/***************************************************************************
 *   Project TupiTube Desk                                                 *
 *   Project Contact: info@tupitube.com                                    *
 *   Project Website: http://www.tupitube.com                              * 
 *                                                                         *
 *   Developers:                                                           *
 *   2025:                                                                 *
 *    Utopian Lab Development Team                                         *
 *   2010:                                                                 *
 *    Gustav Gonzalez                                                      *
 *   ---                                                                   *
 *   KTooN's versions:                                                     *
 *   2006:                                                                 *
 *    David Cuadrado                                                       *
 *    Jorge Cuadrado                                                       *
 *   2003:                                                                 *
 *    Fernado Roldan                                                       *
 *    Simena Dinas                                                         *
 *                                                                         *
 *   License:                                                              *
 *   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, see <http://www.gnu.org/licenses/>. *
 ***************************************************************************/

#ifndef TUPTWEENERSTEP_H
#define TUPTWEENERSTEP_H

#include "tglobal.h"
#include "tupabstractserializable.h"

#include <QPointF>
#include <QColor>
#include <QVector>

class TUPITUBE_EXPORT TupTweenerStep : public TupAbstractSerializable
{
    public:
        enum Type {
             None = 0,
             Motion = 1,
             Rotation = 2,
             Scale = 4,
             Shear = 8,
             Opacity = 16,
             Coloring = 32
        };
        
        TupTweenerStep(int idx);
        ~TupTweenerStep();
        
        void setPosition(const QPointF &pos);
        void setRotation(double angle);
        void setScale(double sx, double sy);
        void setShear(double sh, double sv);
        void setOpacity(double factor);
        void setColor(const QColor &c);
        
        QPointF getPosition() const;
        double getRotation() const;
        double horizontalScale() const;
        double verticalScale() const;
        double horizontalShear() const;
        double verticalShear() const;
        double getOpacity() const;
        QColor getColor() const;
        
        bool has(Type type) const;
        int getIndex() const;
    
        virtual QDomElement toXml(QDomDocument& doc) const;
        virtual void fromXml(const QString& xml);
        
    private:
        QPointF position;
        double rotation;
        double opacity;
        QColor color;

        struct PairF {
            double x;
            double y;
        } shear, scale;

        int flags;
        int index;
};

#endif
