Mercurial > hg > orthanc-wsi
comparison Resources/Orthanc/Core/DicomFormat/DicomValue.cpp @ 116:a18bfe1fdd62
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 04 Jan 2018 10:49:34 +0100 |
parents | ff0ef01c332c |
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115:a51dee6a1515 | 116:a18bfe1fdd62 |
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1 /** | 1 /** |
2 * Orthanc - A Lightweight, RESTful DICOM Store | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
4 * Department, University Hospital of Liege, Belgium | 4 * Department, University Hospital of Liege, Belgium |
5 * Copyright (C) 2017 Osimis, Belgium | 5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
6 * | 6 * |
7 * This program is free software: you can redistribute it and/or | 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 | 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 | 9 * published by the Free Software Foundation, either version 3 of the |
10 * License, or (at your option) any later version. | 10 * License, or (at your option) any later version. |
34 #include "../PrecompiledHeaders.h" | 34 #include "../PrecompiledHeaders.h" |
35 #include "DicomValue.h" | 35 #include "DicomValue.h" |
36 | 36 |
37 #include "../OrthancException.h" | 37 #include "../OrthancException.h" |
38 #include "../Toolbox.h" | 38 #include "../Toolbox.h" |
39 | |
40 #include <boost/lexical_cast.hpp> | |
39 | 41 |
40 namespace Orthanc | 42 namespace Orthanc |
41 { | 43 { |
42 DicomValue::DicomValue(const DicomValue& other) : | 44 DicomValue::DicomValue(const DicomValue& other) : |
43 type_(other.type_), | 45 type_(other.type_), |
89 Toolbox::EncodeBase64(target, GetContent()); | 91 Toolbox::EncodeBase64(target, GetContent()); |
90 target.insert(0, "data:" + mime + ";base64,"); | 92 target.insert(0, "data:" + mime + ";base64,"); |
91 } | 93 } |
92 #endif | 94 #endif |
93 | 95 |
96 | |
97 template <typename T, | |
98 bool allowSigned> | |
99 static bool ParseValue(T& result, | |
100 const DicomValue& source) | |
101 { | |
102 if (source.IsBinary() || | |
103 source.IsNull()) | |
104 { | |
105 return false; | |
106 } | |
107 | |
108 try | |
109 { | |
110 std::string value = Toolbox::StripSpaces(source.GetContent()); | |
111 if (value.empty()) | |
112 { | |
113 return false; | |
114 } | |
115 | |
116 if (!allowSigned && | |
117 value[0] == '-') | |
118 { | |
119 return false; | |
120 } | |
121 | |
122 result = boost::lexical_cast<T>(value); | |
123 return true; | |
124 } | |
125 catch (boost::bad_lexical_cast&) | |
126 { | |
127 return false; | |
128 } | |
129 } | |
130 | |
131 bool DicomValue::ParseInteger32(int32_t& result) const | |
132 { | |
133 int64_t tmp; | |
134 if (ParseValue<int64_t, true>(tmp, *this)) | |
135 { | |
136 result = static_cast<int32_t>(tmp); | |
137 return (tmp == static_cast<int64_t>(result)); // Check no overflow occurs | |
138 } | |
139 else | |
140 { | |
141 return false; | |
142 } | |
143 } | |
144 | |
145 bool DicomValue::ParseInteger64(int64_t& result) const | |
146 { | |
147 return ParseValue<int64_t, true>(result, *this); | |
148 } | |
149 | |
150 bool DicomValue::ParseUnsignedInteger32(uint32_t& result) const | |
151 { | |
152 uint64_t tmp; | |
153 if (ParseValue<uint64_t, false>(tmp, *this)) | |
154 { | |
155 result = static_cast<uint32_t>(tmp); | |
156 return (tmp == static_cast<uint64_t>(result)); // Check no overflow occurs | |
157 } | |
158 else | |
159 { | |
160 return false; | |
161 } | |
162 } | |
163 | |
164 bool DicomValue::ParseUnsignedInteger64(uint64_t& result) const | |
165 { | |
166 return ParseValue<uint64_t, false>(result, *this); | |
167 } | |
168 | |
169 bool DicomValue::ParseFloat(float& result) const | |
170 { | |
171 return ParseValue<float, true>(result, *this); | |
172 } | |
173 | |
174 bool DicomValue::ParseDouble(double& result) const | |
175 { | |
176 return ParseValue<double, true>(result, *this); | |
177 } | |
178 | |
179 bool DicomValue::CopyToString(std::string& result, | |
180 bool allowBinary) const | |
181 { | |
182 if (IsNull()) | |
183 { | |
184 return false; | |
185 } | |
186 else if (IsBinary() && !allowBinary) | |
187 { | |
188 return false; | |
189 } | |
190 else | |
191 { | |
192 result.assign(content_); | |
193 return true; | |
194 } | |
195 } | |
94 } | 196 } |