framebar.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 FRAMEBAR_H
#define FRAMEBAR_H

#include "src/config.h"
#include "src/presentation/observer.h"
#include "src/domain/animation/animationmodel.h"
#include "src/domain/animation/frame.h"
#include "thumbview.h"
#include "framepreferencesmenu.h"

#include <vector>
#include <qscrollview.h>
#include <qhbox.h>

class ThumbView;

class FrameBar : public QScrollView, public Observer
{
        Q_OBJECT
public:
        FrameBar(QWidget *parent = 0);
        
        ~FrameBar();
        
        void updateAdd(const vector<char*>& frames, unsigned int index, Frontend *frontend);
        
        void updateRemove(unsigned int fromFrame, unsigned int toFrame);
        
        void updateMove(unsigned int fromFrame, unsigned int toFrame, unsigned int movePosition);
        
        void updateNewActiveFrame(int frameNumber);
        
        void updateClear();
        
        void updatePlayFrame(int frameNumber);
        
        void updateNewScene(int index);
        
        void updateRemoveScene(int sceneNumber);
        
        void updateMoveScene(int sceneNumber, int movePosition);
        
        void updateNewActiveScene(int sceneNumber, vector<char*> framePaths,
                        Frontend *frontend);
        
        void updateAnimationChanged(int frameNumber);
        
        void setSelecting(bool selecting);
        
        bool isSelecting();
        
        void setSelection(int selectionFrame);
        
        int getSelectionFrame();
        
        void setPreferencesMenu(FramePreferencesMenu *preferencesMenu);
        
        void showPreferencesMenu();
        
        int getMovingScene();
        
        void setMovingScene(int movingScene);
        
        void setOpeningScene(bool openingScene);
        
        bool isOpeningScene();
protected:
        
        void contentsDragEnterEvent(QDragEnterEvent * event);
        
        void contentsDropEvent(QDropEvent * event);
        
        void resizeEvent (QResizeEvent *event);
        
public slots:
        void frameSoundsChanged();
        
signals:
        //The signals in the framebar is used for signaling small widget,
        //who are deemed to unsignificant to be observers, of changes in
        //the framebar/model. A bit hacky and should be in it's own widget.
        void newActiveFrame( const QString & );
        void newActiveFrame( int value );
        void modelSizeChanged( int modelSize );
        
private:
        int FRAMEBAR_HEIGHT;
        
        vector<ThumbView*>thumbViews;
        
        int activeFrame;
        
        int activeScene;
        
        int movingScene;
        
        int selectionFrame;
        
        bool selecting;
        
        bool openingScene;
        
        FramePreferencesMenu *preferencesMenu;
        
        void addFrame(Frame* frame, unsigned int index);
         
        void addFrames(const vector<char*>& frames, unsigned int index, 
                        Frontend *frontend);
        
        void removeFrames(unsigned int fromFrame, unsigned int toFrame);
        
        void moveFrames(unsigned int fromFrame, unsigned int toFrame, 
                        unsigned int movePosition);
        
        void setActiveFrame(int frameNumber);
        
        void newScene(int index);
        
        void removeScene(int sceneNumber);
        
        void moveScene(int sceneNumber, int movePosition);
        
        void setActiveScene(int sceneNumber, vector<char*> framePaths,
                        Frontend *frontend);
        
        void moveThumbView(unsigned int fromPosition, unsigned int toPosition);
};

#endif

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