Mercurial > hg > orthanc-stone
annotate Framework/Scene2D/Internals/CairoBaseRenderer.h @ 988:4c9b4c4de814 toa2019090901
Fixed bug in DicomStructureSet that prevented points from being added to polygons
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Mon, 09 Sep 2019 16:15:28 +0200 |
parents | 6e888cf6a48b |
children | 2d8ab34c8c91 |
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CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
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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 "ICairoContextProvider.h" |
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25 #include "CompositorHelper.h" |
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26 |
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27 namespace OrthancStone |
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28 { |
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29 namespace Internals |
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30 { |
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31 class CairoBaseRenderer : public CompositorHelper::ILayerRenderer |
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32 { |
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33 private: |
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34 ICairoContextProvider& target_; |
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35 std::auto_ptr<ISceneLayer> layer_; |
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36 |
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37 protected: |
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38 template<typename T> |
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39 const T& GetLayer() const |
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40 { |
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41 return dynamic_cast<T&>(*layer_); |
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42 } |
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43 |
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44 cairo_t* GetCairoContext() const |
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45 { |
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46 return target_.GetCairoContext(); |
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47 } |
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48 |
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49 public: |
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50 CairoBaseRenderer(ICairoContextProvider& target, |
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51 const ISceneLayer& layer) : |
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52 target_(target) |
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53 { |
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54 Update(layer); |
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55 } |
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56 |
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57 virtual void Update(const ISceneLayer& layer) |
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58 { |
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59 layer_.reset(layer.Clone()); |
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renderers now have access to canvas width/height
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60 } |
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61 }; |
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62 } |
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63 } |