VTK
vtkAngleWidget.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkAngleWidget.h,v
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 =========================================================================*/
74 #ifndef vtkAngleWidget_h
75 #define vtkAngleWidget_h
76 
77 #include "vtkInteractionWidgetsModule.h" // For export macro
78 #include "vtkAbstractWidget.h"
79 
81 class vtkHandleWidget;
82 class vtkAngleWidgetCallback;
83 
84 
85 class VTKINTERACTIONWIDGETS_EXPORT vtkAngleWidget : public vtkAbstractWidget
86 {
87 public:
91  static vtkAngleWidget *New();
92 
94 
98  void PrintSelf(ostream& os, vtkIndent indent) override;
100 
106  void SetEnabled(int) override;
107 
114  {this->Superclass::SetWidgetRepresentation(reinterpret_cast<vtkWidgetRepresentation*>(r));}
115 
120 
125  {return reinterpret_cast<vtkAngleRepresentation*>(this->WidgetRep);}
126 
132 
138 
145  enum {Start=0,Define,Manipulate};
146 
148 
158  virtual void SetWidgetStateToStart();
161 
165  virtual int GetWidgetState()
166  {return this->WidgetState;}
167 
168 protected:
170  ~vtkAngleWidget() override;
171 
172  // The state of the widget
175 
176  // Callback interface to capture events when
177  // placing the widget.
181 
182  // The positioning handle widgets
186  vtkAngleWidgetCallback *AngleWidgetCallback1;
187  vtkAngleWidgetCallback *AngleWidgetCenterCallback;
188  vtkAngleWidgetCallback *AngleWidgetCallback2;
189 
190  // Methods invoked when the handles at the
191  // end points of the widget are manipulated
192  void StartAngleInteraction(int handleNum);
193  void AngleInteraction(int handleNum);
194  void EndAngleInteraction(int handleNum);
195 
196  friend class vtkAngleWidgetCallback;
197 
198 private:
199  vtkAngleWidget(const vtkAngleWidget&) = delete;
200  void operator=(const vtkAngleWidget&) = delete;
201 };
202 
203 #endif
vtkAngleWidget
measure the angle between two rays (defined by three points)
Definition: vtkAngleWidget.h:86
vtkAngleWidget::CreateDefaultRepresentation
void CreateDefaultRepresentation() override
Create the default widget representation if one is not set.
vtkAngleWidget::New
static vtkAngleWidget * New()
Instantiate this class.
vtkAngleWidget::SetEnabled
void SetEnabled(int) override
The method for activating and deactivating this widget.
vtkHandleWidget
a general widget for moving handles
Definition: vtkHandleWidget.h:77
vtkAngleWidget::Point1Widget
vtkHandleWidget * Point1Widget
Definition: vtkAngleWidget.h:183
vtkAbstractWidget.h
vtkAngleWidget::StartAngleInteraction
void StartAngleInteraction(int handleNum)
vtkAngleWidget::MoveAction
static void MoveAction(vtkAbstractWidget *)
vtkAngleWidget::vtkAngleWidget
vtkAngleWidget()
vtkWidgetRepresentation
abstract class defines interface between the widget and widget representation classes
Definition: vtkWidgetRepresentation.h:61
vtkAbstractWidget::WidgetRep
vtkWidgetRepresentation * WidgetRep
Definition: vtkAbstractWidget.h:174
vtkAngleWidget::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkAngleWidget::GetAngleRepresentation
vtkAngleRepresentation * GetAngleRepresentation()
Return the representation as a vtkAngleRepresentation.
Definition: vtkAngleWidget.h:124
vtkAngleWidget::IsAngleValid
vtkTypeBool IsAngleValid()
A flag indicates whether the angle is valid.
vtkAbstractWidget
define the API for widget / widget representation
Definition: vtkAbstractWidget.h:64
vtkAngleWidget::AngleWidgetCallback1
vtkAngleWidgetCallback * AngleWidgetCallback1
Definition: vtkAngleWidget.h:186
vtkAngleWidget::CurrentHandle
int CurrentHandle
Definition: vtkAngleWidget.h:174
vtkAngleWidget::Point2Widget
vtkHandleWidget * Point2Widget
Definition: vtkAngleWidget.h:185
vtkAngleWidget::~vtkAngleWidget
~vtkAngleWidget() override
vtkAngleWidget::GetWidgetState
virtual int GetWidgetState()
Return the current widget state.
Definition: vtkAngleWidget.h:165
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:40
vtkAngleWidget::EndAngleInteraction
void EndAngleInteraction(int handleNum)
vtkAngleWidget::SetWidgetStateToStart
virtual void SetWidgetStateToStart()
Set the state of the widget.
vtkAngleWidget::EndSelectAction
static void EndSelectAction(vtkAbstractWidget *)
vtkAngleWidget::SetWidgetStateToManipulate
virtual void SetWidgetStateToManipulate()
vtkAngleWidget::AngleWidgetCenterCallback
vtkAngleWidgetCallback * AngleWidgetCenterCallback
Definition: vtkAngleWidget.h:187
vtkAngleWidget::AngleWidgetCallback2
vtkAngleWidgetCallback * AngleWidgetCallback2
Definition: vtkAngleWidget.h:188
vtkAngleWidget::AngleInteraction
void AngleInteraction(int handleNum)
vtkAngleWidget::CenterWidget
vtkHandleWidget * CenterWidget
Definition: vtkAngleWidget.h:184
vtkAngleWidget::WidgetState
int WidgetState
Definition: vtkAngleWidget.h:173
vtkAngleWidget::AddPointAction
static void AddPointAction(vtkAbstractWidget *)
vtkAngleWidget::SetRepresentation
void SetRepresentation(vtkAngleRepresentation *r)
Specify an instance of vtkWidgetRepresentation used to represent this widget in the scene.
Definition: vtkAngleWidget.h:113
vtkAngleWidget::SetProcessEvents
void SetProcessEvents(vtkTypeBool) override
Methods to change the whether the widget responds to interaction.
vtkTypeBool
int vtkTypeBool
Definition: vtkABI.h:69
vtkAngleRepresentation
represent the vtkAngleWidget
Definition: vtkAngleRepresentation.h:40