/////////////////////////////////////////////////////////////////////////////
-// Name: gtk/font.cpp
+// Name: src/gtk/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
/////////////////////////////////////////////////////////////////////////////
// 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/utils.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 <strings.h>
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);
// 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
+ return true;
}
// setters: all of them also take care to modify m_nativeFontInfo if we
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() { return m_noAA; }
+ 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,
// 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
+ wxFontEncoding m_encoding;
bool m_noAA; // No anti-aliasing
// The native font info, basicly an XFLD under GTK 1.2 and
m_underlined = underlined;
m_encoding = encoding;
- m_noAA = FALSE;
+ m_noAA = false;
-#ifdef __WXGTK20__
// Create native font info
m_nativeFontInfo.description = pango_font_description_new();
// And set its values
if (!m_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(m_faceName) );
}
else
{
SetStyle( m_style );
SetPointSize( m_pointSize );
SetWeight( m_weight );
-#endif // GTK 2.0
}
void wxFontRefData::InitFromNative()
{
- m_noAA = FALSE;
+ 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 ) );
- m_pointSize = pango_font_description_get_size( desc ) / PANGO_SCALE;
+ // Pango sometimes needs to have a size
+ int pango_size = pango_font_description_get_size( desc );
+ if (pango_size == 0)
+ m_nativeFontInfo.SetPointSize(12);
- 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;
- }
-
- switch (pango_font_description_get_weight( desc ))
- {
- case PANGO_WEIGHT_ULTRALIGHT:
- m_weight = wxFONTWEIGHT_LIGHT;
- break;
- case PANGO_WEIGHT_LIGHT:
- m_weight = wxFONTWEIGHT_LIGHT;
- break;
- case PANGO_WEIGHT_NORMAL:
- m_weight = wxFONTWEIGHT_NORMAL;
- break;
- case PANGO_WEIGHT_BOLD:
- m_weight = wxFONTWEIGHT_BOLD;
- break;
- case PANGO_WEIGHT_ULTRABOLD:
- m_weight = wxFONTWEIGHT_BOLD;
- break;
- case PANGO_WEIGHT_HEAVY:
- m_weight = wxFONTWEIGHT_BOLD;
- break;
- }
+ m_pointSize = m_nativeFontInfo.GetPointSize();
+ m_style = m_nativeFontInfo.GetStyle();
+ m_weight = m_nativeFontInfo.GetWeight();
if (m_faceName == wxT("monospace"))
{
}
// 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;
- }
+ m_underlined = false;
- // 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
+ // always with GTK+ 2
+ m_encoding = wxFONTENCODING_UTF8;
}
wxFontRefData::wxFontRefData( const wxFontRefData& data )
wxFontRefData::wxFontRefData(const wxString& fontname)
{
- // 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
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()
{
m_pointSize = pointSize;
-#ifdef __WXGTK20__
- // Get native info
- PangoFontDescription *desc = m_nativeFontInfo.description;
-
- pango_font_description_set_size( desc, m_pointSize * PANGO_SCALE );
-#else
- if ( HasNativeFont() )
- {
- wxString size;
- if ( pointSize == -1 )
- size = _T('*');
- else
- size.Printf(_T("%d"), 10*pointSize);
-
- m_nativeFontInfo.SetXFontComponent(wxXLFD_POINTSIZE, size);
- }
-#endif
+ m_nativeFontInfo.SetPointSize(pointSize);
}
void wxFontRefData::SetFamily(int family)
{
m_style = style;
-#ifdef __WXGTK20__
- // Get native info
- PangoFontDescription *desc = m_nativeFontInfo.description;
-
- switch ( style )
- {
- case wxFONTSTYLE_ITALIC:
- pango_font_description_set_style( desc, PANGO_STYLE_ITALIC );
- break;
- case wxFONTSTYLE_SLANT:
- pango_font_description_set_style( desc, PANGO_STYLE_OBLIQUE );
- break;
- default:
- wxFAIL_MSG( _T("unknown font style") );
- // fall through
- case wxFONTSTYLE_NORMAL:
- pango_font_description_set_style( desc, PANGO_STYLE_NORMAL );
- break;
- }
-#else
- if ( HasNativeFont() )
- {
- 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
-
- case wxFONTSTYLE_NORMAL:
- slant = _T('r');
- }
-
- m_nativeFontInfo.SetXFontComponent(wxXLFD_SLANT, slant);
- }
-#endif
+ m_nativeFontInfo.SetStyle((wxFontStyle)style);
}
void wxFontRefData::SetWeight(int weight)
{
m_weight = weight;
-#ifdef __WXGTK20__
- PangoFontDescription *desc = m_nativeFontInfo.description;
- switch ( weight )
- {
- case wxFONTWEIGHT_BOLD:
- pango_font_description_set_weight(desc, PANGO_WEIGHT_BOLD);
- break;
-
- case wxFONTWEIGHT_LIGHT:
- pango_font_description_set_weight(desc, PANGO_WEIGHT_LIGHT);
- break;
-
- default:
- wxFAIL_MSG( _T("unknown font weight") );
- // fall through
-
- case wxFONTWEIGHT_NORMAL:
- // unspecified
- pango_font_description_set_weight(desc, PANGO_WEIGHT_NORMAL);
- }
-#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
-
- case wxFONTWEIGHT_NORMAL:
- // unspecified
- boldness = _T("medium");
- }
-
- m_nativeFontInfo.SetXFontComponent(wxXLFD_WEIGHT, boldness);
- }
-#endif
+ m_nativeFontInfo.SetWeight((wxFontWeight)weight);
}
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;
-#ifndef __WXGTK20__
- if ( HasNativeFont() )
- {
- m_nativeFontInfo.SetXFontComponent(wxXLFD_FAMILY, facename);
- }
-#endif
+ return m_nativeFontInfo.SetFaceName(facename);
}
void wxFontRefData::SetEncoding(wxFontEncoding encoding)
{
m_encoding = encoding;
-
-#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::SetNativeFontInfo(const wxNativeFontInfo& info)
IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
-void wxFont::Init()
-{
-}
-
wxFont::wxFont(const wxNativeFontInfo& info)
{
- Init();
-
-#ifdef __WXGTK20__
Create( info.GetPointSize(),
info.GetFamily(),
info.GetStyle(),
info.GetUnderlined(),
info.GetFaceName(),
info.GetEncoding() );
-#else
- (void) Create(info.GetXFontName());
-#endif
}
bool wxFont::Create( int pointSize,
m_refData = new wxFontRefData(pointSize, family, style, weight,
underlined, face, encoding);
- return TRUE;
+ return true;
}
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()
{
wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
- return M_FONTDATA->m_pointSize;
+ return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetPointSize()
+ : M_FONTDATA->m_pointSize;
}
wxString wxFont::GetFaceName() const
{
- wxCHECK_MSG( Ok(), wxT(""), wxT("invalid font") );
+ wxCHECK_MSG( Ok(), wxEmptyString, wxT("invalid font") );
- return M_FONTDATA->m_faceName;
+ return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetFaceName()
+ : M_FONTDATA->m_faceName;
}
int wxFont::GetFamily() const
{
wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
- return M_FONTDATA->m_family;
+ 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;
}
int wxFont::GetStyle() const
{
wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
- return M_FONTDATA->m_style;
+ return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetStyle()
+ : M_FONTDATA->m_style;
}
int wxFont::GetWeight() const
{
wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
- return M_FONTDATA->m_weight;
+ return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetWeight()
+ : 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") );
+ wxCHECK_MSG( Ok(), wxFONTENCODING_SYSTEM, wxT("invalid font") );
return M_FONTDATA->m_encoding;
}
-bool wxFont::GetNoAntiAliasing()
+bool wxFont::GetNoAntiAliasing() const
{
- wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") );
+ wxCHECK_MSG( Ok(), false, wxT("invalid font") );
return M_FONTDATA->m_noAA;
}
-wxNativeFontInfo *wxFont::GetNativeFontInfo() const
+const wxNativeFontInfo *wxFont::GetNativeFontInfo() const
{
wxCHECK_MSG( Ok(), (wxNativeFontInfo *)NULL, wxT("invalid font") );
-#ifndef __WXGTK20__ // ???
- if ( M_FONTDATA->m_nativeFontInfo.GetXFontName().empty() )
- GetInternalFont();
-#endif
-
- return new wxNativeFontInfo(M_FONTDATA->m_nativeFontInfo);
+ 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( Ok(), false, wxT("invalid font") );
return wxFontBase::IsFixedWidth();
}
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)
M_FONTDATA->SetEncoding(encoding);
}
-void wxFont::SetNativeFontInfo( const wxNativeFontInfo& info )
+void wxFont::DoSetNativeFontInfo( const wxNativeFontInfo& info )
{
Unshare();
M_FONTDATA->SetNoAntiAliasing( no );
}
-
-// ----------------------------------------------------------------------------
-// get internal representation of font
-// ----------------------------------------------------------------------------
-
-static GdkFont *g_systemDefaultGuiFont = (GdkFont*) NULL;
-
-// this is also used from tbargtk.cpp and tooltip.cpp, hence extern
-extern GdkFont *GtkGetDefaultGuiFont()
-{
- if (!g_systemDefaultGuiFont)
- {
- GtkWidget *widget = gtk_button_new();
- GtkStyle *def = gtk_rc_get_style( widget );
- if (def)
- {
- g_systemDefaultGuiFont = gdk_font_ref( GET_STYLE_FONT(def) );
- }
- else
- {
- def = gtk_widget_get_default_style();
- if (def)
- g_systemDefaultGuiFont = gdk_font_ref( GET_STYLE_FONT(def) );
- }
- 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
-{
- GdkFont *font = (GdkFont *) NULL;
-
- wxCHECK_MSG( Ok(), font, wxT("invalid font") )
-
-#ifdef __WXGTK20__
- if (*this == wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT))
- {
- font = GtkGetDefaultGuiFont();
- }
- else
- {
- PangoFontDescription *
- font_description = GetNativeFontInfo()->description;
-
- font = gdk_font_from_description( font_description );
- }
-#else // GTK 1.x
- 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 (*this == wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT))
- {
- font = GtkGetDefaultGuiFont();
- }
-
- if ( !font )
- {
- // do we have the XLFD?
- if ( 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);
- if ( font )
- {
- M_FONTDATA->m_nativeFontInfo.SetXFontName(xfontname);
- }
- }
- }
-
- if ( font )
- {
- list[int_scale] = font;
- }
- }
-#endif // GTK 2.0/1.x
-
- // 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?") );
-
- return font;
-}
-
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