Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/Internals/CairoBaseRenderer.h @ 1874:08f2476e8f5e
added classes OrientedIntegerLine2D and RectanglesIntegerProjection
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 11 Jan 2022 18:58:37 +0100 |
parents | 7053b8a0aaec |
children | 07964689cb0b |
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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) 2017-2022 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
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7 * |
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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 |
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10 * as published by the Free Software Foundation, either version 3 of |
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11 * the License, or (at your option) any later version. |
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12 * |
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13 * This program is distributed in the hope that it will be useful, but |
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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/>. |
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21 **/ |
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22 |
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23 |
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24 #pragma once |
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25 |
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26 #include "ICairoContextProvider.h" |
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27 #include "CompositorHelper.h" |
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28 |
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29 #include <Compatibility.h> |
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30 |
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31 namespace OrthancStone |
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32 { |
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33 namespace Internals |
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34 { |
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35 class CairoBaseRenderer : public CompositorHelper::ILayerRenderer |
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36 { |
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37 private: |
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38 ICairoContextProvider& target_; |
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39 std::unique_ptr<ISceneLayer> layer_; |
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40 |
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41 protected: |
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42 template<typename T> |
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43 const T& GetLayer() const |
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44 { |
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45 return dynamic_cast<T&>(*layer_); |
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46 } |
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47 |
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48 cairo_t* GetCairoContext() const |
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49 { |
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50 return target_.GetCairoContext(); |
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51 } |
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52 |
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53 public: |
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54 CairoBaseRenderer(ICairoContextProvider& target, |
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55 const ISceneLayer& layer) : |
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56 target_(target) |
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57 { |
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58 Update(layer); |
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59 } |
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60 |
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62 { |
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63 layer_.reset(layer.Clone()); |
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64 } |
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65 }; |
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66 } |
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67 } |