NeoGame.h

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//========================================================================
// Copyright (c) 2003-2011 Anael Seghezzi <www.maratis3d.com>
// Copyright (c) 20014-2015 Yannick Pflanzer <www.neo-engine.de>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
//    claim that you wrote the original software. If you use this software
//    in a product, an acknowledgment in the product documentation would
//    be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not
//    be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
//    distribution.
//
//========================================================================


#ifndef _NEO_GAME_H
#define _NEO_GAME_H

namespace Neo
{

class NEO_ENGINE_EXPORT SubGame
{
public:
    virtual void update(void) = 0;
    virtual void draw(void) = 0;

    virtual void onBegin(void) = 0;
    virtual void onEnd(void) = 0;
};

class NEO_ENGINE_EXPORT NeoGame
{
private:

    long int m_lastFrame;
    float m_frameDelta;
    bool m_isRunning;

    bool m_postEffectsEnabled;
    PostProcessor m_postProcessor;

    std::vector<SubGame*> m_subGames;

public:

    NeoGame(void);
    virtual ~NeoGame(void);

public:

    inline float getFrameDelta() { return m_frameDelta; }

    // is running
    inline bool isRunning(void){ return m_isRunning; }

    // post effects
    inline bool hasPostEffects(void){ return m_postEffectsEnabled; }
    inline void enablePostEffects() { m_postEffectsEnabled = true; }
    inline void disablePostEffects() { m_postEffectsEnabled = false; }

    inline PostProcessor* getPostProcessor() { return &m_postProcessor; }

    // begin / end
    void begin(void) { onBegin(); onBeginLevel(); onBeginScene(); m_isRunning = true; }
    void end(void) { onEndScene(); onEndLevel(); onEnd(); m_isRunning = false; }

    // events
    virtual void update(void);
    virtual void draw(void);

    virtual void onBegin(void);

    virtual void onEnd(void);

    virtual void onBeginLevel(void) { }
    virtual void onEndLevel(void){}

    virtual void onBeginScene(void);
    virtual void onEndScene(void);

    void registerSubGame(SubGame* g)
    {
        if(g)
            m_subGames.push_back(g);
    }
};
}
#endif