Mercurial > hg > orthanc-stone
comparison Framework/Wrappers/CairoSurface.h @ 807:c237e0625065
deprecating CairoFont
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 28 May 2019 17:44:53 +0200 |
parents | Framework/Viewport/CairoSurface.h@aaeec7be8fb7 |
children | 2d8ab34c8c91 |
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806:f4d64e088838 | 807:c237e0625065 |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #pragma once | |
23 | |
24 #include <Core/Images/ImageAccessor.h> | |
25 | |
26 #include <boost/noncopyable.hpp> | |
27 #include <cairo.h> | |
28 | |
29 namespace OrthancStone | |
30 { | |
31 class CairoSurface : public boost::noncopyable | |
32 { | |
33 private: | |
34 cairo_surface_t* surface_; | |
35 unsigned int width_; | |
36 unsigned int height_; | |
37 unsigned int pitch_; | |
38 void* buffer_; | |
39 bool hasAlpha_; | |
40 | |
41 void Release(); | |
42 | |
43 void Allocate(unsigned int width, | |
44 unsigned int height, | |
45 bool hasAlpha); | |
46 | |
47 public: | |
48 CairoSurface() : | |
49 surface_(NULL) | |
50 { | |
51 Allocate(0, 0, false); | |
52 } | |
53 | |
54 CairoSurface(unsigned int width, | |
55 unsigned int height, | |
56 bool hasAlpha) : | |
57 surface_(NULL) | |
58 { | |
59 Allocate(width, height, hasAlpha); | |
60 } | |
61 | |
62 CairoSurface(Orthanc::ImageAccessor& accessor, | |
63 bool hasAlpha); | |
64 | |
65 ~CairoSurface() | |
66 { | |
67 Release(); | |
68 } | |
69 | |
70 void SetSize(unsigned int width, | |
71 unsigned int height, | |
72 bool hasAlpha); | |
73 | |
74 void Copy(const CairoSurface& other); | |
75 | |
76 void Copy(const Orthanc::ImageAccessor& source, | |
77 bool hasAlpha); | |
78 | |
79 unsigned int GetWidth() const | |
80 { | |
81 return width_; | |
82 } | |
83 | |
84 unsigned int GetHeight() const | |
85 { | |
86 return height_; | |
87 } | |
88 | |
89 unsigned int GetPitch() const | |
90 { | |
91 return pitch_; | |
92 } | |
93 | |
94 const void* GetBuffer() const | |
95 { | |
96 return buffer_; | |
97 } | |
98 | |
99 void* GetBuffer() | |
100 { | |
101 return buffer_; | |
102 } | |
103 | |
104 cairo_surface_t* GetObject() | |
105 { | |
106 return surface_; | |
107 } | |
108 | |
109 bool HasAlpha() const | |
110 { | |
111 return hasAlpha_; | |
112 } | |
113 | |
114 void GetReadOnlyAccessor(Orthanc::ImageAccessor& target) const; | |
115 | |
116 void GetWriteableAccessor(Orthanc::ImageAccessor& target); | |
117 }; | |
118 } |