VTK  9.2.6
vtkStringToImage.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkStringToImage.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 
25 #ifndef vtkStringToImage_h
26 #define vtkStringToImage_h
27 
28 #include "vtkObject.h"
29 #include "vtkRenderingCoreModule.h" // For export macro
30 
31 class vtkStdString;
32 class vtkTextProperty;
33 class vtkImageData;
34 class vtkVector2i;
35 
36 class VTKRENDERINGCORE_EXPORT vtkStringToImage : public vtkObject
37 {
38 public:
39  vtkTypeMacro(vtkStringToImage, vtkObject);
40  void PrintSelf(ostream& os, vtkIndent indent) override;
41 
43 
56  virtual vtkVector2i GetBounds(vtkTextProperty* property, const vtkStdString& string, int dpi) = 0;
58 
60 
67  virtual int RenderString(vtkTextProperty* property, const vtkStdString& string, int dpi,
68  vtkImageData* data, int text_dims[2] = nullptr) = 0;
70 
75  virtual void SetScaleToPowerOfTwo(bool scale);
76  vtkGetMacro(ScaleToPowerOfTwo, bool);
77 
78 protected:
80  ~vtkStringToImage() override;
81 
82  bool Antialias;
84 
85 private:
86  vtkStringToImage(const vtkStringToImage&) = delete;
87  void operator=(const vtkStringToImage&) = delete;
88 };
89 
90 #endif // vtkStringToImage_h
Wrapper around std::string to keep symbols short.
Definition: vtkStdString.h:38
void GetBounds(T a, double bds[6])
abstract base class for most VTK objects
Definition: vtkObject.h:62
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
base class for classes that render supplied text to an image.
a simple class to control print indentation
Definition: vtkIndent.h:39
topologically and geometrically regular array of data
Definition: vtkImageData.h:53
Some derived classes for the different vectors commonly used.
Definition: vtkVector.h:421
represent text properties.