]> git.lyx.org Git - lyx.git/blobdiff - src/FontInfo.cpp
Fix #10778 (issue with CJK and language nesting)
[lyx.git] / src / FontInfo.cpp
index dbd97eb19bc65c04a7c6bf2bb81236faf559ccd6..e611288ff4422ef58d6b370b13162de02fd12bea 100644 (file)
 
 #include <config.h>
 
+#include "ColorSet.h"
 #include "FontInfo.h"
+#include "Lexer.h"
 
 #include "support/debug.h"
 #include "support/docstring.h"
+#include "support/lstrings.h"
+
+#include <ostream>
+#include <sstream>
 
 using namespace std;
+using namespace lyx::support;
 
 namespace lyx {
 
+//
+// Strings used to read and write .lyx format files
+//
+char const * LyXFamilyNames[NUM_FAMILIES + 2 /* default & error */] =
+{ "roman", "sans", "typewriter", "symbol",
+  "cmr", "cmsy", "cmm", "cmex", "msa", "msb", "eufrak", "rsfs", "stmry",
+  "wasy", "esint", "default", "error" };
+
+char const * LyXSeriesNames[NUM_SERIES + 2 /* default & error */] =
+{ "medium", "bold", "default", "error" };
+
+char const * LyXShapeNames[NUM_SHAPE + 2 /* default & error */] =
+{ "up", "italic", "slanted", "smallcaps", "default", "error" };
+
+char const * LyXSizeNames[NUM_SIZE + 4 /* increase, decrease, default & error */] =
+{ "tiny", "scriptsize", "footnotesize", "small", "normal", "large",
+  "larger", "largest", "huge", "giant",
+  "increase", "decrease", "default", "error" };
+
+char const * LyXMiscNames[5] =
+{ "off", "on", "toggle", "default", "error" };
+
+
 FontInfo const sane_font(
        ROMAN_FAMILY,
        MEDIUM_SERIES,
@@ -74,6 +104,7 @@ FontInfo::FontInfo()
        *this = sane_font;
 }
 
+
 /// Decreases font size_ by one
 FontInfo & FontInfo::decSize()
 {
@@ -319,87 +350,117 @@ Color FontInfo::realColor() const
 
 namespace {
 
-       void appendSep(string & s1, string const & s2) {
-               if (s2.empty()) 
-                       return;
-               s1 += s1.empty() ? "" : "\n";
-               s1 += s2;
-       }
+void appendSep(string & s1, string const & s2)
+{
+       if (s2.empty())
+               return;
+       s1 += s1.empty() ? "" : "\n";
+       s1 += s2;
+}
 
 
-       string makeCSSTag(string const & key, string const & val)
-       {
-               return key + ": " + val + ";";
-       }
+string makeCSSTag(string const & key, string const & val)
+{
+       return key + ": " + val + ";";
+}
 
 
-       string getFamilyCSS(FontFamily const & f)
-       {
-               switch (f) {
-               case ROMAN_FAMILY: return "serif";
-               case SANS_FAMILY: return "sans-serif";
-               case TYPEWRITER_FAMILY: return "monospace";
-               case INHERIT_FAMILY: return "inherit";
-               default: break;
-               }
-               return "";
+string getFamilyCSS(FontFamily const & f)
+{
+       switch (f) {
+       case ROMAN_FAMILY:
+               return "serif";
+       case SANS_FAMILY:
+               return "sans-serif";
+       case TYPEWRITER_FAMILY:
+               return "monospace";
+       case SYMBOL_FAMILY:
+       case CMR_FAMILY:
+       case CMSY_FAMILY:
+       case CMM_FAMILY:
+       case CMEX_FAMILY:
+       case MSA_FAMILY:
+       case MSB_FAMILY:
+       case EUFRAK_FAMILY:
+       case RSFS_FAMILY:
+       case STMARY_FAMILY:
+       case WASY_FAMILY:
+       case ESINT_FAMILY:
+       case INHERIT_FAMILY:
+       case IGNORE_FAMILY:
+               break;
        }
+       return "";
+}
 
 
-       string getSeriesCSS(FontSeries const & s)
-       {
-               switch (s) {
-               case MEDIUM_SERIES: return "normal";
-               case BOLD_SERIES: return "bold";
-               case INHERIT_SERIES: return "inherit";
-               default: break;
-               }
-               return "";
+string getSeriesCSS(FontSeries const & s)
+{
+       switch (s) {
+       case MEDIUM_SERIES:
+               return "normal";
+       case BOLD_SERIES:
+               return "bold";
+       case INHERIT_SERIES:
+       case IGNORE_SERIES:
+               break;
        }
+       return "";
+}
 
 
-       string getShapeCSS(FontShape const & s)
-       {
-               string fs = "normal";
-               string fv = "normal";
-               switch (s) {
-               case UP_SHAPE: break;
-               case ITALIC_SHAPE: fs = "italic"; break;
-               case SLANTED_SHAPE: fs = "oblique"; break;
-               case SMALLCAPS_SHAPE: fv = "small-caps"; break;
-               case INHERIT_SHAPE: fs = "inherit"; fv = "inherit"; break;
-               case IGNORE_SHAPE: fs = ""; fv = ""; break;
-               }
-               string retval;
-               if (!fs.empty())
-                       appendSep(retval, makeCSSTag("font-style", fs));
-               if (!fv.empty())
-                       appendSep(retval, makeCSSTag("font-variant", fv));
-               return retval;
+string getShapeCSS(FontShape const & s)
+{
+       string fs = "normal";
+       string fv = "normal";
+       switch (s) {
+       case UP_SHAPE: break;
+       case ITALIC_SHAPE: fs = "italic"; break;
+       case SLANTED_SHAPE: fs = "oblique"; break;
+       case SMALLCAPS_SHAPE: fv = "small-caps"; break;
+       case IGNORE_SHAPE:
+       case INHERIT_SHAPE:
+               fs = ""; fv = ""; break;
        }
+       string retval;
+       if (!fs.empty())
+               appendSep(retval, makeCSSTag("font-style", fs));
+       if (!fv.empty())
+               appendSep(retval, makeCSSTag("font-variant", fv));
+       return retval;
+}
 
 
-       string getSizeCSS(FontSize const & s)
-       {
-               switch (s) {
-               case FONT_SIZE_TINY: return "xx-small";
-               case FONT_SIZE_SCRIPT: return "x-small";
-               case FONT_SIZE_FOOTNOTE: 
-               case FONT_SIZE_SMALL: return "small";
-               case FONT_SIZE_NORMAL: return "medium";
-               case FONT_SIZE_LARGE: return "large";
-               case FONT_SIZE_LARGER: 
-               case FONT_SIZE_LARGEST: return "x-large";
-               case FONT_SIZE_HUGE: 
-               case FONT_SIZE_HUGER: return "xx-large";
-               case FONT_SIZE_INCREASE: return "larger";
-               case FONT_SIZE_DECREASE: return "smaller";
-               case FONT_SIZE_INHERIT: return "inherit";
-               case FONT_SIZE_IGNORE: return "";
-               }       
-               // squash warning
-               return "";
+string getSizeCSS(FontSize const & s)
+{
+       switch (s) {
+       case FONT_SIZE_TINY:
+               return "xx-small";
+       case FONT_SIZE_SCRIPT:
+               return "x-small";
+       case FONT_SIZE_FOOTNOTE:
+       case FONT_SIZE_SMALL:
+               return "small";
+       case FONT_SIZE_NORMAL:
+               return "medium";
+       case FONT_SIZE_LARGE:
+               return "large";
+       case FONT_SIZE_LARGER:
+       case FONT_SIZE_LARGEST:
+               return "x-large";
+       case FONT_SIZE_HUGE:
+       case FONT_SIZE_HUGER:
+               return "xx-large";
+       case FONT_SIZE_INCREASE:
+               return "larger";
+       case FONT_SIZE_DECREASE:
+               return "smaller";
+       case FONT_SIZE_IGNORE:
+       case FONT_SIZE_INHERIT:
+               break;
        }
+       return "";
+}
        
 } // namespace anonymous
 
@@ -413,7 +474,7 @@ docstring FontInfo::asCSS() const
                appendSep(retval, makeCSSTag("font-family", tmp));
        tmp = getSeriesCSS(series_);
        if (!tmp.empty())
-               appendSep(retval, makeCSSTag("font-series", tmp));
+               appendSep(retval, makeCSSTag("font-weight", tmp));
        appendSep(retval, getShapeCSS(shape_));
        tmp = getSizeCSS(size_);
        if (!tmp.empty())
@@ -421,4 +482,214 @@ docstring FontInfo::asCSS() const
        return from_ascii(retval);      
 }
 
+
+// Set family according to lyx format string
+void setLyXFamily(string const & fam, FontInfo & f)
+{
+       string const s = ascii_lowercase(fam);
+
+       int i = 0;
+       while (LyXFamilyNames[i] != s &&
+              LyXFamilyNames[i] != string("error"))
+               ++i;
+       if (s == LyXFamilyNames[i])
+               f.setFamily(FontFamily(i));
+       else
+               LYXERR0("Unknown family `" << s << '\'');
+}
+
+
+// Set series according to lyx format string
+void setLyXSeries(string const & ser, FontInfo & f)
+{
+       string const s = ascii_lowercase(ser);
+
+       int i = 0;
+       while (LyXSeriesNames[i] != s &&
+              LyXSeriesNames[i] != string("error")) ++i;
+       if (s == LyXSeriesNames[i]) {
+               f.setSeries(FontSeries(i));
+       } else
+               LYXERR0("Unknown series `" << s << '\'');
+}
+
+
+// Set shape according to lyx format string
+void setLyXShape(string const & sha, FontInfo & f)
+{
+       string const s = ascii_lowercase(sha);
+
+       int i = 0;
+       while (LyXShapeNames[i] != s && LyXShapeNames[i] != string("error"))
+                       ++i;
+       if (s == LyXShapeNames[i])
+               f.setShape(FontShape(i));
+       else
+               LYXERR0("Unknown shape `" << s << '\'');
+}
+
+
+// Set size according to lyx format string
+void setLyXSize(string const & siz, FontInfo & f)
+{
+       string const s = ascii_lowercase(siz);
+       int i = 0;
+       while (LyXSizeNames[i] != s && LyXSizeNames[i] != string("error"))
+               ++i;
+       if (s == LyXSizeNames[i]) {
+               f.setSize(FontSize(i));
+       } else
+               LYXERR0("Unknown size `" << s << '\'');
+}
+
+
+// Set size according to lyx format string
+FontState setLyXMisc(string const & siz)
+{
+       string const s = ascii_lowercase(siz);
+       int i = 0;
+       while (LyXMiscNames[i] != s &&
+              LyXMiscNames[i] != string("error")) ++i;
+       if (s == LyXMiscNames[i])
+               return FontState(i);
+       LYXERR0("Unknown misc flag `" << s << '\'');
+       return FONT_OFF;
+}
+
+
+/// Sets color after LyX text format
+void setLyXColor(string const & col, FontInfo & f)
+{
+       f.setColor(lcolor.getFromLyXName(col));
+}
+
+
+// Read a font definition from given file in lyx format
+// Used for layouts
+FontInfo lyxRead(Lexer & lex, FontInfo const & fi)
+{
+       FontInfo f = fi;
+       bool error = false;
+       bool finished = false;
+       while (!finished && lex.isOK() && !error) {
+               lex.next();
+               string const tok = ascii_lowercase(lex.getString());
+
+               if (tok.empty()) {
+                       continue;
+               } else if (tok == "endfont") {
+                       finished = true;
+               } else if (tok == "family") {
+                       lex.next();
+                       string const ttok = lex.getString();
+                       setLyXFamily(ttok, f);
+               } else if (tok == "series") {
+                       lex.next();
+                       string const ttok = lex.getString();
+                       setLyXSeries(ttok, f);
+               } else if (tok == "shape") {
+                       lex.next();
+                       string const ttok = lex.getString();
+                       setLyXShape(ttok, f);
+               } else if (tok == "size") {
+                       lex.next();
+                       string const ttok = lex.getString();
+                       setLyXSize(ttok, f);
+               } else if (tok == "misc") {
+                       lex.next();
+                       string const ttok = ascii_lowercase(lex.getString());
+
+                       if (ttok == "no_bar") {
+                               f.setUnderbar(FONT_OFF);
+                       } else if (ttok == "no_strikeout") {
+                               f.setStrikeout(FONT_OFF);
+                       } else if (ttok == "no_uuline") {
+                               f.setUuline(FONT_OFF);
+                       } else if (ttok == "no_uwave") {
+                               f.setUwave(FONT_OFF);
+                       } else if (ttok == "no_emph") {
+                               f.setEmph(FONT_OFF);
+                       } else if (ttok == "no_noun") {
+                               f.setNoun(FONT_OFF);
+                       } else if (ttok == "emph") {
+                               f.setEmph(FONT_ON);
+                       } else if (ttok == "underbar") {
+                               f.setUnderbar(FONT_ON);
+                       } else if (ttok == "strikeout") {
+                               f.setStrikeout(FONT_ON);
+                       } else if (ttok == "uuline") {
+                               f.setUuline(FONT_ON);
+                       } else if (ttok == "uwave") {
+                               f.setUwave(FONT_ON);
+                       } else if (ttok == "noun") {
+                               f.setNoun(FONT_ON);
+                       } else {
+                               lex.printError("Illegal misc type");
+                       }
+               } else if (tok == "color") {
+                       lex.next();
+                       string const ttok = lex.getString();
+                       setLyXColor(ttok, f);
+               } else {
+                       lex.printError("Unknown tag");
+                       error = true;
+               }
+       }
+       return f;
+}
+
+
+void lyxWrite(ostream & os, FontInfo const & f, string const & start, int level)
+{
+       string indent;
+       for (int i = 0; i < level; ++i)
+               indent += '\t';
+       ostringstream oss;
+       if (f.family() != INHERIT_FAMILY)
+               oss << indent << "\tFamily " << LyXFamilyNames[f.family()]
+                   << '\n';
+       if (f.series() != INHERIT_SERIES)
+               oss << indent << "\tSeries " << LyXSeriesNames[f.series()]
+                   << '\n';
+       if (f.shape() != INHERIT_SHAPE)
+               oss << indent << "\tShape " << LyXShapeNames[f.shape()]
+                   << '\n';
+       if (f.size() != FONT_SIZE_INHERIT)
+               oss << indent << "\tSize " << LyXSizeNames[f.size()]
+                   << '\n';
+       if (f.underbar() == FONT_ON)
+               oss << indent << "\tMisc Underbar\n";
+       else if (f.underbar() == FONT_OFF)
+               oss << indent << "\tMisc No_Bar\n";
+       if (f.strikeout() == FONT_ON)
+               oss << indent << "\tMisc Strikeout\n";
+       else if (f.strikeout() == FONT_OFF)
+               oss << indent << "\tMisc No_Strikeout\n";
+       if (f.uuline() == FONT_ON)
+               oss << indent << "\tMisc Uuline\n";
+       else if (f.uuline() == FONT_OFF)
+               oss << indent << "\tMisc No_Uuline\n";
+       if (f.uwave() == FONT_ON)
+               oss << indent << "\tMisc Uwave\n";
+       else if (f.uwave() == FONT_OFF)
+               oss << indent << "\tMisc No_Uwave\n";
+       if (f.emph() == FONT_ON)
+               oss << indent << "\tMisc Emph\n";
+       else if (f.emph() == FONT_OFF)
+               oss << indent << "\tMisc No_Emph\n";
+       if (f.noun() == FONT_ON)
+               oss << indent << "\tMisc Noun\n";
+       else if (f.noun() == FONT_OFF)
+               oss << indent << "\tMisc No_Noun\n";
+       if (f.color() != Color_inherit && f.color() != Color_none)
+               oss << indent << "\tColor " << lcolor.getLyXName(f.color())
+                   << '\n';
+       if (!oss.str().empty()) {
+               os << indent << start << '\n'
+                  << oss.str()
+                  << indent << "EndFont\n";
+       }
+}
+
+
 } // namespace lyx