miscfunctions.h

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/*
 | Author: Michael Schmidt;
 |         Gunnar Jehl 
 |
 | ************************* SOFTWARE LICENSE AGREEMENT ***********************
 | This source code is published under the BSD License.
 |
 | See file 'LICENSE.txt' that comes with this distribution or
 | http://dbis.informatik.uni-freiburg.de/index.php?project=GCX/license.php
 | for the full license agreement.
 |
 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 | POSSIBILITY OF SUCH DAMAGE.
 | ****************************************************************************
*/

#ifndef MISCFUNCTIONS_H
#define MISCFUNCTIONS_H

#include <sstream>
#include <math.h>
#include <string>
#include <errno.h>
#include "invalidcastexception.h"

using namespace std;

#define ROUND_TO_DECIMAL_PLACE 16

#define REPLACE_DECIMAL_POINT_BEFORE    true

#define REPLACE_DECIMAL_POINT_AFTER     false

class MiscFunctions {

  public:
    static long double getNumericFromString(const char *str);

    static const char *getStringFromNumerical(long double num);

    static long double getSummationFrom(long double left, long double right);

    static long double getSubtractionFrom(long double left, long double right);

    static long double getPowerFrom(long double base, long double exponent);

    static long double getRadicalFrom(long double base, long double radix);

    static long double getDivisionFrom(long double numerator,
                                       long double denominator);

    static long double getRoundFrom(long double num, unsigned places =
                                    ROUND_TO_DECIMAL_PLACE);

    static bool needsTrim(const char *s);

    static const char *trim(const char *s);
};

#endif // MISCFUNCTIONS_H

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