FvCircle.h

[詳解]

//  $Revision: 1.2 $
/*
    @file   FvCircle.h
    @brief  CFvCircle class interface
    @author FAST Corporation
*/

#ifndef     _FVCIRCLE_H_INCLUDED_
#define     _FVCIRCLE_H_INCLUDED_

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

#pragma pack(push,_FVCL_PACKING)

namespace FVCL
{

struct tagCIRCLE
{
    tagPNT      center;
    INT         radius;
};

struct tagDCIRCLE
{
    tagDPNT     center;
    DOUBLE      radius;
};

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

public:
    CFvCircle();
    CFvCircle( DOUBLE center_x, DOUBLE center_y, DOUBLE radius );
    CFvCircle( const FVCL::Data::CFvPoint& center, DOUBLE radius );
    CFvCircle( const FVCL::Data::CFvCircle& src );
    CFvCircle( const tagCIRCLE& src );
    CFvCircle( const tagDCIRCLE& src );
    CFvCircle( const CIRCLE_T& src );
    CFvCircle( const HCD_CIRCLE_T& src );
    virtual ~CFvCircle();

    enum { DataID = 15 };

    virtual INT GetDataID() const;
    virtual bool GetPointer( INT id, void** val ) const;
    
    // operator overload
    virtual CFvCircle& operator = ( const FVCL::Data::CFvCircle& src );
    virtual bool operator == ( const FVCL::Data::CFvCircle& src ) const;
    virtual bool operator != ( const FVCL::Data::CFvCircle& src ) const;

    virtual CFvCircle& operator = ( const tagCIRCLE& src );
    virtual CFvCircle& operator = ( const tagDCIRCLE& src );
    virtual CFvCircle& operator = ( const CIRCLE_T& src );
    virtual CFvCircle& operator = ( const HCD_CIRCLE_T& src );

    virtual operator tagCIRCLE() const;
    virtual operator tagDCIRCLE() const;
    virtual operator CIRCLE_T() const;
    virtual operator HCD_CIRCLE_T() const;

    CIRCLE_T ToCIRCLE_T() const;
    HCD_CIRCLE_T ToHCD_CIRCLE_T() const;

    void GetStructure( tagCIRCLE* data ) const;
    void GetStructure( tagDCIRCLE* data ) const;
    void GetStructure( CIRCLE_T* data ) const;

public:
    FVCL::Data::CFvPoint    center;     // Circle center point
    DOUBLE      radius;     // Circle radius
};

}   // Data

}   // FVCL

#pragma pack(pop)

#endif      //  _FV_Circle_H