaceName(const wxString& faceName) { - Unshare(); + AllocExclusive(); - M_FONTDATA->SetFaceName(faceName); + return M_FONTDATA->SetFaceName(faceName) && + wxFontBase::SetFaceName(faceName); } void wxFont::SetUnderlined(bool underlined) { - Unshare(); + AllocExclusive(); M_FONTDATA->SetUnderlined(underlined); } +void wxFont::SetStrikethrough(bool strikethrough) +{ + AllocExclusive(); + + M_FONTDATA->SetStrikethrough(strikethrough); +} + void wxFont::SetEncoding(wxFontEncoding encoding) { - Unshare(); + AllocExclusive(); M_FONTDATA->SetEncoding(encoding); } void wxFont::DoSetNativeFontInfo( const wxNativeFontInfo& info ) { - Unshare(); + AllocExclusive(); M_FONTDATA->SetNativeFontInfo( info ); } -void wxFont::SetNoAntiAliasing( bool no ) +wxGDIRefData* wxFont::CreateGDIRefData() const { - Unshare(); - - M_FONTDATA->SetNoAntiAliasing( no ); + return new wxFontRefData; } -// ---------------------------------------------------------------------------- -// get internal representation of font -// ---------------------------------------------------------------------------- - -#ifndef __WXGTK20__ -static GdkFont *g_systemDefaultGuiFont = (GdkFont*) NULL; - -// this is also used from tbargtk.cpp and tooltip.cpp, hence extern -extern GdkFont *GtkGetDefaultGuiFont() +wxGDIRefData* wxFont::CloneGDIRefData(const wxGDIRefData* data) const { - if (!g_systemDefaultGuiFont) - { - GtkWidget *widget = gtk_button_new(); - GtkStyle *def = gtk_rc_get_style( widget ); - 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; + return new wxFontRefData(*static_cast(data)); } -GdkFont *wxFont::GetInternalFont( float scale ) const +bool wxFont::GTKSetPangoAttrs(PangoLayout* layout) const { - GdkFont *font = (GdkFont *) NULL; + if (!IsOk() || !(GetUnderlined() || GetStrikethrough())) + return false; - wxCHECK_MSG( Ok(), font, wxT("invalid font") ) + PangoAttrList* attrs = pango_attr_list_new(); + PangoAttribute* a; - long int_scale = long(scale * 100.0 + 0.5); // key for fontlist - int point_scale = (int)((M_FONTDATA->m_pointSize * 10 * int_scale) / 100); - - wxScaledFontList& list = M_FONTDATA->m_scaled_xfonts; - wxScaledFontList::iterator i = list.find(int_scale); - if ( i != list.end() ) - { - font = i->second; - } - else // we don't have this font in this size yet + if (wx_pango_version_check(1,16,0)) { - if (*this == wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT)) - { - font = GtkGetDefaultGuiFont(); - } + // a PangoLayout which has leading/trailing spaces with underlined font + // is not correctly drawn by this pango version: Pango won't underline the spaces. + // This can be a problem; e.g. wxHTML rendering of underlined text relies on + // this behaviour. To workaround this problem, we use a special hack here + // suggested by pango maintainer Behdad Esfahbod: we prepend and append two + // empty space characters and give them a dummy colour attribute. + // This will force Pango to underline the leading/trailing spaces, too. - if ( !font ) + const char* text = pango_layout_get_text(layout); + const size_t n = strlen(text); + if ((n > 0 && text[0] == ' ') || (n > 1 && text[n - 1] == ' ')) { - // 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); - } - } - - if ( font ) - { - list[int_scale] = font; + wxCharBuffer buf(n + 6); + // copy the leading U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format + memcpy(buf.data(), "\342\200\214", 3); + // copy the user string + memcpy(buf.data() + 3, text, n); + // copy the trailing U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format + memcpy(buf.data() + 3 + n, "\342\200\214", 3); + + pango_layout_set_text(layout, buf, n + 6); + + // Add dummy attributes (use colour as it's invisible anyhow for 0 + // width spaces) to ensure that the spaces in the beginning/end of the + // string are underlined too. + a = pango_attr_foreground_new(0x0057, 0x52A9, 0xD614); + a->start_index = 0; + a->end_index = 3; + pango_attr_list_insert(attrs, a); + + a = pango_attr_foreground_new(0x0057, 0x52A9, 0xD614); + a->start_index = n + 3; + a->end_index = n + 6; + pango_attr_list_insert(attrs, a); } } + if (GetUnderlined()) + { + a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE); + pango_attr_list_insert(attrs, a); + } + if (GetStrikethrough()) + { + a = pango_attr_strikethrough_new(true); + pango_attr_list_insert(attrs, a); + } - // it's quite useless to make it a wxCHECK because we're going to crash - // anyhow... - wxASSERT_MSG( font, wxT("could not load any font?") ); + pango_layout_set_attributes(layout, attrs); + pango_attr_list_unref(attrs); - return font; + return true; } -#endif // not GTK 2.0 -