]> git.lyx.org Git - lyx.git/blobdiff - src/lyxfont.C
One third of Andre' no-gui patch.
[lyx.git] / src / lyxfont.C
index 17ba20c572b79cd33e2a7fe904cfc1fe41790b7d..e793b80ea23f441071c642938eea558b0e376af1 100644 (file)
@@ -1,37 +1,30 @@
 /* This file is part of
-* ======================================================
-* 
-*           LyX, The Document Processor
-*       
-*          Copyright (C) 1995 Matthias Ettrich
-*           Copyright (C) 1995-1998 The LyX Team.
-*
-*======================================================*/
+ * ====================================================== 
+ 
+ *           LyX, The Document Processor
+ *      
+ *           Copyright 1995 Matthias Ettrich
+ *           Copyright 1995-2000 The LyX Team.
+ *
+ * ====================================================== */
 
 #include <config.h>
-#include <locale.h>
+#include <clocale>
 
 #ifdef __GNUG__
 #pragma implementation "lyxfont.h"
 #endif
 
-#include <ctype.h>
+#include <cctype>
+
 #include "gettext.h"
-#include "definitions.h"
 #include "lyxfont.h"
-#include "error.h"
+#include "debug.h"
 #include "lyxrc.h"
 #include "lyxlex.h"
-#include "lyxdraw.h"
 #include "FontLoader.h"
+#include "support/lstrings.h"
 
-//     $Id: lyxfont.C,v 1.1 1999/09/27 18:44:37 larsbj Exp $   
-
-#if !defined(lint) && !defined(WITH_WARNINGS)
-static char vcid[] = "$Id: lyxfont.C,v 1.1 1999/09/27 18:44:37 larsbj Exp $";
-#endif /* lint */
-
-extern LyXRC * lyxrc;
 
 // The global fontloader
 FontLoader fontloader;
@@ -40,82 +33,105 @@ FontLoader fontloader;
 // Names for the GUI
 //
 
-LString const GUIFamilyNames[6] =
+string const GUIFamilyNames[6] = 
 { N_("Roman"), N_("Sans serif"), N_("Typewriter"), N_("Symbol"), N_("Inherit"),
-    N_("Ignore") };
+  N_("Ignore") };
   
-LString const GUISeriesNames[4] =
+string const GUISeriesNames[4] = 
 { N_("Medium"), N_("Bold"), N_("Inherit"), N_("Ignore") };
 
-LString const GUIShapeNames[6] =
+string const GUIShapeNames[6] = 
 { N_("Upright"), N_("Italic"), N_("Slanted"), N_("Smallcaps"), N_("Inherit"),
-    N_("Ignore") };
+  N_("Ignore") };
 
-LString const GUISizeNames[14] =
+string const GUISizeNames[14] = 
 { N_("Tiny"), N_("Smallest"), N_("Smaller"), N_("Small"), N_("Normal"), N_("Large"),
   N_("Larger"), N_("Largest"), N_("Huge"), N_("Huger"), N_("Increase"), N_("Decrease"), 
   N_("Inherit"), N_("Ignore") };
  
-LString const lGUISizeNames[15] =
+string const lGUISizeNames[15] = 
 { N_("tiny"), N_("smallest"), N_("smaller"), N_("small"), N_("normal"), N_("large"),
   N_("larger"), N_("largest"), N_("huge"), N_("huger"), N_("increase"), N_("decrease"),
-  N_("inherit"), N_("ignore"), LString() };
+  N_("inherit"), N_("ignore"), string() };
  
-LString const GUIMiscNames[5] = 
+string const GUIMiscNames[5] = 
 { N_("Off"), N_("On"), N_("Toggle"), N_("Inherit"), N_("Ignore") };
 
-LString const GUIColorNames[13] = 
-{ N_("None"), N_("Black"), N_("White"), N_("Red"), N_("Green"), N_("Blue"),
-    N_("Cyan"), N_("Magenta"), 
-  N_("Yellow"), N_("Math"), N_("Inset"), N_("Inherit"), N_("Ignore") };
+
 //
 // Strings used to read and write .lyx format files
 //
-LString const LyXFamilyNames[6] =
+string const LyXFamilyNames[6] = 
 { "roman", "sans", "typewriter", "symbol", "default", "error" };
  
-LString const LyXSeriesNames[4] =
+string const LyXSeriesNames[4] = 
 { "medium", "bold", "default", "error" };
  
-LString const LyXShapeNames[6] = 
+string const LyXShapeNames[6] = 
 { "up", "italic", "slanted", "smallcaps", "default", "error" };
  
-LString const LyXSizeNames[14] =
+string const LyXSizeNames[14] = 
 { "tiny", "scriptsize", "footnotesize", "small", "normal", "large",
   "larger", "largest", "huge", "giant", 
   "increase-error", "decrease-error", "default", "error" };
 
-LString const LyXMiscNames[12] =
+string const LyXMiscNames[12] = 
 { "off", "on", "toggle", "default", "error" };
 
-LString const LyXColorNames[13] =
-{ "none", "black", "white", "red", "green", "blue", "cyan", "magenta", 
-  "yellow", "matherror", "inseterror", "default", "error" };
-
 //
 // Strings used to write LaTeX files
 //
 
-LString const LaTeXFamilyNames[6] =
+string const LaTeXFamilyNames[6] = 
 { "textrm", "textsf", "texttt", "error1", "error2", "error3" };
  
-LString const LaTeXSeriesNames[4] =
+string const LaTeXSeriesNames[4] = 
 { "textmd", "textbf", "error4", "error5" };
  
-LString const LaTeXShapeNames[6] =
+string const LaTeXShapeNames[6] = 
 { "textup", "textit", "textsl", "textsc", "error6", "error7" };
  
-LString const LaTeXSizeNames[14] =
+string const LaTeXSizeNames[14] = 
 { "tiny", "scriptsize", "footnotesize", "small", "normalsize", "large",
   "Large", "LARGE", "huge", "Huge", "error8", "error9", "error10", "error11" };
-LString const LaTeXColorNames[13] =
-{ "none", "black", "white", "red", "green", "blue", "cyan", "magenta", 
-  "yellow", "error12", "error13", "error14", "error15" };
+
+
+LyXFont::FontBits LyXFont::sane = {
+       ROMAN_FAMILY,
+       MEDIUM_SERIES,
+       UP_SHAPE,
+       SIZE_NORMAL,
+       LColor::none,
+       OFF,
+       OFF,
+       OFF,
+       OFF };
+
+LyXFont::FontBits LyXFont::inherit = {
+       INHERIT_FAMILY,
+       INHERIT_SERIES,
+       INHERIT_SHAPE,
+       INHERIT_SIZE,
+       LColor::inherit,
+       INHERIT,
+       INHERIT,
+       INHERIT,
+       INHERIT };
+
+LyXFont::FontBits LyXFont::ignore = {
+       IGNORE_FAMILY,
+       IGNORE_SERIES,
+       IGNORE_SHAPE,
+       IGNORE_SIZE,
+       LColor::ignore,
+       IGNORE,
+       IGNORE,
+       IGNORE,
+       IGNORE };
+
 
 /// Decreases font size by one
-LyXFont& LyXFont::decSize() 
+LyXFont & LyXFont::decSize() 
 {
        switch (size()) {
        case SIZE_HUGER:        setSize(SIZE_HUGE);     break;
@@ -129,24 +145,24 @@ LyXFont& LyXFont::decSize()
        case SIZE_SCRIPT:       setSize(SIZE_TINY);     break;
        case SIZE_TINY:         break;
        case INCREASE_SIZE:
-               lyxerr.print("Can't LyXFont::decSize on INCREASE_SIZE");
+               lyxerr << "Can't LyXFont::decSize on INCREASE_SIZE" << endl;
                break;
        case DECREASE_SIZE:
-               lyxerr.print("Can't LyXFont::decSize on DECREASE_SIZE");
+               lyxerr <<"Can't LyXFont::decSize on DECREASE_SIZE" << endl;
                break;
        case INHERIT_SIZE:
-               lyxerr.print("Can't LyXFont::decSize on INHERIT_SIZE");
+               lyxerr <<"Can't LyXFont::decSize on INHERIT_SIZE" << endl;
                break;
        case IGNORE_SIZE:
-               lyxerr.print("Can't LyXFont::decSize on IGNORE_SIZE");
+               lyxerr <<"Can't LyXFont::decSize on IGNORE_SIZE" << endl;
                break;
        }
-       return (*this);
+       return *this;
 }
 
 
 /// Increases font size by one
-LyXFont& LyXFont::incSize() 
+LyXFont & LyXFont::incSize() 
 {
        switch(size()) {
        case SIZE_HUGER:        break;
@@ -160,19 +176,19 @@ LyXFont& LyXFont::incSize()
        case SIZE_SCRIPT:       setSize(SIZE_FOOTNOTE); break;
        case SIZE_TINY:         setSize(SIZE_SCRIPT);   break;
        case INCREASE_SIZE:
-               lyxerr.print("Can't LyXFont::incSize on INCREASE_SIZE");
+               lyxerr <<"Can't LyXFont::incSize on INCREASE_SIZE" << endl;
                break;
        case DECREASE_SIZE:
-               lyxerr.print("Can't LyXFont::incSize on DECREASE_SIZE");
+               lyxerr <<"Can't LyXFont::incSize on DECREASE_SIZE" << endl;
                break;
        case INHERIT_SIZE:
-               lyxerr.print("Can't LyXFont::incSize on INHERIT_SIZE");
+               lyxerr <<"Can't LyXFont::incSize on INHERIT_SIZE" << endl;
                break;
        case IGNORE_SIZE:
-               lyxerr.print("Can't LyXFont::incSize on IGNORE_SIZE");
+               lyxerr <<"Can't LyXFont::incSize on IGNORE_SIZE" << endl;
                break;
        }
-       return (*this);
+       return *this;
 }
 
 
@@ -186,8 +202,8 @@ LyXFont::FONT_MISC_STATE LyXFont::setMisc(FONT_MISC_STATE newfont,
                else if (org == OFF)
                        return ON;
                else {
-                       lyxerr.print("LyXFont::setMisc: Need state"
-                                     " ON or OFF to toggle. Setting to ON");
+                       lyxerr <<"LyXFont::setMisc: Need state"
+                               " ON or OFF to toggle. Setting to ON" << endl;
                        return ON;
                }
        } else if (newfont == IGNORE)
@@ -198,12 +214,13 @@ LyXFont::FONT_MISC_STATE LyXFont::setMisc(FONT_MISC_STATE newfont,
 
 
 /// Updates font settings according to request
-void LyXFont::update(LyXFont const & newfont, bool toggleall)
+void LyXFont::update(LyXFont const & newfont,
+                    Language const * document_language, bool toggleall)
 {
        if(newfont.family() == family() && toggleall)
-         setFamily(INHERIT_FAMILY); // toggle 'back'
+               setFamily(INHERIT_FAMILY); // toggle 'back'
        else if (newfont.family() != IGNORE_FAMILY)
-         setFamily(newfont.family());
+               setFamily(newfont.family());
        // else it's IGNORE_SHAPE
 
        // "Old" behaviour: "Setting" bold will toggle bold on/off.
@@ -224,9 +241,9 @@ void LyXFont::update(LyXFont const & newfont, bool toggleall)
        }
 
        if(newfont.shape() == shape() && toggleall)
-         setShape(INHERIT_SHAPE); // toggle 'back'
+               setShape(INHERIT_SHAPE); // toggle 'back'
        else if (newfont.shape() != IGNORE_SHAPE)
-         setShape(newfont.shape());
+               setShape(newfont.shape());
        // else it's IGNORE_SHAPE
 
        if (newfont.size() != IGNORE_SIZE) {
@@ -245,10 +262,19 @@ void LyXFont::update(LyXFont const & newfont, bool toggleall)
        setNoun(setMisc(newfont.noun(), noun()));
        setLatex(setMisc(newfont.latex(), latex()));
 
-       if(newfont.color() == color() && toggleall)
-         setColor(INHERIT_COLOR); // toggle 'back'
-       else if (newfont.color() != IGNORE_COLOR)
-         setColor(newfont.color());
+       if (newfont.language() != ignore_language)
+               if (language() == newfont.language())
+                       if (language() == document_language)
+                               setLanguage(default_language);
+                       else
+                               setLanguage(document_language);
+               else
+                       setLanguage(newfont.language());
+
+       if (newfont.color() == color() && toggleall)
+               setColor(LColor::inherit); // toggle 'back'
+       else if (newfont.color() != LColor::ignore)
+               setColor(newfont.color());
 }
 
 
@@ -272,64 +298,46 @@ void LyXFont::reduce(LyXFont const & tmplt)
        if (latex() == tmplt.latex())
                setLatex(INHERIT);
        if (color() == tmplt.color())
-               setColor(INHERIT_COLOR);
+               setColor(LColor::inherit);
 }
 
 
 /// Realize font from a template
-// This one is not pretty, but it's extremely fast (Asger)
 LyXFont & LyXFont::realize(LyXFont const & tmplt)
 {
        if (bits == inherit) {
                bits = tmplt.bits;
                return *this;
        }
-
-       if ((bits & (Fam_Mask<<Fam_Pos)) == (ui32(INHERIT_FAMILY)<<Fam_Pos))
-       {
-               bits &= ~(Fam_Mask << Fam_Pos);
-               bits |= (tmplt.bits & Fam_Mask << Fam_Pos);
+       
+       if (bits.family == INHERIT_FAMILY) {
+               bits.family = tmplt.bits.family;
        }
-       if ((bits & (Ser_Mask<<Ser_Pos)) == (ui32(INHERIT_SERIES)<<Ser_Pos))
-       {
-               bits &= ~(Ser_Mask << Ser_Pos);
-               bits |= (tmplt.bits & Ser_Mask << Ser_Pos);
+       if (bits.series == INHERIT_SERIES) {
+               bits.series = tmplt.bits.series;
        }
-       if ((bits & (Sha_Mask << Sha_Pos)) == ui32(INHERIT_SHAPE) << Sha_Pos)
-       {
-               bits &= ~(Sha_Mask << Sha_Pos);
-               bits |= (tmplt.bits & Sha_Mask << Sha_Pos);
+       if (bits.shape == INHERIT_SHAPE) {
+               bits.shape = tmplt.bits.shape;
        }
-       if ((bits & (Siz_Mask << Siz_Pos)) == ui32(INHERIT_SIZE) << Siz_Pos)
-       {
-               bits &= ~(Siz_Mask << Siz_Pos);
-               bits |= (tmplt.bits & Siz_Mask << Siz_Pos);
+       if (bits.size == INHERIT_SIZE) {
+               bits.size = tmplt.bits.size;
        }
-       if ((bits & (Misc_Mask << Emp_Pos)) == ui32(INHERIT) << Emp_Pos)
-       {
-               bits &= ~(Misc_Mask << Emp_Pos);
-               bits |= (tmplt.bits & Misc_Mask << Emp_Pos);
+       if (bits.emph == INHERIT) {
+               bits.emph = tmplt.bits.emph;
        }
-       if ((bits & (Misc_Mask << Und_Pos)) == ui32(INHERIT) << Und_Pos)
-       {
-               bits &= ~(Misc_Mask << Und_Pos);
-               bits |= (tmplt.bits & Misc_Mask << Und_Pos);
+       if (bits.underbar == INHERIT) {
+               bits.underbar = tmplt.bits.underbar;
        }
-       if ((bits & (Misc_Mask << Nou_Pos)) == ui32(INHERIT) << Nou_Pos)
-       {
-               bits &= ~(Misc_Mask << Nou_Pos);
-               bits |= (tmplt.bits & Misc_Mask << Nou_Pos);
+       if (bits.noun == INHERIT) {
+               bits.noun = tmplt.bits.noun;
        }
-       if ((bits & (Misc_Mask << Lat_Pos)) == ui32(INHERIT) << Lat_Pos)
-       {
-               bits &= ~(Misc_Mask << Lat_Pos);
-               bits |= (tmplt.bits & Misc_Mask << Lat_Pos);
+       if (bits.latex == INHERIT) {
+               bits.latex = tmplt.bits.latex;
        }
-       if ((bits & (Col_Mask << Col_Pos)) == ui32(INHERIT_COLOR) << Col_Pos)
-       {
-               bits &= ~(Col_Mask << Col_Pos);
-               bits |= (tmplt.bits & Col_Mask << Col_Pos);
+       if (bits.color == LColor::inherit) {
+               bits.color = tmplt.bits.color;
        }
+
        return *this;
 }
 
@@ -341,146 +349,138 @@ bool LyXFont::resolved() const
                shape() != INHERIT_SHAPE && size() != INHERIT_SIZE &&
                emph() != INHERIT && underbar() != INHERIT && 
                noun() != INHERIT && latex() != INHERIT && 
-               color() != INHERIT_COLOR);
+               color() != LColor::inherit);
 }
 
+
 /// Build GUI description of font state
-LString LyXFont::stateText() const
+string LyXFont::stateText() const
 {
-       LString buf;
+       string buf;
        if (family() != INHERIT_FAMILY)
-               buf += LString(_(GUIFamilyNames[family()].c_str())) + ", ";
+               buf += string(_(GUIFamilyNames[family()].c_str())) + ", ";
        if (series() != INHERIT_SERIES)
-               buf += LString(_(GUISeriesNames[series()].c_str())) + ", ";
+               buf += string(_(GUISeriesNames[series()].c_str())) + ", ";
        if (shape() != INHERIT_SHAPE)
-               buf += LString(_(GUIShapeNames[shape()].c_str())) + ", ";
+               buf += string(_(GUIShapeNames[shape()].c_str())) + ", ";
        if (size() != INHERIT_SIZE)
-               buf += LString(_(GUISizeNames[size()].c_str())) + ", ";
-       if (color() != INHERIT_COLOR)
-               buf += LString(_(GUIColorNames[color()].c_str())) + ", ";
+               buf += string(_(GUISizeNames[size()].c_str())) + ", ";
+       if (color() != LColor::inherit)
+               buf += lcolor.getGUIName(color()) + ", ";
        if (emph() != INHERIT)
-               buf += LString(_("Emphasis ")) + _(GUIMiscNames[emph()].c_str()) + ", ";
+               buf += string(_("Emphasis ")) + _(GUIMiscNames[emph()].c_str()) + ", ";
        if (underbar() != INHERIT)
-               buf += LString(_("Underline ")) + _(GUIMiscNames[underbar()].c_str()) + ", ";
+               buf += string(_("Underline ")) + _(GUIMiscNames[underbar()].c_str()) + ", ";
        if (noun() != INHERIT)
-               buf += LString(_("Noun ")) + _(GUIMiscNames[noun()].c_str()) + ", ";
+               buf += string(_("Noun ")) + _(GUIMiscNames[noun()].c_str()) + ", ";
        if (latex() != INHERIT)
-               buf += LString(_("Latex ")) + _(GUIMiscNames[latex()].c_str()) + ", ";
+               buf += string(_("Latex ")) + _(GUIMiscNames[latex()].c_str()) + ", ";
        if (buf.empty())
                buf = _("Default");
-       buf.strip(' ');
-       buf.strip(',');
+       buf = strip(buf, ' ');
+       buf = strip(buf, ',');
+       buf += "  " + string(_("Language: ")) + _(language()->display.c_str());
        return buf;
 }
 
 
 // Set family according to lyx format string
-LyXFont& LyXFont::setLyXFamily(LString const & fam)
+LyXFont & LyXFont::setLyXFamily(string const & fam)
 {
-       LString s = fam;
-       s.lowercase();
-       int i=0;
-       while (s != LyXFamilyNames[i] && LyXFamilyNames[i] != "error") i++;
+       string s = lowercase(fam);
+
+       int i = 0;
+       while (s != LyXFamilyNames[i] && LyXFamilyNames[i] != "error") ++i;
        if (s == LyXFamilyNames[i]) {
                setFamily(LyXFont::FONT_FAMILY(i));
        } else
-               lyxerr.print("LyXFont::setLyXFamily: Unknown family `"+s+'\'');
-       return (*this);
+               lyxerr << "LyXFont::setLyXFamily: Unknown family `"
+                      << s << '\'' << endl;
+       return *this;
 }
 
 
 // Set series according to lyx format string
-LyXFont& LyXFont::setLyXSeries(LString const & ser)
+LyXFont & LyXFont::setLyXSeries(string const & ser)
 {
-       LString s = ser;
-       s.lowercase();
-       int i=0;
-       while (s != LyXSeriesNames[i] && LyXSeriesNames[i] != "error") i++;
+       string s = lowercase(ser);
+
+       int i = 0;
+       while (s != LyXSeriesNames[i] && LyXSeriesNames[i] != "error") ++i;
        if (s == LyXSeriesNames[i]) {
                setSeries(LyXFont::FONT_SERIES(i));
        } else
-               lyxerr.print("LyXFont::setLyXSeries: Unknown series `"+s+'\'');
-       return (*this);
+               lyxerr << "LyXFont::setLyXSeries: Unknown series `"
+                      << s << '\'' << endl;
+       return *this;
 }
 
 
 // Set shape according to lyx format string
-LyXFont& LyXFont::setLyXShape(LString const & sha)
+LyXFont & LyXFont::setLyXShape(string const & sha)
 {
-       LString s = sha;
-       s.lowercase();
-       int i=0;
-       while (s != LyXShapeNames[i] && LyXShapeNames[i] != "error") i++;
+       string s = lowercase(sha);
+
+       int i = 0;
+       while (s != LyXShapeNames[i] && LyXShapeNames[i] != "error") ++i;
        if (s == LyXShapeNames[i]) {
                setShape(LyXFont::FONT_SHAPE(i));
        } else
-               lyxerr.print("LyXFont::setLyXShape: Unknown shape `"+s+'\'');
-       return (*this);
+               lyxerr << "LyXFont::setLyXShape: Unknown shape `"
+                      << s << '\'' << endl;
+       return *this;
 }
 
 
 // Set size according to lyx format string
-LyXFont& LyXFont::setLyXSize(LString const & siz)
+LyXFont & LyXFont::setLyXSize(string const & siz)
 {
-       LString s = siz;
-       s.lowercase();
-       int i=0;
-       while (s != LyXSizeNames[i] && LyXSizeNames[i] != "error") i++;
+       string s = lowercase(siz);
+       int i = 0;
+       while (s != LyXSizeNames[i] && LyXSizeNames[i] != "error") ++i;
        if (s == LyXSizeNames[i]) {
                setSize(LyXFont::FONT_SIZE(i));
        } else
-               lyxerr.print("LyXFont::setLyXSize: Unknown size `"+s+'\'');
-       return (*this);
+               lyxerr << "LyXFont::setLyXSize: Unknown size `"
+                      << s << '\'' << endl;
+       return *this;
 }
 
 // Set size according to lyx format string
-LyXFont::FONT_MISC_STATE LyXFont::setLyXMisc(LString const & siz)
+LyXFont::FONT_MISC_STATE LyXFont::setLyXMisc(string const & siz)
 {
-       LString s = siz;
-       s.lowercase();
-       int i=0;
-       while (s != LyXMiscNames[i] && LyXMiscNames[i] != "error") i++;
+       string s = lowercase(siz);
+       int i= 0;
+       while (s != LyXMiscNames[i] && LyXMiscNames[i] != "error") ++i;
        if (s == LyXMiscNames[i])
                return FONT_MISC_STATE(i);
-       lyxerr.print("LyXFont::setLyXMisc: Unknown misc flag `"+s+'\'');
+       lyxerr << "LyXFont::setLyXMisc: Unknown misc flag `"
+              << s << '\'' << endl;
        return OFF;
 }
 
 /// Sets color after LyX text format
-LyXFont& LyXFont::setLyXColor(LString const & col)
-{
-       LString s = col;
-       s.lowercase();
-       int i=0;
-       while (s != LyXColorNames[i] && LyXColorNames[i] != "error") i++;
-       if (s == LyXColorNames[i]) {
-               setColor(LyXFont::FONT_COLOR(i));
-       } else
-               lyxerr.print("LyXFont::setLyXColor: Unknown Color `"+s+'\'');
-       return (*this);
+LyXFont & LyXFont::setLyXColor(string const & col)
+{
+       setColor(lcolor.getFromLyXName(col));
+       return *this;
 }
 
 
 /// Sets size after GUI name
-LyXFont& LyXFont::setGUISize(LString const & siz)
-{
-       LString s = siz;
-       s.lowercase();
-       int i=0;
-       while (!lGUISizeNames[i].empty() &&
-              s != _(lGUISizeNames[i].c_str()))
-         i++;
-       if (s == _(lGUISizeNames[i].c_str())) {
-               setSize(LyXFont::FONT_SIZE(i));
-       } else
-               lyxerr.print("LyXFont::setGUISize: Unknown Size `"+s+'\'');
-       return (*this);
+LyXFont & LyXFont::setGUISize(string const & siz)
+{
+#warning this might be wrong.
+       /// ??????
+       // this is how it was how it was done in the lyx repository...
+       // but this does not make sense.
+       setColor(lcolor.getFromGUIName(siz));
+       return *this;
 }
 
 
 // Returns size in latex format
-LString LyXFont::latexSize() const
+string LyXFont::latexSize() const
 {
        return LaTeXSizeNames[size()];
 }
@@ -494,8 +494,7 @@ LyXFont & LyXFont::lyxRead(LyXLex & lex)
        bool finished = false;
        while (!finished && lex.IsOK() && !error) {
                lex.next();
-               LString tok = lex.GetString();
-               tok.lowercase();
+               string tok = lowercase(lex.GetString());
 
                if (tok.empty()) {
                        continue;
@@ -503,24 +502,23 @@ LyXFont & LyXFont::lyxRead(LyXLex & lex)
                        finished = true;
                } else if (tok == "family") {
                        lex.next();
-                       LString tok = lex.GetString();
+                       string tok = lex.GetString();
                        setLyXFamily(tok);
                } else if (tok == "series") {
                        lex.next();
-                       LString tok = lex.GetString();
+                       string tok = lex.GetString();
                        setLyXSeries(tok);
                } else if (tok == "shape") {
                        lex.next();
-                       LString tok = lex.GetString();
+                       string tok = lex.GetString();
                        setLyXShape(tok);
                } else if (tok == "size") {
                        lex.next();
-                       LString tok = lex.GetString();
+                       string tok = lex.GetString();
                        setLyXSize(tok);
                } else if (tok == "latex") {
                        lex.next();
-                       LString tok = lex.GetString();
-                       tok.lowercase();
+                       string tok = lowercase(lex.GetString());
 
                        if (tok == "no_latex") {
                                setLatex(OFF);
@@ -531,8 +529,7 @@ LyXFont & LyXFont::lyxRead(LyXLex & lex)
                        }
                } else if (tok == "misc") {
                        lex.next();
-                       LString tok = lex.GetString();
-                       tok.lowercase();
+                       string tok = lowercase(lex.GetString());
 
                        if (tok == "no_bar") {
                                setUnderbar(OFF);
@@ -551,7 +548,7 @@ LyXFont & LyXFont::lyxRead(LyXLex & lex)
                        }
                } else if (tok == "color") {
                        lex.next();
-                       LString tok = lex.GetString();
+                       string tok = lex.GetString();
                        setLyXColor(tok);
                } else {
                        lex.printError("Unknown tag `$$Token'");
@@ -563,140 +560,156 @@ LyXFont & LyXFont::lyxRead(LyXLex & lex)
 
 
 /// Writes the changes from this font to orgfont in .lyx format in file
-void LyXFont::lyxWriteChanges(LyXFont const & orgfont, FILE * file) const
+void LyXFont::lyxWriteChanges(LyXFont const & orgfont, ostream & os) const
 {
-       fprintf(file, "\n");
+       os << "\n";
        if (orgfont.family() != family()) {
-               fprintf(file, "\\family %s \n",
-                       LyXFamilyNames[family()].c_str());
+               os << "\\family " << LyXFamilyNames[family()] << " \n";
        }
        if (orgfont.series() != series()) {
-               fprintf(file, "\\series %s \n",
-                       LyXSeriesNames[series()].c_str());
+               os << "\\series " << LyXSeriesNames[series()] << " \n";
        }
        if (orgfont.shape() != shape()) {
-               fprintf(file, "\\shape %s \n", LyXShapeNames[shape()].c_str());
+               os << "\\shape " << LyXShapeNames[shape()] << " \n";
        }
        if (orgfont.size() != size()) {
-               fprintf(file, "\\size %s \n", LyXSizeNames[size()].c_str());
+               os << "\\size " << LyXSizeNames[size()] << " \n";
        }
        if (orgfont.emph() != emph()) {
-               fprintf(file, "\\emph %s \n", LyXMiscNames[emph()].c_str());
+               os << "\\emph " << LyXMiscNames[emph()] << " \n";
        }
        if (orgfont.underbar() != underbar()) {
                // This is only for backwards compatibility
                switch (underbar()) {
-               case OFF:       fprintf(file, "\\bar no \n"); break;
-               case ON:        fprintf(file, "\\bar under \n"); break;
-               case TOGGLE:    lyxerr.print("LyXFont::lyxWriteFontChanges: "
-                                             "TOGGLE should not appear here!");
-                               break;
-               case INHERIT:   fprintf(file, "\\bar default \n"); break;
-               case IGNORE:    lyxerr.print("LyXFont::lyxWriteFontChanges: "
-                                             "IGNORE should not appear here!");
-                               break;
+               case OFF:       os << "\\bar no \n"; break;
+               case ON:        os << "\\bar under \n"; break;
+               case TOGGLE:    lyxerr << "LyXFont::lyxWriteFontChanges: "
+                                       "TOGGLE should not appear here!"
+                                      << endl;
+               break;
+               case INHERIT:   os << "\\bar default \n"; break;
+               case IGNORE:    lyxerr << "LyXFont::lyxWriteFontChanges: "
+                                       "IGNORE should not appear here!"
+                                      << endl;
+               break;
                }
        }
        if (orgfont.noun() != noun()) {
-               fprintf(file, "\\noun %s \n", LyXMiscNames[noun()].c_str());
+               os << "\\noun " << LyXMiscNames[noun()] << " \n";
        }
        if (orgfont.latex() != latex()) {
                // This is only for backwards compatibility
                switch (latex()) {
-               case OFF:       fprintf(file, "\\latex no_latex \n"); break;
-               case ON:        fprintf(file, "\\latex latex \n"); break;
-               case TOGGLE:    lyxerr.print("LyXFont::lyxWriteFontChanges: "
-                                             "TOGGLE should not appear here!");
-                               break;
-               case INHERIT:   fprintf(file, "\\latex default \n"); break;
-               case IGNORE:    lyxerr.print("LyXFont::lyxWriteFontChanges: "
-                                             "IGNORE should not appear here!");
-                               break;
+               case OFF:       os << "\\latex no_latex \n"; break;
+               case ON:        os << "\\latex latex \n"; break;
+               case TOGGLE:    lyxerr << "LyXFont::lyxWriteFontChanges: "
+                                       "TOGGLE should not appear here!"
+                                      << endl;
+               break;
+               case INHERIT:   os << "\\latex default \n"; break;
+               case IGNORE:    lyxerr << "LyXFont::lyxWriteFontChanges: "
+                                       "IGNORE should not appear here!"
+                                      << endl;
+               break;
                }
        }
        if (orgfont.color() != color()) {
-               fprintf(file, "\\color %s\n", LyXColorNames[color()].c_str());
+               os << "\\color " << lcolor.getLyXName(color()) << "\n";
+       }
+       if (orgfont.language() != language()) {
+               if (language())
+                       os << "\\lang " << language()->lang << endl;
+               else
+                       os << "\\lang unknown\n";
        }
 }
 
 
 /// Writes the head of the LaTeX needed to impose this font
 // Returns number of chars written.
-int LyXFont::latexWriteStartChanges(FILE * file, LyXFont const & base) const
+int LyXFont::latexWriteStartChanges(ostream & os, LyXFont const & base,
+                                   LyXFont const & prev) const
 {
-       LString font;
-       int count = latexWriteStartChanges(font, base);
-       fprintf(file, "%s", font.c_str());
-       return count;
-}
+       int count = 0;
+       bool env = false;
 
+       if (language() != prev.language()) {
+               if (isRightToLeft() != prev.isRightToLeft()) {
+                       if (isRightToLeft()) {
+                               os << "\\R{";
+                               count += 3;
+                               env = true; //We have opened a new environment
+                       } else {
+                               os << "\\L{";
+                               count += 3;
+                               env = true; //We have opened a new environment
+                       }
+               } else {
+                       string tmp = '{' + 
+                               subst(lyxrc.language_command_begin,
+                                     "$$lang", language()->lang);
+                       os << tmp;
+                       count += tmp.length();
+                       env = true; //We have opened a new environment
+               }
+       }
 
-/// Writes the head of the LaTeX needed to impose this font
-// Returns number of chars written.
-int LyXFont::latexWriteStartChanges(LString & file, LyXFont const & base) const
-{
        LyXFont f = *this;
        f.reduce(base);
        
-       if (f.bits == inherit)
-               return 0;
-       
-       int count = 0;
-       bool env = false;
-       
        if (f.family() != INHERIT_FAMILY) {
-               file += '\\';
-               file += LaTeXFamilyNames[f.family()];
-               file += '{';
+               os << '\\'
+                  << LaTeXFamilyNames[f.family()]
+                  << '{';
                count += LaTeXFamilyNames[f.family()].length() + 2;
                env = true; //We have opened a new environment
        }
        if (f.series() != INHERIT_SERIES) {
-               file += '\\';
-               file += LaTeXSeriesNames[f.series()];
-               file += '{';
+               os << '\\'
+                  << LaTeXSeriesNames[f.series()]
+                  << '{';
                count += LaTeXSeriesNames[f.series()].length() + 2;
                env = true; //We have opened a new environment
        }
        if (f.shape() != INHERIT_SHAPE) {
-               file += '\\';
-               file += LaTeXShapeNames[f.shape()];
-               file += '{';
+               os << '\\'
+                  << LaTeXShapeNames[f.shape()]
+                  << '{';
                count += LaTeXShapeNames[f.shape()].length() + 2;
                env = true; //We have opened a new environment
        }
-       if (f.color() != INHERIT_COLOR) {
-               file += "\\textcolor{";
-               file += LaTeXColorNames[f.color()];
-               file += "}{";
-               count += LaTeXColorNames[f.color()].length() + 13;
+       if (f.color() != LColor::inherit) {
+               os << "\\textcolor{"
+                  << lcolor.getLaTeXName(f.color())
+                  << "}{";
+               count += lcolor.getLaTeXName(f.color()).length() + 13;
                env = true; //We have opened a new environment
        }
        if (f.emph() == ON) {
-               file += "\\emph{";
+               os << "\\emph{";
                count += 6;
                env = true; //We have opened a new environment
        }
        if (f.underbar() == ON) {
-               file += "\\underbar{";
+               os << "\\underbar{";
                count += 10;
                env = true; //We have opened a new environment
        }
        // \noun{} is a LyX special macro
        if (f.noun() == ON) {
-               file += "\\noun{";
+               os << "\\noun{";
                count += 8;
                env = true; //We have opened a new environment
        }
        if (f.size() != INHERIT_SIZE) {
                // If we didn't open an environment above, we open one here
                if (!env) {
-                       file += '{';
-                       count++;
+                       os << '{';
+                       ++count;
                }
-               file += '\\';
-               file += LaTeXSizeNames[f.size()];
-               file += ' ';
+               os << '\\'
+                  << LaTeXSizeNames[f.size()]
+                  << ' ';
                count += LaTeXSizeNames[f.size()].length() + 2;
        }
        return count;
@@ -706,78 +719,81 @@ int LyXFont::latexWriteStartChanges(LString & file, LyXFont const & base) const
 /// Writes ending block of LaTeX needed to close use of this font
 // Returns number of chars written
 // This one corresponds to latexWriteStartChanges(). (Asger)
-int LyXFont::latexWriteEndChanges(FILE * file, LyXFont const & base) const
+int LyXFont::latexWriteEndChanges(ostream & os, LyXFont const & base,
+                                 LyXFont const & next) const
 {
-       LString ending;
-       int count = latexWriteEndChanges(ending, base);
-       fprintf(file, "%s", ending.c_str());
-       return count;
-}
+       int count = 0;
+       bool env = false;
 
+       if (language() != next.language()) {
+               os << "}";
+               ++count;
+               env = true; // Size change need not bother about closing env.
+       }
 
-/// Writes ending block of LaTeX needed to close use of this font
-// Returns number of chars written
-// This one corresponds to latexWriteStartChanges(). (Asger)
-int LyXFont::latexWriteEndChanges(LString & file, LyXFont const & base) const
-{
        LyXFont f = *this; // why do you need this?
        f.reduce(base); // why isn't this just "reduce(base);" (Lgb)
        // Because this function is const. Everything breaks if this
        // method changes the font it represents. There is no speed penalty
        // by using the temporary. (Asger)
 
-       if (f.bits == inherit)
-               return 0;
-       
-       int count = 0;
-       bool env = false;
        if (f.family() != INHERIT_FAMILY) {
-               file += '}';
+               os << '}';
                ++count;
                env = true; // Size change need not bother about closing env.
        }
        if (f.series() != INHERIT_SERIES) {
-               file += '}';
+               os << '}';
                ++count;
                env = true; // Size change need not bother about closing env.
        }
        if (f.shape() != INHERIT_SHAPE) {
-               file += '}';
+               os << '}';
                ++count;
                env = true; // Size change need not bother about closing env.
        }
-       if (f.color() != INHERIT_COLOR) {
-               file += '}';
+       if (f.color() != LColor::inherit) {
+               os << '}';
                ++count;
                env = true; // Size change need not bother about closing env.
        }
        if (f.emph() == ON) {
-               file += '}';
+               os << '}';
                ++count;
                env = true; // Size change need not bother about closing env.
        }
        if (f.underbar() == ON) {
-               file += '}';
+               os << '}';
                ++count;
                env = true; // Size change need not bother about closing env.
        }
        if (f.noun() == ON) {
-               file += '}';
+               os << '}';
                ++count;
                env = true; // Size change need not bother about closing env.
        }
        if (f.size() != INHERIT_SIZE) {
                // We only have to close if only size changed
                if (!env) {
-                       file += '}';
+                       os << '}';
                        ++count;
                }
        }
-       
+
        return count;
 }
 
 
+LColor::color LyXFont::realColor() const
+{
+       if (latex() == ON)
+               return LColor::latex;
+       if (color() == LColor::none)
+               return LColor::foreground;
+       return color();
+}
+
+
 // Convert logical attributes to concrete shape attribute
 LyXFont::FONT_SHAPE LyXFont::realShape() const
 {
@@ -795,30 +811,9 @@ LyXFont::FONT_SHAPE LyXFont::realShape() const
 }
 
 
-GC LyXFont::getGC() const
-{
-       GC gc;
-       if (latex() == ON)
-               gc = ::getGC(gc_latex);
-       else {
-               if (color() == NONE)
-                       gc = ::getGC(gc_copy);
-               else if (color() == MATH)
-                       gc = ::getGC(gc_math);
-               else if (color() == INSET)
-                       gc = ::getGC(gc_foot);
-               else
-                       gc = ::GetColorGC(color());
-       }
-
-       XSetFont(fl_display, gc, getXFontstruct()->fid);
-       return gc;
-}
-
-
-XFontStruct* LyXFont::getXFontstruct() const
+XFontStruct * LyXFont::getXFontstruct() const
 {
-       return fontloader.load(family(),series(),realShape(),size());
+       return fontloader.load(family(), series(), realShape(), size());
 }
 
 
@@ -836,43 +831,72 @@ int LyXFont::maxDescent() const
 
 int LyXFont::ascent(char c) const
 {
-       XFontStruct *finfo = getXFontstruct();
+       XFontStruct * finfo = getXFontstruct();
+       unsigned int uc = static_cast<unsigned char>(c);
        if (finfo->per_char
-           && (unsigned int) c >= finfo->min_char_or_byte2
-           && (unsigned int) c <= finfo->max_char_or_byte2) {
-               unsigned int index = (unsigned int) c - finfo->min_char_or_byte2;
-               return finfo->per_char[index].ascent;
-       } else
+           && uc >= finfo->min_char_or_byte2
+           && uc <= finfo->max_char_or_byte2) 
+               return finfo->per_char[uc - finfo->min_char_or_byte2].ascent;
+       else
                return finfo->ascent;
 }
 
 
 int LyXFont::descent(char c) const
 {
-       XFontStruct *finfo = getXFontstruct();
+       XFontStruct * finfo = getXFontstruct();
+       unsigned int uc = static_cast<unsigned char>(c);
        if (finfo->per_char
-           && (unsigned int) c >= finfo->min_char_or_byte2
-           && (unsigned int) c <= finfo->max_char_or_byte2) {
-               unsigned int index = (unsigned int) c - finfo->min_char_or_byte2;
-               return finfo->per_char[index].descent;
-       } else
+           && uc >= finfo->min_char_or_byte2
+           && uc <= finfo->max_char_or_byte2) 
+               return finfo->per_char[uc - finfo->min_char_or_byte2].descent;
+       else
                return finfo->descent;
 }
 
 
+int LyXFont::lbearing(char c) const
+{
+       XFontStruct * finfo = getXFontstruct();
+       unsigned int uc = static_cast<unsigned char>(c);
+       if (finfo->per_char
+           && uc >= finfo->min_char_or_byte2
+           && uc <= finfo->max_char_or_byte2) 
+               return finfo->per_char[uc - finfo->min_char_or_byte2].lbearing;
+       else
+               return 0;
+}
+
+
+int LyXFont::rbearing(char c) const
+{
+       XFontStruct * finfo = getXFontstruct();
+       unsigned int uc = static_cast<unsigned char>(c);
+       if (finfo->per_char
+           && uc >= finfo->min_char_or_byte2
+           && uc <= finfo->max_char_or_byte2) 
+               return finfo->per_char[uc - finfo->min_char_or_byte2].rbearing;
+       else
+               return width(c);
+}
+
+
 // Specialized after profiling. (Asger)
 int LyXFont::width(char c) const
 {
        if (realShape() != LyXFont::SMALLCAPS_SHAPE){
-               return XTextWidth(getXFontstruct(), &c, 1);
+               return lyxrc.use_gui ? XTextWidth(getXFontstruct(), &c, 1) : 1;
        } else {
                return textWidth(&c, 1);
        }
 }
 
 
-int LyXFont::textWidth(char const *s, int n) const
+int LyXFont::textWidth(char const * s, int n) const
 {
+       if (!lyxrc.use_gui)
+               return n;
+
        if (realShape() != LyXFont::SMALLCAPS_SHAPE){
                return XTextWidth(getXFontstruct(), s, n);
        } else {
@@ -883,10 +907,11 @@ int LyXFont::textWidth(char const *s, int n) const
                smallfont.decSize();
                smallfont.decSize();
                smallfont.setShape(LyXFont::UP_SHAPE);
-               for (int i=0; i < n; i++){
+               for (int i = 0; i < n; ++i) {
                        c = s[i];
-                       if (islower((unsigned char) c)){
-                               c = toupper( (unsigned char) c );
+                       // when islower is a macro, the cast is needed (JMarc)
+                       if (islower(static_cast<unsigned char>(c))){
+                               c = toupper(c);
                                result += XTextWidth(smallfont.getXFontstruct(), &c, 1);
                        } else {
                                result += XTextWidth(getXFontstruct(), &c, 1);
@@ -897,62 +922,63 @@ int LyXFont::textWidth(char const *s, int n) const
 }
 
 
-int LyXFont::stringWidth(LString const & s) const
+int LyXFont::stringWidth(string const & s) const
 {
        if (s.empty()) return 0;
        return textWidth(s.c_str(), s.length());
 }
 
-int LyXFont::signedStringWidth(LString const & s) const
+
+int LyXFont::signedStringWidth(string const & s) const
 {
        if (s.empty()) return 0;
        if (s.c_str()[0] == '-')
-         return -textWidth(s.c_str()+1, s.length()-1);
+               return -textWidth(s.c_str()+1, s.length()-1);
        else
-         return textWidth(s.c_str(), s.length());
+               return textWidth(s.c_str(), s.length());
 }
 
 
-int LyXFont::drawText(char const* s, int n, Pixmap pm
-                      int baseline, int x) const
+int LyXFont::drawText(char const * s, int n, Pixmap
+                     int, int x) const
 {
        if (realShape() != LyXFont::SMALLCAPS_SHAPE) {
-               XDrawString(fl_display,
-                           pm,
-                           getGC(),
-                           x, baseline,
-                           s, n);
-               XFlush(fl_display);
+               /* XDrawString(fl_display,
+                  pm,
+                  getGC(),
+                  x, baseline,
+                  s, n);
+                  XFlush(fl_display); */
                return XTextWidth(getXFontstruct(), s, n);
 
        } else {
                // emulate smallcaps since X doesn't support this
-               int i;
                char c;
                int sx = x;
                LyXFont smallfont = *this;
                smallfont.decSize();
                smallfont.decSize();
                smallfont.setShape(LyXFont::UP_SHAPE);
-               for (i=0; i < n; i++){
+               for (int i = 0; i < n; ++i) {
                        c = s[i];
-                       if (islower((unsigned char) c)){
-                               c = toupper((unsigned char) c);
-                               XDrawString(fl_display,
-                                           pm,
-                                           smallfont.getGC(),
-                                           x, baseline,
-                                           &c, 1);
-                               x += XTextWidth(smallfont.getXFontstruct(), &c, 1);
-                               XFlush(fl_display);
+                       if (islower(static_cast<unsigned char>(c))){
+                               c = toupper(c);
+                               /* XDrawString(fl_display,
+                                  pm,
+                                  smallfont.getGC(),
+                                  x, baseline,
+                                  &c, 1); */
+                               x += XTextWidth(smallfont.getXFontstruct(),
+                                               &c, 1);
+                               //XFlush(fl_display);
                        } else {
-                               XDrawString(fl_display,
-                                           pm,
-                                           getGC(),
-                                           x, baseline,
-                                           &c, 1);
+                               /* XDrawString(fl_display,
+                                  pm,
+                                  getGC(),
+                                  x, baseline,
+                                  &c, 1);*/
                                x += XTextWidth(getXFontstruct(), &c, 1);
-                               XFlush(fl_display);
+                               //XFlush(fl_display);
                        }
                }
                return x - sx;
@@ -960,15 +986,20 @@ int LyXFont::drawText(char const* s, int n, Pixmap pm,
 }
 
 
-int LyXFont::drawString(LString const &s, Pixmap pm, int baseline, int x) const
+int LyXFont::drawString(string const & s, Pixmap pm, int baseline, int x) const
 {
        return drawText(s.c_str(), s.length(), pm, baseline, x);
 }
 
 
-bool LyXFont::equalExceptLatex(LyXFont const &f) const 
+bool LyXFont::equalExceptLatex(LyXFont const & f) const 
 {
        LyXFont f1 = *this;
        f1.setLatex(f.latex());
        return f1 == f;
 }
+
+ostream & operator<<(ostream & o, LyXFont::FONT_MISC_STATE fms)
+{
+       return o << int(fms);
+}