Mercurial > hg > orthanc-stone
comparison OrthancStone/Sources/Scene2D/CairoCompositor.h @ 1512:244ad1e4e76a
reorganization of folders
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 07 Jul 2020 16:21:02 +0200 |
parents | Framework/Scene2D/CairoCompositor.h@5c96bf3f1d32 |
children | 92fca2b3ba3d |
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1511:9dfeee74c1e6 | 1512:244ad1e4e76a |
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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) 2017-2020 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 "ICompositor.h" | |
25 #include "../Fonts/GlyphBitmapAlphabet.h" | |
26 #include "../Wrappers/CairoContext.h" | |
27 #include "Internals/CompositorHelper.h" | |
28 #include "Internals/ICairoContextProvider.h" | |
29 | |
30 namespace OrthancStone | |
31 { | |
32 class CairoCompositor : | |
33 public ICompositor, | |
34 private Internals::CompositorHelper::IRendererFactory, | |
35 private Internals::ICairoContextProvider | |
36 { | |
37 private: | |
38 typedef std::map<size_t, GlyphBitmapAlphabet*> Fonts; | |
39 | |
40 std::unique_ptr<Internals::CompositorHelper> helper_; | |
41 CairoSurface canvas_; | |
42 Fonts fonts_; | |
43 | |
44 // Only valid during a call to "Refresh()" | |
45 std::unique_ptr<CairoContext> context_; | |
46 | |
47 virtual cairo_t* GetCairoContext() ORTHANC_OVERRIDE; | |
48 | |
49 virtual Internals::CompositorHelper::ILayerRenderer* Create(const ISceneLayer& layer) ORTHANC_OVERRIDE; | |
50 | |
51 public: | |
52 CairoCompositor(unsigned int canvasWidth, | |
53 unsigned int canvasHeight); | |
54 | |
55 virtual ~CairoCompositor(); | |
56 | |
57 const CairoSurface& GetCanvas() const | |
58 { | |
59 return canvas_; | |
60 } | |
61 | |
62 virtual void RefreshCanvasSize() ORTHANC_OVERRIDE | |
63 { | |
64 // The canvas size is constant in Cairo, except if | |
65 // "UpdateSize()" is called | |
66 } | |
67 | |
68 virtual unsigned int GetCanvasWidth() const ORTHANC_OVERRIDE | |
69 { | |
70 return canvas_.GetWidth(); | |
71 } | |
72 | |
73 virtual unsigned int GetCanvasHeight() const ORTHANC_OVERRIDE | |
74 { | |
75 return canvas_.GetHeight(); | |
76 } | |
77 | |
78 void SetFont(size_t index, | |
79 GlyphBitmapAlphabet* dict); // Takes ownership | |
80 | |
81 #if ORTHANC_ENABLE_LOCALE == 1 | |
82 virtual void SetFont(size_t index, | |
83 const std::string& ttf, | |
84 unsigned int fontSize, | |
85 Orthanc::Encoding codepage) ORTHANC_OVERRIDE; | |
86 #endif | |
87 | |
88 virtual void Refresh(const Scene2D& scene) ORTHANC_OVERRIDE; | |
89 | |
90 virtual void ResetScene() ORTHANC_OVERRIDE | |
91 { | |
92 helper_.reset(new Internals::CompositorHelper(*this)); | |
93 } | |
94 | |
95 void UpdateSize(unsigned int canvasWidth, | |
96 unsigned int canvasHeight); | |
97 | |
98 Orthanc::ImageAccessor* RenderText(size_t fontIndex, | |
99 const std::string& utf8) const; | |
100 }; | |
101 } |