VTK  9.2.6
vtkResliceCursorLineRepresentation.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkResliceCursorLineRepresentation.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 =========================================================================*/
38 #ifndef vtkResliceCursorLineRepresentation_h
39 #define vtkResliceCursorLineRepresentation_h
40 
41 #include "vtkInteractionWidgetsModule.h" // For export macro
43 
44 class vtkPolyData;
48 class vtkResliceCursor;
49 
50 class VTKINTERACTIONWIDGETS_EXPORT vtkResliceCursorLineRepresentation
52 {
53 public:
58 
60 
64  void PrintSelf(ostream& os, vtkIndent indent) override;
66 
68 
71  void BuildRepresentation() override;
72  int ComputeInteractionState(int X, int Y, int modify = 0) override;
73  void StartWidgetInteraction(double startEventPos[2]) override;
74  void WidgetInteraction(double e[2]) override;
75  void Highlight(int highlightOn) override;
77 
79 
83  int RenderOverlay(vtkViewport* viewport) override;
84  int RenderOpaqueGeometry(vtkViewport* viewport) override;
88 
93  double* GetBounds() override;
94 
96 
100  vtkGetObjectMacro(ResliceCursorActor, vtkResliceCursorActor);
102 
107 
111  virtual void SetUserMatrix(vtkMatrix4x4* matrix);
112 
116  void SetTolerance(int t) override;
117 
118 protected:
121 
123 
124  double RotateAxis(double evenPos[2], int axis);
125  double TranslateAxis(double evenPos[2], int axis);
126 
127  void RotateAxis(int axis, double angle);
128 
129  void RotateVectorAboutVector(double vectorToBeRotated[3],
130  double axis[3], // vector about which we rotate
131  double angle, // angle in radians
132  double o[3]);
133  int DisplayToReslicePlaneIntersection(double displayPos[2], double intersectionPos[3]);
134 
136 
139 
140  double StartPickPosition[3];
141  double StartCenterPosition[3];
142 
143  // Transformation matrices. These have no offset. Offset is recomputed
144  // based on the cursor, so that the center of the cursor has the same
145  // location in transformed space as it does in physical space.
149 
150 private:
152  void operator=(const vtkResliceCursorLineRepresentation&) = delete;
153 };
154 
155 #endif
a simple class to control print indentation
Definition: vtkIndent.h:119
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:151
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:200
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:56
window superclass for vtkRenderWindow
Definition: vtkWindow.h:39
int vtkTypeBool
Definition: vtkABI.h:69