base/applications/network/telnet/src/tcharmap.h

   1 // This is a simple class to handle character maps
   2 // (Paul Brannan 6/25/98)
   3
   4 #pragma once
   5
   6 class TCharmap {
   7 private:
   8         char *map[256];
   9         char *current_map;
  10 public:
  11         TCharmap();
  12         ~TCharmap();
  13
  14         void init() {}
  15
  16         char translate(char c, char mapchar) {
  17                 if(map[(unsigned char)mapchar]) return map[(unsigned char)mapchar][(unsigned char)c];
  18                 return c;
  19         }
  20         char translate(char c) {
  21                 return current_map[(unsigned char)c];
  22         }
  23
  24         void setmap(char mapchar) {
  25                 if(map[(unsigned char)mapchar]) current_map = map[(unsigned char)mapchar];
  26         }
  27
  28         void translate_buffer(char *start, char *end) {
  29                 while(start < end) {
  30                         *start = translate(*start);
  31                         start++;
  32                 }
  33         }
  34
  35         void modmap(char pos, char mapchar, char c);
  36
  37         int enabled;
  38 };