1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
/* This file is part of the KDE project
Copyright (C) 2006 Alfredo Beaumont Sainz <[email protected]>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <tqdom.h>
#include "bracketelement.h"
#include "elementtype.h"
#include "fractionelement.h"
#include "indexelement.h"
#include "matrixelement.h"
#include "rootelement.h"
#include "sequenceelement.h"
#include "spaceelement.h"
#include "symbolelement.h"
#include "textelement.h"
#include "glyphelement.h"
#include "styleelement.h"
#include "numberelement.h"
#include "identifierelement.h"
#include "operatorelement.h"
#include "stringelement.h"
#include "paddedelement.h"
#include "errorelement.h"
#include "phantomelement.h"
#include "actionelement.h"
#include "encloseelement.h"
#include "oasiscreationstrategy.h"
KFORMULA_NAMESPACE_BEGIN
BasicElement* OasisCreationStrategy::createElement( TQString type, const TQDomElement& element )
{
// TODO
// mlabeledtr
// maligngroup
// malignmark
// Content elements
// mtr and mtd are currently managed inside MatrixElement
kdDebug( DEBUGID ) << type << endl;
// Token Elements ( Section 3.1.6.1 )
if ( type == "mi" ) return new IdentifierElement();
else if ( type == "mo" ) return createOperatorElement( element );
else if ( type == "mn" ) return new NumberElement();
else if ( type == "mtext" ) return new TokenElement();
else if ( type == "ms" ) return new StringElement();
else if ( type == "mspace" ) return new SpaceElement();
else if ( type == "mglyph" ) return new GlyphElement();
// General Layout Schemata ( Section 3.1.6.2 )
else if ( type == "mrow" ) return new SequenceElement();
else if ( type == "mfrac" ) return new FractionElement();
else if ( type == "msqrt"
|| type == "mroot" ) return new RootElement();
else if ( type == "mstyle" ) return new StyleElement();
else if ( type == "merror" ) return new ErrorElement();
else if ( type == "mpadded" ) return new PaddedElement();
else if ( type == "mphantom" ) return new PhantomElement();
else if ( type == "mfenced" ) return new BracketElement();
else if ( type == "menclose" ) return new EncloseElement();
// Script and Limit Schemata ( Section 3.1.6.3 )
else if ( type == "msub"
|| type == "msup"
|| type == "msubsup"
|| type == "munder"
|| type == "mover"
|| type == "munderover"
|| type == "mmultiscripts" ) return new IndexElement();
// Tables and Matrices ( Section 3.1.6.4 )
else if ( type == "mtable" ) return new MatrixElement();
// Enlivening Expressions ( Section 3.1.6.5 )
else if ( type == "maction" ) return new ActionElement();
return 0;
}
TextElement* OasisCreationStrategy::createTextElement( const TQChar& ch, bool symbol )
{
return new TextElement( ch, symbol );
}
EmptyElement* OasisCreationStrategy::createEmptyElement()
{
return new EmptyElement;
}
NameSequence* OasisCreationStrategy::createNameSequence()
{
return new NameSequence;
}
BracketElement* OasisCreationStrategy::createBracketElement( SymbolType lhs, SymbolType rhs )
{
return new BracketElement( lhs, rhs );
}
OverlineElement* OasisCreationStrategy::createOverlineElement()
{
return new OverlineElement;
}
UnderlineElement* OasisCreationStrategy::createUnderlineElement()
{
return new UnderlineElement;
}
MultilineElement* OasisCreationStrategy::createMultilineElement()
{
return new MultilineElement;
}
SpaceElement* OasisCreationStrategy::createSpaceElement( SpaceWidth width )
{
return new SpaceElement( width );
}
FractionElement* OasisCreationStrategy::createFractionElement()
{
return new FractionElement;
}
RootElement* OasisCreationStrategy::createRootElement()
{
return new RootElement;
}
SymbolElement* OasisCreationStrategy::createSymbolElement( SymbolType type )
{
return new SymbolElement( type );
}
MatrixElement* OasisCreationStrategy::createMatrixElement( uint rows, uint columns )
{
return new MatrixElement( rows, columns );
}
IndexElement* OasisCreationStrategy::createIndexElement()
{
return new IndexElement;
}
BasicElement* OasisCreationStrategy::createOperatorElement( const TQDomElement& element )
{
TQDomNode n = element.firstChild();
if ( n.isNull() )
return 0;
if ( n.isEntityReference() ) {
TQString name = n.nodeName();
if ( name == "CloseCurlyDoubleQuote"
|| name == "CloseCurlyQuote"
|| name == "LeftAngleBracket"
|| name == "LeftCeiling"
|| name == "LeftDoubleBracket"
|| name == "LeftFloor"
|| name == "OpenCurlyDoubleQuote"
|| name == "OpenCurlyQuote"
|| name == "RightAngleBracket"
|| name == "RightCeiling"
|| name == "RightDoubleBracket"
|| name == "RightFloor" ) {
return new BracketElement();
}
return new OperatorElement();
}
if ( n.isText() ) {
TQString text = n.toText().data();
if ( text.length() == 1 && TQString("()[]{}").contains(text[0]) ) {
return new BracketElement();
}
}
return new OperatorElement();
}
IdentifierElement* OasisCreationStrategy::createIdentifierElement()
{
return new IdentifierElement();
}
OperatorElement* OasisCreationStrategy::createOperatorElement()
{
return new OperatorElement();
}
NumberElement* OasisCreationStrategy::createNumberElement()
{
return new NumberElement();
}
KFORMULA_NAMESPACE_END
|
