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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include <tools/multisel.hxx>
21 : #include <doc.hxx>
22 : #include <IMark.hxx>
23 : #include <fldbas.hxx>
24 : #include <fmtfld.hxx>
25 : #include <fmtftn.hxx>
26 : #include <modeltoviewhelper.hxx>
27 : #include <ndtxt.hxx>
28 : #include <pam.hxx>
29 : #include <txatbase.hxx>
30 : #include <txtfld.hxx>
31 : #include <txtftn.hxx>
32 : #include <scriptinfo.hxx>
33 : #include <set>
34 : #include <vector>
35 :
36 6654 : struct FieldResult
37 : {
38 : sal_Int32 m_nFieldPos;
39 : OUString m_sExpand;
40 : enum { NONE, FIELD, FOOTNOTE } m_eType;
41 2218 : explicit FieldResult(sal_Int32 const nPos)
42 2218 : : m_nFieldPos(nPos), m_eType(NONE)
43 2218 : { }
44 : };
45 :
46 : class sortfieldresults :
47 : public std::binary_function<const FieldResult&, const FieldResult&, bool>
48 : {
49 : public:
50 6773 : bool operator()(const FieldResult &rOne, const FieldResult &rTwo) const
51 : {
52 6773 : return rOne.m_nFieldPos < rTwo.m_nFieldPos;
53 : }
54 : };
55 :
56 : typedef std::set<FieldResult, sortfieldresults> FieldResultSet;
57 :
58 10097 : struct block
59 : {
60 : sal_Int32 m_nStart;
61 : sal_Int32 m_nLen;
62 : bool m_bVisible;
63 : FieldResultSet m_aAttrs;
64 3347 : block(sal_Int32 nStart, sal_Int32 nLen, bool bVisible)
65 3347 : : m_nStart(nStart), m_nLen(nLen), m_bVisible(bVisible)
66 : {
67 3347 : }
68 : };
69 :
70 : struct containsPos
71 : {
72 : const sal_Int32 m_nPos;
73 2218 : containsPos(const sal_Int32 nPos)
74 2218 : : m_nPos(nPos)
75 : {
76 2218 : }
77 2234 : bool operator() (const block& rIn) const
78 : {
79 2234 : return m_nPos >= rIn.m_nStart && m_nPos < rIn.m_nStart + rIn.m_nLen;
80 : }
81 : };
82 :
83 3366 : ModelToViewHelper::ModelToViewHelper(const SwTxtNode &rNode, sal_uInt16 eMode)
84 : {
85 3366 : const OUString& rNodeText = rNode.GetTxt();
86 3366 : m_aRetText = rNodeText;
87 :
88 3366 : if (eMode == PASSTHROUGH)
89 3367 : return;
90 :
91 3365 : Range aRange( 0, rNodeText.isEmpty() ? 0 : rNodeText.getLength() - 1);
92 3365 : MultiSelection aHiddenMulti(aRange);
93 :
94 3365 : if (eMode & HIDEINVISIBLE)
95 879 : SwScriptInfo::selectHiddenTextProperty(rNode, aHiddenMulti);
96 :
97 3365 : if (eMode & HIDEREDLINED)
98 879 : SwScriptInfo::selectRedLineDeleted(rNode, aHiddenMulti);
99 :
100 6730 : std::vector<block> aBlocks;
101 :
102 3365 : sal_Int32 nShownStart = 0;
103 3375 : for (size_t i = 0; i < aHiddenMulti.GetRangeCount(); ++i)
104 : {
105 10 : const Range& rRange = aHiddenMulti.GetRange(i);
106 10 : const sal_Int32 nHiddenStart = rRange.Min();
107 10 : const sal_Int32 nHiddenEnd = rRange.Max() + 1;
108 10 : const sal_Int32 nHiddenLen = nHiddenEnd - nHiddenStart;
109 :
110 10 : const sal_Int32 nShownEnd = nHiddenStart;
111 10 : const sal_Int32 nShownLen = nShownEnd - nShownStart;
112 :
113 10 : if (nShownLen)
114 10 : aBlocks.push_back(block(nShownStart, nShownLen, true));
115 :
116 10 : if (nHiddenLen)
117 10 : aBlocks.push_back(block(nHiddenStart, nHiddenLen, false));
118 :
119 10 : nShownStart = nHiddenEnd;
120 : }
121 :
122 3365 : sal_Int32 nTrailingShownLen = rNodeText.getLength() - nShownStart;
123 3365 : if (nTrailingShownLen)
124 3327 : aBlocks.push_back(block(nShownStart, nTrailingShownLen, true));
125 :
126 3365 : if (eMode & EXPANDFIELDS || eMode & EXPANDFOOTNOTE)
127 : {
128 : //first the normal fields, get their position in the node and what the text they expand
129 : //to is
130 3362 : const SwpHints* pSwpHints2 = rNode.GetpSwpHints();
131 7287 : for ( sal_uInt16 i = 0; pSwpHints2 && i < pSwpHints2->Count(); ++i )
132 : {
133 3925 : const SwTxtAttr* pAttr = (*pSwpHints2)[i];
134 3925 : if (pAttr->HasDummyChar())
135 : {
136 2220 : const sal_Int32 nDummyCharPos = *pAttr->GetStart();
137 2220 : if (aHiddenMulti.IsSelected(nDummyCharPos))
138 4 : continue;
139 : std::vector<block>::iterator aFind = std::find_if(aBlocks.begin(),
140 2216 : aBlocks.end(), containsPos(nDummyCharPos));
141 2216 : if (aFind != aBlocks.end())
142 : {
143 2216 : FieldResult aFieldResult(nDummyCharPos);
144 2216 : switch (pAttr->Which())
145 : {
146 : case RES_TXTATR_FIELD:
147 : case RES_TXTATR_ANNOTATION:
148 102 : if (eMode & EXPANDFIELDS)
149 : {
150 306 : aFieldResult.m_sExpand = (eMode & REPLACEMODE)
151 : ? OUString(CHAR_ZWSP)
152 : : static_cast<SwTxtFld const*>(pAttr)->
153 204 : GetFmtFld().GetField()->ExpandField(true);
154 102 : aFieldResult.m_eType = FieldResult::FIELD;
155 : }
156 102 : break;
157 : case RES_TXTATR_FTN:
158 80 : if (eMode & EXPANDFOOTNOTE)
159 : {
160 76 : const SwFmtFtn& rFtn = static_cast<SwTxtFtn const*>(pAttr)->GetFtn();
161 76 : const SwDoc *pDoc = rNode.GetDoc();
162 152 : aFieldResult.m_sExpand = (eMode & REPLACEMODE)
163 : ? OUString(CHAR_ZWSP)
164 76 : : rFtn.GetViewNumStr(*pDoc);
165 76 : aFieldResult.m_eType = FieldResult::FOOTNOTE;
166 : }
167 80 : break;
168 : default:
169 2034 : break;
170 : }
171 2216 : aFind->m_aAttrs.insert(aFieldResult);
172 : }
173 : }
174 : }
175 :
176 3362 : if (eMode & EXPANDFIELDS)
177 : {
178 : //now get the dropdown formfields, get their position in the node and what the text they expand
179 : //to is
180 3362 : SwPaM aPaM(rNode, 0, rNode, rNode.Len());
181 : std::vector<sw::mark::IFieldmark*> aDropDowns =
182 6724 : rNode.GetDoc()->getIDocumentMarkAccess()->getDropDownsFor(aPaM);
183 :
184 3364 : for (std::vector<sw::mark::IFieldmark*>::iterator aI = aDropDowns.begin(), aEnd = aDropDowns.end();
185 : aI != aEnd; ++aI)
186 : {
187 2 : sw::mark::IFieldmark *pMark = *aI;
188 2 : const sal_Int32 nDummyCharPos = pMark->GetMarkPos().nContent.GetIndex()-1;
189 2 : if (aHiddenMulti.IsSelected(nDummyCharPos))
190 0 : continue;
191 : std::vector<block>::iterator aFind = std::find_if(aBlocks.begin(), aBlocks.end(),
192 2 : containsPos(nDummyCharPos));
193 2 : if (aFind != aBlocks.end())
194 : {
195 2 : FieldResult aFieldResult(nDummyCharPos);
196 4 : aFieldResult.m_sExpand = (eMode & REPLACEMODE)
197 : ? OUString(CHAR_ZWSP)
198 2 : : sw::mark::ExpandFieldmark(pMark);
199 2 : aFieldResult.m_eType = FieldResult::FIELD;
200 2 : aFind->m_aAttrs.insert(aFieldResult);
201 : }
202 3362 : }
203 : }
204 : }
205 :
206 3365 : sal_Int32 nOffset = 0;
207 6712 : for (std::vector<block>::iterator i = aBlocks.begin(); i != aBlocks.end(); ++i)
208 : {
209 3347 : if (!i->m_bVisible)
210 : {
211 10 : const sal_Int32 nHiddenStart = i->m_nStart;
212 10 : const sal_Int32 nHiddenLen = i->m_nLen;
213 :
214 10 : m_aRetText = m_aRetText.replaceAt( nOffset + nHiddenStart, nHiddenLen, OUString() );
215 10 : m_aMap.push_back( ConversionMapEntry( nHiddenStart, nOffset + nHiddenStart ) );
216 10 : nOffset -= nHiddenLen;
217 : }
218 : else
219 : {
220 5555 : for (FieldResultSet::iterator j = i->m_aAttrs.begin(); j != i->m_aAttrs.end(); ++j)
221 : {
222 2218 : sal_Int32 const viewPos(nOffset + j->m_nFieldPos);
223 2218 : m_aRetText = m_aRetText.replaceAt(viewPos, 1, j->m_sExpand);
224 2218 : m_aMap.push_back( ConversionMapEntry(j->m_nFieldPos, viewPos) );
225 2218 : switch (j->m_eType)
226 : {
227 : case FieldResult::FIELD:
228 104 : m_FieldPositions.push_back(viewPos);
229 104 : break;
230 : case FieldResult::FOOTNOTE:
231 76 : m_FootnotePositions.push_back(viewPos);
232 76 : break;
233 : case FieldResult::NONE: /*ignore*/
234 2038 : break;
235 : }
236 2218 : nOffset += j->m_sExpand.getLength() - 1;
237 : }
238 : }
239 : }
240 :
241 3365 : if ( !m_aMap.empty() )
242 4126 : m_aMap.push_back( ConversionMapEntry( rNodeText.getLength()+1, m_aRetText.getLength()+1 ) );
243 : }
244 :
245 : /** Converts a model position into a view position
246 : */
247 6084 : sal_Int32 ModelToViewHelper::ConvertToViewPosition( sal_Int32 nModelPos ) const
248 : {
249 : // Search for entry after nPos:
250 6084 : ConversionMap::const_iterator aIter;
251 7937 : for ( aIter = m_aMap.begin(); aIter != m_aMap.end(); ++aIter )
252 : {
253 2729 : if ( (*aIter).first >= nModelPos )
254 : {
255 876 : const sal_Int32 nPosModel = (*aIter).first;
256 876 : const sal_Int32 nPosExpand = (*aIter).second;
257 :
258 876 : const sal_Int32 nDistToNextModel = nPosModel - nModelPos;
259 876 : return nPosExpand - nDistToNextModel;
260 : }
261 : }
262 :
263 5208 : return nModelPos;
264 : }
265 :
266 : /** Converts a view position into a model position
267 : */
268 20925 : ModelToViewHelper::ModelPosition ModelToViewHelper::ConvertToModelPosition( sal_Int32 nViewPos ) const
269 : {
270 20925 : ModelPosition aRet;
271 20925 : aRet.mnPos = nViewPos;
272 :
273 : // Search for entry after nPos:
274 20925 : ConversionMap::const_iterator aIter;
275 21015 : for ( aIter = m_aMap.begin(); aIter != m_aMap.end(); ++aIter )
276 : {
277 235 : if ( (*aIter).second > nViewPos )
278 : {
279 145 : const sal_Int32 nPosModel = (*aIter).first;
280 145 : const sal_Int32 nPosExpand = (*aIter).second;
281 :
282 : // If nViewPos is in front of first field, we are finished.
283 145 : if ( aIter == m_aMap.begin() )
284 94 : break;
285 :
286 51 : --aIter;
287 :
288 : // nPrevPosModel is the field position
289 51 : const sal_Int32 nPrevPosModel = (*aIter).first;
290 51 : const sal_Int32 nPrevPosExpand = (*aIter).second;
291 :
292 51 : const sal_Int32 nLengthModel = nPosModel - nPrevPosModel;
293 51 : const sal_Int32 nLengthExpand = nPosExpand - nPrevPosExpand;
294 :
295 51 : const sal_Int32 nFieldLengthExpand = nLengthExpand - nLengthModel + 1;
296 51 : const sal_Int32 nFieldEndExpand = nPrevPosExpand + nFieldLengthExpand;
297 :
298 : // Check if nPos is outside of field:
299 51 : if ( nFieldEndExpand <= nViewPos )
300 : {
301 : // nPos is outside of field:
302 20 : const sal_Int32 nDistToField = nViewPos - nFieldEndExpand + 1;
303 20 : aRet.mnPos = nPrevPosModel + nDistToField;
304 : }
305 : else
306 : {
307 : // nViewPos is inside a field:
308 31 : aRet.mnPos = nPrevPosModel;
309 31 : aRet.mnSubPos = nViewPos - nPrevPosExpand;
310 31 : aRet.mbIsField = true;
311 : }
312 :
313 51 : break;
314 : }
315 : }
316 :
317 20925 : return aRet;
318 : }
319 :
320 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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