Program Listing for File EasingBase.cpp

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/*
 * Easing Functions: Copyright (c) 2010 Andy Brown
 * http://www.andybrown.me.uk
 *
 * This work is licensed under a Creative Commons
 * Attribution_ShareAlike 3.0 Unported License.
 * http://creativecommons.org/licenses/by_sa/3.0/
 */

#include "EasingBase.h"

/*
 * Default constructor
 */

EasingBase::EasingBase()
{
    _change = 0;
    _type = EASE_IN;
}

EasingBase::EasingBase(easingType_t type_)
{
    _change = 0;
    _type = type_;
}

EasingBase::~EasingBase()
{

}

void EasingBase::setType(easingType_t type_)
{
    _type = type_;
}

NUMBER EasingBase::ease(NUMBER time_) const
{
    switch (_type)
    {
    case EASE_IN:
        return easeIn(time_);
        break;
    case EASE_OUT:
        return easeOut(time_);
        break;
    case EASE_IN_OUT:
        return easeInOut(time_);
        break;
    default:
        return 0;
        break;
    }
}


/*
 * Set the duration
 */

void EasingBase::setDuration(NUMBER duration_)
{
    _duration=duration_;
}


/*
 * Set the total change in position
 */

void EasingBase::setTotalChangeInPosition(NUMBER totalChangeInPosition_)
{
    _change=totalChangeInPosition_;
}