VTK  9.2.6
vtkFreeTypeStringToImage.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkFreeTypeStringToImage.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
22#ifndef vtkFreeTypeStringToImage_h
23#define vtkFreeTypeStringToImage_h
24
25#include "vtkRenderingFreeTypeModule.h" // For export macro
26#include "vtkSmartPointer.h" // For SP ivars
27#include "vtkStringToImage.h"
28
29class VTKRENDERINGFREETYPE_EXPORT vtkFreeTypeStringToImage : public vtkStringToImage
30{
31public:
33 void PrintSelf(ostream& os, vtkIndent indent) override;
34
36
38
51 vtkVector2i GetBounds(vtkTextProperty* property, const vtkStdString& string, int dpi) override;
53
55
62 int RenderString(vtkTextProperty* property, const vtkStdString& string, int dpi,
63 vtkImageData* data, int textDims[2] = nullptr) override;
65
70 void SetScaleToPowerOfTwo(bool scale) override;
71
76
77protected:
80
81 class Internals;
82 Internals* Implementation;
83
84private:
86 void operator=(const vtkFreeTypeStringToImage&) = delete;
87};
88
89#endif // vtkFreeTypeStringToImage_h
render the supplied text to an image.
vtkVector2i GetBounds(vtkTextProperty *property, const vtkStdString &string, int dpi) override
Given a text property and a string, get the bounding box [xmin, xmax] x [ymin, ymax].
static vtkFreeTypeStringToImage * New()
void SetScaleToPowerOfTwo(bool scale) override
Should we produce images at powers of 2, makes rendering on old OpenGL hardware easier.
int RenderString(vtkTextProperty *property, const vtkStdString &string, int dpi, vtkImageData *data, int textDims[2]=nullptr) override
Given a text property and a string, this function initializes the vtkImageData *data and renders it i...
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
~vtkFreeTypeStringToImage() override
void DeepCopy(vtkFreeTypeStringToImage *utility)
Make a deep copy of the supplied utility class.
topologically and geometrically regular array of data
a simple class to control print indentation
Definition vtkIndent.h:34
Wrapper around std::string to keep symbols short.
base class for classes that render supplied text to an image.
represent text properties.
Some derived classes for the different vectors commonly used.
Definition vtkVector.h:419