OpenBoard/src/domain/UBItem.h

/*
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef UBITEM_H
#define UBITEM_H

#include <QtGui>
#include "domain/UBGraphicsItemDelegate.h"
#include "core/UB.h"

class UBGraphicsScene;

class UBItem
{
    protected:

        UBItem();

    public:

        virtual ~UBItem();

        enum RenderingQuality
        {
            RenderingQualityNormal = 0, RenderingQualityHigh
        };

        virtual QUuid uuid() const
        {
                return mUuid;
        }

        virtual void setUuid(const QUuid& pUuid)
        {
                mUuid = pUuid;
        }

        virtual RenderingQuality renderingQuality() const
        {
            return mRenderingQuality;
        }

        virtual void setRenderingQuality(RenderingQuality pRenderingQuality)
        {
            mRenderingQuality = pRenderingQuality;
        }

        virtual UBItem* deepCopy() const = 0;

        virtual UBGraphicsScene* scene() // TODO UB 4.x should be pure virtual ...
        {
            return 0;
        }

        virtual QUrl sourceUrl() const
        {
            return mSourceUrl;
        }

        virtual void setSourceUrl(const QUrl& pSourceUrl)
        {
            mSourceUrl = pSourceUrl;
        }

    protected:

        QUuid mUuid;

        RenderingQuality mRenderingQuality;

        QUrl mSourceUrl;

};


class UBGraphicsItem
{
protected:

    UBGraphicsItem() : mDelegate(0)
    {
        // NOOP
    }
    UBGraphicsItemDelegate* mDelegate;

    virtual ~UBGraphicsItem()
    {
        // NOOP
    }

public:

    static void assignZValue(QGraphicsItem*, qreal value);
    virtual UBGraphicsItemDelegate *Delegate() const  = 0;

    virtual void remove() = 0;

    virtual void clearSource(){;}
};

#endif // UBITEM_H