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annotate Framework/Viewport/WebAssemblyViewport.h @ 942:685c9a2d115f

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Added missing ORTHANC_OVERRIDE + preparation for lost GL context handling + stubs for GL context event handlers
author Benjamin Golinvaux <bgo@osimis.io>
date Mon, 05 Aug 2019 12:27:27 +0200
parents a6c12fe88bcb
children 1091b2adeb5a
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #pragma once
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23
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24 #include "../OpenGL/WebAssemblyOpenGLContext.h"
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25 #include "../Scene2D/OpenGLCompositor.h"
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26 #include "../Scene2D/CairoCompositor.h"
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27 #include "ViewportBase.h"
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28
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29 namespace OrthancStone
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30 {
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31 class WebAssemblyViewport : public ViewportBase
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32 {
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33 public:
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34 WebAssemblyViewport(const std::string& identifier)
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35 : ViewportBase(identifier)
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36 {
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37 }
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38
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39 WebAssemblyViewport(const std::string& identifier,
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40 boost::shared_ptr<Scene2D>& scene)
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41 : ViewportBase(identifier, scene)
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42 {
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43 }
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44 };
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45
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46 class WebAssemblyOpenGLViewport : public WebAssemblyViewport
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47 {
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48 private:
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49 OpenGL::WebAssemblyOpenGLContext context_;
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50 std::auto_ptr<OpenGLCompositor> compositor_;
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51
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52 public:
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53 WebAssemblyOpenGLViewport(const std::string& canvas);
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54
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55 WebAssemblyOpenGLViewport(const std::string& canvas,
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56 boost::shared_ptr<Scene2D>& scene);
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57
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58 // This function must be called each time the browser window is resized
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59 void UpdateSize();
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60
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61 virtual ICompositor& GetCompositor()
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62 {
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63 return *compositor_;
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64 }
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65
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66 bool OpenGLContextLost();
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67 bool OpenGLContextRestored();
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68
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69 private:
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70 void RegisterContextCallbacks();
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71 };
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72
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73 class WebAssemblyCairoViewport : public WebAssemblyViewport
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74 {
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75 private:
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76 CairoCompositor compositor_;
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77 std::string canvas_;
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78
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79 public:
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80 WebAssemblyCairoViewport(const std::string& canvas);
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81
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82 WebAssemblyCairoViewport(const std::string& canvas,
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83 boost::shared_ptr<Scene2D>& scene);
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84
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85 void UpdateSize();
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86
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87 virtual void Refresh();
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88
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89 virtual ICompositor& GetCompositor()
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90 {
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91 return compositor_;
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92 }
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93 };
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94
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95 }