145 lines
4.9 KiB
C++
145 lines
4.9 KiB
C++
/************************************************************************
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* fpoint.h - Point with an x and y coordinate *
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* *
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* This file is part of the Final Cut widget toolkit *
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* *
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* Copyright 2014-2017 Markus Gans *
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* *
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* The Final Cut is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* The Final Cut is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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************************************************************************/
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/* Standalone class
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* ════════════════
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*
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* ▕▔▔▔▔▔▔▔▔▏
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* ▕ FPoint ▏
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* ▕▁▁▁▁▁▁▁▁▏
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*/
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#ifndef FPOINT_H
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#define FPOINT_H
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//----------------------------------------------------------------------
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// class FPoint
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//----------------------------------------------------------------------
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#pragma pack(push)
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#pragma pack(1)
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class FPoint
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{
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public:
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// Constructors
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FPoint ();
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FPoint (const FPoint&); // copy constructor
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FPoint (int, int);
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// Destructor
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virtual ~FPoint();
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// Overloaded operators
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FPoint& operator = (const FPoint&);
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FPoint& operator += (const FPoint&);
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FPoint& operator -= (const FPoint&);
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friend inline bool operator == (const FPoint&, const FPoint&);
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friend inline bool operator != (const FPoint&, const FPoint&);
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friend inline FPoint operator + (const FPoint&, const FPoint&);
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friend inline FPoint operator - (const FPoint&, const FPoint&);
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friend inline FPoint operator - (const FPoint&);
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// Accessors
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virtual const char* getClassName();
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int getX() const;
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int getY() const;
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void setX (int);
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void setY (int);
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void setPoint (int, int);
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// Inquiry
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bool isNull() const;
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// Point references
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short& x_ref();
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short& y_ref();
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private:
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// Data Members
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short xpos;
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short ypos;
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};
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#pragma pack(pop)
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// FPoint inline functions
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//----------------------------------------------------------------------
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inline FPoint::FPoint()
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: xpos(0)
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, ypos(0)
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{ }
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//----------------------------------------------------------------------
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inline FPoint::FPoint (const FPoint& p) // copy constructor
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: xpos(p.xpos)
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, ypos(p.ypos)
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{ }
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//----------------------------------------------------------------------
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inline FPoint::FPoint (int x, int y)
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: xpos(short(x))
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, ypos(short(y))
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{ }
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//----------------------------------------------------------------------
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inline bool operator == (const FPoint& p1, const FPoint& p2)
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{ return p1.xpos == p2.xpos && p1.ypos == p2.ypos; }
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//----------------------------------------------------------------------
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inline bool operator != (const FPoint& p1, const FPoint& p2)
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{ return p1.xpos != p2.xpos || p1.ypos != p2.ypos; }
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//----------------------------------------------------------------------
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inline FPoint operator + (const FPoint& p1, const FPoint& p2)
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{ return FPoint(p1.xpos + p2.xpos, p1.ypos + p2.ypos); }
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//----------------------------------------------------------------------
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inline FPoint operator - (const FPoint& p1, const FPoint& p2)
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{ return FPoint(p1.xpos - p2.xpos, p1.ypos - p2.ypos); }
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//----------------------------------------------------------------------
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inline FPoint operator - (const FPoint& p)
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{ return FPoint(-p.xpos, -p.ypos); }
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//----------------------------------------------------------------------
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inline const char* FPoint::getClassName()
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{ return "FPoint"; }
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//----------------------------------------------------------------------
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inline int FPoint::getX() const
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{ return xpos; }
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//----------------------------------------------------------------------
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inline int FPoint::getY() const
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{ return ypos; }
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//----------------------------------------------------------------------
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inline short& FPoint::x_ref()
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{ return xpos; }
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//----------------------------------------------------------------------
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inline short& FPoint::y_ref()
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{ return ypos; }
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#endif // FPOINT_H
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