VTK
vtkSeedWidget.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkSeedWidget.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 =========================================================================*/
70 #ifndef vtkSeedWidget_h
71 #define vtkSeedWidget_h
72 
73 #include "vtkInteractionWidgetsModule.h" // For export macro
74 #include "vtkAbstractWidget.h"
75 
77 class vtkHandleWidget;
78 class vtkSeedList;
80 
81 
82 class VTKINTERACTIONWIDGETS_EXPORT vtkSeedWidget : public vtkAbstractWidget
83 {
84 public:
88  static vtkSeedWidget *New();
89 
91 
95  void PrintSelf(ostream& os, vtkIndent indent) override;
97 
103  void SetEnabled(int) override;
104 
109  void SetCurrentRenderer( vtkRenderer * ) override;
110 
115  void SetInteractor( vtkRenderWindowInteractor * ) override;
116 
123  {
124  this->Superclass::SetWidgetRepresentation(
125  reinterpret_cast<vtkWidgetRepresentation*>(rep) );
126  }
127 
132  {return reinterpret_cast<vtkSeedRepresentation*>(this->WidgetRep);}
133 
137  void CreateDefaultRepresentation() override;
138 
143  void SetProcessEvents(vtkTypeBool) override;
144 
154  virtual void CompleteInteraction();
155 
160  virtual void RestartInteraction();
161 
169  virtual vtkHandleWidget * CreateNewHandle();
170 
174  void DeleteSeed(int n);
175 
179  vtkHandleWidget * GetSeed( int n );
180 
182 
185  vtkGetMacro( WidgetState, int );
187 
188  // The state of the widget
189 
190  enum
191  {
192  Start = 1,
193  PlacingSeeds = 2,
194  PlacedSeeds = 4,
195  MovingSeed = 8
196  };
197 
198 protected:
199  vtkSeedWidget();
200  ~vtkSeedWidget() override;
201 
202 
204 
205  // Callback interface to capture events when
206  // placing the widget.
207  static void AddPointAction( vtkAbstractWidget* );
208  static void CompletedAction( vtkAbstractWidget* );
209  static void MoveAction( vtkAbstractWidget* );
210  static void EndSelectAction( vtkAbstractWidget* );
211  static void DeleteAction( vtkAbstractWidget* );
212 
213  // The positioning handle widgets
214  vtkSeedList *Seeds;
215 
216  // Manipulating or defining ?
217  int Defining;
218 
219 private:
220  vtkSeedWidget(const vtkSeedWidget&) = delete;
221  void operator=(const vtkSeedWidget&) = delete;
222 };
223 
224 #endif
virtual void SetInteractor(vtkRenderWindowInteractor *iren)
This method is used to associate the widget with the render window interactor.
abstract class for representing widget handles
vtkSeedList * Seeds
void PrintSelf(ostream &os, vtkIndent indent) override
Standard macros implementing standard VTK methods.
a general widget for moving handles
abstract specification for renderers
Definition: vtkRenderer.h:57
virtual void CreateDefaultRepresentation()=0
Create the default widget representation if one is not set.
vtkSeedRepresentation * GetSeedRepresentation()
Return the representation as a vtkSeedRepresentation.
place multiple seed points
Definition: vtkSeedWidget.h:82
int vtkTypeBool
Definition: vtkABI.h:69
platform-independent render window interaction including picking and frame rate control.
a simple class to control print indentation
Definition: vtkIndent.h:33
virtual void SetCurrentRenderer(vtkRenderer *)
Set/Get the current renderer.
define the API for widget / widget representation
virtual void SetProcessEvents(vtkTypeBool)
Methods to change whether the widget responds to interaction.
void SetEnabled(int) override
Methods for activating this widget.
void SetRepresentation(vtkSeedRepresentation *rep)
Specify an instance of vtkWidgetRepresentation used to represent this widget in the scene.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
represent the vtkSeedWidget