cxDoubleRange.h

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/*=========================================================================
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/*
 * sscDoubleRange.h
 *
 *  Created on: Jun 23, 2010
 *      Author: christiana
 */
#ifndef CXDOUBLERANGE_H_
#define CXDOUBLERANGE_H_

#include "cxResourceExport.h"

namespace cx
{

struct cxResource_EXPORT DoubleRange
{
        DoubleRange() :
                mMin(0), mMax(1), mStep(0.1)
        {
        }
        DoubleRange(double min, double max, double step) :
                mMin(min), mMax(max), mStep(step)
        {
        }
        double mMin;
        double mMax;
        double mStep;
        double min() const
        {
                return mMin;
        } 
        double max() const
        {
                return mMax;
        } 
        double step() const
        {
                return mStep;
        } 
        double resolution() const
        {
                return (mMax - mMin) / mStep;
        } 
        double range() const
        {
                return mMax - mMin;
        } 

        double constrainValue(double val)
        {
                if (val <= mMin)
                        return mMin;
                if (val >= mMax)
                        return mMax;
                return val;
        }
};

}
#endif /* CXDOUBLERANGE_H_ */