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mask_base.hh
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1 //------------------------------------------------------------------------------
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3 //
4 // Copyright (C) 2008-2020 by the OpenStructure authors
5 // Copyright (C) 2003-2010 by the IPLT authors
6 //
7 // This library is free software; you can redistribute it and/or modify it under
8 // the terms of the GNU Lesser General Public License as published by the Free
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14 // details.
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19 //------------------------------------------------------------------------------
20 
21 /*
22  Authors: Andreas Schenk, Ansgar Philippsen
23 */
24 #ifndef MASK_BASE_HH_
25 #define MASK_BASE_HH_
26 
27 #include <ost/img/vecmat.hh>
28 #include "mask_base_fw.hh"
29 namespace ost {
30 namespace img
31 {
32 
33 class MaskVisitor;
34 
36 {
37 public:
38  MaskBase();
39  virtual ~MaskBase();
40  virtual MaskPtr Clone()=0;
41  virtual bool IsInside(const Vec2& v)=0;
42  bool IsOutside(const Vec2& v){return !IsInside(v);}
43  virtual void Shift(const Vec2& v)=0;
44  virtual void Expand(Real d)=0;
45  virtual void Shrink(Real d){Expand(-d);}
46  virtual void Scale(Real d)=0;
47 
48  // traverse mask hierarchy with a visitor
49  virtual void Apply(MaskVisitor& v)=0;
50 
51 };
52 
53 }}//ns
54 
55 #endif /*MASK_BASE_HH_*/
ImageStateConstModOPAlgorithm< ShiftFnc > Shift
Definition: alg_shift.hh:73
float Real
Definition: base.hh:44
boost::shared_ptr< MaskBase > MaskPtr
Definition: mask_base_fw.hh:28
virtual void Shrink(Real d)
Definition: mask_base.hh:45
bool IsOutside(const Vec2 &v)
Definition: mask_base.hh:42
#define DLLEXPORT_OST_IMG_BASE