viewData.h

/* Copyright (c) 2011-2012, Stefan Eilemann <eile@eyescale.ch> 
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *  
 * This library 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 Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef EQSEQUEL_VIEWDATA_H
#define EQSEQUEL_VIEWDATA_H

#include <seq/api.h>
#include <seq/types.h>
#include <co/serializable.h>               // base class

namespace seq
{
    class ViewData : public co::Serializable
    {
    public:
        SEQ_API ViewData();

        SEQ_API virtual ~ViewData();

        SEQ_API virtual bool handleEvent( const eq::ConfigEvent* event );

        SEQ_API void spinModel( const float x, const float y, const float z );

        SEQ_API void moveModel( const float x, const float y, const float z );

        SEQ_API void showStatistics( const bool on );

        SEQ_API void setOrtho( const bool on );

        virtual SEQ_API bool update();

        const Matrix4f& getModelMatrix() const { return _modelMatrix; }

        bool getStatistics() const { return _statistics; }

        bool useOrtho() const { return _ortho; }

    protected:
        virtual SEQ_API void serialize( co::DataOStream& os,
                                        const uint64_t dirtyBits );
        virtual SEQ_API void deserialize( co::DataIStream& is,
                                          const uint64_t dirtyBits );

    private:
        enum DirtyBits
        {
            DIRTY_MODELMATRIX = co::Serializable::DIRTY_CUSTOM << 0, // 1
            DIRTY_STATISTICS = co::Serializable::DIRTY_CUSTOM << 1, // 2
            DIRTY_ORTHO = co::Serializable::DIRTY_CUSTOM << 2 // 4
        };

        Matrix4f _modelMatrix;
        int32_t _spinX, _spinY;
        int32_t _advance;
        bool _statistics;
        bool _ortho;
    };
}
#endif // EQSEQUEL_VIEWDATA_H