/*
 * Copyright 2010-2012 Bart Kroon <bart@tarmack.eu>
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 Calculator_H
#define Calculator_H

#include "Provider.h"

typedef float (*calcFunct)(float val1, float val2);

class Calculator : public Provider
{
    Q_OBJECT
public:
    Calculator();
    ~Calculator();
public slots:
    QList<Application> getResults(QString query);
    int launch(QVariant selected);
private:
    QHash<char, calcFunct> functions;
    float calculate(QString query);

    void testCalc();
};

namespace
{
float add(float val1, float val2);
float substract(float val1, float val2);
float divide(float val1, float val2);
float multiply(float val1, float val2);
float power(float val1, float val2);
float modulo(float val1, float val2);
}

#endif // Calculator_H

// kate: indent-mode cstyle; space-indent on; indent-width 4; 
