VTK  9.2.5
vtkCameraPathRepresentation.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkCameraPathRepresentation.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=========================================================================*/
31#ifndef vtkCameraPathRepresentation_h
32#define vtkCameraPathRepresentation_h
33
35#include "vtkInteractionWidgetsModule.h" // For export macro
36
38class vtkCamera;
39
40class VTKINTERACTIONWIDGETS_EXPORT vtkCameraPathRepresentation
42{
43public:
46 void PrintSelf(ostream& os, vtkIndent indent) override;
47
52 void SetDirectional(bool val) override;
53
58 void SetNumberOfHandles(int npts) override;
59
64
72 void InitializeHandles(vtkPoints* points) override;
73
80 void BuildRepresentation() override;
81
85 void AddCameraAt(vtkCamera* camera, int index);
86
90 void DeleteCameraAt(int index);
91
92protected:
94 ~vtkCameraPathRepresentation() override = default;
95
99 void SizeHandles() override;
100
105
110 void InsertCamera(vtkCamera* camera, int index);
111
115 void CreateDefaultHandles(int npts);
116
125 void ReconfigureHandles(int newNPts, int oldNPts);
126
130 int InsertHandleOnLine(double* pos) override;
131
135 void EraseHandle(const int&) override;
136
137 // Specialized methods to access handles
138 vtkActor* GetHandleActor(int index) override;
139 vtkHandleSource* GetHandleSource(int index) override;
140 virtual int GetHandleIndex(vtkProp* prop) override;
141
142private:
144 void operator=(const vtkCameraPathRepresentation&) = delete;
145
146 void RebuildRepresentation();
147
148 void UpdateConfiguration(int npts);
149
150 std::vector<vtkSmartPointer<vtkCameraHandleSource>> CameraHandles;
151 std::vector<vtkSmartPointer<vtkActor>> HandleActors;
152};
153
154#endif
abstract representation for a spline.
represents an object (geometry & properties) in a rendered scene
Definition: vtkActor.h:52
handle source used to represent one camera.
representation for a camera path.
void SetNumberOfHandles(int npts) override
Adjust the number of camera handles while keeping the same path.
vtkHandleSource * GetHandleSource(int index) override
void CreateDefaultHandles(int npts)
Create/Recreate npts default camera handles.
void BuildRepresentation() override
Method that satisfy vtkWidgetRepresentation API.
int InsertHandleOnLine(double *pos) override
Specialized method to insert a camera handle on the camera path.
void SetParametricSpline(vtkParametricSpline *spline) override
Set the parametric spline object.
vtkActor * GetHandleActor(int index) override
void SetDirectional(bool val) override
Sets the representation to be a curve interpolating multiple cameras pointing to their focal point.
static vtkCameraPathRepresentation * New()
void SizeHandles() override
Resize the camera handles on demand.
void ClearCameraHandles()
Delete all camera handles.
void EraseHandle(const int &) override
Specialized method to erase a camera handle from the camera path.
void AddCameraAt(vtkCamera *camera, int index)
Add a camera to the path.
~vtkCameraPathRepresentation() override=default
void InsertCamera(vtkCamera *camera, int index)
Creates a new handle from a vtkcamera and insert it in the handles collection.
void InitializeHandles(vtkPoints *points) override
Convenience method to allocate and set the Camera handles from a vtkPoints instance (corresponding to...
void DeleteCameraAt(int index)
Remove a camera from the path.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
virtual int GetHandleIndex(vtkProp *prop) override
returns handle index or -1 on fail
void ReconfigureHandles(int newNPts, int oldNPts)
Recreate the handles according to a number of points equal to newNPts.
a virtual camera for 3D rendering
Definition: vtkCamera.h:52
interface that can be inherited to define handler sources for any kind of interaction.
a simple class to control print indentation
Definition: vtkIndent.h:40
parametric function for 1D interpolating splines
represent and manipulate 3D points
Definition: vtkPoints.h:40
abstract superclass for all actors, volumes and annotations
Definition: vtkProp.h:57