* LyX, The Document Processor
*
* Copyright 1995 Matthias Ettrich
- * Copyright 1995-2000 The LyX Team.
+ * Copyright 1995-2001 The LyX Team.
*
* ====================================================== */
#include "LString.h"
#include "lyxrc.h"
+///
typedef unsigned short int Uchar;
+///
class Encoding {
public:
///
- enum Letter_Form {
- FORM_ISOLATED,
- FORM_FINAL,
- FORM_INITIAL,
- FORM_MEDIAL
- };
+ Encoding() {}
///
- Encoding(string const & l, Uchar const * e)
- : LatexName_(l) , encoding_table(e) {}
+ Encoding(string const & n, string const & l, Uchar const * e)
+ : Name_(n), LatexName_(l) {
+ for (int i = 0; i < 256; ++i)
+ encoding_table[i] = e[i];
+ }
+ ///
+ string const & Name() const {
+ return Name_;
+ }
///
string const & LatexName() const {
return LatexName_;
Uchar ucs(unsigned char c) const {
return encoding_table[c];
}
+private:
+ ///
+ string Name_;
+ ///
+ string LatexName_;
+ ///
+ Uchar encoding_table[256];
+};
+
+extern Encoding symbol_encoding;
+
+class Encodings {
+public:
+ ///
+ typedef std::map<string, Encoding> EncodingList;
+ ///
+ Encodings();
+ ///
+ void read(string const & filename);
+ ///
+ Encoding const * getEncoding(string const & encoding) const;
+ ///
+ Encoding const * symbol_encoding() {
+ return &symbol_encoding_;
+ }
+
+ ///
+ enum Letter_Form {
+ ///
+ FORM_ISOLATED,
+ ///
+ FORM_FINAL,
+ ///
+ FORM_INITIAL,
+ ///
+ FORM_MEDIAL
+ };
///
static
bool IsComposeChar_hebrew(unsigned char c);
///
static
unsigned char TransformChar(unsigned char c, Letter_Form form);
+
private:
///
- string LatexName_;
+ EncodingList encodinglist;
///
- Uchar const * encoding_table;
+ Encoding symbol_encoding_;
};
-
-extern Encoding iso8859_1;
-extern Encoding iso8859_2;
-extern Encoding iso8859_3;
-extern Encoding iso8859_4;
-extern Encoding iso8859_6;
-extern Encoding iso8859_7;
-extern Encoding iso8859_9;
-extern Encoding cp1255;
-extern Encoding koi8;
-extern Encoding symbol_encoding;
-
-inline
-bool Encoding::IsComposeChar_hebrew(unsigned char c)
-{
- return c <= 0xd2 && c >= 0xc0 &&
- c != 0xce && c != 0xd0;
-}
-
-
-inline
-bool Encoding::IsComposeChar_arabic(unsigned char c)
-{
- return c >= 0xeb && c <= 0xf2;
-}
-
-
-extern unsigned char arabic_table[][2];
-extern unsigned char arabic_table2[][4];
-unsigned char const arabic_start = 0xc1;
-
-
-inline
-bool Encoding::is_arabic(unsigned char c)
-{
- return c >= arabic_start && arabic_table[c-arabic_start][0];
-}
-
-
-inline
-unsigned char Encoding::TransformChar(unsigned char c, Encoding::Letter_Form form)
-{
- if (!is_arabic(c))
- return c;
-
- if (lyxrc.font_norm == "iso10646-1")
- return arabic_table2[c-arabic_start][form];
- else
- return arabic_table[c-arabic_start][form >> 1];
-}
-
+extern Encodings encodings;
#endif