VTK
vtkPropPicker.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkPropPicker.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 =========================================================================*/
33 #ifndef vtkPropPicker_h
34 #define vtkPropPicker_h
35 
36 #include "vtkRenderingCoreModule.h" // For export macro
37 #include "vtkAbstractPropPicker.h"
38 
39 class vtkProp;
41 
42 class VTKRENDERINGCORE_EXPORT vtkPropPicker : public vtkAbstractPropPicker
43 {
44 public:
45  static vtkPropPicker *New();
46 
48  void PrintSelf(ostream& os, vtkIndent indent);
49 
56  int PickProp(double selectionX, double selectionY, vtkRenderer *renderer);
57 
62  int PickProp(double selectionX, double selectionY, vtkRenderer *renderer,
63  vtkPropCollection* pickfrom);
64 
68  int Pick(double selectionX, double selectionY, double selectionZ,
69  vtkRenderer *renderer);
70  int Pick(double selectionPt[3], vtkRenderer *renderer)
71  { return this->Pick( selectionPt[0],
72  selectionPt[1], selectionPt[2], renderer); }
73 
74 protected:
75  vtkPropPicker();
76  ~vtkPropPicker();
77 
78  void Initialize();
79 
81 
82  // Used to get x-y-z pick position
84 private:
85  vtkPropPicker(const vtkPropPicker&) VTK_DELETE_FUNCTION;
86  void operator=(const vtkPropPicker&) VTK_DELETE_FUNCTION;
87 };
88 
89 #endif
abstract superclass for all actors, volumes and annotations
Definition: vtkProp.h:50
pick an actor/prop using graphics hardware
Definition: vtkPropPicker.h:42
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
abstract specification for renderers
Definition: vtkRenderer.h:63
a list of Props
vtkPropCollection * PickFromProps
Definition: vtkPropPicker.h:80
a simple class to control print indentation
Definition: vtkIndent.h:39
int Pick(double selectionPt[3], vtkRenderer *renderer)
Definition: vtkPropPicker.h:70
abstract API for pickers that can pick an instance of vtkProp
virtual int Pick(double selectionX, double selectionY, double selectionZ, vtkRenderer *renderer)=0
Perform pick operation with selection point provided.
vtkWorldPointPicker * WorldPointPicker
Definition: vtkPropPicker.h:83
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
find world x,y,z corresponding to display x,y,z