VTK
vtkChartPie.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkChartPie.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 =========================================================================*/
15 
24 #ifndef vtkChartPie_h
25 #define vtkChartPie_h
26 
27 #include "vtkChartsCoreModule.h" // For export macro
28 #include "vtkChart.h"
29 
30 class vtkChartLegend;
31 class vtkTooltipItem;
32 class vtkChartPiePrivate;
33 
34 class VTKCHARTSCORE_EXPORT vtkChartPie : public vtkChart
35 {
36 public:
37  vtkTypeMacro(vtkChartPie, vtkChart);
38  void PrintSelf(ostream &os, vtkIndent indent) VTK_OVERRIDE;
39 
43  static vtkChartPie *New();
44 
50  void Update() VTK_OVERRIDE;
51 
55  bool Paint(vtkContext2D *painter) VTK_OVERRIDE;
56 
60  vtkPlot * AddPlot(int type) VTK_OVERRIDE;
61 
65  vtkIdType AddPlot(vtkPlot* plot) VTK_OVERRIDE
66  { return Superclass::AddPlot(plot); }
67 
71  vtkPlot* GetPlot(vtkIdType index) VTK_OVERRIDE;
72 
76  vtkIdType GetNumberOfPlots() VTK_OVERRIDE;
77 
81  void SetShowLegend(bool visible) VTK_OVERRIDE;
82 
87  vtkChartLegend * GetLegend() VTK_OVERRIDE;
88 
92  void SetScene(vtkContextScene *scene) VTK_OVERRIDE;
93 
97  bool Hit(const vtkContextMouseEvent &mouse) VTK_OVERRIDE;
98 
102  bool MouseEnterEvent(const vtkContextMouseEvent &mouse) VTK_OVERRIDE;
103 
107  bool MouseMoveEvent(const vtkContextMouseEvent &mouse) VTK_OVERRIDE;
108 
112  bool MouseLeaveEvent(const vtkContextMouseEvent &mouse) VTK_OVERRIDE;
113 
117  bool MouseButtonPressEvent(const vtkContextMouseEvent &mouse) VTK_OVERRIDE;
118 
122  bool MouseButtonReleaseEvent(const vtkContextMouseEvent &mouse) VTK_OVERRIDE;
123 
127  bool MouseWheelEvent(const vtkContextMouseEvent &mouse, int delta) VTK_OVERRIDE;
128 
129 protected:
130  vtkChartPie();
131  ~vtkChartPie() VTK_OVERRIDE;
132 
136  void RecalculatePlotTransforms();
137 
141  vtkChartLegend *Legend;
142 
146  vtkTooltipItem *Tooltip;
147 
151  bool PlotTransformValid;
152 
153 private:
154  vtkChartPie(const vtkChartPie &) VTK_DELETE_FUNCTION;
155  void operator=(const vtkChartPie &) VTK_DELETE_FUNCTION;
156 
160  bool LocatePointInPlots(const vtkContextMouseEvent &mouse);
161 
165  vtkChartPiePrivate *Private;
166 
167 };
168 
169 #endif //vtkChartPie_h
int vtkIdType
Definition: vtkType.h:345
Class for drawing 2D primitives to a graphical context.
Definition: vtkContext2D.h:52
Factory class for drawing 2D charts.
Definition: vtkChart.h:44
Provides a 2D scene for vtkContextItem objects.
data structure to represent mouse events.
a simple class to control print indentation
Definition: vtkIndent.h:33
virtual vtkIdType GetNumberOfPlots()
Get the number of plots the chart contains.
Abstract class for 2D plots.
Definition: vtkPlot.h:46
Factory class for drawing pie charts.
Definition: vtkChartPie.h:34
draw the chart legend
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
virtual vtkPlot * GetPlot(vtkIdType index)
Get the plot at the specified index, returns null if the index is invalid.
takes care of drawing 2D axes
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
virtual void Update()
Perform any updates to the item that may be necessary before rendering.