1 // Created on: 2001-06-27
2 // Created by: Alexander GRIGORIEV
3 // Copyright (c) 2001-2014 OPEN CASCADE SAS
4 //
5 // This file is part of Open CASCADE Technology software library.
6 //
7 // This library is free software; you can redistribute it and/or modify it under
8 // the terms of the GNU Lesser General Public License version 2.1 as published
9 // by the Free Software Foundation, with special exception defined in the file
10 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11 // distribution for complete text of the license and disclaimer of any warranty.
12 //
13 // Alternatively, this file may be used under the terms of Open CASCADE
14 // commercial license or contractual agreement.
15
16 #include <LDOM_MemManager.hxx>
17 #include <LDOM_BasicAttribute.hxx>
18 #include <LDOM_BasicElement.hxx>
19 #include <LDOM_BasicText.hxx>
20
21 //=======================================================================
22 //function : Origin
23 //purpose :
24 //=======================================================================
25
Origin() const26 const LDOM_BasicNode& LDOM_Node::Origin () const
27 {
28 if (myOrigin == NULL) {
29 static LDOM_BasicNode aNullNode;
30 return aNullNode;
31 }
32 return * myOrigin;
33 }
34
35 //=======================================================================
36 //function : getOwnerDocument
37 //purpose :
38 //=======================================================================
39
getOwnerDocument() const40 const LDOM_MemManager& LDOM_Node::getOwnerDocument () const
41 {
42 return myDocument -> Self();
43 }
44
45 //=======================================================================
46 //function : operator =
47 //purpose : Assignment
48 //=======================================================================
49
operator =(const LDOM_Node & theOther)50 LDOM_Node& LDOM_Node::operator = (const LDOM_Node& theOther)
51 {
52 myDocument = theOther.myDocument;
53 myOrigin = theOther.myOrigin;
54 myLastChild = theOther.myLastChild;
55 return * this;
56 }
57
58 //=======================================================================
59 //function : operator =
60 //purpose : Nullify
61 //=======================================================================
62
operator =(const LDOM_NullPtr *)63 LDOM_Node& LDOM_Node::operator = (const LDOM_NullPtr * /*aNull*/)
64 {
65 myDocument.Nullify();
66 myOrigin = NULL;
67 myLastChild = NULL;
68 return * this;
69 }
70
71 //=======================================================================
72 //function : isNull
73 //purpose :
74 //=======================================================================
75
isNull() const76 Standard_Boolean LDOM_Node::isNull () const
77 {
78 return myOrigin == NULL || myOrigin -> isNull();
79 }
80
81 //=======================================================================
82 //function : operator ==
83 //purpose : Compare two Nodes
84 //=======================================================================
85
operator ==(const LDOM_Node & anOther) const86 Standard_Boolean LDOM_Node::operator == (const LDOM_Node& anOther) const
87 {
88 if (isNull())
89 return anOther.isNull();
90 return myOrigin == anOther.myOrigin;
91 }
92
93 //=======================================================================
94 //function : operator !=
95 //purpose : Compare two Nodes
96 //=======================================================================
97
operator !=(const LDOM_Node & anOther) const98 Standard_Boolean LDOM_Node::operator != (const LDOM_Node& anOther) const
99 {
100 if (isNull())
101 return !anOther.isNull();
102 return myOrigin != anOther.myOrigin;
103 }
104
105 //=======================================================================
106 //function : getNodeType
107 //purpose :
108 //=======================================================================
109
getNodeType() const110 LDOM_Node::NodeType LDOM_Node::getNodeType () const
111 {
112 return myOrigin == NULL ? UNKNOWN : myOrigin -> getNodeType();
113 }
114
115 //=======================================================================
116 //function : getNodeName
117 //purpose :
118 //=======================================================================
119
getNodeName() const120 LDOMString LDOM_Node::getNodeName () const
121 {
122 switch (getNodeType()) {
123 case ELEMENT_NODE:
124 {
125 const LDOM_BasicElement& anElement= *(const LDOM_BasicElement *) myOrigin;
126 return LDOMString::CreateDirectString (anElement.GetTagName(),
127 myDocument -> Self());
128 }
129 case ATTRIBUTE_NODE:
130 {
131 const LDOM_BasicAttribute& anAttr= *(const LDOM_BasicAttribute*) myOrigin;
132 return LDOMString::CreateDirectString (anAttr.GetName(),
133 myDocument -> Self());
134 }
135 default: ;
136 }
137 return LDOMString ();
138 }
139
140 //=======================================================================
141 //function : getNodeValue
142 //purpose :
143 //=======================================================================
144
getNodeValue() const145 LDOMString LDOM_Node::getNodeValue () const
146 {
147 switch (getNodeType()) {
148 case ATTRIBUTE_NODE:
149 {
150 const LDOM_BasicAttribute& anAttr= *(const LDOM_BasicAttribute*) myOrigin;
151 return LDOMString (anAttr.GetValue(), myDocument -> Self());
152 }
153 case TEXT_NODE:
154 case CDATA_SECTION_NODE:
155 case COMMENT_NODE:
156 {
157 const LDOM_BasicText& aText = * (const LDOM_BasicText *) myOrigin;
158 return LDOMString (aText.GetData(), myDocument -> Self());
159 }
160 default: ;
161 }
162 return LDOMString ();
163 }
164
165 //=======================================================================
166 //function : getFirstChild
167 //purpose :
168 //=======================================================================
169
getFirstChild() const170 LDOM_Node LDOM_Node::getFirstChild () const
171 {
172 const NodeType aType = getNodeType ();
173 if (aType == ELEMENT_NODE) {
174 const LDOM_BasicElement& anElement = * (const LDOM_BasicElement *) myOrigin;
175 const LDOM_BasicNode * aChild = anElement.GetFirstChild();
176 if (aChild)
177 if (aChild -> getNodeType() != LDOM_Node::ATTRIBUTE_NODE)
178 return LDOM_Node (* aChild, myDocument);
179 }
180 return LDOM_Node ();
181 }
182
183 //=======================================================================
184 //function : getLastChild
185 //purpose :
186 //=======================================================================
187
getLastChild() const188 LDOM_Node LDOM_Node::getLastChild () const
189 {
190 const NodeType aType = getNodeType ();
191 if (aType == ELEMENT_NODE) {
192 if (myLastChild == NULL) {
193 const LDOM_BasicElement& anElement = *(const LDOM_BasicElement*) myOrigin;
194 (const LDOM_BasicNode *&) myLastChild = anElement.GetLastChild();
195 }
196 return LDOM_Node (* myLastChild, myDocument);
197 }
198 return LDOM_Node ();
199 }
200
201 //=======================================================================
202 //function : getNextSibling
203 //purpose :
204 //=======================================================================
205
getNextSibling() const206 LDOM_Node LDOM_Node::getNextSibling () const
207 {
208 const LDOM_BasicNode * aSibling = myOrigin -> mySibling;
209 if (aSibling)
210 if (aSibling -> getNodeType () != ATTRIBUTE_NODE)
211 return LDOM_Node (* aSibling, myDocument);
212 return LDOM_Node ();
213 }
214
215 //=======================================================================
216 //function : removeChild
217 //purpose :
218 //=======================================================================
219
removeChild(const LDOM_Node & aChild)220 void LDOM_Node::removeChild (const LDOM_Node& aChild)
221 {
222 const NodeType aType = getNodeType ();
223 if (aType == ELEMENT_NODE) {
224 const LDOM_BasicElement& anElement = * (LDOM_BasicElement *) myOrigin;
225 if (aChild != NULL)
226 anElement.RemoveChild (aChild.myOrigin);
227 if (aChild.myOrigin == myLastChild)
228 // myLastChild = anElement.GetLastChild();
229 myLastChild = NULL;
230 }
231 }
232
233 //=======================================================================
234 //function : appendChild
235 //purpose :
236 //=======================================================================
237
appendChild(const LDOM_Node & aChild)238 void LDOM_Node::appendChild (const LDOM_Node& aChild)
239 {
240 const NodeType aType = getNodeType ();
241 if (aType == ELEMENT_NODE && aChild != NULL) {
242 if (myLastChild) {
243 aChild.myOrigin -> SetSibling (myLastChild -> mySibling);
244 (const LDOM_BasicNode *&) myLastChild -> mySibling = aChild.myOrigin;
245 }else{
246 const LDOM_BasicElement& anElement = * (LDOM_BasicElement *) myOrigin;
247 anElement.AppendChild (aChild.myOrigin, myLastChild);
248 }
249 myLastChild = aChild.myOrigin;
250 }
251 }
252
253 //=======================================================================
254 //function : hasChildNodes
255 //purpose :
256 //=======================================================================
257
hasChildNodes() const258 Standard_Boolean LDOM_Node::hasChildNodes () const
259 {
260 const NodeType aType = getNodeType ();
261 if (aType == ELEMENT_NODE) {
262 const LDOM_BasicElement& anElement = * (const LDOM_BasicElement *) myOrigin;
263 const LDOM_BasicNode * aChild = anElement.GetFirstChild();
264 if (aChild) return ! aChild -> isNull();
265 }
266 return Standard_False;
267 }
268
269 //=======================================================================
270 //function : SetValueClear
271 //purpose :
272 //=======================================================================
273
SetValueClear() const274 void LDOM_Node::SetValueClear () const
275 {
276 LDOMBasicString * aValue = NULL;
277 switch (getNodeType()) {
278 case ATTRIBUTE_NODE:
279 {
280 const LDOM_BasicAttribute& anAttr= *(const LDOM_BasicAttribute*) myOrigin;
281 aValue = (LDOMBasicString *) & anAttr.GetValue();
282 break;
283 }
284 case TEXT_NODE:
285 case CDATA_SECTION_NODE:
286 case COMMENT_NODE:
287 {
288 const LDOM_BasicText& aText = * (const LDOM_BasicText *) myOrigin;
289 aValue = (LDOMBasicString *) & aText.GetData();
290 break;
291 }
292 default: return;
293 }
294 if (aValue -> Type() == LDOMBasicString::LDOM_AsciiDoc)
295 aValue -> myType = LDOMBasicString::LDOM_AsciiDocClear;
296 }
297