VTK  9.2.5
vtkPointHandleRepresentation2D.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkPointHandleRepresentation2D.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 =========================================================================*/
72 #ifndef vtkPointHandleRepresentation2D_h
73 #define vtkPointHandleRepresentation2D_h
74 
76 #include "vtkInteractionWidgetsModule.h" // For export macro
77 
78 class vtkProperty2D;
79 class vtkActor2D;
80 class vtkCoordinate;
82 class vtkPolyData;
83 class vtkGlyph2D;
84 class vtkPoints;
86 class vtkPointPlacer;
87 
88 class VTKINTERACTIONWIDGETS_EXPORT vtkPointHandleRepresentation2D : public vtkHandleRepresentation
89 {
90 public:
95 
97 
101  void PrintSelf(ostream& os, vtkIndent indent) override;
103 
105 
107 
112  void SetCursorShape(vtkPolyData* cursorShape);
115 
121  void SetDisplayPosition(double xyz[3]) override;
122 
124 
129  vtkGetObjectMacro(Property, vtkProperty2D);
130  vtkGetObjectMacro(SelectedProperty, vtkProperty2D);
132 
134 
139  double* GetBounds() VTK_SIZEHINT(6) override;
140  void BuildRepresentation() override;
141  void StartWidgetInteraction(double eventPos[2]) override;
142  void WidgetInteraction(double eventPos[2]) override;
143  int ComputeInteractionState(int X, int Y, int modify = 0) override;
145 
147 
150  void ShallowCopy(vtkProp* prop) override;
151  void DeepCopy(vtkProp* prop) override;
152  void GetActors2D(vtkPropCollection*) override;
153  void ReleaseGraphicsResources(vtkWindow*) override;
154  int RenderOverlay(vtkViewport* viewport) override;
156 
157  void Highlight(int highlight) override;
158 
165  void SetPointPlacer(vtkPointPlacer*) override;
166 
173  void SetVisibility(vtkTypeBool visible) override;
174 
175 protected:
178 
179  // Render the cursor
180  vtkActor2D* Actor;
181  vtkCoordinate* MapperCoordinate;
183  vtkGlyph2D* Glypher;
184  vtkPolyData* CursorShape;
185  vtkPolyData* FocalData;
186  vtkPoints* FocalPoint;
187 
188  // Support picking
189  double LastPickPosition[3];
190  double LastEventPosition[2];
191 
192  // Methods to manipulate the cursor
193  void Translate(const double* eventPos) override;
194  void Scale(const double eventPos[2]);
195 
196  // Properties used to control the appearance of selected objects and
197  // the manipulator in general.
198  vtkProperty2D* Property;
199  vtkProperty2D* SelectedProperty;
200  void CreateDefaultProperties();
201 
202  // The size of the hot spot.
203  int WaitingForMotion;
204  int WaitCount;
205 
206 private:
208  void operator=(const vtkPointHandleRepresentation2D&) = delete;
209 };
210 
211 #endif
a actor that draws 2D data
Definition: vtkActor2D.h:155
perform coordinate transformation, and represent position, in a variety of vtk coordinate systems
copy oriented and scaled glyph geometry to every input point (2D specialization)
Definition: vtkGlyph2D.h:72
abstract class for representing widget handles
virtual void Translate(const double *p1, const double *p2)
Translates world position by vector p1p2 projected on the constraint axis if any.
a simple class to control print indentation
Definition: vtkIndent.h:119
represent the position of a point in display coordinates
void SetDisplayPosition(double xyz[3]) override
Set/Get the position of the point in display coordinates.
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods for instances of this class.
void SetSelectedProperty(vtkProperty2D *)
Set/Get the handle properties when unselected and selected.
void SetCursorShape(vtkPolyData *cursorShape)
Specify the cursor shape with an instance of vtkPolyData.
void SetProperty(vtkProperty2D *)
Set/Get the handle properties when unselected and selected.
double * GetBounds() override
Subclasses of vtkPointHandleRepresentation2D must implement these methods.
vtkPolyData * GetCursorShape()
Specify the cursor shape with an instance of vtkPolyData.
static vtkPointHandleRepresentation2D * New()
Instantiate this class.
Abstract interface to translate 2D display positions to world coordinates.
represent and manipulate 3D points
Definition: vtkPoints.h:149
Superclass for algorithms that produce only polydata as output.
draw vtkPolyData onto the image plane
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:200
an ordered list of Props
abstract superclass for all actors, volumes and annotations
Definition: vtkProp.h:76
represent surface properties of a 2D image
abstract specification for Viewports
Definition: vtkViewport.h:56
window superclass for vtkRenderWindow
Definition: vtkWindow.h:39
int vtkTypeBool
Definition: vtkABI.h:69
#define VTK_SIZEHINT(...)