src/formatter.cpp

   1 /***********************************
   2 ** Tsunagari Tile Engine          **
   3 ** formatter.cpp                  **
   4 ** Copyright 2013 PariahSoft LLC  **
   5 ***********************************/
   6
   7 // **********
   8 // Permission is hereby granted, free of charge, to any person obtaining a copy
   9 // of this software and associated documentation files (the "Software"), to
  10 // deal in the Software without restriction, including without limitation the
  11 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
  12 // sell copies of the Software, and to permit persons to whom the Software is
  13 // furnished to do so, subject to the following conditions:
  14 //
  15 // The above copyright notice and this permission notice shall be included in
  16 // all copies or substantial portions of the Software.
  17 //
  18 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  21 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  24 // IN THE SOFTWARE.
  25 // **********
  26
  27 #include "formatter.h"
  28
  29 Formatter::Formatter(std::string format)
  30         : result(format), pos(0)
  31 {
  32         findNextPlaceholder();
  33 }
  34
  35 Formatter::~Formatter()
  36 {
  37 }
  38
  39 Formatter::operator const std::string&()
  40 {
  41         assert(pos == result.size());
  42
  43         return result;
  44 }
  45
  46 void Formatter::findNextPlaceholder()
  47 {
  48         assert(pos <= result.size());
  49
  50         size_t next = result.find("%", pos);
  51         if (next != std::string::npos)
  52                 pos = next;
  53         else
  54                 pos = result.size();
  55 }
  56
  57
  58 template<>
  59 std::string Formatter::format(const int& data)
  60 {
  61         char buf[512];
  62         sprintf(buf, "%i", data);
  63         return std::string(buf);
  64 }
  65
  66 template<>
  67 std::string Formatter::format(const double& data)
  68 {
  69         char buf[512];
  70         sprintf(buf, "%f", data);
  71         return std::string(buf);
  72 }
  73
  74 typedef char* cstring;
  75 template<>
  76 std::string Formatter::format(const cstring& data)
  77 {
  78         return std::string(data);
  79 }
  80
  81 template<>
  82 std::string Formatter::format(const std::string& data)
  83 {
  84         return data;
  85 }