VTK
vtkAffineRepresentation.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkAffineRepresentation.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
39 #ifndef vtkAffineRepresentation_h
40 #define vtkAffineRepresentation_h
41 
42 #include "vtkInteractionWidgetsModule.h" // For export macro
44 
45 class vtkTransform;
46 
47 class VTKINTERACTIONWIDGETS_EXPORT vtkAffineRepresentation : public vtkWidgetRepresentation
48 {
49 public:
51 
55  void PrintSelf(ostream& os, vtkIndent indent) override;
57 
64  virtual void GetTransform(vtkTransform *t) = 0;
65 
67 
72  vtkSetClampMacro(Tolerance,int,1,100);
73  vtkGetMacro(Tolerance,int);
75 
76  // Enums define the state of the representation relative to the mouse pointer
77  // position. Used by ComputeInteractionState() to communicate with the
78  // widget.
80  {
81  Outside=0, Rotate, Translate, TranslateX, TranslateY, ScaleWEdge, ScaleEEdge,
82  ScaleNEdge, ScaleSEdge, ScaleNE, ScaleSW, ScaleNW, ScaleSE,
83  ShearEEdge, ShearWEdge, ShearNEdge, ShearSEdge,
84  MoveOriginX, MoveOriginY, MoveOrigin
85  };
86 
90  void ShallowCopy(vtkProp *prop) override;
91 
92 protected:
94  ~vtkAffineRepresentation() override;
95 
96  // The tolerance for selecting different parts of the widget.
97  int Tolerance;
98 
99  // The internal transformation matrix
101 
102 private:
104  void operator=(const vtkAffineRepresentation&) = delete;
105 };
106 
107 #endif
abstract superclass for all actors, volumes and annotations
Definition: vtkProp.h:52
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods for instances of this class.
void ShallowCopy(vtkProp *prop) override
Shallow copy of this vtkProp.
abstract class for representing affine transformation widgets
describes linear transformations via a 4x4 matrix
Definition: vtkTransform.h:60
abstract class defines interface between the widget and widget representation classes ...
a simple class to control print indentation
Definition: vtkIndent.h:39