VTK  9.0.1
vtkPieChartActor.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkPieChartActor.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 =========================================================================*/
34 #ifndef vtkPieChartActor_h
35 #define vtkPieChartActor_h
36 
37 #include "vtkActor2D.h"
38 #include "vtkRenderingAnnotationModule.h" // For export macro
39 
40 class vtkAlgorithmOutput;
41 class vtkAxisActor2D;
42 class vtkDataObject;
43 class vtkPolyData;
45 class vtkTextMapper;
46 class vtkTextProperty;
47 class vtkLegendBoxActor;
48 class vtkGlyphSource2D;
49 class vtkPieChartActorConnection;
50 class vtkPieceLabelArray;
51 
52 class VTKRENDERINGANNOTATION_EXPORT vtkPieChartActor : public vtkActor2D
53 {
54 public:
56 
59  vtkTypeMacro(vtkPieChartActor, vtkActor2D);
60  void PrintSelf(ostream& os, vtkIndent indent) override;
62 
66  static vtkPieChartActor* New();
67 
69 
74  virtual void SetInputData(vtkDataObject*);
75  virtual void SetInputConnection(vtkAlgorithmOutput*);
77 
81  virtual vtkDataObject* GetInput();
82 
84 
87  vtkSetMacro(TitleVisibility, vtkTypeBool);
88  vtkGetMacro(TitleVisibility, vtkTypeBool);
89  vtkBooleanMacro(TitleVisibility, vtkTypeBool);
91 
93 
96  vtkSetStringMacro(Title);
97  vtkGetStringMacro(Title);
99 
101 
105  virtual void SetTitleTextProperty(vtkTextProperty* p);
106  vtkGetObjectMacro(TitleTextProperty, vtkTextProperty);
108 
110 
113  vtkSetMacro(LabelVisibility, vtkTypeBool);
114  vtkGetMacro(LabelVisibility, vtkTypeBool);
115  vtkBooleanMacro(LabelVisibility, vtkTypeBool);
117 
119 
123  virtual void SetLabelTextProperty(vtkTextProperty* p);
124  vtkGetObjectMacro(LabelTextProperty, vtkTextProperty);
126 
128 
132  void SetPieceColor(int i, double r, double g, double b);
133  void SetPieceColor(int i, const double color[3])
134  {
135  this->SetPieceColor(i, color[0], color[1], color[2]);
136  }
137  double* GetPieceColor(int i);
139 
141 
145  void SetPieceLabel(const int i, const char*);
146  const char* GetPieceLabel(int i);
148 
150 
155  vtkSetMacro(LegendVisibility, vtkTypeBool);
156  vtkGetMacro(LegendVisibility, vtkTypeBool);
157  vtkBooleanMacro(LegendVisibility, vtkTypeBool);
159 
161 
165  vtkGetObjectMacro(LegendActor, vtkLegendBoxActor);
167 
169 
172  int RenderOverlay(vtkViewport*) override;
173  int RenderOpaqueGeometry(vtkViewport*) override;
174  int RenderTranslucentPolygonalGeometry(vtkViewport*) override { return 0; }
176 
181 
187  void ReleaseGraphicsResources(vtkWindow*) override;
188 
189 protected:
191  ~vtkPieChartActor() override;
192 
193 private:
194  vtkPieChartActorConnection* ConnectionHolder;
195 
196  vtkIdType ArrayNumber;
197  vtkIdType ComponentNumber;
198  vtkTypeBool TitleVisibility; // Should I see the title?
199  char* Title; // The title string
200  vtkTextProperty* TitleTextProperty;
201  vtkTypeBool LabelVisibility;
202  vtkTextProperty* LabelTextProperty;
203  vtkPieceLabelArray* Labels;
204  vtkTypeBool LegendVisibility;
205  vtkLegendBoxActor* LegendActor;
206  vtkGlyphSource2D* GlyphSource;
207 
208  // Local variables needed to plot
209  vtkIdType N; // The number of values
210  double Total; // The total of all values in the data array
211  double* Fractions; // The fraction of the pie
212 
213  vtkTextMapper** PieceMappers; // a label for each radial spoke
214  vtkActor2D** PieceActors;
215 
216  vtkTextMapper* TitleMapper;
217  vtkActor2D* TitleActor;
218 
219  vtkPolyData* WebData; // The web of the spider plot
220  vtkPolyDataMapper2D* WebMapper;
221  vtkActor2D* WebActor;
222 
223  vtkPolyData* PlotData; // The lines drawn within the axes
224  vtkPolyDataMapper2D* PlotMapper;
225  vtkActor2D* PlotActor;
226 
227  vtkTimeStamp BuildTime;
228 
229  double Center[3];
230  double Radius;
231 
232  int LastPosition[2];
233  int LastPosition2[2];
234  double P1[3];
235  double P2[3];
236 
237  void Initialize();
238  int PlaceAxes(vtkViewport* viewport, const int* size);
239  int BuildPlot(vtkViewport*);
240 
241 private:
242  vtkPieChartActor(const vtkPieChartActor&) = delete;
243  void operator=(const vtkPieChartActor&) = delete;
244 };
245 
246 #endif
draw symbols with text
int RenderOverlay(vtkViewport *viewport) override
Support the standard render methods.
abstract specification for Viewports
Definition: vtkViewport.h:44
a actor that draws 2D data
Definition: vtkActor2D.h:39
record modification and/or execution time
Definition: vtkTimeStamp.h:32
Create an axis with tick marks and labels.
int vtkIdType
Definition: vtkType.h:338
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:84
create a pie chart from an array
2D text annotation
Definition: vtkTextMapper.h:47
Proxy object to connect input/output ports.
int vtkTypeBool
Definition: vtkABI.h:69
window superclass for vtkRenderWindow
Definition: vtkWindow.h:37
int RenderTranslucentPolygonalGeometry(vtkViewport *) override
Draw the pie plot.
void SetPieceColor(int i, const double color[3])
Specify colors for each piece of pie.
void ReleaseGraphicsResources(vtkWindow *) override
Release any graphics resources that are being consumed by this actor.
a simple class to control print indentation
Definition: vtkIndent.h:33
static vtkActor2D * New()
Creates an actor2D with the following defaults: position (0,0) (coordinate system is viewport); at la...
represent text properties.
vtkTypeBool HasTranslucentPolygonalGeometry() override
Does this prop have some translucent polygonal geometry?
int RenderOpaqueGeometry(vtkViewport *viewport) override
Support the standard render methods.
create 2D glyphs represented by vtkPolyData
general representation of visualization data
Definition: vtkDataObject.h:59
draw vtkPolyData onto the image plane
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.