VTK  9.2.6
vtkBiDimensionalRepresentation2D.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkBiDimensionalRepresentation2D.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 =========================================================================*/
44 #ifndef vtkBiDimensionalRepresentation2D_h
45 #define vtkBiDimensionalRepresentation2D_h
46 
48 #include "vtkInteractionWidgetsModule.h" // For export macro
49 
51 class vtkCellArray;
52 class vtkPoints;
53 class vtkPolyData;
55 class vtkTextMapper;
56 class vtkActor2D;
57 class vtkProperty2D;
58 class vtkTextProperty;
59 
60 class VTKINTERACTIONWIDGETS_EXPORT vtkBiDimensionalRepresentation2D
62 {
63 public:
68 
70 
74  void PrintSelf(ostream& os, vtkIndent indent) override;
76 
78 
82  vtkGetObjectMacro(LineProperty, vtkProperty2D);
83  vtkGetObjectMacro(SelectedLineProperty, vtkProperty2D);
85 
87 
91  vtkGetObjectMacro(TextProperty, vtkTextProperty);
93 
94  // Used to communicate about the state of the representation
95  enum
96  {
97  Outside = 0,
106  OnCenter
107  };
108 
110 
113  void BuildRepresentation() override;
114  int ComputeInteractionState(int X, int Y, int modify = 0) override;
115  void StartWidgetDefinition(double e[2]) override;
116  void Point2WidgetInteraction(double e[2]) override;
117  void Point3WidgetInteraction(double e[2]) override;
118  void StartWidgetManipulation(double e[2]) override;
119  void WidgetInteraction(double e[2]) override;
120  void Highlight(int highlightOn) override;
122 
124 
127  void ReleaseGraphicsResources(vtkWindow* w) override;
128  int RenderOverlay(vtkViewport* viewport) override;
130 
134  char* GetLabelText() override;
135 
137 
140  double* GetLabelPosition() override;
141  void GetLabelPosition(double pos[3]) override;
142  void GetWorldLabelPosition(double pos[3]) override;
144 
145 protected:
148 
149  // Geometry of the lines
157 
158  // The labels for the line lengths
162 
163  // Helper method
164  void ProjectOrthogonalPoint(
165  double x[4], double y[3], double x1[3], double x2[3], double x21[3], double dir, double xP[3]);
166 
167 private:
169  void operator=(const vtkBiDimensionalRepresentation2D&) = delete;
170 };
171 
172 #endif
virtual int ComputeInteractionState(int X, int Y, int modify=0)
abstract class for representing widget handles
represent the vtkBiDimensionalWidget
abstract specification for Viewports
Definition: vtkViewport.h:55
a actor that draws 2D data
Definition: vtkActor2D.h:45
virtual void Point3WidgetInteraction(double e[2])=0
These are methods that satisfy vtkWidgetRepresentation's API.
virtual double * GetLabelPosition()=0
Get the position of the widget's label in display coordinates.
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:90
virtual void BuildRepresentation()=0
Subclasses of vtkWidgetRepresentation must implement these methods.
2D text annotation
Definition: vtkTextMapper.h:50
represent the vtkBiDimensionalWidget
window superclass for vtkRenderWindow
Definition: vtkWindow.h:38
virtual void StartWidgetManipulation(double e[2])=0
These are methods that satisfy vtkWidgetRepresentation's API.
virtual void Point2WidgetInteraction(double e[2])=0
These are methods that satisfy vtkWidgetRepresentation's API.
virtual void StartWidgetDefinition(double e[2])=0
These are methods that satisfy vtkWidgetRepresentation's API.
void PrintSelf(ostream &os, vtkIndent indent) override
Standard VTK methods.
a simple class to control print indentation
Definition: vtkIndent.h:39
void ReleaseGraphicsResources(vtkWindow *) override
WARNING: INTERNAL METHOD - NOT INTENDED FOR GENERAL USE Release any graphics resources that are being...
virtual void WidgetInteraction(double newEventPos[2])
virtual char * GetLabelText()=0
Get the text shown in the widget's label.
represent text properties.
int RenderOverlay(vtkViewport *vtkNotUsed(viewport)) override
object to represent cell connectivity
Definition: vtkCellArray.h:186
virtual void GetWorldLabelPosition(double pos[3])=0
Get the position of the widget's label in display coordinates.
virtual void Highlight(int vtkNotUsed(highlightOn))
represent surface properties of a 2D image
Definition: vtkProperty2D.h:40
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
draw vtkPolyData onto the image plane
represent and manipulate 3D points
Definition: vtkPoints.h:39