X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/409d5a58605cfb202774b59c3af078d3be89d7d5..8064223b7b1b3657363b7a635c381b9269d95e55:/src/gtk1/font.cpp diff --git a/src/gtk1/font.cpp b/src/gtk1/font.cpp index 1637fb8a9a..097519952e 100644 --- a/src/gtk1/font.cpp +++ b/src/gtk1/font.cpp @@ -1,9 +1,9 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: gtk/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 ///////////////////////////////////////////////////////////////////////////// @@ -15,24 +15,26 @@ // 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 "wx/gtk1/private.h" #include -#include // ---------------------------------------------------------------------------- // constants @@ -42,21 +44,17 @@ static const int wxDEFAULT_FONT_SIZE = 12; // ---------------------------------------------------------------------------- -// wxScaledFontList +// wxScaledFontList: maps the font sizes to the GDK fonts for the given font // ---------------------------------------------------------------------------- -// TODO: replace this with a type safe list or hash!! -class wxScaledFontList : public wxList -{ -public: - wxScaledFontList() : wxList(wxKEY_INTEGER) { } -}; +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 @@ -64,7 +62,7 @@ public: int family = wxFONTFAMILY_DEFAULT, int style = wxFONTSTYLE_NORMAL, int weight = wxFONTWEIGHT_NORMAL, - bool underlined = FALSE, + bool underlined = false, const wxString& faceName = wxEmptyString, wxFontEncoding encoding = wxFONTENCODING_DEFAULT); @@ -79,6 +77,7 @@ public: // do we have the native font info? bool HasNativeFont() const { + // only use m_nativeFontInfo if it had been initialized return !m_nativeFontInfo.IsDefault(); } @@ -89,14 +88,20 @@ public: void SetStyle(int style); void SetWeight(int weight); void SetUnderlined(bool underlined); - void SetFaceName(const wxString& facename); + 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" :-( -#ifdef __WXDEBUG__ +#if defined(__WXDEBUG__) void Dump() const { wxPrintf(_T("%s-%s-%s-%d-%d\n"), @@ -122,31 +127,36 @@ protected: const wxString& faceName, wxFontEncoding encoding); + // set all fields from (already initialized and valid) m_nativeFontInfo + void InitFromNative(); + private: + // clear m_scaled_xfonts if any + void ClearGdkFonts(); + // the map of font sizes to "GdkFont *" wxScaledFontList m_scaled_xfonts; - // the broken down font parameters int m_pointSize; int m_family, m_style, m_weight; bool m_underlined; wxString m_faceName; - wxFontEncoding m_encoding; + wxFontEncoding m_encoding; // Unused under GTK 2.0 + bool m_noAA; // No anti-aliasing - // the native font info, basicly an XFLD + // 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; }; -// ============================================================================ -// wxFontRefData implementation -// ============================================================================ +#define M_FONTDATA ((wxFontRefData*)m_refData) // ---------------------------------------------------------------------------- -// wxFontRefData creation +// wxFontRefData // ---------------------------------------------------------------------------- void wxFontRefData::Init(int pointSize, @@ -167,40 +177,19 @@ void wxFontRefData::Init(int 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_pointSize = pointSize == wxDEFAULT || pointSize == -1 + ? wxDEFAULT_FONT_SIZE + : pointSize; m_underlined = underlined; m_encoding = encoding; -} - -wxFontRefData::wxFontRefData( const wxFontRefData& data ) -{ - 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_nativeFontInfo = data.m_nativeFontInfo; + m_noAA = false; } -wxFontRefData::wxFontRefData(int size, int family, int style, - int weight, bool underlined, - const wxString& faceName, - wxFontEncoding encoding) +void wxFontRefData::InitFromNative() { - Init(size, family, style, weight, underlined, faceName, encoding); -} - -wxFontRefData::wxFontRefData(const wxString& fontname) -{ - // remember the X font name - m_nativeFontInfo.SetXFontName(fontname); + m_noAA = false; // get the font parameters from the XLFD // ------------------------------------- @@ -214,9 +203,9 @@ wxFontRefData::wxFontRefData(const wxString& fontname) { // the test below catches all of BOLD, EXTRABOLD, DEMIBOLD, ULTRABOLD // and BLACK - if ( ((w[0u] == _T('B') && (!strcmp(w.c_str() + 1, _T("OLD")) || - !strcmp(w.c_str() + 1, _T("LACK"))))) || - strstr(w.c_str() + 1, _T("BOLD")) ) + 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; } @@ -226,8 +215,8 @@ wxFontRefData::wxFontRefData(const wxString& fontname) } } - switch ( wxToupper(*m_nativeFontInfo. - GetXFontComponent(wxXLFD_SLANT).c_str()) ) + switch ( wxToupper(m_nativeFontInfo. + GetXFontComponent(wxXLFD_SLANT)[0u]).GetValue() ) { case _T('I'): // italique m_style = wxFONTSTYLE_ITALIC; @@ -267,7 +256,7 @@ wxFontRefData::wxFontRefData(const wxString& fontname) } // X fonts are never underlined... - m_underlined = FALSE; + m_underlined = false; // deal with font encoding wxString @@ -296,21 +285,64 @@ wxFontRefData::wxFontRefData(const wxString& fontname) } else // unknown encoding { - // may be give a warning here? + // may be give a warning here? or use wxFontMapper? m_encoding = wxFONTENCODING_SYSTEM; } } -wxFontRefData::~wxFontRefData() +wxFontRefData::wxFontRefData( const wxFontRefData& data ) + : 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, + const wxString& faceName, + wxFontEncoding encoding) +{ + Init(size, family, style, weight, underlined, faceName, encoding); +} + +wxFontRefData::wxFontRefData(const wxString& fontname) +{ + // FromString() should really work in GTK1 too, doesn't it? + m_nativeFontInfo.SetXFontName(fontname); + + InitFromNative(); +} + +void wxFontRefData::ClearGdkFonts() { - wxNode *node = m_scaled_xfonts.First(); - while (node) + 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(); } // ---------------------------------------------------------------------------- @@ -406,7 +438,7 @@ void wxFontRefData::SetUnderlined(bool underlined) // the XLFD doesn't have "underlined" field anyhow } -void wxFontRefData::SetFaceName(const wxString& facename) +bool wxFontRefData::SetFaceName(const wxString& facename) { m_faceName = facename; @@ -414,6 +446,8 @@ void wxFontRefData::SetFaceName(const wxString& facename) { m_nativeFontInfo.SetXFontComponent(wxXLFD_FAMILY, facename); } + + return true; } void wxFontRefData::SetEncoding(wxFontEncoding encoding) @@ -431,9 +465,16 @@ void wxFontRefData::SetEncoding(wxFontEncoding encoding) } } -// ============================================================================ -// wxFont implementation -// ============================================================================ +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 @@ -441,15 +482,9 @@ void wxFontRefData::SetEncoding(wxFontEncoding encoding) IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) -void wxFont::Init() -{ -} - wxFont::wxFont(const wxNativeFontInfo& info) { - Init(); - - Create(info.GetXFontName()); + (void) Create(info.GetXFontName()); } bool wxFont::Create( int pointSize, @@ -460,10 +495,12 @@ bool wxFont::Create( int pointSize, const wxString& face, wxFontEncoding encoding) { + UnRef(); + m_refData = new wxFontRefData(pointSize, family, style, weight, underlined, face, encoding); - return TRUE; + return true; } bool wxFont::Create(const wxString& fontname) @@ -473,12 +510,12 @@ bool wxFont::Create(const wxString& fontname) { *this = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); - return TRUE; + return true; } m_refData = new wxFontRefData(fontname); - return TRUE; + return true; } void wxFont::Unshare() @@ -499,13 +536,20 @@ wxFont::~wxFont() { } +wxGDIRefData *wxFont::CreateGDIRefData() const +{ + return new wxFontRefData; +} + +wxGDIRefData *wxFont::CloneGDIRefData(const wxGDIRefData *data) const +{ + return new wxFontRefData(*wx_static_cast(const wxFontRefData *, data)); +} + // ---------------------------------------------------------------------------- // accessors // ---------------------------------------------------------------------------- -// all accessors are just forwarded to wxFontRefData which has everything we -// need - int wxFont::GetPointSize() const { wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); @@ -515,7 +559,7 @@ 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; } @@ -543,7 +587,7 @@ int wxFont::GetWeight() const bool wxFont::GetUnderlined() const { - wxCHECK_MSG( Ok(), FALSE, wxT("invalid font") ); + wxCHECK_MSG( Ok(), false, wxT("invalid font") ); return M_FONTDATA->m_underlined; } @@ -552,22 +596,35 @@ 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; } -wxNativeFontInfo *wxFont::GetNativeFontInfo() const +bool wxFont::GetNoAntiAliasing() const +{ + wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") ); + + return M_FONTDATA->m_noAA; +} + +const wxNativeFontInfo *wxFont::GetNativeFontInfo() const { wxCHECK_MSG( Ok(), (wxNativeFontInfo *)NULL, wxT("invalid font") ); - if ( M_FONTDATA->m_nativeFontInfo.GetXFontName().empty() ) + 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 new wxNativeFontInfo(M_FONTDATA->m_nativeFontInfo); + return &(M_FONTDATA->m_nativeFontInfo); } bool wxFont::IsFixedWidth() const { - wxCHECK_MSG( Ok(), FALSE, wxT("invalid font") ); + wxCHECK_MSG( Ok(), false, wxT("invalid font") ); if ( M_FONTDATA->HasNativeFont() ) { @@ -613,11 +670,12 @@ void wxFont::SetWeight(int weight) M_FONTDATA->SetWeight(weight); } -void wxFont::SetFaceName(const wxString& faceName) +bool wxFont::SetFaceName(const wxString& faceName) { Unshare(); - M_FONTDATA->SetFaceName(faceName); + return M_FONTDATA->SetFaceName(faceName) && + wxFontBase::SetFaceName(faceName); } void wxFont::SetUnderlined(bool underlined) @@ -634,11 +692,18 @@ void wxFont::SetEncoding(wxFontEncoding encoding) M_FONTDATA->SetEncoding(encoding); } -void wxFont::SetNativeFontInfo(const wxNativeFontInfo& info) +void wxFont::DoSetNativeFontInfo( const wxNativeFontInfo& info ) { Unshare(); - M_FONTDATA->m_nativeFontInfo = info; + M_FONTDATA->SetNativeFontInfo( info ); +} + +void wxFont::SetNoAntiAliasing( bool no ) +{ + Unshare(); + + M_FONTDATA->SetNoAntiAliasing( no ); } // ---------------------------------------------------------------------------- @@ -679,15 +744,16 @@ GdkFont *wxFont::GetInternalFont( float scale ) const { GdkFont *font = (GdkFont *) NULL; - wxCHECK_MSG( Ok(), font, wxT("invalid font") ) + 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); - 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 // we don't have this font in this size yet { @@ -699,7 +765,7 @@ GdkFont *wxFont::GetInternalFont( float scale ) const if ( !font ) { // do we have the XLFD? - if ( M_FONTDATA->HasNativeFont() ) + if ( int_scale == 100 && M_FONTDATA->HasNativeFont() ) { font = wxLoadFont(M_FONTDATA->m_nativeFontInfo.GetXFontName()); } @@ -716,16 +782,16 @@ GdkFont *wxFont::GetInternalFont( float scale ) const M_FONTDATA->m_faceName, M_FONTDATA->m_encoding, &xfontname); - if ( font ) - { + // NB: wxFont::GetNativeFontInfo relies on this + // side-effect of GetInternalFont + if ( int_scale == 100 ) M_FONTDATA->m_nativeFontInfo.SetXFontName(xfontname); - } } } if ( font ) { - M_FONTDATA->m_scaled_xfonts.Append( int_scale, (wxObject*)font ); + list[int_scale] = font; } } @@ -735,4 +801,3 @@ GdkFont *wxFont::GetInternalFont( float scale ) const return font; } -