/*
 * 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 GAMEVIEW_H
#define GAMEVIEW_H

#include "game.h"

#include <QGraphicsView>
#include <QKeyEvent>

/**
 * @brief This class manages the drawing of each element of the Game instance.
 * It creates a GameScene instance associated to the given Game instance in order to manage the elements to be drawn at each moment of the game.
 */
class GameView : public QGraphicsView
{

    Q_OBJECT

public:

    /**
     * Creates a new GameView instance.
     * @param p_game the Game instance whose elements have to be drawn
     */
    explicit GameView(Game *p_game);

    /**
     * Deletes the GameView instance.
     */
    ~GameView();

    /**
     * Resizes the items when the view is resized.
     * @param p_event the resize event
     */
    void resizeEvent(QResizeEvent *p_event);

protected:

    /**
     * Manages the player actions by hanlding the key press events.
     * @param p_event the key press event
     */
    void keyPressEvent(QKeyEvent *p_event);

    /**
     * Pauses the game on focus lost.
     * @param p_event the focus event
     */
    void focusOutEvent(QFocusEvent *p_event);

signals:

    /**
     * Emitted on key press event for the Game instance
     * @param p_event the key press event
     */
    void keyPressed(QKeyEvent *p_event);
};

#endif