Visual Servoing Platform version 3.6.0
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vpFont.h
1/*
2 * ViSP, open source Visual Servoing Platform software.
3 * Copyright (C) 2005 - 2023 by Inria. All rights reserved.
4 *
5 * This software is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 * See the file LICENSE.txt at the root directory of this source
10 * distribution for additional information about the GNU GPL.
11 *
12 * For using ViSP with software that can not be combined with the GNU
13 * GPL, please contact Inria about acquiring a ViSP Professional
14 * Edition License.
15 *
16 * See https://visp.inria.fr for more information.
17 *
18 * This software was developed at:
19 * Inria Rennes - Bretagne Atlantique
20 * Campus Universitaire de Beaulieu
21 * 35042 Rennes Cedex
22 * France
23 *
24 * If you have questions regarding the use of this file, please contact
25 * Inria at visp@inria.fr
26 *
27 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
28 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
29 *
30 * Description:
31 * Draw text in an image.
32 */
33
34#ifndef _vpFont_h_
35#define _vpFont_h_
36
43#include <visp3/core/vpColor.h>
44#include <visp3/core/vpImage.h>
45
53class VISP_EXPORT vpFont
54{
55public:
56 enum vpFontFamily { GENERIC_MONOSPACE, TRUETYPE_FILE };
57
58 vpFont(unsigned int height = 16, const vpFontFamily &fontFamily = TRUETYPE_FILE,
59 const std::string &ttfFilename = std::string(VISP_RUBIK_REGULAR_FONT_RESOURCES));
60 ~vpFont();
61
62 bool drawText(vpImage<unsigned char> &I, const std::string &text, const vpImagePoint &position,
63 unsigned char color) const;
64 bool drawText(vpImage<unsigned char> &I, const std::string &text, const vpImagePoint &position, unsigned char color,
65 unsigned char background) const;
66
67 bool drawText(vpImage<vpRGBa> &I, const std::string &text, const vpImagePoint &position, const vpColor &color) const;
68 bool drawText(vpImage<vpRGBa> &I, const std::string &text, const vpImagePoint &position, const vpColor &color,
69 const vpColor &background) const;
70
71 unsigned int getHeight() const;
72 vpImagePoint getMeasure(const std::string &text) const;
73 bool setHeight(unsigned int height);
74
75private:
76 vpFont(const vpFont &); // noncopyable
77 vpFont &operator=(const vpFont &); //
78
79 // PIMPL idiom
80 class Impl;
81 Impl *m_impl;
82};
83
84#endif
Class to define RGB colors available for display functionalities.
Definition vpColor.h:152
Font drawing functions for image.
Definition vpFont.h:54
vpFontFamily
Definition vpFont.h:56
Class that defines a 2D point in an image. This class is useful for image processing and stores only ...
Definition of the vpImage class member functions.
Definition vpImage.h:135