VTK  9.0.1
vtkCategoryLegend.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkCategoryLegend.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 
28 #ifndef vtkCategoryLegend_h
29 #define vtkCategoryLegend_h
30 
31 #include "vtkChartLegend.h"
32 #include "vtkChartsCoreModule.h" // For export macro
33 #include "vtkNew.h" // For vtkNew ivars
34 #include "vtkStdString.h" // For vtkStdString ivars
35 #include "vtkVector.h" // For vtkRectf
36 
37 class vtkScalarsToColors;
38 class vtkTextProperty;
39 class vtkVariantArray;
40 
41 class VTKCHARTSCORE_EXPORT vtkCategoryLegend : public vtkChartLegend
42 {
43 public:
45  static vtkCategoryLegend* New();
46 
50  enum
51  {
52  VERTICAL = 0,
53  HORIZONTAL
54  };
55 
59  bool Paint(vtkContext2D* painter) override;
60 
65  vtkRectf GetBoundingRect(vtkContext2D* painter) override;
66 
68 
73  virtual void SetScalarsToColors(vtkScalarsToColors* stc);
74  virtual vtkScalarsToColors* GetScalarsToColors();
76 
78 
84  vtkGetMacro(Values, vtkVariantArray*);
85  vtkSetMacro(Values, vtkVariantArray*);
87 
89 
92  virtual void SetTitle(const vtkStdString& title);
93  virtual vtkStdString GetTitle();
95 
97 
100  vtkGetMacro(OutlierLabel, vtkStdString);
101  vtkSetMacro(OutlierLabel, vtkStdString);
103 
104 protected:
106  ~vtkCategoryLegend() override;
107 
115 
116 private:
117  vtkCategoryLegend(const vtkCategoryLegend&) = delete;
118  void operator=(const vtkCategoryLegend&) = delete;
119 };
120 
121 #endif
vtkStdString OutlierLabel
Wrapper around std::string to keep symbols short.
Definition: vtkStdString.h:34
An array holding vtkVariants.
virtual vtkRectf GetBoundingRect(vtkContext2D *painter)
Request the space the legend requires to be drawn.
vtkScalarsToColors * ScalarsToColors
Superclass for mapping scalar values to colors.
Class for drawing 2D primitives to a graphical context.
Definition: vtkContext2D.h:52
vtkVariantArray * Values
static vtkChartLegend * New()
Creates a 2D Chart object.
represent text properties.
Legend item to display categorical data.
draw the chart legend
bool Paint(vtkContext2D *painter) override
Paint event for the axis, called whenever the axis needs to be drawn.
vtkNew< vtkTextProperty > TitleProperties