[patch] fontdatabase i18n patch

qt-x11-free-3.2.2-qfontdatabase-i18n-20031024.patch (text/plain), 10.29 KB, created by Ken Deeter on 2003-11-09 02:55:44 UTC

diff -u qt-x11-free-3.2.2-patch/src-orig/kernel/qapplication_x11.cpp qt-x11-free-3.2.2-patch/src/kernel/qapplication_x11.cpp
--- qt-x11-free-3.2.2-patch/src-orig/kernel/qapplication_x11.cpp	Fri Oct 10 10:47:25 2003
+++ qt-x11-free-3.2.2-patch/src/kernel/qapplication_x11.cpp	Fri Oct 24 02:52:58 2003
@@ -999,7 +999,7 @@
 	QString fam, skey;
 	QStringList::Iterator it = fontsubs.begin();
 	while (it != fontsubs.end()) {
-	    fam = (*it++).latin1();
+	    fam = *it++;
 	    skey = "/qt/Font Substitutions/" + fam;
 	    subs = settings.readListEntry(skey);
 	    QFont::insertSubstitutions(fam, subs);
diff -u qt-x11-free-3.2.2-patch/src-orig/kernel/qfontdatabase.cpp qt-x11-free-3.2.2-patch/src/kernel/qfontdatabase.cpp
--- qt-x11-free-3.2.2-patch/src-orig/kernel/qfontdatabase.cpp	Fri Oct 10 10:47:32 2003
+++ qt-x11-free-3.2.2-patch/src/kernel/qfontdatabase.cpp	Fri Oct 24 02:52:58 2003
@@ -67,6 +67,11 @@
 #  define for if(0){}else for
 #endif
 
+#ifdef Q_WS_X11
+#include <qdict.h>
+QDict<QString>  *qt_FamilyDictXft = 0;
+#endif
+
 static int ucstricmp( const QString &as, const QString &bs )
 {
     const QChar *a = as.unicode();
@@ -205,6 +210,7 @@
     {
 #if defined(Q_WS_X11)
 	weightName = setwidthName = 0;
+	rawName = "";
 #endif // Q_WS_X11
     }
 
@@ -228,6 +234,7 @@
 #ifdef Q_WS_X11
     const char *weightName;
     const char *setwidthName;
+    QString rawName;
 #endif // Q_WS_X11
 
     QtFontSize *pixelSize( unsigned short size, bool = FALSE );
@@ -2331,6 +2338,14 @@
 	foundry = QString::null;
 	family = name;
     }
+
+#ifdef Q_WS_X11
+    if ( qt_FamilyDictXft && !family.isEmpty() ) {
+	QString* ptr = qt_FamilyDictXft->find( family );
+	if ( ptr )
+	    family = *ptr;
+    }
+#endif // Q_WS_X11
 }
 
 #endif // QT_NO_FONTDATABASE
diff -u qt-x11-free-3.2.2-patch/src-orig/kernel/qfontdatabase_x11.cpp qt-x11-free-3.2.2-patch/src/kernel/qfontdatabase_x11.cpp
--- qt-x11-free-3.2.2-patch/src-orig/kernel/qfontdatabase_x11.cpp	Fri Oct 10 10:47:29 2003
+++ qt-x11-free-3.2.2-patch/src/kernel/qfontdatabase_x11.cpp	Fri Oct 24 02:52:58 2003
@@ -52,6 +52,9 @@
 
 #ifndef QT_NO_XFTFREETYPE
 #include <freetype/freetype.h>
+#include <qfile.h>
+#include <qdict.h>
+#include <qtextcodec.h>
 #endif
 
 #ifdef QFONTDATABASE_DEBUG
@@ -783,11 +786,185 @@
     return qtweight;
 }
 
+
+static void getInfoFromSfntTables( const char *file, uint index,
+				   QByteArray &tmp_buffer,
+				   QTextCodec *locale, QTextCodec *utf16,
+				   QString &familyName, int &spacing )
+{
+#define Q_GET_ULONG( p )  ( ( (Q_UINT32)(((Q_UINT8*)(p))[0]) << 24 ) | \
+			    ( (Q_UINT32)(((Q_UINT8*)(p))[1]) << 16 ) | \
+			    ( (Q_UINT32)(((Q_UINT8*)(p))[2]) <<  8 ) | \
+			    ( (Q_UINT32)(((Q_UINT8*)(p))[3]) <<  0 ) )
+#define Q_GET_USHORT( p ) ( ( (Q_UINT16)(((Q_UINT8*)(p))[0]) << 8 ) | \
+			    ( (Q_UINT16)(((Q_UINT8*)(p))[1]) << 0 ) )
+
+    QFile  f( QFile::decodeName( QCString( file ) ) );
+    if ( !f.open( IO_ReadOnly ) )
+	return;
+
+    char*     buf = tmp_buffer.data();
+    char*     b   = buf;
+    Q_UINT16  i;
+
+    if ( f.readBlock( buf, 12 ) < 12 )
+	return;
+
+    if ( b[0] == 't' && b[1] == 't' && b[2] == 'c' && b[3] == 'f' ) {
+	Q_ULONG  numFonts = Q_GET_ULONG( b+8 );
+	if ( index + 1 > numFonts )
+	    return;
+	if ( !f.at( 12 + 4*index ) || f.readBlock( buf, 4 ) < 4 )
+	    return;
+	Q_ULONG  OffsetTable = Q_GET_ULONG( b );
+	if ( !f.at( OffsetTable ) || f.readBlock( buf, 12 ) < 12 )
+	    return;
+    }
+    else if ( index > 0 )
+	return;
+
+    // TrueType or CFF ?
+    if ( !( b[0] == 0   && b[1] == 1   && b[2] == 0   && b[3] == 0   ) &&
+	 !( b[0] == 'O' && b[1] == 'T' && b[2] == 'T' && b[3] == 'O' ) )
+	return;
+
+    Q_ULONG  numTables = Q_GET_USHORT( b+4 );
+    if ( numTables == 0 || numTables > 64 ||
+	 (Q_ULONG)f.readBlock( buf, 16 * numTables ) < 16 * numTables )
+	return;
+
+    if ( spacing == XFT_PROPORTIONAL ) {
+	for ( i = 0, b = buf; i < numTables; i++, b += 16 ) {
+	    if ( b[0] == 'O' && b[1] == 'S' && b[2] == '/' && b[3] == '2' ) {
+		Q_ULONG  offset = Q_GET_ULONG( b+8 );
+		Q_UINT8  panose[10];
+
+		if ( !f.at( offset + 16*2 ) ||
+		     f.readBlock( (char *)panose, 10 ) < 10 )
+		    break;
+
+		if ( panose[3] == 9 )
+		    spacing = XFT_MONO;
+		break;
+	    }
+	}
+    }
+
+
+    Q_ULONG  table_length = 0;
+    for ( i = 0, b = buf; i < numTables; i++, b += 16 ) {
+	if ( b[0] == 'n' && b[1] == 'a' && b[2] == 'm' && b[3] == 'e' ) {
+	    Q_ULONG  offset = Q_GET_ULONG( b+8 );
+	    Q_ULONG  length = Q_GET_ULONG( b+12 );
+
+	    if ( length < 12 )
+		return;
+	    if ( length > tmp_buffer.size() &&
+		 !tmp_buffer.resize( length, QGArray::SpeedOptim ) )
+		return;
+
+	    buf = tmp_buffer.data();
+	    if ( !f.at( offset ) || (Q_ULONG)f.readBlock( buf, length ) < length )
+		return;
+
+	    table_length = length;
+	    break;
+	}
+    }
+
+    if ( i == numTables )
+	return;
+
+    b = buf;
+    Q_UINT16  count        = Q_GET_USHORT( b+2 );
+    Q_UINT16  stringOffset = Q_GET_USHORT( b+4 );
+    if ( (Q_ULONG)( 12 + 12 * count ) > table_length )
+	return;
+
+    QStringList  nameList( familyName );
+    char*  strings    = buf + stringOffset;
+    char*  limit      = buf + table_length;
+    int    n_locNames = 0;
+    for ( i = 0, b = buf + 6; i < count; i++, b += 12 ) {
+	Q_UINT16  platformID = Q_GET_USHORT( b+0 );
+	Q_UINT16  encodingID = Q_GET_USHORT( b+2 );
+	// Q_UINT16  languageID = Q_GET_ULONG( b+4 );
+	Q_UINT16  nameID     = Q_GET_USHORT( b+6 );
+	Q_UINT16  length     = Q_GET_USHORT( b+8 );
+	Q_UINT16  offset     = Q_GET_USHORT( b+10 );
+
+	if ( platformID != 3 || // ! Microsoft
+	     encodingID != 1 || // ! UTF16
+	     nameID     != 1 || // ! family name
+	     strings + offset + length > limit ) // oversize
+	    continue;
+
+	QString  family = utf16->toUnicode( strings + offset, length );
+
+	family.replace('-', ' ');
+	family.replace("/", "");
+
+	if ( !nameList.contains( family ) ) {
+	    if ( locale && locale->canEncode( family ) ) {
+	        nameList.prepend( family );
+		n_locNames += 1;
+
+	    } else {
+		nameList.append( family );
+	    }
+	}
+    }
+
+    if ( n_locNames > 0 ) {
+	familyName = "";
+
+	QStringList::iterator  it = nameList.begin();
+	for ( ; n_locNames > 0; --n_locNames, ++it ) {
+	    const unsigned short*  ucs2 = (*it).ucs2();
+	    uint                   len  = (*it).length();
+
+	    for ( ; len > 0; len-- ) {
+		if ( *ucs2++ >= 128 ) {
+		    familyName = *it;
+		    nameList.remove( it );
+		    break;
+		}
+	    }
+
+	    if ( len > 0 )
+		break;
+	}
+
+	if ( familyName.isEmpty() ) {
+	    familyName = *nameList.begin();
+	    nameList.remove( nameList.begin() );
+	}
+
+    } else {
+	nameList.remove( nameList.begin() );
+    }
+
+    if ( nameList.count() > 0 ) {
+	QStringList::iterator  it  = nameList.begin();
+	QStringList::iterator  end = nameList.end();
+
+	for ( ; it != end; ++it ) {
+	    qt_FamilyDictXft->insert( *it, new QString( familyName ) );
+	}
+    }
+}
+
+
 static void loadXft()
 {
     if (!qt_has_xft)
 	return;
 
+    if ( !qt_FamilyDictXft ) {
+	qt_FamilyDictXft = new QDict<QString>( 17, FALSE );
+	qt_FamilyDictXft->setAutoDelete( TRUE );
+    }
+
     XftFontSet  *fonts;
 
     QString familyName;
@@ -798,13 +975,43 @@
     int spacing_value;
     char *file_value;
     int index_value;
+    char *style_value;
+
+    QByteArray tmp_buffer( 4096 );
+    QTextCodec *utf16  = QTextCodec::codecForName( "ISO-10646-UCS-2" );
+    QTextCodec *locale = QTextCodec::codecForLocale();
+
+    int mib = locale ? locale->mibEnum() : 4;
+    switch ( mib ) {
+#if 1
+    case 4:   // Latin1
+    case 111: // Latin15
+	locale = 0;
+	break;
+#else
+    case 38:   // eucKR
+    case 2025: // GB2312
+    case 113:  // GBK
+    case 114:  // GB18030
+    case 2026: // Big5
+    case 2101: // Big5-HKSCS
+    case 16:   // JIS7
+    case 17:   // SJIS
+    case 18:   // eucJP
+	break;
+
+    default:
+	locale = 0;
+	break;
+#endif
+    }
 
     fonts =
 	XftListFonts(QPaintDevice::x11AppDisplay(),
 		     QPaintDevice::x11AppScreen(),
 		     (const char *)0,
 		     XFT_FAMILY, XFT_WEIGHT, XFT_SLANT,
-		     XFT_SPACING, XFT_FILE, XFT_INDEX,
+		     XFT_SPACING, XFT_FILE, XFT_INDEX, XFT_STYLE,
 #ifdef QT_XFT2
 		     FC_CHARSET,
 #endif // QT_XFT2
@@ -828,6 +1035,10 @@
 	XftPatternGetString (fonts->fonts[i], XFT_FILE, 0, &file_value);
 	XftPatternGetInteger (fonts->fonts[i], XFT_INDEX, 0, &index_value);
 
+	getInfoFromSfntTables( file_value, index_value,
+			       tmp_buffer, locale, utf16,
+			       familyName, spacing_value );
+
 	QtFontFamily *family = db->family( familyName, TRUE );
 	family->rawName = rawName;
 	family->hasXft = TRUE;
@@ -867,6 +1078,10 @@
 	style->smoothScalable = TRUE;
 	family->fixedPitch = ( spacing_value >= XFT_MONO );
 
+	if ( XftPatternGetString (fonts->fonts[i],
+				  XFT_STYLE, 0, &style_value) == XftResultMatch )
+	    style->rawName = QString::fromUtf8( style_value );
+
 	QtFontSize *size = style->pixelSize( SMOOTH_SCALABLE, TRUE );
 	QtFontEncoding *enc = size->encodingID( -1, 0, 0, 0, 0, TRUE );
 	enc->pitch = ( spacing_value >= XFT_CHARCELL ? 'c' :
@@ -874,6 +1089,11 @@
     }
 
     XftFontSetDestroy (fonts);
+
+    if ( qt_FamilyDictXft->count() == 0 ) {
+	delete qt_FamilyDictXft;
+	qt_FamilyDictXft = 0;
+    }
 }
 
 #ifndef QT_XFT2
@@ -1192,6 +1412,7 @@
 		equiv->fakeOblique = TRUE;
 #endif // !QT_XFT2
 		equiv->smoothScalable = TRUE;
+		equiv->rawName = style->rawName;
 
 		QtFontSize *equiv_size = equiv->pixelSize( SMOOTH_SCALABLE, TRUE );
 		QtFontEncoding *equiv_enc = equiv_size->encodingID( -1, 0, 0, 0, 0, TRUE );
@@ -1309,6 +1530,11 @@
 	    XftPatternAddString( pattern, XFT_FAMILY,
 				 family->rawName.utf8().data() );
 
+	if ( !style->rawName.isEmpty() )
+	    XftPatternAddString( pattern, XFT_STYLE,
+				 style->rawName.utf8().data() );
+  
+
 	const char *stylehint_value = 0;
 	switch ( request.styleHint ) {
 	case QFont::SansSerif:
@@ -1396,6 +1622,17 @@
 	XftPattern *result =
 	    XftFontMatch( QPaintDevice::x11AppDisplay(), fp->screen, pattern, &res );
 	XftPatternDestroy(pattern);
+
+	for ( int s = QFont::Han; s <= QFont::Yi; s++ ) {
+	    if ( !( family->scripts[s] & QtFontFamily::UnSupported_Xft ) ) {
+		XftPatternDel( result, XFT_SPACING );
+#  ifdef QT_XFT2
+		FcPatternDel( result, FC_GLOBAL_ADVANCE );
+		FcPatternAddBool( result, FC_GLOBAL_ADVANCE, FcFalse );
+		break;
+#  endif
+	    }
+	}
 
 	// We pass a duplicate to XftFontOpenPattern because either xft font
 	// will own the pattern after the call or the pattern will be