VTK  9.3.20240329
vtkResliceCursorLineRepresentation.h
Go to the documentation of this file.
1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
26 #ifndef vtkResliceCursorLineRepresentation_h
27 #define vtkResliceCursorLineRepresentation_h
28 
29 #include "vtkInteractionWidgetsModule.h" // For export macro
31 
32 VTK_ABI_NAMESPACE_BEGIN
33 class vtkPolyData;
37 class vtkResliceCursor;
38 
39 class VTKINTERACTIONWIDGETS_EXPORT vtkResliceCursorLineRepresentation
41 {
42 public:
47 
49 
53  void PrintSelf(ostream& os, vtkIndent indent) override;
55 
57 
60  void BuildRepresentation() override;
61  int ComputeInteractionState(int X, int Y, int modify = 0) override;
62  void StartWidgetInteraction(double startEventPos[2]) override;
63  void WidgetInteraction(double e[2]) override;
64  void Highlight(int highlightOn) override;
66 
68 
72  int RenderOverlay(vtkViewport* viewport) override;
73  int RenderOpaqueGeometry(vtkViewport* viewport) override;
77 
82  double* GetBounds() override;
83 
85 
89  vtkGetObjectMacro(ResliceCursorActor, vtkResliceCursorActor);
91 
96 
100  virtual void SetUserMatrix(vtkMatrix4x4* matrix);
101 
105  void SetTolerance(int t) override;
106 
107 protected:
110 
112 
113  double RotateAxis(double evenPos[2], int axis);
114  double TranslateAxis(double evenPos[2], int axis);
115 
116  void RotateAxis(int axis, double angle);
117 
118  void RotateVectorAboutVector(double vectorToBeRotated[3],
119  double axis[3], // vector about which we rotate
120  double angle, // angle in radians
121  double o[3]);
122  int DisplayToReslicePlaneIntersection(double displayPos[2], double intersectionPos[3]);
123 
125 
128 
129  double StartPickPosition[3];
130  double StartCenterPosition[3];
131 
132  // Transformation matrices. These have no offset. Offset is recomputed
133  // based on the cursor, so that the center of the cursor has the same
134  // location in transformed space as it does in physical space.
138 
139 private:
141  void operator=(const vtkResliceCursorLineRepresentation&) = delete;
142 };
143 
144 VTK_ABI_NAMESPACE_END
145 #endif
a simple class to control print indentation
Definition: vtkIndent.h:108
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:141
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:181
Represent a reslice cursor.
static vtkResliceCursorLineRepresentation * New()
Instantiate the class.
double TranslateAxis(double evenPos[2], int axis)
int RenderOpaqueGeometry(vtkViewport *viewport) override
Methods required by vtkProp superclass.
void Highlight(int highlightOn) override
These are methods that satisfy vtkWidgetRepresentation's API.
void RotateVectorAboutVector(double vectorToBeRotated[3], double axis[3], double angle, double o[3])
double RotateAxis(double evenPos[2], int axis)
vtkResliceCursor * GetResliceCursor() override
Get the reslice cursor.
void WidgetInteraction(double e[2]) override
These are methods that satisfy vtkWidgetRepresentation's API.
vtkTypeBool HasTranslucentPolygonalGeometry() override
Methods required by vtkProp superclass.
int RenderTranslucentPolygonalGeometry(vtkViewport *viewport) override
Methods required by vtkProp superclass.
vtkResliceCursorPolyDataAlgorithm * GetCursorAlgorithm() override
Get the underlying cursor source.
double * GetBounds() override
Get the bounds of this prop.
int ComputeInteractionState(int X, int Y, int modify=0) override
These are methods that satisfy vtkWidgetRepresentation's API.
void PrintSelf(ostream &os, vtkIndent indent) override
Standard VTK methods.
void SetTolerance(int t) override
Re-implemented to set the tolerance of the picker.
virtual void SetUserMatrix(vtkMatrix4x4 *matrix)
Set the user matrix on all the internal actors.
void RotateAxis(int axis, double angle)
int DisplayToReslicePlaneIntersection(double displayPos[2], double intersectionPos[3])
void ReleaseGraphicsResources(vtkWindow *w) override
Methods required by vtkProp superclass.
void BuildRepresentation() override
These are methods that satisfy vtkWidgetRepresentation's API.
void StartWidgetInteraction(double startEventPos[2]) override
These are methods that satisfy vtkWidgetRepresentation's API.
int RenderOverlay(vtkViewport *viewport) override
Methods required by vtkProp superclass.
ray-cast cell picker for the reslice cursor
generates a 2D reslice cursor polydata
represent the vtkResliceCursorWidget
Geometry for a reslice cursor.
abstract specification for Viewports
Definition: vtkViewport.h:65
window superclass for vtkRenderWindow
Definition: vtkWindow.h:48
int vtkTypeBool
Definition: vtkABI.h:64