]> git.lyx.org Git - lyx.git/blobdiff - src/frontends/qt4/GuiFontLoader.cpp
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[lyx.git] / src / frontends / qt4 / GuiFontLoader.cpp
index 046f7df7d122686ae835b78d83ac0c0fcbda0aab..fa5370cfd32497624e11e7efea248de326b78e9c 100644 (file)
@@ -22,6 +22,7 @@
 #include "support/convert.h"
 #include "support/debug.h"
 #include "support/filetools.h"
+#include "support/gettext.h"
 #include "support/lstrings.h"
 #include "support/Systemcall.h"
 #include "support/Package.h"
@@ -36,7 +37,8 @@ using namespace std;
 using namespace lyx::support;
 
 QString const math_fonts[] = {"cmex10", "cmmi10", "cmr10", "cmsy10",
-       "eufm10", "msam10", "msbm10", "wasy10", "esint10"};
+       "esint10", "eufm10", "msam10", "msbm10", "rsfs10", "stmary10",
+       "wasy10"};
 int const num_math_fonts = sizeof(math_fonts) / sizeof(*math_fonts);
 
 namespace lyx {
@@ -77,6 +79,8 @@ SymbolFont symbol_fonts[] = {
        { MSA_FAMILY,   "msam10", "-*-msam10-*-*-*-*-*-*-*-*-*-*-*-*" },
        { MSB_FAMILY,   "msbm10", "-*-msbm10-*-*-*-*-*-*-*-*-*-*-*-*" },
        { EUFRAK_FAMILY,"eufm10", "-*-eufm10-medium-*-*-*-*-*-*-*-*-*-*-*" },
+       { RSFS_FAMILY,  "rsfs10", "-*-rsfs10-medium-*-*-*-*-*-*-*-*-*-*-*" },
+       { STMARY_FAMILY,"stmary10","-*-stmary10-medium-*-*-*-*-*-*-*-*-*-*-*" },
        { WASY_FAMILY,  "wasy10", "-*-wasy10-medium-*-*-*-*-*-*-*-*-*-*-*" },
        { ESINT_FAMILY, "esint10","-*-esint10-medium-*-*-*-*-*-*-*-*-*-*-*" }
 };
@@ -84,17 +88,18 @@ SymbolFont symbol_fonts[] = {
 size_t const nr_symbol_fonts = sizeof(symbol_fonts) / sizeof(symbol_fonts[0]);
 
 /// BUTT ugly !
-static GuiFontInfo * fontinfo_[NUM_FAMILIES][2][4][10];
+static GuiFontInfo * fontinfo_[NUM_FAMILIES][NUM_SERIES][NUM_SHAPE][NUM_SIZE];
 
 
-/// Get font info (font + metrics) for the given LyX font.
+// Get font info (font + metrics) for the given LyX font.
 // if not cached, create it.
 GuiFontInfo & fontinfo(FontInfo const & f)
 {
-       LASSERT(f.family() < NUM_FAMILIES, /**/);
-       LASSERT(f.series() < 2, /**/);
-       LASSERT(f.realShape() < 4, /**/);
-       LASSERT(f.size() < 10, /**/);
+       // LASSERT: Is there anything we might do here besides crash?
+       LBUFERR(f.family() < NUM_FAMILIES);
+       LBUFERR(f.series() < NUM_SERIES);
+       LBUFERR(f.realShape() < NUM_SHAPE);
+       LBUFERR(f.size() < NUM_SIZE);
        // fi is a reference to the pointer type (GuiFontInfo *) in the
        // fontinfo_ table.
        GuiFontInfo * & fi =
@@ -126,10 +131,12 @@ QString symbolFamily(FontFamily family)
 }
 
 
+#if 0
 bool isSymbolFamily(FontFamily family)
 {
        return family >= SYMBOL_FAMILY && family <= ESINT_FAMILY;
 }
+#endif
 
 
 static bool isChosenFont(QFont & font, QString const & family)
@@ -202,7 +209,7 @@ FontLoader::FontLoader()
                toqstr(addPath(package().system_support().absFileName(), "fonts"));
 
        for (int i = 0 ; i < num_math_fonts; ++i) {
-               QString const font_file = fonts_dir + '/' + math_fonts[i] + ".ttf";
+               QString const font_file = fonts_dir + math_fonts[i] + ".ttf";
                int fontID = QFontDatabase::addApplicationFont(font_file);
 
                LYXERR(Debug::FONT, "Adding font " << font_file
@@ -210,9 +217,9 @@ FontLoader::FontLoader()
        }
 
        for (int i1 = 0; i1 < NUM_FAMILIES; ++i1)
-               for (int i2 = 0; i2 < 2; ++i2)
-                       for (int i3 = 0; i3 < 4; ++i3)
-                               for (int i4 = 0; i4 < 10; ++i4)
+               for (int i2 = 0; i2 < NUM_SERIES; ++i2)
+                       for (int i3 = 0; i3 < NUM_SHAPE; ++i3)
+                               for (int i4 = 0; i4 < NUM_SIZE; ++i4)
                                        fontinfo_[i1][i2][i3][i4] = 0;
 }
 
@@ -220,9 +227,9 @@ FontLoader::FontLoader()
 void FontLoader::update()
 {
        for (int i1 = 0; i1 < NUM_FAMILIES; ++i1)
-               for (int i2 = 0; i2 < 2; ++i2)
-                       for (int i3 = 0; i3 < 4; ++i3)
-                               for (int i4 = 0; i4 < 10; ++i4) {
+               for (int i2 = 0; i2 < NUM_SERIES; ++i2)
+                       for (int i3 = 0; i3 < NUM_SHAPE; ++i3)
+                               for (int i4 = 0; i4 < NUM_SIZE; ++i4) {
                                        delete fontinfo_[i1][i2][i3][i4];
                                        fontinfo_[i1][i2][i3][i4] = 0;
                                }
@@ -258,13 +265,13 @@ GuiFontInfo::GuiFontInfo(FontInfo const & f)
                switch (f.family()) {
                case ROMAN_FAMILY: {
                        QString family = makeFontName(toqstr(lyxrc.roman_font_name),
-                                                                                                                                               toqstr(lyxrc.roman_font_foundry)); 
+                               toqstr(lyxrc.roman_font_foundry)); 
                        font.setFamily(family);
 #ifdef Q_WS_MACX
-#if QT_VERSION >= 0x040300
+#if QT_VERSION >= 0x040300 //&& QT_VERSION < 0x040800
                        // Workaround for a Qt bug, see http://www.lyx.org/trac/ticket/3684
-                       // It is reported to Trolltech at 02/06/07 against 4.3 final.
-                       // FIXME: Add an upper version limit as soon as the bug is fixed in Qt.
+                       // and http://bugreports.qt.nokia.com/browse/QTBUG-11145.
+                       // FIXME: Check whether this is really fixed in Qt 4.8
                        if (family == "Times" && !font.exactMatch())
                                font.setFamily("Times New Roman");
 #endif
@@ -297,8 +304,13 @@ GuiFontInfo::GuiFontInfo(FontInfo const & f)
 
        switch (f.realShape()) {
                case ITALIC_SHAPE:
+                       font.setStyle(QFont::StyleItalic);
+                       break;
                case SLANTED_SHAPE:
-                       font.setItalic(true);
+                       font.setStyle(QFont::StyleOblique);
+                       break;
+               case SMALLCAPS_SHAPE:
+                       font.setCapitalization(QFont::SmallCaps);
                        break;
                default:
                        break;
@@ -320,28 +332,27 @@ GuiFontInfo::GuiFontInfo(FontInfo const & f)
 
        LYXERR(Debug::FONT, "The font has size: " << font.pointSizeF());
 
-       if (f.realShape() != SMALLCAPS_SHAPE) {
-               metrics = GuiFontMetrics(font);
-       } else {
-               // handle small caps ourselves ...
-               FontInfo smallfont = f;
-               smallfont.decSize().decSize().setShape(UP_SHAPE);
-               QFont font2(font);
-               font2.setKerning(false);
-               font2.setPointSizeF(convert<double>(lyxrc.font_sizes[smallfont.size()])
-                              * lyxrc.zoom / 100.0);
-
-               metrics = GuiFontMetrics(font, font2);
-       }
+       metrics = GuiFontMetrics(font);
 }
 
 
 bool FontLoader::available(FontInfo const & f)
 {
+       // FIXME THREAD
        static vector<int> cache_set(NUM_FAMILIES, false);
        static vector<int> cache(NUM_FAMILIES, false);
 
        FontFamily family = f.family();
+#ifdef Q_WS_MACX
+       // Apple ships a font name "Symbol", which has more or less the same
+       // glyphs as the original PostScript Symbol font, but it uses a different
+       // encoding (see https://en.wikipedia.org/wiki/Symbol_(typeface)#cite_note-2).
+       // Since we expect the font specific encoding of the original
+       // PostScript Symbol font, we can't use the one provided on OS X.
+       // See also the discussion in bug 7954.
+       if (f.family() == SYMBOL_FAMILY)
+               return false;
+#endif
        if (cache_set[family])
                return cache[family];
        cache_set[family] = true;
@@ -361,6 +372,21 @@ bool FontLoader::available(FontInfo const & f)
 }
 
 
+bool FontLoader::canBeDisplayed(char_type c)
+{
+       // bug 8493
+       if (c == 0x0009)
+               // FIXME check whether this is still needed for Qt5
+               return false;
+#if QT_VERSION < 0x050000 && defined(QT_MAC_USE_COCOA) && (QT_MAC_USE_COCOA > 0)
+       // bug 7954, see also comment in GuiPainter::text()
+       if (c == 0x00ad)
+               return false;
+#endif
+       return true;
+}
+
+
 FontMetrics const & FontLoader::metrics(FontInfo const & f)
 {
        return fontinfo(f).metrics;