coordinatesystemnode.cpp

来自「最新osg包」· C++ 代码 · 共 81 行

/**********************************************************************
 *
 *    FILE:            CoordinateSystemNode.cpp
 *
 *    DESCRIPTION:    Read/Write osg::CoordinateSystemNode in binary format to disk.
 *
 *    CREATED BY:        Auto generated by iveGenerator
 *                    and later modified by Rune Schmidt Jensen.
 *
 *    HISTORY:        Created 9.4.2003
 *
 *    Copyright 2003 VR-C
 **********************************************************************/

#include "Exception.h"
#include "CoordinateSystemNode.h"
#include "EllipsoidModel.h"
#include "Group.h"

using namespace ive;

void CoordinateSystemNode::write(DataOutputStream* out)
{
    // Write CoordinateSystemNode's identification.
    out->writeInt(IVECOORDINATESYSTEMNODE);
    // 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("CoordinateSystemNode::write(): Could not cast this osg::CoordinateSystemNode to an osg::Group.");
       // Write CoordinateSystemNode's properties.

        out->writeString(getFormat());
        out->writeString(getCoordinateSystem());

        out->writeBool(getEllipsoidModel()!=0);
        if(getEllipsoidModel())
        {
            ((ive::EllipsoidModel*)(getEllipsoidModel()))->write(out);
        }

}

void CoordinateSystemNode::read(DataInputStream* in){
    // Peek on CoordinateSystemNode's identification.
    int id = in->peekInt();
    if(id == IVECOORDINATESYSTEMNODE)
    {
        // Read CoordinateSystemNode's identification.
        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("CoordinateSystemNode::read(): Could not cast this osg::CoordinateSystemNode to an osg::Group.");
        // Read CoordinateSystemNode's properties

        // Read format string
        setFormat( in->readString());

        // Read coord string
        setCoordinateSystem( in->readString());

        bool readEllipsoidModel = in->readBool();
        if (readEllipsoidModel)
        {
            osg::EllipsoidModel* em = new osg::EllipsoidModel();
            ((ive::EllipsoidModel*)(em))->read(in);
            setEllipsoidModel(em);
        }

    }
    else{
        throw Exception("CoordinateSystemNode::read(): Expected CoordinateSystemNode identification.");
    }
}