X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FEncoding.h;h=c78972a1c8b71e0a341f0e9e4a57cce9ec2ec633;hb=4056f0ddb150d0e5d60bc5941d51e365eed0ac86;hp=b8cf8c59d9fe929fe8e6e727eff7c19d22548ad5;hpb=80b94c6bf50dfb5c96ad1ca6003bac93d844e6ce;p=lyx.git

diff --git a/src/Encoding.h b/src/Encoding.h
index b8cf8c59d9..c78972a1c8 100644
--- a/src/Encoding.h
+++ b/src/Encoding.h
@@ -14,6 +14,7 @@
 #define ENCODING_H
 
 #include "support/docstring.h"
+#include "support/types.h"
 
 #include <map>
 #include <set>
@@ -24,6 +25,17 @@ namespace support { class FileName; }
 
 class LaTeXFeatures;
 
+class EncodingException : public std::exception {
+public:
+	EncodingException(char_type c);
+	virtual ~EncodingException() throw() {}
+	virtual const char * what() const throw();
+ 
+	char_type failed_char;
+	int par_id;
+	pos_type pos;
+};
+
 
 ///
 class Encoding {
@@ -38,7 +50,7 @@ public:
 	Encoding() {}
 	///
 	Encoding(std::string const & n, std::string const & l,
-	         std::string const & i, bool f, Package p);
+		 std::string const & i, bool f, Package p);
 	///
 	void init() const;
 	///
@@ -58,6 +70,8 @@ public:
 	docstring const latexChar(char_type c) const;
 	/// Which LaTeX package handles this encoding?
 	Package package() const { return package_; }
+	/// A list of all characters usable in this encoding
+	std::set<char_type> getSymbolsList() const;
 private:
 	///
 	std::string Name_;
@@ -108,7 +122,7 @@ public:
 	/// \param encfile encodings definition file
 	/// \param symbolsfile unicode->LaTeX mapping file
 	void read(support::FileName const & encfile,
-	          support::FileName const & symbolsfile);
+		  support::FileName const & symbolsfile);
 	/// Get encoding from LyX name \p name
 	Encoding const * getFromLyXName(std::string const & name) const;
 	/// Get encoding from LaTeX name \p name
@@ -142,6 +156,15 @@ public:
 	static char_type transformChar(char_type c, Letter_Form form);
 	/// Is this a combining char?
 	static bool isCombiningChar(char_type c);
+	/**
+	 * Is this a known char from some language?
+	 * If \p preamble is empty and code point \p c is known to belong
+	 * to a supported script, true is returned and \p preamble is set
+	 * to the corresponding entry in the unicodesymbols file.
+	 * If \p preamble is not empty, a check is made whether code point
+	 * \p c is a known character matching the preamble entry.
+	 */
+	static bool isKnownScriptChar(char_type const c, std::string & preamble);
 	/**
 	 * Add the preamble snippet needed for the output of \p c to
 	 * \p features.