tabmapobjrectellipse.cpp

来自「linux下一款GIS程序源码」· C++ 代码 · 共 59 行

// tabmapobjrectellipse.cpp: implementation of the TABMAPObjRectEllipse class.
//
//////////////////////////////////////////////////////////////////////

#include "tabmapobjrectellipse.h"

#include "ugk_errhandle.h"

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

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

    if (m_nType == TAB_GEOM_ROUNDRECT || 
        m_nType == TAB_GEOM_ROUNDRECT_C)
    {
        if (IsCompressedType())
        {
            poObjBlock->WriteInt16(m_nCornerWidth);
            poObjBlock->WriteInt16(m_nCornerHeight);
        }
        else
        {
            poObjBlock->WriteInt32(m_nCornerWidth);
            poObjBlock->WriteInt32(m_nCornerHeight);
        }
    }

    poObjBlock->WriteIntMBRCoord(m_nMinX, m_nMinY, m_nMaxX, m_nMaxY, 
                                 IsCompressedType());

    poObjBlock->WriteByte(m_nPenId);      // Pen index
    poObjBlock->WriteByte(m_nBrushId);      // Brush index

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

    return 0;
}