cxDoublePropertyBase.h

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/*=========================================================================
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Copyright (c) 2008-2014, SINTEF Department of Medical Technology
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/*
 * sscDoubleProperty.h
 *
 *  Created on: Jun 23, 2010
 *      Author: christiana
 */
#ifndef CXDOUBLEPROPERTYBASE_H_
#define CXDOUBLEPROPERTYBASE_H_

#include "cxResourceExport.h"

#include <boost/shared_ptr.hpp>
#include <QString>
#include <QObject>
#include "cxDoubleRange.h"
#include "cxProperty.h"

namespace cx
{

class cxResource_EXPORT DoublePropertyBase: public Property
{
Q_OBJECT
public:
        DoublePropertyBase() : mGuiRepresentation(grSPINBOX){}
        virtual ~DoublePropertyBase(){}

public:
        enum GuiRepresentation
        {
                grSPINBOX,
                grSLIDER,
                grDIAL
        };

        // basic methods
        virtual QString getDisplayName() const = 0; 

        virtual QVariant getValueAsVariant() const
        {
                return QVariant(this->getValue());
        }
        virtual void setValueFromVariant(QVariant val)
        {
                this->setValue(val.toDouble());
        }


        virtual QString getUid() const { return this->getDisplayName()+"_uid"; }
        virtual bool setValue(double value) = 0; 
        virtual double getValue() const = 0; 

        virtual void setGuiRepresentation(GuiRepresentation type) { mGuiRepresentation = type; };
        virtual GuiRepresentation getGuiRepresentation() { return mGuiRepresentation; };

public:
        // optional methods
        virtual QString getHelp() const
        {
                return QString();
        } 
        virtual DoubleRange getValueRange() const
        {
                return DoubleRange(0, 1, 0.01);
        } 
        virtual double convertInternal2Display(double internal)
        {
                return internal;
        } 
        virtual double convertDisplay2Internal(double display)
        {
                return display;
        } 
        virtual int getValueDecimals() const
        {
                return 0;
        } 

protected:
    GuiRepresentation mGuiRepresentation;

};
typedef boost::shared_ptr<DoublePropertyBase> DoublePropertyBasePtr;

class cxResource_EXPORT DoublePropertyNull: public DoublePropertyBase
{
Q_OBJECT

public:
        virtual ~DoublePropertyNull()
        {
        }
        virtual QString getDisplayName() const
        {
                return "dummy";
        }
        virtual bool setValue(double value)
        {
                return false;
        }
        virtual double getValue() const
        {
                return 0;
        }
        virtual void connectValueSignals(bool on)
        {
        }
};

}

#endif /* CXDOUBLEPROPERTYBASE_H_ */