Mercurial > hg > orthanc
comparison OrthancServer/Plugins/Samples/Common/DicomDatasetReader.cpp @ 4044:d25f4c0fa160 framework
splitting code into OrthancFramework and OrthancServer
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Wed, 10 Jun 2020 20:30:34 +0200 |
parents | Plugins/Samples/Common/DicomDatasetReader.cpp@94f4a18a79cc |
children |
comparison
equal
deleted
inserted
replaced
4043:6c6239aec462 | 4044:d25f4c0fa160 |
---|---|
1 /** | |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU General Public License as | |
9 * published by the Free Software Foundation, either version 3 of the | |
10 * License, or (at your option) any later version. | |
11 * | |
12 * In addition, as a special exception, the copyright holders of this | |
13 * program give permission to link the code of its release with the | |
14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
15 * that use the same license as the "OpenSSL" library), and distribute | |
16 * the linked executables. You must obey the GNU General Public License | |
17 * in all respects for all of the code used other than "OpenSSL". If you | |
18 * modify file(s) with this exception, you may extend this exception to | |
19 * your version of the file(s), but you are not obligated to do so. If | |
20 * you do not wish to do so, delete this exception statement from your | |
21 * version. If you delete this exception statement from all source files | |
22 * in the program, then also delete it here. | |
23 * | |
24 * This program is distributed in the hope that it will be useful, but | |
25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
27 * General Public License for more details. | |
28 * | |
29 * You should have received a copy of the GNU General Public License | |
30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
31 **/ | |
32 | |
33 | |
34 #include "DicomDatasetReader.h" | |
35 | |
36 #include "OrthancPluginException.h" | |
37 | |
38 #include <boost/lexical_cast.hpp> | |
39 | |
40 namespace OrthancPlugins | |
41 { | |
42 // This function is copied-pasted from "../../../Core/Toolbox.cpp", | |
43 // in order to avoid the dependency of plugins against the Orthanc core | |
44 static std::string StripSpaces(const std::string& source) | |
45 { | |
46 size_t first = 0; | |
47 | |
48 while (first < source.length() && | |
49 isspace(source[first])) | |
50 { | |
51 first++; | |
52 } | |
53 | |
54 if (first == source.length()) | |
55 { | |
56 // String containing only spaces | |
57 return ""; | |
58 } | |
59 | |
60 size_t last = source.length(); | |
61 while (last > first && | |
62 isspace(source[last - 1])) | |
63 { | |
64 last--; | |
65 } | |
66 | |
67 assert(first <= last); | |
68 return source.substr(first, last - first); | |
69 } | |
70 | |
71 | |
72 DicomDatasetReader::DicomDatasetReader(const IDicomDataset& dataset) : | |
73 dataset_(dataset) | |
74 { | |
75 } | |
76 | |
77 | |
78 std::string DicomDatasetReader::GetStringValue(const DicomPath& path, | |
79 const std::string& defaultValue) const | |
80 { | |
81 std::string s; | |
82 if (dataset_.GetStringValue(s, path)) | |
83 { | |
84 return s; | |
85 } | |
86 else | |
87 { | |
88 return defaultValue; | |
89 } | |
90 } | |
91 | |
92 | |
93 std::string DicomDatasetReader::GetMandatoryStringValue(const DicomPath& path) const | |
94 { | |
95 std::string s; | |
96 if (dataset_.GetStringValue(s, path)) | |
97 { | |
98 return s; | |
99 } | |
100 else | |
101 { | |
102 ORTHANC_PLUGINS_THROW_EXCEPTION(InexistentTag); | |
103 } | |
104 } | |
105 | |
106 | |
107 template <typename T> | |
108 static bool GetValueInternal(T& target, | |
109 const IDicomDataset& dataset, | |
110 const DicomPath& path) | |
111 { | |
112 try | |
113 { | |
114 std::string s; | |
115 | |
116 if (dataset.GetStringValue(s, path)) | |
117 { | |
118 target = boost::lexical_cast<T>(StripSpaces(s)); | |
119 return true; | |
120 } | |
121 else | |
122 { | |
123 return false; | |
124 } | |
125 } | |
126 catch (boost::bad_lexical_cast&) | |
127 { | |
128 ORTHANC_PLUGINS_THROW_EXCEPTION(BadFileFormat); | |
129 } | |
130 } | |
131 | |
132 | |
133 bool DicomDatasetReader::GetIntegerValue(int& target, | |
134 const DicomPath& path) const | |
135 { | |
136 return GetValueInternal<int>(target, dataset_, path); | |
137 } | |
138 | |
139 | |
140 bool DicomDatasetReader::GetUnsignedIntegerValue(unsigned int& target, | |
141 const DicomPath& path) const | |
142 { | |
143 int value; | |
144 | |
145 if (!GetIntegerValue(value, path)) | |
146 { | |
147 return false; | |
148 } | |
149 else if (value >= 0) | |
150 { | |
151 target = static_cast<unsigned int>(value); | |
152 return true; | |
153 } | |
154 else | |
155 { | |
156 ORTHANC_PLUGINS_THROW_EXCEPTION(ParameterOutOfRange); | |
157 } | |
158 } | |
159 | |
160 | |
161 bool DicomDatasetReader::GetFloatValue(float& target, | |
162 const DicomPath& path) const | |
163 { | |
164 return GetValueInternal<float>(target, dataset_, path); | |
165 } | |
166 | |
167 | |
168 bool DicomDatasetReader::GetDoubleValue(double& target, | |
169 const DicomPath& path) const | |
170 { | |
171 return GetValueInternal<double>(target, dataset_, path); | |
172 } | |
173 } |