Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Wrappers/CairoSurface.h @ 2121:4cc9e4a54a89
simplification
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 22 Mar 2024 16:09:42 +0100 |
parents | c23eef785569 |
children | 16c01cc201e7 |
rev | line source |
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0 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2024 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
0 | 7 * |
8 * This program is free software: you can redistribute it and/or | |
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9 * modify it under the terms of the GNU Lesser General Public License |
47 | 10 * as published by the Free Software Foundation, either version 3 of |
11 * the License, or (at your option) any later version. | |
0 | 12 * |
13 * This program is distributed in the hope that it will be useful, but | |
14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 * Lesser General Public License for more details. |
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17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
0 | 21 **/ |
22 | |
23 | |
24 #pragma once | |
25 | |
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26 #include <Images/ImageAccessor.h> |
0 | 27 |
28 #include <boost/noncopyable.hpp> | |
29 #include <cairo.h> | |
30 | |
31 namespace OrthancStone | |
32 { | |
33 class CairoSurface : public boost::noncopyable | |
34 { | |
35 private: | |
36 cairo_surface_t* surface_; | |
37 unsigned int width_; | |
38 unsigned int height_; | |
39 unsigned int pitch_; | |
40 void* buffer_; | |
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41 bool hasAlpha_; |
0 | 42 |
43 void Release(); | |
44 | |
45 void Allocate(unsigned int width, | |
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46 unsigned int height, |
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47 bool hasAlpha); |
0 | 48 |
49 public: | |
50 CairoSurface() : | |
51 surface_(NULL) | |
52 { | |
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53 Allocate(0, 0, false); |
0 | 54 } |
55 | |
56 CairoSurface(unsigned int width, | |
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57 unsigned int height, |
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58 bool hasAlpha) : |
0 | 59 surface_(NULL) |
60 { | |
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61 Allocate(width, height, hasAlpha); |
0 | 62 } |
63 | |
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64 CairoSurface(Orthanc::ImageAccessor& accessor, |
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65 bool hasAlpha); |
0 | 66 |
67 ~CairoSurface() | |
68 { | |
69 Release(); | |
70 } | |
71 | |
72 void SetSize(unsigned int width, | |
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73 unsigned int height, |
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74 bool hasAlpha); |
0 | 75 |
76 void Copy(const CairoSurface& other); | |
77 | |
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78 void Copy(const Orthanc::ImageAccessor& source, |
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79 bool hasAlpha); |
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80 |
0 | 81 unsigned int GetWidth() const |
82 { | |
83 return width_; | |
84 } | |
85 | |
86 unsigned int GetHeight() const | |
87 { | |
88 return height_; | |
89 } | |
90 | |
91 unsigned int GetPitch() const | |
92 { | |
93 return pitch_; | |
94 } | |
95 | |
96 const void* GetBuffer() const | |
97 { | |
98 return buffer_; | |
99 } | |
100 | |
101 void* GetBuffer() | |
102 { | |
103 return buffer_; | |
104 } | |
105 | |
106 cairo_surface_t* GetObject() | |
107 { | |
108 return surface_; | |
109 } | |
110 | |
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111 bool HasAlpha() const |
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112 { |
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113 return hasAlpha_; |
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114 } |
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115 |
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116 void GetReadOnlyAccessor(Orthanc::ImageAccessor& target) const; |
0 | 117 |
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118 void GetWriteableAccessor(Orthanc::ImageAccessor& target); |
0 | 119 }; |
120 } |