116 lines
2.2 KiB
C++
116 lines
2.2 KiB
C++
/* ----------------------------------------------------------------------------
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* GTSAM Copyright 2010, Georgia Tech Research Corporation,
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* Atlanta, Georgia 30332-0415
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* All Rights Reserved
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* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
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* See LICENSE for the license information
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* -------------------------------------------------------------------------- */
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#include "SimpleString.h"
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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static const int DEFAULT_SIZE = 20;
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SimpleString::SimpleString ()
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: buffer_(new char [1])
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{
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buffer_ [0] = '\0';
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}
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SimpleString::SimpleString (const char *otherBuffer)
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: buffer_ (new char [strlen (otherBuffer) + 1])
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{
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strcpy (buffer_, otherBuffer);
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}
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SimpleString::SimpleString (const SimpleString& other)
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{
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buffer_ = new char [other.size() + 1];
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strcpy(buffer_, other.buffer_);
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}
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SimpleString SimpleString::operator= (const SimpleString& other)
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{
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delete [] buffer_;
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buffer_ = new char [other.size() + 1];
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strcpy(buffer_, other.buffer_);
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return *this;
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}
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SimpleString SimpleString::operator+ (const SimpleString& other)
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{
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SimpleString ret;
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delete [] ret.buffer_;
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ret.buffer_ = new char [size() + other.size() - 1];
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strcpy(ret.buffer_, buffer_);
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strcat(ret.buffer_, other.buffer_);
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return ret;
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}
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char *SimpleString::asCharString () const
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{
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return buffer_;
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}
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int SimpleString::size() const
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{
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return strlen (buffer_);
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}
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SimpleString::~SimpleString ()
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{
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delete [] buffer_;
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}
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bool operator== (const SimpleString& left, const SimpleString& right)
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{
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return !strcmp (left.asCharString (), right.asCharString ());
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}
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SimpleString StringFrom (bool value)
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{
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char buffer [sizeof ("false") + 1];
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sprintf (buffer, "%s", value ? "true" : "false");
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return SimpleString(buffer);
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}
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SimpleString StringFrom (const char *value)
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{
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return SimpleString(value);
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}
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SimpleString StringFrom (long value)
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{
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char buffer [DEFAULT_SIZE];
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sprintf (buffer, "%ld", value);
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return SimpleString(buffer);
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}
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SimpleString StringFrom (double value)
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{
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char buffer [DEFAULT_SIZE];
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sprintf (buffer, "%lg", value);
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return SimpleString(buffer);
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}
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SimpleString StringFrom (const SimpleString& value)
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{
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return SimpleString(value);
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}
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