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annotate Framework/Scene2D/Internals/CompositorHelper.h @ 593:6bf8f881fcb5

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OpenGLBasicPolylineRenderer
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 26 Apr 2019 13:04:56 +0200
parents Framework/Scene2D/CompositorHelper.h@b9ce24c606ae
children 6129b1e5ba42
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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 "../Scene2D.h"
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26 namespace OrthancStone
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27 {
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28 namespace Internals
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29 {
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30 class CompositorHelper : protected Scene2D::IVisitor
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31 {
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32 public:
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33 class ILayerRenderer : public boost::noncopyable
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34 {
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35 public:
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36 virtual ~ILayerRenderer()
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37 {
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38 }
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39
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40 virtual void Render(const AffineTransform2D& transform) = 0;
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41
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42 // "Update()" is only called if the type of the layer has not changed
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43 virtual void Update(const ISceneLayer& layer) = 0;
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44 };
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45
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46 class IRendererFactory : public boost::noncopyable
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47 {
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48 public:
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49 virtual ~IRendererFactory()
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50 {
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51 }
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52
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53 virtual ILayerRenderer* Create(const ISceneLayer& layer) = 0;
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54 };
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56 private:
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57 class Item;
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58
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59 typedef std::map<int, Item*> Content;
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60
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61 Scene2D& scene_;
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62 IRendererFactory& factory_;
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63 Content content_;
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64 AffineTransform2D sceneTransform_;
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65
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66 protected:
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67 virtual void Visit(const ISceneLayer& layer,
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68 int depth);
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69
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70 public:
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71 CompositorHelper(Scene2D& scene,
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72 IRendererFactory& factory) :
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73 scene_(scene),
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74 factory_(factory)
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75 {
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76 }
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77
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78 ~CompositorHelper();
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79
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80 void Refresh(unsigned int canvasWidth,
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81 unsigned int canvasHeight);
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82 };
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83 }
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84 }