File: elementitem.h

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/*
 * Copyright 2007-2008 Thomas Gallinari <tg8187@yahoo.fr>
 *
 * 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 ELEMENTITEM_H
#define ELEMENTITEM_H

#include <QGraphicsSvgItem>

#include "element.h"

/**
 * @brief This class is the graphical representation of a game Element.
 */
class ElementItem : public QGraphicsSvgItem
{

    Q_OBJECT

private:
    /** The Label containing the points won when eaten, to display on the scene */
    QGraphicsTextItem *m_pointsToDisplay = nullptr;

protected:

    /** The instance of Element the ElementItem will represent */
    Element *m_model = nullptr;

public:

    /**
     * Creates a new ElementItem instance.
     * @param p_model the Element model
     */
    explicit ElementItem(Element *p_model);

    /**
     * Deletes the ElementItem instance.
     */
    ~ElementItem() override;

    /**
     * Gets the Element model.
     * @return the model
     */
    Element *getModel() const;

    /**
     * Reimplement QGraphicsItem::shape() to return an ellipse to improve collisions.
     */
    QPainterPath shape() const override;

public Q_SLOTS:

    /**
     * Updates the ElementItem coordinates.
     * @param p_x the new x-coordinate
     * @param p_y the new y-coordinate
     */
    virtual void update(qreal p_x, qreal p_y);
};

#endif