VTK  9.2.6
vtkCameraOrientationWidget.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkCameraOrientationWidget.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=========================================================================*/
58#ifndef vtkCameraOrientationWidget_h
59#define vtkCameraOrientationWidget_h
60
61#include "vtkAbstractWidget.h"
62#include "vtkInteractionWidgetsModule.h" // needed for export macro
63#include "vtkWeakPointer.h" // for weak pointer ivar
64
67class vtkRenderer;
68
69class VTKINTERACTIONWIDGETS_EXPORT vtkCameraOrientationWidget : public vtkAbstractWidget
70{
71public:
74 void PrintSelf(ostream& os, vtkIndent indent) override;
75
77
81 vtkSetMacro(Animate, bool);
82 vtkGetMacro(Animate, bool);
83 vtkBooleanMacro(Animate, bool);
85
87
90 vtkSetClampMacro(AnimatorTotalFrames, int, 2, VTK_INT_MAX);
91 vtkGetMacro(AnimatorTotalFrames, int);
93
98
103
105
115
116protected:
118 ~vtkCameraOrientationWidget() override = default;
119
120 // These methods handle events
121 void ComputeWidgetState(int X, int Y, int modify = 0);
125
126 // These control the representation and parent renderer's camera.
127 void OrientParentCamera(double back[3], double up[3]);
129 void InterpolateCamera(int t);
130
131 // Manage the state of the widget
132 enum class WidgetStateType : int
133 {
134 Inactive, // mouse is not over the widget, none of the handles are selected.
135 Hot, // mouse is over the widget but none of the handles are selected
136 Active // any one handle is selected, representation could be rotating.
137 };
138 WidgetStateType WidgetState = WidgetStateType::Inactive;
139
141
142 // Store camera interpolations.
144
145 bool Animate = true;
146 int AnimatorTotalFrames = 20;
147
148 int ResizeObserverTag = -1;
149
150private:
152 void operator=(const vtkCameraOrientationWidget&) = delete;
153};
154
155#endif
define the API for widget / widget representation
interpolate a series of cameras to update a new camera
A 3D representation for vtkCameraOrientationWidget.
A widget to manipulate vtkCameraOrientationWidget.
vtkWeakPointer< vtkRenderer > ParentRenderer
vtkNew< vtkCameraInterpolator > CameraInterpolator
~vtkCameraOrientationWidget() override=default
static void SelectAction(vtkAbstractWidget *)
void PrintSelf(ostream &os, vtkIndent indent) override
Standard macros implementing standard VTK methods.
static void MoveAction(vtkAbstractWidget *)
void CreateDefaultRepresentation() override
Create a vtkCameraOrientationRepresentation.
static void EndSelectAction(vtkAbstractWidget *)
void ComputeWidgetState(int X, int Y, int modify=0)
void SetParentRenderer(vtkRenderer *renderer)
This widget shows and manipulates the orientation of the parent renderer's active camera.
void OrientParentCamera(double back[3], double up[3])
vtkRenderer * GetParentRenderer()
This widget shows and manipulates the orientation of the parent renderer's active camera.
static vtkCameraOrientationWidget * New()
void SquareResize()
Fits the widget's renderer to a square viewport.
a simple class to control print indentation
Definition: vtkIndent.h:40
Allocate and hold a VTK object.
Definition: vtkNew.h:62
abstract specification for renderers
Definition: vtkRenderer.h:73
a weak reference to a vtkObject.
#define VTK_INT_MAX
Definition: vtkType.h:155