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bbox.h
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C/C++ Source or Header
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2002-09-08
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2KB
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77 lines
#ifndef __WXBOUNDINGBOX_H__
#define __WXBOUNDINGBOX_H__
#if defined(__GNUG__) && !defined(__APPLE__)
#pragma interface "bbox.cpp"
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include "wx/matrix.h"
#include "wx/geometry.h"
enum OVERLAP {_IN,_ON,_OUT};
//Purpose The wxBoundingBox class stores one wxBoundingBox.
//The wxBoundingBox is defined by two coordiates,
//a upperleft coordinate and a lowerright coordinate.
class wxBoundingBox
{
public:
wxBoundingBox();
wxBoundingBox(wxBoundingBox&);
wxBoundingBox(const wxPoint2DDouble&);
wxBoundingBox(double xmin, double ymin, double xmax, double ymax);
bool And(wxBoundingBox*, double Marge = 0);
void EnLarge(const double Marge);
void Shrink(const double Marge);
void Expand(const wxPoint2DDouble& , const wxPoint2DDouble&);
void Expand(const wxPoint2DDouble&);
void Expand(double x,double y);
void Expand(const wxBoundingBox& bbox);
OVERLAP Intersect( wxBoundingBox &, double Marge = 0);
bool LineIntersect(const wxPoint2DDouble& begin, const wxPoint2DDouble& end );
bool PointInBox( const wxPoint2DDouble&, double Marge = 0);
bool PointInBox( double, double, double Marge = 0);
void Reset();
void Translate( wxPoint2DDouble& );
void MapBbox( const wxTransformMatrix& matrix);
double GetWidth() {return m_maxx-m_minx;};
double GetHeight(){return m_maxy-m_miny;};
bool GetValid() const;
void SetValid(bool);
void SetBoundingBox(const wxPoint2DDouble& a_point);
void SetMin(double, double);
void SetMax(double, double);
inline wxPoint2DDouble GetMin();
inline wxPoint2DDouble GetMax();
inline double GetMinX(){return m_minx;};
inline double GetMinY(){return m_miny;};
inline double GetMaxX(){return m_maxx;};
inline double GetMaxY(){return m_maxy;};
wxBoundingBox& operator+( wxBoundingBox& );
wxBoundingBox& operator=( const wxBoundingBox& );
protected:
//bounding box in world
double m_minx;
double m_miny;
double m_maxx;
double m_maxy;
bool m_validbbox;
};
#endif