binarywriter.h

   1 #ifndef MSP_DATAFILE_BINARYWRITER_H_
   2 #define MSP_DATAFILE_BINARYWRITER_H_
   3
   4 #include <map>
   5 #include "binarydict.h"
   6 #include "writermode.h"
   7
   8 namespace Msp {
   9 namespace DataFile {
  10
  11 /**
  12 Writes data in binary format.
  13 */
  14 class BinaryWriter: public WriterMode
  15 {
  16 private:
  17         typedef std::map<DictEntry, unsigned> Dictionary;
  18         typedef std::map<std::string, unsigned> StringMap;
  19
  20         Dictionary dict;
  21         unsigned next_kwd_id;
  22         StringMap strings;
  23         unsigned next_str_id;
  24
  25 public:
  26         BinaryWriter(IO::Base &o);
  27
  28         virtual void write(const Statement &st);
  29 private:
  30         void write_(const Statement &st);
  31         void collect_keywords(const Statement &st);
  32         void write_int(long long n);
  33         void write_string(const std::string &s);
  34         void write_float(float f);
  35         void write_enum(const std::string &e);
  36 };
  37
  38 } // namespace DataFile
  39 } // namespace Msp
  40
  41 #endif