Mercurial > hg > orthanc-stone
annotate Framework/Layers/DicomStructureSetRendererFactory.cpp @ 293:017044be141b am-2
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author | am@osimis.io |
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date | Thu, 30 Aug 2018 17:15:22 +0200 |
parents | fccffbf99ba1 |
children | 3d523c9a8f0d ba5ad93f935a |
rev | line source |
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0 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
0 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
47 | 8 * modify it under the terms of the GNU Affero General Public License |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
0 | 11 * |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
47 | 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
0 | 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
19 **/ | |
20 | |
21 | |
22 #include "DicomStructureSetRendererFactory.h" | |
23 | |
24 namespace OrthancStone | |
25 { | |
26 class DicomStructureSetRendererFactory::Renderer : public ILayerRenderer | |
27 { | |
28 private: | |
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29 class Structure |
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30 { |
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31 private: |
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32 bool visible_; |
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33 uint8_t red_; |
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34 uint8_t green_; |
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35 uint8_t blue_; |
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36 std::string name_; |
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37 std::vector< std::vector<DicomStructureSet::PolygonPoint> > polygons_; |
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38 |
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39 public: |
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40 Structure(DicomStructureSet& structureSet, |
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41 const CoordinateSystem3D& slice, |
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42 size_t index) : |
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43 name_(structureSet.GetStructureName(index)) |
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44 { |
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45 structureSet.GetStructureColor(red_, green_, blue_, index); |
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46 visible_ = structureSet.ProjectStructure(polygons_, index, slice); |
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47 } |
0 | 48 |
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49 void Render(CairoContext& context) |
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50 { |
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51 if (visible_) |
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52 { |
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53 cairo_t* cr = context.GetObject(); |
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54 |
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55 context.SetSourceColor(red_, green_, blue_); |
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56 |
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57 for (size_t i = 0; i < polygons_.size(); i++) |
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58 { |
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59 cairo_move_to(cr, polygons_[i][0].first, polygons_[i][0].second); |
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60 |
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61 for (size_t j = 1; j < polygons_[i].size(); j++) |
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62 { |
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63 cairo_line_to(cr, polygons_[i][j].first, polygons_[i][j].second); |
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64 } |
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65 |
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66 cairo_line_to(cr, polygons_[i][0].first, polygons_[i][0].second); |
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67 cairo_stroke(cr); |
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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 |
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73 typedef std::list<Structure*> Structures; |
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74 |
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75 CoordinateSystem3D slice_; |
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76 Structures structures_; |
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77 |
0 | 78 public: |
122
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79 Renderer(DicomStructureSet& structureSet, |
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80 const CoordinateSystem3D& slice) : |
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81 slice_(slice) |
0 | 82 { |
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83 for (size_t k = 0; k < structureSet.GetStructureCount(); k++) |
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84 { |
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85 structures_.push_back(new Structure(structureSet, slice, k)); |
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86 } |
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87 } |
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88 |
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89 virtual ~Renderer() |
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90 { |
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91 for (Structures::iterator it = structures_.begin(); |
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92 it != structures_.end(); ++it) |
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93 { |
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94 delete *it; |
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95 } |
0 | 96 } |
97 | |
98 virtual bool RenderLayer(CairoContext& context, | |
99 const ViewportGeometry& view) | |
100 { | |
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101 cairo_set_line_width(context.GetObject(), 2.0f / view.GetZoom()); |
125 | 102 |
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103 for (Structures::const_iterator it = structures_.begin(); |
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104 it != structures_.end(); ++it) |
0 | 105 { |
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106 assert(*it != NULL); |
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107 (*it)->Render(context); |
0 | 108 } |
109 | |
110 return true; | |
111 } | |
112 | |
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113 virtual const CoordinateSystem3D& GetLayerSlice() |
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114 { |
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115 return slice_; |
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116 } |
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117 |
0 | 118 virtual void SetLayerStyle(const RenderStyle& style) |
119 { | |
120 } | |
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121 |
0 | 122 virtual bool IsFullQuality() |
123 { | |
124 return true; | |
125 } | |
126 }; | |
127 | |
128 | |
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129 void DicomStructureSetRendererFactory::ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
0 | 130 { |
130 | 131 if (loader_.HasStructureSet()) |
0 | 132 { |
130 | 133 NotifyLayerReady(new Renderer(loader_.GetStructureSet(), viewportSlice), viewportSlice, false); |
0 | 134 } |
135 } | |
136 } |