Mercurial > hg > orthanc-stone
comparison Framework/Layers/SingleFrameRendererFactory.cpp @ 0:351ab0da0150
initial commit
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 14 Oct 2016 15:34:11 +0200 |
parents | |
children | ff1e935768e7 |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * | |
6 * This program is free software: you can redistribute it and/or | |
7 * modify it under the terms of the GNU General Public License as | |
8 * published by the Free Software Foundation, either version 3 of the | |
9 * License, or (at your option) any later version. | |
10 * | |
11 * In addition, as a special exception, the copyright holders of this | |
12 * program give permission to link the code of its release with the | |
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
14 * that use the same license as the "OpenSSL" library), and distribute | |
15 * the linked executables. You must obey the GNU General Public License | |
16 * in all respects for all of the code used other than "OpenSSL". If you | |
17 * modify file(s) with this exception, you may extend this exception to | |
18 * your version of the file(s), but you are not obligated to do so. If | |
19 * you do not wish to do so, delete this exception statement from your | |
20 * version. If you delete this exception statement from all source files | |
21 * in the program, then also delete it here. | |
22 * | |
23 * This program is distributed in the hope that it will be useful, but | |
24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
26 * General Public License for more details. | |
27 * | |
28 * You should have received a copy of the GNU General Public License | |
29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
30 **/ | |
31 | |
32 | |
33 #include "SingleFrameRendererFactory.h" | |
34 | |
35 #include "FrameRenderer.h" | |
36 #include "../Messaging/MessagingToolbox.h" | |
37 #include "../Orthanc/Core/OrthancException.h" | |
38 #include "../Toolbox/DicomFrameConverter.h" | |
39 | |
40 namespace OrthancStone | |
41 { | |
42 SingleFrameRendererFactory::SingleFrameRendererFactory(IOrthancConnection& orthanc, | |
43 const std::string& instanceId, | |
44 unsigned int frame) : | |
45 orthanc_(orthanc), | |
46 dicom_(orthanc, instanceId), | |
47 instance_(instanceId), | |
48 frame_(frame) | |
49 { | |
50 DicomFrameConverter converter; | |
51 converter.ReadParameters(dicom_); | |
52 format_ = converter.GetExpectedPixelFormat(); | |
53 } | |
54 | |
55 | |
56 SliceGeometry SingleFrameRendererFactory::GetSliceGeometry() | |
57 { | |
58 if (dicom_.HasTag(DICOM_TAG_IMAGE_POSITION_PATIENT) && | |
59 dicom_.HasTag(DICOM_TAG_IMAGE_ORIENTATION_PATIENT)) | |
60 { | |
61 return SliceGeometry(dicom_); | |
62 } | |
63 else | |
64 { | |
65 return SliceGeometry(); | |
66 } | |
67 } | |
68 | |
69 | |
70 bool SingleFrameRendererFactory::GetExtent(double& x1, | |
71 double& y1, | |
72 double& x2, | |
73 double& y2, | |
74 const SliceGeometry& viewportSlice) | |
75 { | |
76 // Assume that PixelSpacingX == PixelSpacingY == 1 | |
77 | |
78 unsigned int width = dicom_.GetUnsignedIntegerValue(DICOM_TAG_COLUMNS); | |
79 unsigned int height = dicom_.GetUnsignedIntegerValue(DICOM_TAG_ROWS); | |
80 | |
81 x1 = 0; | |
82 y1 = 0; | |
83 x2 = static_cast<double>(width); | |
84 y2 = static_cast<double>(height); | |
85 | |
86 return true; | |
87 } | |
88 | |
89 | |
90 ILayerRenderer* SingleFrameRendererFactory::CreateLayerRenderer(const SliceGeometry& viewportSlice) | |
91 { | |
92 SliceGeometry frameSlice(dicom_); | |
93 return FrameRenderer::CreateRenderer(MessagingToolbox::DecodeFrame(orthanc_, instance_, frame_, format_), | |
94 viewportSlice, frameSlice, dicom_, 1, 1, true); | |
95 } | |
96 | |
97 | |
98 ISliceableVolume& SingleFrameRendererFactory::GetSourceVolume() const | |
99 { | |
100 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
101 } | |
102 } |