source: golgotha/src/maxtool/sdk_inc/box2.h @ 80 Tweet

/**********************************************************************
 *<
        FILE: box2.h

        DESCRIPTION:

        CREATED BY: Dan Silva

        HISTORY:

 *>     Copyright (c) 1994, All Rights Reserved.
 **********************************************************************/

#ifndef _BOX2_H 

#define _BOX2_H 

#include "ipoint2.h"
#include "point2.h"
#include <windef.h>


class Box2: public RECT {
        public:
        DllExport Box2();
        DllExport Box2(const IPoint2 a, const IPoint2 b);
        DllExport int IsEmpty();
        DllExport void SetEmpty();
        DllExport void Rectify();   // makes top<bottom, left<right
        DllExport void Scale(float f);
        DllExport void Translate(IPoint2 t);

        IPoint2 GetCenter() { return IPoint2((left+right)/2, (top+bottom)/2); }
        int x() { return min(left,right); }
        int y() { return min(top,bottom); }
        int w() { return abs(right-left)+1; }
        int h() { return abs(bottom-top)+1; }
        
        void SetW(int w) { right = left + w -1; } 
        void SetH(int h) { bottom = top + h -1; } 
        void SetX(int x) { left = x; }
        void SetY(int y) { top = y; }
        void SetWH(int w, int h) { SetW(w); SetH(h); }
        void SetXY(int x, int y) { SetX(x); SetY(y); }

        DllExport Box2& operator=(const RECT& r);
        DllExport Box2& operator=(RECT& r);
        DllExport Box2& operator+=(const Box2& b);
        DllExport Box2& operator+=(const IPoint2& p);
        int operator==( const Box2& b ) const {         return (left==b.left && right==b.right && top==b.top && bottom==b.bottom); }
        DllExport int Contains(const IPoint2& p) const;  // is point in this box?
        };

typedef Box2 Rect;


struct FBox2 {
        Point2 pmin;
        Point2 pmax;
        int IsEmpty() { return pmin.x>pmax.x?1:0; }
        void SetEmpty() { pmin = Point2(1E30,1E30); pmax = -pmin; }
        FBox2& operator=(const FBox2& r) { pmin = r.pmin; pmax = r.pmax; return *this; }
        DllExport FBox2& operator+=(const Point2& p);
        DllExport FBox2& operator+=(const FBox2& b);
        DllExport int Contains(const Point2& p) const;  // is point in this box?
        };

#endif