tabmapobjpoint.cpp

linux下一款GIS程序源码

// tabmapobjpoint.cpp: implementation of the TABMAPObjPoint class.
//
//////////////////////////////////////////////////////////////////////

#include "tabmapobjpoint.h"

#include "ugk_errhandle.h"

/**********************************************************************
 *                   TABMAPObjPoint::ReadObj()
 *
 * Read Object information starting after the object id
 **********************************************************************/
int TABMAPObjPoint::ReadObj(TABMAPObjectBlock *poObjBlock)
{
//__TODO__  For now this is read directly in ReadGeometryFromMAPFile()
//          This will be implemented the day we support random update.
    return 0;
}

/**********************************************************************
 *                   TABMAPObjPoint::WriteObj()
 *
 * Write Object information with the type+object id
 *
 * Returns 0 on success, -1 on error.
 **********************************************************************/
int TABMAPObjPoint::WriteObj(TABMAPObjectBlock *poObjBlock)
{
    // Write object type and id
    TABMAPObjHdr::WriteObjTypeAndId(poObjBlock);

    poObjBlock->WriteIntCoord(m_nX, m_nY, IsCompressedType());

    poObjBlock->WriteByte(m_nSymbolId);      // Symbol index

    if (UGKGetLastErrorNo() != 0)
        return -1;

    return 0;
}