Mercurial > hg > orthanc-stone
annotate Framework/Viewport/SdlViewport.cpp @ 931:fc38c4ab17e3 toa2019072401
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author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Wed, 24 Jul 2019 18:46:06 +0200 |
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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 #include "SdlViewport.h" |
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22 |
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23 #include <Core/OrthancException.h> |
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24 |
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25 #include <boost/make_shared.hpp> |
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26 |
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27 namespace OrthancStone |
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28 { |
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29 SdlOpenGLViewport::SdlOpenGLViewport(const char* title, |
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30 unsigned int width, |
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31 unsigned int height, |
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32 bool allowDpiScaling) : |
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33 SdlViewport(title), |
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34 context_(title, width, height, allowDpiScaling), |
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35 compositor_(context_, GetScene()) |
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36 { |
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37 } |
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38 |
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39 SdlOpenGLViewport::SdlOpenGLViewport(const char* title, |
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40 unsigned int width, |
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41 unsigned int height, |
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42 boost::shared_ptr<Scene2D>& scene, |
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43 bool allowDpiScaling) : |
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44 SdlViewport(title, scene), |
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45 context_(title, width, height, allowDpiScaling), |
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46 compositor_(context_, GetScene()) |
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47 { |
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48 } |
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49 |
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50 |
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51 SdlCairoViewport::SdlCairoViewport(const char* title, |
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52 unsigned int width, |
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53 unsigned int height, |
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54 bool allowDpiScaling) : |
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55 SdlViewport(title), |
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56 window_(title, width, height, false /* enable OpenGL */, allowDpiScaling), |
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57 compositor_(GetScene(), width, height) |
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58 { |
909 | 59 UpdateSdlSurfaceSize(width, height); |
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60 } |
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61 |
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62 |
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63 SdlCairoViewport::~SdlCairoViewport() |
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64 { |
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65 if (sdlSurface_) |
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66 { |
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67 SDL_FreeSurface(sdlSurface_); |
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68 } |
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69 } |
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70 |
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71 |
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72 void SdlCairoViewport::Refresh() |
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73 { |
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74 GetCompositor().Refresh(); |
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75 window_.Render(sdlSurface_); |
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76 } |
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77 |
909 | 78 void SdlCairoViewport::UpdateSize(unsigned int width, |
79 unsigned int height) | |
80 { | |
81 compositor_.UpdateSize(width, height); | |
82 UpdateSdlSurfaceSize(width, height); | |
83 Refresh(); | |
84 } | |
85 | |
86 | |
87 void SdlCairoViewport::UpdateSdlSurfaceSize(unsigned int width, | |
88 unsigned int height) | |
89 { | |
90 static const uint32_t rmask = 0x00ff0000; | |
91 static const uint32_t gmask = 0x0000ff00; | |
92 static const uint32_t bmask = 0x000000ff; | |
93 | |
94 sdlSurface_ = SDL_CreateRGBSurfaceFrom((void*)(compositor_.GetCanvas().GetBuffer()), width, height, 32, | |
95 compositor_.GetCanvas().GetPitch(), rmask, gmask, bmask, 0); | |
96 if (!sdlSurface_) | |
97 { | |
98 LOG(ERROR) << "Cannot create a SDL surface from a Cairo surface"; | |
99 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
100 } | |
101 } | |
102 | |
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103 } |