mopoidpanel.h

一款大砖块的游戏

/*
* ============================================================================
*  Name     : TPanel from MopoidPanel.h
*  Part of  : Mopoid
*  Created  : 16.01.2004 by Andreas Jakl / Mopius - http://www.mopius.com/
*  Description:
*     Handles the panel.
*  Version  : 1.02
*  Copyright: 
*     'Mopoid' 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.
* 
*     'Mopoid' 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 'Mopoid'; if not, write to the Free Software
*     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
* ============================================================================
*/

#ifndef __MOPOIDBALL_H__
#define __MOPOIDBALL_H__

#include <e32std.h>
#include "MopoidSharedData.h"

/**
 * Stores position and movement information about the mopoid panel.
 */
class TPanel {
public:
	TPanel();
    
    /**
     * Set the speed of the panel according to the specified direction.
     */
    void KeyboardMove(MopoidShared::TDirection aDirection);
    
    /**
     * Set the speed of the panel directly.
     */
    void SetSpeed(TReal aSpeed);
    
    /**
     * Calculate the new position of the panel, using its current speed and
     * the time that has passed since the last frame.
     * @param aStep time difference to the last frame
     */
    void ConvertToPos(TReal aStep);

public:
    /**
     * Current screen position of the panel.
     */
	TPoint iPos;
    
    /**
     * Bitmap size of the panel.
     */
	TSize iSize;
    
    /**
     * Size of the panel bitmap divided by 2 (to speed up calculations which need this).
     */
    TSize iSizeHalf;
    
    /**
     * Current exact position of the panel (x-axis).
     */
    TReal iX;
    
    /**
     * Current exact position of the panel (y-axis).
     */
    TReal iVx;

};

#endif