Visual Servoing Platform  version 3.3.0 under development (2020-02-17)
vpFont.h
1 /****************************************************************************
2  *
3  * ViSP, open source Visual Servoing Platform software.
4  * Copyright (C) 2005 - 2019 by Inria. All rights reserved.
5  *
6  * This software is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  * See the file LICENSE.txt at the root directory of this source
11  * distribution for additional information about the GNU GPL.
12  *
13  * For using ViSP with software that can not be combined with the GNU
14  * GPL, please contact Inria about acquiring a ViSP Professional
15  * Edition License.
16  *
17  * See http://visp.inria.fr for more information.
18  *
19  * This software was developed at:
20  * Inria Rennes - Bretagne Atlantique
21  * Campus Universitaire de Beaulieu
22  * 35042 Rennes Cedex
23  * France
24  *
25  * If you have questions regarding the use of this file, please contact
26  * Inria at visp@inria.fr
27  *
28  * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
29  * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
30  *
31  * Description:
32  * Draw text in an image.
33  *
34  *****************************************************************************/
35 
36 #ifndef _vpFont_h_
37 #define _vpFont_h_
38 
45 #include <visp3/core/vpImage.h>
46 #include <visp3/core/vpColor.h>
47 
55 class VISP_EXPORT vpFont
56 {
57 public:
58  vpFont(unsigned int height = 16);
59  ~vpFont();
60 
61  bool drawText(vpImage<unsigned char> & I, const std::string & text, const vpImagePoint & position, unsigned char color) const;
62  bool drawText(vpImage<unsigned char> & I, const std::string & text, const vpImagePoint & position, unsigned char color, unsigned char background) const;
63 
64  bool drawText(vpImage<vpRGBa> & I, const std::string & text, const vpImagePoint & position, const vpColor & color) const;
65  bool drawText(vpImage<vpRGBa> & I, const std::string & text, const vpImagePoint & position, const vpColor & color, const vpColor & background) const;
66 
67  unsigned int getHeight() const;
68  bool setHeight(unsigned int height);
69 
70 private:
71  vpFont(const vpFont &); // noncopyable
72  vpFont &operator=(const vpFont &); //
73 
74  // PIMPL idiom
75  class Impl;
76  Impl *m_impl;
77 };
78 
79 #endif
Class to define colors available for display functionnalities.
Definition: vpColor.h:119
Font drawing functions for image.
Definition: vpFont.h:55
Class that defines a 2D point in an image. This class is useful for image processing and stores only ...
Definition: vpImagePoint.h:88