examples/SFExamples/RockPaperScissorsGameSourceCode_S60/RPS/inc/rpsGameEngine.h

/*
Copyright (c) 2002-2011 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice, this
  list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
  this list of conditions and the following disclaimer in the documentation
  and/or other materials provided with the distribution.
* Neither the name of Nokia Corporation nor the names of its contributors
  may be used to endorse or promote products derived from this software
  without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Description:  
*/ 

#ifndef __RPSGAMEENGINE_H__
#define __RPSGAMEENGINE_H__

// INCLUDES
#include "rpsappview.h"
#include "rpsGameScreens.h"
#include "commoninterfaces.h"

class CInactivityTimer;

// CLASS DECLARATION
class MEngineObserver
        {
public:
        virtual void UpdateScreen()=0;
        };
                
//-----------------------------------------------------------
class CRpsGameEngine : public CBase, public MAppViewObserver
                                                                         
        {
public: // Construction methods

        static CRpsGameEngine* NewL(MEngineObserver& aObs);

        virtual ~CRpsGameEngine();

public: //From MAppViewObserver
        void FocusChanged(TBool aFocus);
        
        void KeyEvent(TUint& aKeyState);
        
        void DrawGameScreen();
        
public: 
        static TInt Tick(TAny* aCallback);
        
        void StartHeartbeat();
        
        void StopHeartbeat(TBool aTimedOut = EFalse);
        
        void PauseGame();
        
        void UnpauseGame();
                        
private: // Construction and methods that leave

        void ConstructL();

        CRpsGameEngine(MEngineObserver& aObs);
        
private:                        
        
        void GameLoop();
        
private:
        MEngineObserver& iObs;
        
        CPeriodic* iPeriodicTimer;
        
        CInactivityTimer* iInactivity;
        
        CGameScreenManager* iGameScreenMgr;
                
        };

#endif // __RPSGAMEENGINE_H__

// End of File

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