VTK  9.3.1
vtkPlotPie.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
3 
14 #ifndef vtkPlotPie_h
15 #define vtkPlotPie_h
16 
17 #include "vtkChartsCoreModule.h" // For export macro
18 #include "vtkPlot.h"
19 #include "vtkSmartPointer.h" // To hold ColorSeries etc.
20 
21 VTK_ABI_NAMESPACE_BEGIN
22 class vtkContext2D;
23 class vtkColorSeries;
24 class vtkPoints2D;
25 
26 class vtkPlotPiePrivate;
27 
28 class VTKCHARTSCORE_EXPORT vtkPlotPie : public vtkPlot
29 {
30 public:
31  vtkTypeMacro(vtkPlotPie, vtkPlot);
32  void PrintSelf(ostream& os, vtkIndent indent) override;
33 
34  static vtkPlotPie* New();
35 
39  bool Paint(vtkContext2D* painter) override;
40 
47  bool PaintLegend(vtkContext2D* painter, const vtkRectf& rect, int legendIndex) override;
48 
53  void SetDimensions(int arg1, int arg2, int arg3, int arg4);
54 
59  void SetDimensions(const int arg[4]);
60 
62 
66  vtkGetVector4Macro(Dimensions, int);
68 
72  void SetColorSeries(vtkColorSeries* colorSeries);
73 
77  vtkColorSeries* GetColorSeries();
78 
84  vtkIdType GetNearestPoint(const vtkVector2f& point, const vtkVector2f& tolerance,
85  vtkVector2f* location, vtkIdType* segmentId) override;
87 
94  bool UpdateCache() override;
95 
96 protected:
97  vtkPlotPie();
98  ~vtkPlotPie() override;
99 
100  int Dimensions[4];
101 
106 
111 
112 private:
113  vtkPlotPie(const vtkPlotPie&) = delete;
114  void operator=(const vtkPlotPie&) = delete;
115 
116  vtkPlotPiePrivate* Private;
117 };
118 
119 VTK_ABI_NAMESPACE_END
120 #endif // vtkPlotPie_h
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
virtual bool PaintLegend(vtkContext2D *painter, const vtkRectf &rect, int legendIndex)
Paint legend event for the plot, called whenever the legend needs the plot items symbol/mark/line dra...
virtual bool Paint(vtkContext2D *painter)
Paint event for the item, called whenever the item needs to be drawn.
vtkSmartPointer< vtkColorSeries > ColorSeries
The color series to use for the pie.
Definition: vtkPlotPie.h:105
virtual vtkIdType GetNearestPoint(const vtkVector2f &point, const vtkVector2f &tolerance, vtkVector2f *location, vtkIdType *segmentId)
Function to query a plot for the nearest point to the specified coordinate.
int vtkIdType
Definition: vtkType.h:315
Class for drawing 2D primitives to a graphical context.
Definition: vtkContext2D.h:49
a simple class to control print indentation
Definition: vtkIndent.h:28
represent and manipulate 2D points
Definition: vtkPoints2D.h:25
virtual bool UpdateCache()
Update the internal cache.
Definition: vtkPlot.h:429
Abstract class for 2D plots.
Definition: vtkPlot.h:43
stores a list of colors.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
Class for drawing a Pie diagram.
Definition: vtkPlotPie.h:28
vtkPoints2D * Points
Store a well packed set of angles for the wedges of the pie.
Definition: vtkPlotPie.h:110