FvLineSegment.h

[詳解]

//  $Revision: 1.1 $
/*
    @file   FvLineSegment.h
    @brief  FVCL::Data::CFvLineSegment class interface
    @author FAST Corporation
*/

#ifndef     _FV_LINESEGMENT_H
#define     _FV_LINESEGMENT_H

#include "FvDataObject.h"
#include "FvPoint.h"
#include "FvLine.h"

#pragma pack(push,_FVCL_PACKING)

namespace FVCL
{

struct tagSGMT
{
    tagPNT  st;
    tagPNT  ed;
};

struct tagDSGMT
{
    tagDPNT st;
    tagDPNT ed;
};

namespace Data
{
class FVCL_API CFvLineSegment : public CFvDataObject
{
private:
    void _Constructor();

public:
    CFvLineSegment();
    CFvLineSegment( const FVCL::Data::CFvPoint &st, const FVCL::Data::CFvPoint &ed );
    CFvLineSegment( DOUBLE xs, DOUBLE ys, DOUBLE xe, DOUBLE ye );
    CFvLineSegment( const FVCL::Data::CFvLineSegment& src );
    CFvLineSegment( const tagSGMT& src );
    CFvLineSegment( const tagDSGMT& src );
    CFvLineSegment( const SGMT_T& src );
    CFvLineSegment( const DSGMT_T& src );
    virtual ~CFvLineSegment();

    enum { DataID = 13 };

    virtual INT GetDataID() const;
    virtual bool GetPointer( INT id, void** val ) const;
    
    bool GetLine( CFvLine* line ) const;
    
    // operator overload
    virtual CFvLineSegment& operator = ( const FVCL::Data::CFvLineSegment& src );
    virtual CFvLineSegment& operator = ( const tagSGMT& src );
    virtual CFvLineSegment& operator = ( const tagDSGMT& src );
    virtual CFvLineSegment& operator = ( const SGMT_T& src );
    virtual CFvLineSegment& operator = ( const DSGMT_T& src );

    virtual bool operator == ( const FVCL::Data::CFvLineSegment& src ) const;
    virtual bool operator != ( const FVCL::Data::CFvLineSegment& src ) const;

    virtual operator tagSGMT() const;
    virtual operator tagDSGMT() const;
    virtual operator SGMT_T() const;
    virtual operator DSGMT_T() const;

    CFvLine ToCFvLine() const;
    SGMT_T ToSGMT_T() const;
    DSGMT_T ToDSGMT_T() const;

    void GetStructure( tagSGMT* data ) const;
    void GetStructure( tagDSGMT* data ) const;
    void GetStructure( SGMT_T* data ) const;
    void GetStructure( DSGMT_T* data ) const;

public:
    // value
    FVCL::Data::CFvPoint    st;
    FVCL::Data::CFvPoint    ed;
};

}   // Data

}   // FVCL

#pragma pack(pop)

#endif      //  _FV_LINESEGMENT_H