stringsource.h
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00001 #ifndef STRINGSOURCE_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM
00002 #define STRINGSOURCE_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM
00003 
00004 #if defined(_MSC_VER) || (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
00005 #pragma once
00006 #endif
00007 
00008 
00009 #include <cstddef>
00010 
00011 namespace YAML_PM
00012 {
00013         class StringCharSource
00014         {
00015         public:
00016                 StringCharSource(const char *str, std::size_t size): m_str(str), m_size(size), m_offset(0) {}
00017 
00018                 operator bool() const { return m_offset < m_size; }
00019                 char operator [] (std::size_t i) const { return m_str[m_offset + i]; }
00020                 bool operator !() const { return !static_cast<bool>(*this); }
00021 
00022                 const StringCharSource operator + (int i) const {
00023                         StringCharSource source(*this);
00024                         if(static_cast<int> (source.m_offset) + i >= 0)
00025                                 source.m_offset += i;
00026                         else
00027                                 source.m_offset = 0;
00028                         return source;
00029                 }
00030                         
00031                 StringCharSource& operator ++ () {
00032                         ++m_offset;
00033                         return *this;
00034                 }
00035                 
00036                 StringCharSource& operator += (std::size_t offset) {
00037                         m_offset += offset;
00038                         return *this;
00039                 }
00040         private:
00041                 const char *m_str;
00042                 std::size_t m_size;
00043                 std::size_t m_offset;
00044         };
00045 }
00046 
00047 #endif // STRINGSOURCE_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM


libpointmatcher
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autogenerated on Mon Sep 14 2015 02:59:06