/titania/Work/C/BlitzzEngine/include/beng/Scene.h

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/*
Copyright (c) 2009, Dan Hagerstrand and contributors
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 Cirrus Creative 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 OWNER 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.
*/

#ifndef BENG_ZONE_H
#define BENG_ZONE_H

#include <vector>

#include "BengFixedPoint.h"
#include "CString.h"
#include "Layer.h"
#include "System.h"

class BengLayer;


class BengScene {
    friend class BengLayer;
    friend class BengObject;
    friend class BengIGfx;

    private:

    BengSystem *system_;

    BengCString sceneName_;
    std::vector<BengLayer*> layerList_;
    std::vector<BengLayer*>::iterator layerIterator_;

    BengVector cameraPos_;
    int camOutputX_, camOutputY_, camOutputW_, camOutputH_;

    int layersForDeletion_;
    char deleteAll_;

    unsigned int mainLayer_;

    void purgeLayers_(void);

    public:

    BengScene(void);
    ~BengScene(void);

    BengSystem *getSystem(void);
    // TODO: Fixup with derivation of storage container class so that this funciton can be removed.
    void attachToSystem(BengSystem *parentsystem);

    const char *getName(void);
    void setName(const char *name);

    void addLayer(BengLayer *layer);
    void clearLayers(void);
    BengLayer *getLayer(int layernum);
    int getNumLayers(void);

    void setMainLayer(int mainlayer);

    void setCameraPos(BengFixed xIn, BengFixed yIn);
    void getCameraPos(BengVector &out);

    void setCameraRegion(int xIn, int yIn, int wIn, int hIn);
    void getCameraRegion(int &xOut, int &yOut, int &wOut, int &hOut);

    void doCameraPons(void);

    void process(void);

};

#endif

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