Update notes.

[lyx.git] / src / FontInfo.cpp

diff --git a/src/FontInfo.cpp b/src/FontInfo.cpp
index 491ebf3885c6e653924a46c37024227bd3104a84..7efe2c76112d1c76d04df8444a8157950b58d7e6 100644 (file)
--- a/src/FontInfo.cpp
+++ b/src/FontInfo.cpp
@@ -14,15 +14,42 @@
 
 #include <config.h>
 
+#include "ColorSet.h"
 #include "FontInfo.h"
+#include "Lexer.h"
 
 #include "support/debug.h"
 #include "support/docstring.h"
+#include "support/lstrings.h"
 
 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", "wasy", "esint",
+  "default", "error" };
+
+char const * LyXSeriesNames[4] =
+{ "medium", "bold", "default", "error" };
+
+char const * LyXShapeNames[6] =
+{ "up", "italic", "slanted", "smallcaps", "default", "error" };
+
+char const * LyXSizeNames[14] =
+{ "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,
@@ -448,4 +475,161 @@ 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;
+}
+
+
 } // namespace lyx