tabfeaturesymbol.cpp

linux下一款GIS程序源码

// tabfeaturesymbol.cpp: implementation of the TABFeatureSymbol class.
//
//////////////////////////////////////////////////////////////////////

#include "tabfeaturesymbol.h"

#include "ugk_string.h"

/**********************************************************************
 *                   TABFeatureSymbol::TABFeatureSymbol()
 **********************************************************************/
TABFeatureSymbol::TABFeatureSymbol()
{
    static const TABSymbolDef csDefaultSymbol = MITAB_SYMBOL_DEFAULT;

    m_nSymbolDefIndex=-1;

    m_sSymbolDef = csDefaultSymbol;
}

/**********************************************************************
 *                   TABFeatureSymbol::~TABFeatureSymbol()
 **********************************************************************/
TABFeatureSymbol::~TABFeatureSymbol()
{

}



/**********************************************************************
 *                   ITABFeatureSymbol::GetSymbolStyleString()
 *
 *  Return a Symbol() string. All representations info for the Symbol are here.
 **********************************************************************/
const char *TABFeatureSymbol::GetSymbolStyleString(double dfAngle)
{
    const char *pszStyle = NULL;
    int    nUGKStyle  = 1;
    char szPattern[20];
    int nAngle = 0;
    
    szPattern[0] = '\0';
    
    if (m_sSymbolDef.nSymbolNo == 31)
      nUGKStyle = 0;
    else if (m_sSymbolDef.nSymbolNo == 32)
      nUGKStyle = 6;
    else if (m_sSymbolDef.nSymbolNo == 33)
    {
        nAngle = 45;
        nUGKStyle = 6;
    }
    else if (m_sSymbolDef.nSymbolNo == 34)
      nUGKStyle = 4;
    else if (m_sSymbolDef.nSymbolNo == 35)
      nUGKStyle = 10;
    else if (m_sSymbolDef.nSymbolNo == 36)
      nUGKStyle = 8;
    else if (m_sSymbolDef.nSymbolNo == 37)
    {
        nAngle = 180;
        nUGKStyle = 8;
    }
    else if (m_sSymbolDef.nSymbolNo == 38)
      nUGKStyle = 5;
    else if (m_sSymbolDef.nSymbolNo == 39)
    {
        nAngle = 45;
        nUGKStyle = 5;
    }
    else if (m_sSymbolDef.nSymbolNo == 40)
      nUGKStyle = 3;
    else if (m_sSymbolDef.nSymbolNo == 41)
      nUGKStyle = 9;
    else if (m_sSymbolDef.nSymbolNo == 42)
      nUGKStyle = 7;
    else if (m_sSymbolDef.nSymbolNo == 43)
    {
        nAngle = 180;
        nUGKStyle = 7;
    }
    else if (m_sSymbolDef.nSymbolNo == 44)
      nUGKStyle = 6;
    else if (m_sSymbolDef.nSymbolNo == 45)
      nUGKStyle = 8;
    else if (m_sSymbolDef.nSymbolNo == 46)
      nUGKStyle = 4;
    else if (m_sSymbolDef.nSymbolNo == 49)
      nUGKStyle = 1;
    else if (m_sSymbolDef.nSymbolNo == 50)
      nUGKStyle = 2;

    nAngle += (int)dfAngle;
    
    pszStyle=UGKSPrintf("SYMBOL(a:%d,c:#%6.6x,s:%dpt,id:\"mapinfo-sym-%d.ogr-sym-%d\")",
                        nAngle,
                        m_sSymbolDef.rgbColor,
                        m_sSymbolDef.nPointSize,
                        m_sSymbolDef.nSymbolNo,
                        nUGKStyle);
     
    return pszStyle;
    
}  



/**********************************************************************
 *                   ITABFeatureSymbol::DumpSymbolDef()
 *
 * Dump Symbol definition information.
 **********************************************************************/
void TABFeatureSymbol::DumpSymbolDef(FILE *fpOut /*=NULL*/)
{
    if (fpOut == NULL)
        fpOut = stdout;

    fprintf(fpOut, "  m_nSymbolDefIndex       = %d\n", m_nSymbolDefIndex);
    fprintf(fpOut, "  m_sSymbolDef.nRefCount  = %d\n", m_sSymbolDef.nRefCount);
    fprintf(fpOut, "  m_sSymbolDef.nSymbolNo  = %d\n", m_sSymbolDef.nSymbolNo);
    fprintf(fpOut, "  m_sSymbolDef.nPointSize = %d\n",m_sSymbolDef.nPointSize);
    fprintf(fpOut, "  m_sSymbolDef._unknown_  = %d\n", 
                                            (int)m_sSymbolDef._nUnknownValue_);
    fprintf(fpOut, "  m_sSymbolDef.rgbColor   = 0x%6.6x (%d)\n",
                                m_sSymbolDef.rgbColor, m_sSymbolDef.rgbColor);

    fflush(fpOut);
}