string_stream.inl - エンジンの C API リファレンス

string_stream.inl
  1. #include <ctype.h>
  2. #include <stdio.h>
  3. #include <string.h>
  5. #include "encoding.h"
  7. namespace stingray_plugin_foundation {
  9. inline StringStream::StringStream(Allocator &a) : _buffer(a) {}
  11. inline StringStream & StringStream::operator<<(char c)
  12. {
  13.     _buffer.push_back(c);
  14.     return *this;
  15. }
  17. inline StringStream &StringStream::operator<<(const char *s)
  18. {
  19.     int end = _buffer.size();
  20.     int n = (int)strlen(s);
  21.     _buffer.resize(end + n);
  22.     if (n > 0)
  23.         memmove(&_buffer[end], s, n);
  24.     return *this;
  25. }
  27. inline StringStream &StringStream::operator<<(char *s)
  28. {
  29.     int end = _buffer.size();
  30.     int n = (int)strlen(s);
  31.     _buffer.resize(end + n);
  32.     if (n > 0)
  33.         memmove(&_buffer[end], s, n);
  34.     return *this;
  35. }
  37. inline StringStream &StringStream::operator<<(const wchar_t *s)
  38. {
  39.     while (*s) {
  40.         char utf8[6];
  41.         *encoding::utf8_encode(*s, utf8) = 0;
  42.         (*this) << utf8;
  43.         ++s;
  44.     }
  45.     return *this;
  46. }
  48. inline StringStream &StringStream::operator<<(wchar_t *s)
  49. {
  50.     while (*s) {
  51.         char utf8[6];
  52.         *encoding::utf8_encode(*s, utf8) = 0;
  53.         (*this) << utf8;
  54.         ++s;
  55.     }
  56.     return *this;
  57. }
  59. inline StringStream &StringStream::operator<<(double d)
  60. {
  61.     char buffer[64];
  62.     sprintf(buffer, "%.17g", d);
  63.     (*this) << buffer;
  64.     return *this;
  65. }
  67. inline StringStream &StringStream::operator<<(float f)
  68. {
  69.     char buffer[20];
  70.     sprintf(buffer, "%.9g", f);
  71.     (*this) << buffer;
  72.     return *this;
  73. }
  75. inline StringStream &StringStream::operator<<(int i)
  76. {
  77.     char buffer[20];
  78.     sprintf(buffer, "%i", i);
  79.     (*this) << buffer;
  80.     return *this;
  81. }
  83. inline StringStream &StringStream::operator<<(unsigned u)
  84. {
  85.     char buffer[20];
  86.     sprintf(buffer, "%u", u);
  87.     (*this) << buffer;
  88.     return *this;
  89. }
  91. inline StringStream &StringStream::operator<<(uint64_t u)
  92. {
  93.     char buffer[20];
  94.     sprintf(buffer, "%016" "llx", u);
  95.     (*this) << buffer;
  96.     return *this;
  97. }
  99. inline void StringStream::set_capacity(unsigned s)
  100. {
  101.     _buffer.set_capacity(s);
  102. }
  104. inline const char *StringStream::c_str() const
  105. {
  106.     _buffer.push_back(0);
  107.     _buffer.pop_back();
  108.     return _buffer.begin();
  109. }
  111. inline unsigned StringStream::size() const
  112. {
  113.     return _buffer.size();
  114. }
  116. } // namespace stingray_plugin_foundation
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