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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 <editeng/unoedhlp.hxx>
21 : #include <editeng/editdata.hxx>
22 : #include <editeng/editeng.hxx>
23 : #include <svl/itemset.hxx>
24 :
25 :
26 :
27 0 : TYPEINIT1( SvxEditSourceHint, TextHint );
28 :
29 0 : SvxEditSourceHint::SvxEditSourceHint( sal_uLong _nId ) :
30 : TextHint( _nId ),
31 : mnStart( 0 ),
32 0 : mnEnd( 0 )
33 : {
34 0 : }
35 :
36 0 : SvxEditSourceHint::SvxEditSourceHint( sal_uLong _nId, sal_uLong nValue, sal_Int32 nStart, sal_Int32 nEnd ) :
37 : TextHint( _nId, nValue ),
38 : mnStart( nStart),
39 0 : mnEnd( nEnd )
40 : {
41 0 : }
42 :
43 0 : sal_uLong SvxEditSourceHint::GetValue() const
44 : {
45 0 : return TextHint::GetValue();
46 : }
47 :
48 0 : sal_Int32 SvxEditSourceHint::GetStartValue() const
49 : {
50 0 : return mnStart;
51 : }
52 :
53 0 : sal_Int32 SvxEditSourceHint::GetEndValue() const
54 : {
55 0 : return mnEnd;
56 : }
57 0 : TYPEINIT1( SvxEditSourceHintEndPara , SvxEditSourceHint );
58 :
59 :
60 : SAL_WNODEPRECATED_DECLARATIONS_PUSH
61 0 : ::std::auto_ptr<SfxHint> SvxEditSourceHelper::EENotification2Hint( EENotify* aNotify )
62 : {
63 0 : if( aNotify )
64 : {
65 0 : switch( aNotify->eNotificationType )
66 : {
67 : case EE_NOTIFY_TEXTMODIFIED:
68 0 : return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_MODIFIED, aNotify->nParagraph ) );
69 :
70 : case EE_NOTIFY_PARAGRAPHINSERTED:
71 0 : return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_PARAINSERTED, aNotify->nParagraph ) );
72 :
73 : case EE_NOTIFY_PARAGRAPHREMOVED:
74 0 : return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_PARAREMOVED, aNotify->nParagraph ) );
75 :
76 : case EE_NOTIFY_PARAGRAPHSMOVED:
77 0 : return ::std::auto_ptr<SfxHint>( new SvxEditSourceHint( EDITSOURCE_HINT_PARASMOVED, aNotify->nParagraph, aNotify->nParam1, aNotify->nParam2 ) );
78 :
79 : case EE_NOTIFY_TEXTHEIGHTCHANGED:
80 0 : return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_TEXTHEIGHTCHANGED, aNotify->nParagraph ) );
81 :
82 : case EE_NOTIFY_TEXTVIEWSCROLLED:
83 0 : return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_VIEWSCROLLED ) );
84 :
85 : case EE_NOTIFY_TEXTVIEWSELECTIONCHANGED:
86 0 : return ::std::auto_ptr<SfxHint>( new SvxEditSourceHint( EDITSOURCE_HINT_SELECTIONCHANGED ) );
87 :
88 : case EE_NOTIFY_BLOCKNOTIFICATION_START:
89 0 : return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_BLOCKNOTIFICATION_START, 0 ) );
90 :
91 : case EE_NOTIFY_BLOCKNOTIFICATION_END:
92 0 : return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_BLOCKNOTIFICATION_END, 0 ) );
93 :
94 : case EE_NOTIFY_INPUT_START:
95 0 : return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_INPUT_START, 0 ) );
96 :
97 : case EE_NOTIFY_INPUT_END:
98 0 : return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_INPUT_END, 0 ) );
99 : case EE_NOTIFY_TEXTVIEWSELECTIONCHANGED_ENDD_PARA:
100 0 : return ::std::auto_ptr<SfxHint>( new SvxEditSourceHintEndPara( EDITSOURCE_HINT_SELECTIONCHANGED ) );
101 : default:
102 : OSL_FAIL( "SvxEditSourceHelper::EENotification2Hint unknown notification" );
103 0 : break;
104 : }
105 : }
106 :
107 0 : return ::std::auto_ptr<SfxHint>( new SfxHint() );
108 : }
109 : SAL_WNODEPRECATED_DECLARATIONS_POP
110 :
111 0 : bool SvxEditSourceHelper::GetAttributeRun( sal_Int32& nStartIndex, sal_Int32& nEndIndex, const EditEngine& rEE, sal_Int32 nPara, sal_Int32 nIndex, bool bInCell )
112 : {
113 : // IA2 CWS introduced bInCell, but also did many other changes here.
114 : // Need to verify implementation with AT (IA2 and ATK)
115 : // Old implementation at the end of the method for reference...
116 :
117 : //added dummy attributes for the default text
118 0 : std::vector<EECharAttrib> aCharAttribs, aTempCharAttribs;
119 0 : rEE.GetCharAttribs( nPara, aTempCharAttribs );
120 :
121 0 : if (!aTempCharAttribs.empty())
122 : {
123 0 : sal_Int32 nIndex2 = 0;
124 0 : sal_Int32 nParaLen = rEE.GetTextLen(nPara);
125 0 : for (size_t nAttr = 0; nAttr < aTempCharAttribs.size(); ++nAttr)
126 : {
127 0 : if (nIndex2 < aTempCharAttribs[nAttr].nStart)
128 : {
129 : EECharAttrib aEEAttr;
130 0 : aEEAttr.nStart = nIndex2;
131 0 : aEEAttr.nEnd = aTempCharAttribs[nAttr].nStart;
132 0 : aCharAttribs.insert(aCharAttribs.begin() + nAttr, aEEAttr);
133 : }
134 0 : nIndex2 = aTempCharAttribs[nAttr].nEnd;
135 0 : aCharAttribs.push_back(aTempCharAttribs[nAttr]);
136 : }
137 0 : if ( nIndex2 != nParaLen )
138 : {
139 : EECharAttrib aEEAttr;
140 0 : aEEAttr.nStart = nIndex2;
141 0 : aEEAttr.nEnd = nParaLen;
142 0 : aCharAttribs.push_back(aEEAttr);
143 : }
144 : }
145 : // find closest index in front of nIndex
146 : sal_Int32 nCurrIndex;
147 0 : sal_Int32 nClosestStartIndex_s = 0, nClosestStartIndex_e = 0;
148 0 : for(std::vector<EECharAttrib>::iterator i = aCharAttribs.begin(); i < aCharAttribs.end(); ++i)
149 : {
150 0 : nCurrIndex = i->nStart;
151 :
152 0 : if( nCurrIndex > nClosestStartIndex_s &&
153 : nCurrIndex <= nIndex)
154 : {
155 0 : nClosestStartIndex_s = nCurrIndex;
156 : }
157 0 : nCurrIndex = i->nEnd;
158 0 : if ( nCurrIndex > nClosestStartIndex_e &&
159 : nCurrIndex < nIndex )
160 : {
161 0 : nClosestStartIndex_e = nCurrIndex;
162 : }
163 : }
164 0 : sal_Int32 nClosestStartIndex = nClosestStartIndex_s > nClosestStartIndex_e ? nClosestStartIndex_s : nClosestStartIndex_e;
165 :
166 : // find closest index behind of nIndex
167 : sal_Int32 nClosestEndIndex_s, nClosestEndIndex_e;
168 0 : nClosestEndIndex_s = nClosestEndIndex_e = rEE.GetTextLen(nPara);
169 0 : for(std::vector<EECharAttrib>::iterator i = aCharAttribs.begin(); i < aCharAttribs.end(); ++i)
170 : {
171 0 : nCurrIndex = i->nEnd;
172 :
173 0 : if( nCurrIndex > nIndex &&
174 : nCurrIndex < nClosestEndIndex_e )
175 : {
176 0 : nClosestEndIndex_e = nCurrIndex;
177 : }
178 0 : nCurrIndex = i->nStart;
179 0 : if ( nCurrIndex > nIndex &&
180 : nCurrIndex < nClosestEndIndex_s)
181 : {
182 0 : nClosestEndIndex_s = nCurrIndex;
183 : }
184 : }
185 0 : sal_Int32 nClosestEndIndex = nClosestEndIndex_s < nClosestEndIndex_e ? nClosestEndIndex_s : nClosestEndIndex_e;
186 :
187 0 : nStartIndex = nClosestStartIndex;
188 0 : nEndIndex = nClosestEndIndex;
189 :
190 0 : if ( bInCell )
191 : {
192 0 : EPosition aStartPos( nPara, nStartIndex ), aEndPos( nPara, nEndIndex );
193 0 : sal_Int32 nParaCount = rEE.GetParagraphCount();
194 0 : sal_Int32 nCrrntParaLen = rEE.GetTextLen(nPara);
195 : //need to find closest index in front of nIndex in the previous paragraphs
196 0 : if ( aStartPos.nIndex == 0 )
197 : {
198 0 : SfxItemSet aCrrntSet = rEE.GetAttribs( nPara, 0, 1, GETATTRIBS_CHARATTRIBS );
199 0 : for ( sal_Int32 nParaIdx = nPara-1; nParaIdx >= 0; nParaIdx-- )
200 : {
201 0 : sal_uInt32 nLen = rEE.GetTextLen(nParaIdx);
202 0 : if ( nLen )
203 : {
204 : sal_Int32 nStartIdx, nEndIdx;
205 0 : GetAttributeRun( nStartIdx, nEndIdx, rEE, nParaIdx, nLen, false );
206 0 : SfxItemSet aSet = rEE.GetAttribs( nParaIdx, nLen-1, nLen, GETATTRIBS_CHARATTRIBS );
207 0 : if ( aSet == aCrrntSet )
208 : {
209 0 : aStartPos.nPara = nParaIdx;
210 0 : aStartPos.nIndex = nStartIdx;
211 0 : if ( aStartPos.nIndex != 0 )
212 : {
213 0 : break;
214 : }
215 0 : }
216 : }
217 0 : }
218 : }
219 : //need find closest index behind nIndex in the following paragrphs
220 0 : if ( aEndPos.nIndex == nCrrntParaLen )
221 : {
222 0 : SfxItemSet aCrrntSet = rEE.GetAttribs( nPara, nCrrntParaLen-1, nCrrntParaLen, GETATTRIBS_CHARATTRIBS );
223 0 : for ( sal_Int32 nParaIdx = nPara+1; nParaIdx < nParaCount; nParaIdx++ )
224 : {
225 0 : sal_Int32 nLen = rEE.GetTextLen( nParaIdx );
226 0 : if ( nLen )
227 : {
228 : sal_Int32 nStartIdx, nEndIdx;
229 0 : GetAttributeRun( nStartIdx, nEndIdx, rEE, nParaIdx, 0, false );
230 0 : SfxItemSet aSet = rEE.GetAttribs( nParaIdx, 0, 1, GETATTRIBS_CHARATTRIBS );
231 0 : if ( aSet == aCrrntSet )
232 : {
233 0 : aEndPos.nPara = nParaIdx;
234 0 : aEndPos.nIndex = nEndIdx;
235 0 : if ( aEndPos.nIndex != nLen )
236 : {
237 0 : break;
238 : }
239 0 : }
240 : }
241 0 : }
242 : }
243 0 : nStartIndex = 0;
244 0 : if ( aStartPos.nPara > 0 )
245 : {
246 0 : for ( sal_Int32 i = 0; i < aStartPos.nPara; i++ )
247 : {
248 0 : nStartIndex += rEE.GetTextLen(i)+1;
249 : }
250 : }
251 0 : nStartIndex += aStartPos.nIndex;
252 0 : nEndIndex = 0;
253 0 : if ( aEndPos.nPara > 0 )
254 : {
255 0 : for ( sal_Int32 i = 0; i < aEndPos.nPara; i++ )
256 : {
257 0 : nEndIndex += rEE.GetTextLen(i)+1;
258 : }
259 : }
260 0 : nEndIndex += aEndPos.nIndex;
261 : }
262 :
263 0 : return true;
264 : }
265 :
266 0 : Point SvxEditSourceHelper::EEToUserSpace( const Point& rPoint, const Size& rEESize, bool bIsVertical )
267 : {
268 0 : return bIsVertical ? Point( -rPoint.Y() + rEESize.Height(), rPoint.X() ) : rPoint;
269 : }
270 :
271 0 : Point SvxEditSourceHelper::UserSpaceToEE( const Point& rPoint, const Size& rEESize, bool bIsVertical )
272 : {
273 0 : return bIsVertical ? Point( rPoint.Y(), -rPoint.X() + rEESize.Height() ) : rPoint;
274 : }
275 :
276 0 : Rectangle SvxEditSourceHelper::EEToUserSpace( const Rectangle& rRect, const Size& rEESize, bool bIsVertical )
277 : {
278 0 : return bIsVertical ? Rectangle( EEToUserSpace(rRect.BottomLeft(), rEESize, bIsVertical),
279 0 : EEToUserSpace(rRect.TopRight(), rEESize, bIsVertical) ) : rRect;
280 : }
281 :
282 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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