String.h

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#ifndef SimTK_SimTKCOMMON_STRING_H_
#define SimTK_SimTKCOMMON_STRING_H_

/* -------------------------------------------------------------------------- *
 *                      SimTK Core: SimTKcommon                               *
 * -------------------------------------------------------------------------- *
 * This is part of the SimTK Core biosimulation toolkit originating from      *
 * Simbios, the NIH National Center for Physics-Based Simulation of           *
 * Biological Structures at Stanford, funded under the NIH Roadmap for        *
 * Medical Research, grant U54 GM072970. See https://simtk.org.               *
 *                                                                            *
 * Portions copyright (c) 2005-7 Stanford University and the Authors.         *
 * Authors: Michael Sherman                                                   *
 * Contributors:                                                              *
 *                                                                            *
 * Permission is hereby granted, free of charge, to any person obtaining a    *
 * copy of this software and associated documentation files (the "Software"), *
 * to deal in the Software without restriction, including without limitation  *
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,   *
 * and/or sell copies of the Software, and to permit persons to whom the      *
 * Software is furnished to do so, subject to the following conditions:       *
 *                                                                            *
 * The above copyright notice and this permission notice shall be included in *
 * all copies or substantial portions of the Software.                        *
 *                                                                            *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR *
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   *
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL    *
 * THE AUTHORS, CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,    *
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR      *
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE  *
 * USE OR OTHER DEALINGS IN THE SOFTWARE.                                     *
 * -------------------------------------------------------------------------- */

// Keeps MS VC++ 8 quiet about sprintf, strcpy, etc.
#ifdef _MSC_VER
#pragma warning(disable:4996)
#endif


#include "SimTKcommon/internal/common.h"

#include <cstdio>
#include <string>
#include <limits>
#include <complex>

namespace SimTK {
    
class String : public std::string {
public:
    String() { }

    // uses default copy constructor, copy assignment, and destructor

    String(const char* s) : std::string(s) { }

    String(const std::string& s) : std::string(s) { }

    String(const String& s, int start, int len) : std::string(s,start,len) { }

    operator const char*() const { return c_str(); }

    char& operator[](int i) {
        assert(i >= 0);
        return std::string::operator[]((std::string::size_type)i);
    }

    char operator[](int i) const {
        assert(i >= 0);
        return std::string::operator[]((std::string::size_type)i);
    }

    char& operator[](std::string::size_type i) {return std::string::operator[](i);}
    char operator[](std::string::size_type i) const {return std::string::operator[](i);}


    explicit String(int i) { char buf[32]; sprintf(buf,"%d",i); (*this)=buf; }
    explicit String(long i) { char buf[32]; sprintf(buf,"%ld",i); (*this)=buf; }
    explicit String(unsigned int s)  { char buf[32]; sprintf(buf,"%u",s); (*this)=buf; }
    explicit String(unsigned long s) { char buf[32]; sprintf(buf,"%lu",s); (*this)=buf; }
    explicit String(float r)    { char buf[64]; sprintf(buf,"%.8g",r); (*this)=buf; }
    explicit String(double r)   { char buf[64]; sprintf(buf,"%.16g",r); (*this)=buf; }
    explicit String(long double r)  { char buf[64]; sprintf(buf,"%.20Lg",r); (*this)=buf; }
    explicit String(std::complex<float> r)  
        { char buf[128]; sprintf(buf,"(%.8g,%.8g)",r.real(),r.imag()); (*this)=buf; }
    explicit String(std::complex<double> r) 
        { char buf[128]; sprintf(buf,"(%.16g,%.16g)",r.real(),r.imag()); (*this)=buf; }
    explicit String(std::complex<long double> r)    
        { char buf[128]; sprintf(buf,"(%.20Lg,%.20Lg)",r.real(),r.imag()); (*this)=buf; }
    explicit String(bool b) : std::string(b?"true":"false") { }
};  

}
#endif // SimTK_SimTKCOMMON_STRING_H_

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