/////////////////////////////////////////////////////////////////////////////
// Name: src/unix/fontutil.cpp
-// Purpose: Font helper functions for X11 (GDK/X)
+// Purpose: Font helper functions for wxX11, wxGTK, wxMotif
// Author: Vadim Zeitlin
// Modified by:
// Created: 05.11.99
#pragma hdrstop
#endif
+#include "wx/fontutil.h"
+
#ifndef WX_PRECOMP
+ #include "wx/app.h"
#include "wx/font.h" // wxFont enums
#include "wx/encinfo.h"
+ #include "wx/hash.h"
+ #include "wx/utils.h" // for wxGetDisplay()
+ #include "wx/module.h"
#endif // PCH
-#include "wx/fontutil.h"
#include "wx/fontmap.h"
#include "wx/tokenzr.h"
-#include "wx/hash.h"
-#include "wx/module.h"
+#include "wx/fontenum.h"
#if wxUSE_PANGO
#include "pango/pango.h"
#ifdef __WXGTK20__
-#include "wx/gtk/private.h"
-extern GtkWidget *wxGetRootWindow();
+ #include "wx/gtk/private.h"
+ extern GtkWidget *wxGetRootWindow();
+
+ #define wxPANGO_CONV wxGTK_CONV_SYS
+ #define wxPANGO_CONV_BACK wxGTK_CONV_BACK_SYS
#else
-#include "wx/x11/private.h"
+ #include "wx/x11/private.h"
+ #include "wx/gtk/private/string.h"
+
+ #define wxPANGO_CONV(s) (wxConvUTF8.cWX2MB((s)))
+ #define wxPANGO_CONV_BACK(s) (wxConvUTF8.cMB2WX((s)))
#endif
// ----------------------------------------------------------------------------
description = NULL;
}
-void
-wxNativeFontInfo::Init(const wxNativeFontInfo& info)
+void wxNativeFontInfo::Init(const wxNativeFontInfo& info)
{
if (info.description)
description = pango_font_description_copy(info.description);
wxString wxNativeFontInfo::GetFaceName() const
{
- wxString tmp = wxGTK_CONV_BACK( pango_font_description_get_family( description ) );
-
- return tmp;
+ // the Pango "family" is the wx "face name"
+ return wxPANGO_CONV_BACK(pango_font_description_get_family(description));
}
wxFontFamily wxNativeFontInfo::GetFamily() const
{
wxFontFamily ret = wxFONTFAMILY_DEFAULT;
+
+ const char *family_name = pango_font_description_get_family( description );
+
// note: not passing -1 as the 2nd parameter to g_ascii_strdown to work
// around a bug in the 64-bit glib shipped with solaris 10, -1 causes it
// to try to allocate 2^32 bytes.
- const char *family_name = pango_font_description_get_family( description );
- char *family_text = g_ascii_strdown( family_name, family_name ? strlen( family_name ) : 0 );
+ if ( !family_name )
+ return ret;
+ wxGtkString family_text(g_ascii_strdown(family_name, strlen(family_name)));
+
// Check for some common fonts, to salvage what we can from the current win32 centric wxFont API:
if (strncmp( family_text, "monospace", 9 ) == 0)
ret = wxFONTFAMILY_TELETYPE; // begins with "Monospace"
else if (strncmp( family_text, "courier", 7 ) == 0)
ret = wxFONTFAMILY_TELETYPE; // begins with "Courier"
-#if defined(__WXGTK24__) || defined(HAVE_PANGO_FONT_FAMILY_IS_MONOSPACE)
+#if defined(__WXGTK20__) || defined(HAVE_PANGO_FONT_FAMILY_IS_MONOSPACE)
else
-#ifdef __WXGTK24__
+#ifdef __WXGTK20__
if (!gtk_check_version(2,4,0))
#endif
{
#endif
&families, &n_families);
- for (int i = 0;i < n_families;++i)
+ for (int i = 0; i < n_families; ++i)
{
- if (g_ascii_strcasecmp(pango_font_family_get_name( families[i] ), pango_font_description_get_family( description )) == 0 )
+ if (g_ascii_strcasecmp(pango_font_family_get_name( families[i] ),
+ pango_font_description_get_family( description )) == 0 )
{
family = families[i];
break;
g_free(families);
- // Some gtk+ systems might query for a non-existing font from wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)
- // on initialization, don't assert until wxSystemSettings::GetFont is checked for this - MR
- // wxASSERT_MSG( family, wxT("wxNativeFontInfo::GetFamily() - No appropriate PangoFontFamily found for ::description") );
+ // Some gtk+ systems might query for a non-existing font from
+ // wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT) on initialization,
+ // don't assert until wxSystemSettings::GetFont is checked for this - MR
+ // wxASSERT_MSG( family,
+ // "wxNativeFontInfo::GetFamily() - No appropriate PangoFontFamily found for ::description" );
//BCI: Cache the wxFontFamily inside the class. Validate cache with
- //BCI: g_ascii_strcasecmp(pango_font_description_get_family(description), pango_font_family_get_name(family)) == 0
+ //BCI: g_ascii_strcasecmp(pango_font_description_get_family(description),
+ // pango_font_family_get_name(family)) == 0
if (family != NULL && pango_font_family_is_monospace( family ))
ret = wxFONTFAMILY_TELETYPE; // is deemed a monospace font by pango
}
-#endif // gtk24 || HAVE_PANGO_FONT_FAMILY_IS_MONOSPACE
+#endif // GTK+ 2 || HAVE_PANGO_FONT_FAMILY_IS_MONOSPACE
if (ret == wxFONTFAMILY_DEFAULT)
{
- if (strstr( family_text, "sans" ) != NULL) // checked before serif, so that "* Sans Serif" fonts are detected correctly
+ if (strstr( family_text, "sans" ) != NULL)
+ // checked before serif, so that "* Sans Serif" fonts are detected correctly
ret = wxFONTFAMILY_SWISS; // contains "Sans"
else if (strstr( family_text, "serif" ) != NULL)
ret = wxFONTFAMILY_ROMAN; // contains "Serif"
else if (strncmp( family_text, "times", 5 ) == 0)
ret = wxFONTFAMILY_ROMAN; // begins with "Times"
else if (strncmp( family_text, "old", 3 ) == 0)
- ret = wxFONTFAMILY_DECORATIVE; // Begins with "Old" - "Old English", "Old Town"
+ ret = wxFONTFAMILY_DECORATIVE; // begins with "Old" - "Old English", "Old Town"
}
- free(family_text);
return ret;
}
return wxFONTENCODING_SYSTEM;
}
-
void wxNativeFontInfo::SetPointSize(int pointsize)
{
pango_font_description_set_size( description, pointsize * PANGO_SCALE );
void wxNativeFontInfo::SetUnderlined(bool WXUNUSED(underlined))
{
+ // wxWindowDCImpl::DoDrawText will take care of rendering font with
+ // the underline attribute
wxFAIL_MSG( _T("not implemented") );
}
-void wxNativeFontInfo::SetFaceName(const wxString& facename)
+bool wxNativeFontInfo::SetFaceName(const wxString& facename)
{
- pango_font_description_set_family(description, wxGTK_CONV_SYS(facename));
+ pango_font_description_set_family(description, wxPANGO_CONV(facename));
+ return true;
}
void wxNativeFontInfo::SetFamily(wxFontFamily WXUNUSED(family))
void wxNativeFontInfo::SetEncoding(wxFontEncoding WXUNUSED(encoding))
{
- wxFAIL_MSG( _T("not implemented") );
+ wxFAIL_MSG( _T("not implemented: Pango encoding is always UTF8") );
}
-
-
bool wxNativeFontInfo::FromString(const wxString& s)
{
if (description)
pango_font_description_free( description );
- description = pango_font_description_from_string( wxGTK_CONV_SYS( s ) );
+ // there is a bug in at least pango <= 1.13 which makes it (or its backends)
+ // segfault for very big point sizes and for negative point sizes.
+ // To workaround that bug for pango <= 1.13
+ // (see http://bugzilla.gnome.org/show_bug.cgi?id=340229)
+ // we do the check on the size here using same (arbitrary) limits used by
+ // pango > 1.13. Note that the segfault could happen also for pointsize
+ // smaller than this limit !!
+ wxString str(s);
+ const size_t pos = str.find_last_of(_T(" "));
+ double size;
+ if ( pos != wxString::npos && wxString(str, pos + 1).ToDouble(&size) )
+ {
+ wxString sizeStr;
+ if ( size < 1 )
+ sizeStr = _T("1");
+ else if ( size >= 1E6 )
+ sizeStr = _T("1E6");
+
+ if ( !sizeStr.empty() )
+ {
+ // replace the old size with the adjusted one
+ str = wxString(s, 0, pos) + sizeStr;
+ }
+ }
+
+ description = pango_font_description_from_string(wxPANGO_CONV(str));
+
+#if wxUSE_FONTENUM
+ // ensure a valid facename is selected
+ if (!wxFontEnumerator::IsValidFacename(GetFaceName()))
+ SetFaceName(wxNORMAL_FONT->GetFaceName());
+#endif // wxUSE_FONTENUM
return true;
}
wxString wxNativeFontInfo::ToString() const
{
- char *str = pango_font_description_to_string( description );
- wxString tmp = wxGTK_CONV_BACK( str );
- g_free( str );
+ wxGtkString str(pango_font_description_to_string( description ));
- return tmp;
+ return wxPANGO_CONV_BACK(str);
}
bool wxNativeFontInfo::FromUserString(const wxString& s)
return ToString();
}
-// ----------------------------------------------------------------------------
-// wxNativeEncodingInfo
-// ----------------------------------------------------------------------------
-
-bool wxNativeEncodingInfo::FromString(const wxString& WXUNUSED(s))
-{
- return false;
-}
-
-wxString wxNativeEncodingInfo::ToString() const
-{
- return wxEmptyString;
-}
-
-bool wxTestFontEncoding(const wxNativeEncodingInfo& WXUNUSED(info))
-{
- return true;
-}
-
-bool wxGetNativeFontEncoding(wxFontEncoding encoding,
- wxNativeEncodingInfo *info)
-{
- info->facename.clear();
-
- switch ( encoding )
- {
- // we *must* return true for default encodings as otherwise wxFontMapper
- // considers that we can't load any font and aborts with wxLogFatalError!
- case wxFONTENCODING_DEFAULT:
- case wxFONTENCODING_SYSTEM:
- info->encoding = wxFONTENCODING_SYSTEM;
- return true;
-
- case wxFONTENCODING_ISO8859_1:
- case wxFONTENCODING_UTF8:
- // these are always supported by GTK+ 2
- info->encoding = encoding;
- return true;
-
- default:
- // everything else must be converted to UTF-8
- return false;
- }
-}
-
#else // GTK+ 1.x
#ifdef __X__
#pragma message enable nosimpint
#endif
- #include "wx/utils.h" // for wxGetDisplay()
#elif defined(__WXGTK__)
// we have to declare struct tm to avoid problems with first forward
// declaring it in C code (glib.h included from gdk.h does it) and then
// private data
// ----------------------------------------------------------------------------
-static wxHashTable *g_fontHash = (wxHashTable*) NULL;
+static wxHashTable *g_fontHash = NULL;
// ----------------------------------------------------------------------------
// private functions
return wxFONTSTYLE_NORMAL;
}
- switch ( s[0] )
+ switch ( s[0].GetValue() )
{
default:
// again, unknown but consider normal by default
// can't do this under X
}
-void wxNativeFontInfo::SetFaceName(const wxString& facename)
+bool wxNativeFontInfo::SetFaceName(const wxString& facename)
{
SetXFontComponent(wxXLFD_FAMILY, facename);
+ return true;
}
void wxNativeFontInfo::SetFamily(wxFontFamily WXUNUSED(family))
int i, round; // counters
- // first round: search for equal, then for smaller and for larger size with the given weight and style
+ // first round: search for equal, then for smaller and for larger size
+ // with the given weight and style
int testweight = weight;
int teststyle = style;
{
delete g_fontHash;
- g_fontHash = (wxHashTable *)NULL;
+ g_fontHash = NULL;
}
#endif // GTK 2.0/1.x
projects / wxWidgets.git / blobdiff