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update Octave Project Developers copyright for the new year In files that have the "Octave Project Developers" copyright notice, update for 2020.
author John W. Eaton <jwe@octave.org>
date Mon, 06 Jan 2020 22:29:51 -0500
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1 /*
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2
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3 Copyright (C) 2009-2020 The Octave Project Developers
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4
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5 See the file COPYRIGHT.md in the top-level directory of this distribution
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6 or <https://octave.org/COPYRIGHT.html/>.
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7
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8
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9 This file is part of Octave.
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10
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11 Octave is free software: you can redistribute it and/or modify it
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12 under the terms of the GNU General Public License as published by
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13 the Free Software Foundation, either version 3 of the License, or
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14 (at your option) any later version.
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15
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16 Octave is distributed in the hope that it will be useful, but
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17 WITHOUT ANY WARRANTY; without even the implied warranty of
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18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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19 GNU General Public License for more details.
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20
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21 You should have received a copy of the GNU General Public License
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22 along with Octave; see the file COPYING. If not, see
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23 <https://www.gnu.org/licenses/>.
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24
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25 */
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26
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27 #if ! defined (octave_base_text_renderer_h)
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28 #define octave_base_text_renderer_h 1
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29
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30 #include "octave-config.h"
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31
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32 #include <list>
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33 #include <string>
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34
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35 #include "dMatrix.h"
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36 #include "oct-map.h"
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37 #include "uint8NDArray.h"
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38
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39 #include "text-engine.h"
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40 #include "text-renderer.h"
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41
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42 namespace octave
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43 {
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44 class
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45 base_text_renderer : public text_processor
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46 {
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47 public:
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48
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49 base_text_renderer (void) : text_processor () { }
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50
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51 // No copying!
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52
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53 base_text_renderer (const base_text_renderer&) = delete;
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54
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55 base_text_renderer& operator = (const base_text_renderer&) = delete;
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56
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57 virtual ~base_text_renderer (void) = default;
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58
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59 virtual void
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60 set_anti_aliasing (bool val) = 0;
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61
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62 virtual Matrix
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63 get_extent (text_element *elt, double rotation) = 0;
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64
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65 virtual Matrix
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66 get_extent (const std::string& txt, double rotation,
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67 const caseless_str& interpreter) = 0;
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68
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69 virtual void
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70 set_font (const std::string& name, const std::string& weight,
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71 const std::string& angle, double size) = 0;
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72
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73 virtual octave_map
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74 get_system_fonts (void) = 0;
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75
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76 virtual void set_color (const Matrix& c) = 0;
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77
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78 virtual void
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79 text_to_pixels (const std::string& txt, uint8NDArray& pxls,
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80 Matrix& bbox, int halign, int valign, double rotation,
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81 const caseless_str& interpreter,
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82 bool handle_rotation) = 0;
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83
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84 virtual void
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85 text_to_strlist (const std::string& txt,
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86 std::list<text_renderer::string>& lst,
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87 Matrix& box, int halign, int valign, double rotation,
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88 const caseless_str& interpreter = "tex") = 0;
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89 };
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90 }
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91
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92 #endif