/**********************************************************************
 *
 *    FILE:            MatrixTransform.cpp
 *
 *    DESCRIPTION:    Read/Write osg::MatrixTransform in binary format to disk.
 *
 *    CREATED BY:        Auto generated by iveGenerated
 *                    and later modified by Rune Schmidt Jensen.
 *
 *    HISTORY:        Created 17.3.2003
 *
 *    Copyright 2003 VR-C
 **********************************************************************/

#include "Exception.h"
#include "MatrixTransform.h"
#include "Group.h"

using namespace ive;

void MatrixTransform::write(DataOutputStream* out){
    // Write MatrixTransform's identification.
    out->writeInt(IVEMATRIXTRANSFORM);

    // If the osg class is inherited by any other class we should also write this to file.
    osg::Group*  group = dynamic_cast<osg::Group*>(this);
    if(group){
        ((ive::Group*)(group))->write(out);
    }
    else
        throw Exception("MatrixTransform::write(): Could not cast this osg::MatrixTransform to an osg::Group.");


    // Write MatrixTransform's properties.
    out->writeMatrixd(getMatrix());
}

void MatrixTransform::read(DataInputStream* in){
    // Read MatrixTransform's identification.
    int id = in->peekInt();
    if(id == IVEMATRIXTRANSFORM){
        // Code to read MatrixTransform's properties.
        id = in->readInt();
        // If the osg class is inherited by any other class we should also read this from file.
        osg::Group*  group = dynamic_cast<osg::Group*>(this);
        if(group){
            ((ive::Group*)(group))->read(in);
        }
        else
            throw Exception("MatrixTransform::read(): Could not cast this osg::MatrixTransform to an osg::Group.");

        // Read matrix
        setMatrix(in->readMatrixd());
    }
    else{
        throw Exception("MatrixTransform::read(): Expected MatrixTransform identification");
    }
}