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vtkOrientedGlyphContourRepresentation.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkOrientedGlyphContourRepresentation.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 =========================================================================*/
28 #ifndef vtkOrientedGlyphContourRepresentation_h
29 #define vtkOrientedGlyphContourRepresentation_h
30 
31 #include "vtkInteractionWidgetsModule.h" // For export macro
33 
34 class vtkProperty;
35 class vtkActor;
36 class vtkPolyDataMapper;
37 class vtkPolyData;
38 class vtkGlyph3D;
39 class vtkPoints;
40 
41 class VTKINTERACTIONWIDGETS_EXPORT vtkOrientedGlyphContourRepresentation : public vtkContourRepresentation
42 {
43 public:
48 
50 
54  void PrintSelf(ostream& os, vtkIndent indent) override;
56 
58 
63  void SetCursorShape(vtkPolyData *cursorShape);
64  vtkPolyData *GetCursorShape();
66 
68 
73  void SetActiveCursorShape(vtkPolyData *activeShape);
74  vtkPolyData *GetActiveCursorShape();
76 
78 
82  vtkGetObjectMacro(Property,vtkProperty);
84 
86 
90  vtkGetObjectMacro(ActiveProperty,vtkProperty);
92 
94 
97  vtkGetObjectMacro(LinesProperty,vtkProperty);
99 
101 
106  void SetRenderer(vtkRenderer *ren) override;
107  void BuildRepresentation() override;
108  void StartWidgetInteraction(double eventPos[2]) override;
109  void WidgetInteraction(double eventPos[2]) override;
110  int ComputeInteractionState(int X, int Y, int modified=0) override;
112 
114 
117  void GetActors(vtkPropCollection *) override;
118  void ReleaseGraphicsResources(vtkWindow *) override;
119  int RenderOverlay(vtkViewport *viewport) override;
120  int RenderOpaqueGeometry(vtkViewport *viewport) override;
121  int RenderTranslucentPolygonalGeometry(vtkViewport *viewport) override;
122  int HasTranslucentPolygonalGeometry() override;
124 
129 
131 
137  vtkSetMacro( AlwaysOnTop, vtkTypeBool );
138  vtkGetMacro( AlwaysOnTop, vtkTypeBool );
139  vtkBooleanMacro( AlwaysOnTop, vtkTypeBool );
141 
146  void SetLineColor(double r, double g, double b);
147 
152  void SetShowSelectedNodes(vtkTypeBool) override;
153 
157  double *GetBounds() override;
158 
159 protected:
162 
163  // Render the cursor
176 
183  void CreateSelectedNodesRepresentation();
184 
188 
189  // Support picking
190  double LastPickPosition[3];
191  double LastEventPosition[2];
192 
193  // Methods to manipulate the cursor
194  void Translate(double eventPos[2]);
195  void Scale(double eventPos[2]);
196  void ShiftContour(double eventPos[2]);
197  void ScaleContour(double eventPos[2]);
198 
199  void ComputeCentroid(double* ioCentroid);
200 
201  // Properties used to control the appearance of selected objects and
202  // the manipulator in general.
206  void CreateDefaultProperties();
207 
208 
209  // Distance between where the mouse event happens and where the
210  // widget is focused - maintain this distance during interaction.
211  double InteractionOffset[2];
212 
214 
215  void BuildLines() override;
216 
217 private:
219  void operator=(const vtkOrientedGlyphContourRepresentation&) = delete;
220 };
221 
222 #endif
int RenderOverlay(vtkViewport *viewport) override=0
Methods required by vtkProp superclass.
represents an object (geometry & properties) in a rendered scene
Definition: vtkActor.h:45
abstract specification for Viewports
Definition: vtkViewport.h:44
represent surface properties of a geometric object
Definition: vtkProperty.h:60
void BuildRepresentation() override=0
These are methods that satisfy vtkWidgetRepresentation's API.
Default representation for the contour widget.
virtual vtkPolyData * GetContourRepresentationAsPolyData()=0
Get the points in this contour as a vtkPolyData.
virtual void SetRenderer(vtkRenderer *ren)
Subclasses of vtkWidgetRepresentation must implement these methods.
abstract specification for renderers
Definition: vtkRenderer.h:57
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:79
void ReleaseGraphicsResources(vtkWindow *w) override=0
Methods required by vtkProp superclass.
void WidgetInteraction(double e[2]) override=0
These are methods that satisfy vtkWidgetRepresentation's API.
represent the vtkContourWidget
double * GetBounds() override
Methods to make this class behave as a vtkProp.
an ordered list of Props
int vtkTypeBool
Definition: vtkABI.h:69
window superclass for vtkRenderWindow
Definition: vtkWindow.h:34
void PrintSelf(ostream &os, vtkIndent indent) override
Standard VTK methods.
a simple class to control print indentation
Definition: vtkIndent.h:33
virtual void BuildLines()=0
copy oriented and scaled glyph geometry to every input point
Definition: vtkGlyph3D.h:105
int HasTranslucentPolygonalGeometry() override=0
Methods required by vtkProp superclass.
map vtkPolyData to graphics primitives
void StartWidgetInteraction(double e[2]) override=0
These are methods that satisfy vtkWidgetRepresentation's API.
int RenderTranslucentPolygonalGeometry(vtkViewport *viewport) override=0
Methods required by vtkProp superclass.
virtual void SetShowSelectedNodes(vtkTypeBool)
A flag to indicate whether to show the Selected nodes Default is to set it to false.
void GetActors(vtkPropCollection *) override
For some exporters and other other operations we must be able to collect all the actors or volumes...
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
represent and manipulate 3D points
Definition: vtkPoints.h:33
int ComputeInteractionState(int X, int Y, int modified=0) override=0
These are methods that satisfy vtkWidgetRepresentation's API.
int RenderOpaqueGeometry(vtkViewport *viewport) override=0
Methods required by vtkProp superclass.