tabmapobjcustompoint.cpp

来自「linux下一款GIS程序源码」· C++ 代码 · 共 45 行

// tabmapobjcustompoint.cpp: implementation of the TABMAPObjCustomPoint class.
//
//////////////////////////////////////////////////////////////////////

#include "tabmapobjcustompoint.h"

#include "ugk_errhandle.h"

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

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

    poObjBlock->WriteByte(m_nUnknown_);  // ??? 
    poObjBlock->WriteByte(m_nCustomStyle); // 0x01=Show BG, 0x02=Apply Color
    poObjBlock->WriteIntCoord(m_nX, m_nY, IsCompressedType());

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

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

    return 0;
}