animationmodel.h

/***************************************************************************
 *   Copyright (C) 2005 by Bjoern Erik Nilsen & Fredrik Berg Kjoelstad     *
 *   bjoern_erik_nilsen@hotmail.com & fredrikbk@hotmail.com                *
 *                                                                         *
 *   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, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#ifndef ANIMATIONMODEL_H
#define ANIMATIONMODEL_H

#include "src/config.h"
#include "src/presentation/observer.h"
#include "src/presentation/frontends/frontend.h"
#include "src/technical/video/videoencoder.h"
#include "frame.h"

#include <cstring>
#include <vector>

using namespace std;

class AnimationModel
{
public:
        AnimationModel();
        virtual ~AnimationModel();

        void attatch(Observer *o);
        
        void detatch(Observer *o);
        
        void registerFrontend(Frontend *frontend);
        
        Frontend* getFrontend();
        
        void notifyAdd(const vector<char*>& frames, unsigned int index);
        
        void notifyRemove(unsigned int fromFrame, unsigned int toFrame);
        
        void notifyMove(unsigned int fromFrame, unsigned int toFrame, unsigned int movePosition);
        
        void notifyNewActiveFrame(int frameNumber);
        
        void notifyClear();
        
        void notifyPlayFrame(int frameNumber);
                
        void notifyNewScene(int index);
        
        void notifyRemoveScene(int sceneNumber);
        
        void notifyMoveScene(int sceneNumber, int movePosition);
        
        void notifyNewActiveScene(int sceneNumber, vector<char*> framePaths, 
                        Frontend *frontend);
        
        void notifyAnimationChanged(int frameNumber);
        
        virtual const vector<char*> addFrames(const vector<char*>& frameNames, 
                        unsigned int index) = 0;
         
        virtual const vector<char*> removeFrames(       unsigned int fromFrame, 
                                                                                                unsigned int toFrame) = 0;
        
        virtual void moveFrames(unsigned int fromFrame, unsigned int toFrame, 
                        unsigned int movePosition) = 0;
        
        virtual int addSound(unsigned int frameNumber, const char *filename) = 0;
        
        virtual void removeSound(unsigned int frameNumber, unsigned int soundNumber) = 0;
        
        virtual void setSoundName(unsigned int frameNumber, unsigned int soundNumber,
                        char* soundName) = 0;
        
        virtual Frame* getFrame(unsigned int frameNumber, unsigned int sceneNumber) = 0;
        
        virtual Frame* getFrame(unsigned int frameNumber) = 0;
        
        virtual unsigned int getModelSize() = 0;
        
        virtual unsigned int getSceneSize(int sceneNumber) = 0;
        
        virtual unsigned int getNumberOfScenes() = 0;
        
        virtual void setActiveFrame(int frameNumber) = 0;
          
        virtual void playFrame(int frameNumber) = 0;
         
        virtual int getActiveFrameNumber() = 0;
          
         
        virtual void clear() = 0; 
        
        virtual const char* getProjectFile() = 0;
        
        virtual bool openProject(const char *filename) = 0;
        
        virtual bool saveProject(const char *filename) = 0;
        
        virtual bool newProject() = 0;
        
        virtual bool isUnsavedChanges() = 0;
        
        virtual void setActiveScene(int sceneNumber) = 0;
        
        virtual int getActiveSceneNumber() = 0;
        
        virtual void newScene(int index) = 0;
        
        virtual void removeScene(int sceneNumber) = 0;
        
        virtual void moveScene(int sceneNumber, int movePosition) = 0;
        
        virtual bool initAudioDevice() = 0;
        
        virtual void shutdownAudioDevice() = 0;
        
        virtual void animationChanged(const char *alteredFile) = 0;
        
        virtual bool exportToVideo(VideoEncoder *encoder) = 0;
        
        virtual bool exportToCinerella(const char *file) = 0;
        
protected:
        Frontend *frontend;
         
private:
        vector<Observer*> observers;
};

#endif

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