coVRIOReader.h

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/* This file is part of COVISE.

   You can use it under the terms of the GNU Lesser General Public License
   version 2.1 or later, see lgpl-2.1.txt.

 * License: LGPL 2+ */

#ifndef COVRIOREADER_H
#define COVRIOREADER_H

#include <osg/Node>

#include <list>
#include <string>

#include <cover/coVRIOBase.h>

namespace opencover
{
class COVEREXPORT coVRIOReader : public virtual coVRIOBase
{
public:
    coVRIOReader();
    virtual ~coVRIOReader();

    enum IOStatus
    {
        Idle = 0x00,
        Loading,
        Finished,
        Failed
    };

    virtual osg::Node *load(const std::string &location, osg::Group *group = 0) = 0;

    virtual bool canLoadParts() const = 0;

    virtual bool canUnload() const = 0;

    virtual bool inLoading() const = 0;

    virtual IOStatus loadPart(const std::string &location, osg::Group *group = 0);

    virtual osg::Node *getLoaded();

    virtual bool unload(osg::Node *node);

    virtual const std::list<std::string> &getSupportedReadMimeTypes() const;
    virtual const std::list<std::string> &getSupportedReadFileExtensions() const;

    virtual bool isReader() const
    {
        return true;
    }

protected:
    std::list<std::string> supportedReadFileTypes;
    std::list<std::string> supportedReadFileExtensions;
};
}
#endif // COVRIOREADER_H