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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 : #ifndef _NDHINTS_HXX
20 : #define _NDHINTS_HXX
21 :
22 :
23 : #include <tools/mempool.hxx>
24 : #include <o3tl/sorted_vector.hxx>
25 :
26 : #include "swtypes.hxx"
27 :
28 : class SwTxtNode;
29 : class SwRegHistory; // Is in RolBck.hxx.
30 : class SwTxtAttr;
31 : class SwTxtAttrNesting;
32 :
33 : class SfxPoolItem;
34 : class SfxItemSet;
35 : class SwDoc;
36 :
37 : typedef enum {
38 : COPY = true,
39 : NEW = false,
40 : } CopyOrNew_t;
41 :
42 : /// if COPY then pTxtNode must be given!
43 : SW_DLLPRIVATE SwTxtAttr *
44 : MakeTxtAttr( SwDoc & rDoc, SfxPoolItem & rNew,
45 : xub_StrLen const nStt, xub_StrLen const nEnd,
46 : CopyOrNew_t const bIsCopy = NEW, SwTxtNode *const pTxtNode = 0);
47 : SW_DLLPRIVATE SwTxtAttr *
48 : MakeTxtAttr( SwDoc & rDoc, const SfxItemSet & rSet,
49 : xub_StrLen nStt, xub_StrLen nEnd );
50 :
51 : /// create redline dummy text hint that must not be inserted into hints array
52 : SW_DLLPRIVATE SwTxtAttr*
53 : MakeRedlineTxtAttr( SwDoc & rDoc, SfxPoolItem& rAttr );
54 :
55 :
56 : /** Class SwpHints is derived indirectly via SwpHts, because only the
57 : class SwTxtNode should be allowed to insert and remove attributes.
58 : Other classes like the Frames are given only reading access via
59 : the index-operator.
60 : Size when created is 1 because an array is created only if
61 : also a hint is inserted. */
62 :
63 : /// Class SwpHtStart/End
64 :
65 : struct CompareSwpHtStart
66 : {
67 : bool operator()(SwTxtAttr* const lhs, SwTxtAttr* const rhs) const;
68 : };
69 8456 : class SwpHtStart : public o3tl::sorted_vector<SwTxtAttr*, CompareSwpHtStart,
70 : o3tl::find_partialorder_ptrequals> {};
71 :
72 : struct CompareSwpHtEnd
73 : {
74 : bool operator()(SwTxtAttr* const lhs, SwTxtAttr* const rhs) const;
75 : };
76 8456 : class SwpHtEnd : public o3tl::sorted_vector<SwTxtAttr*, CompareSwpHtEnd,
77 : o3tl::find_partialorder_ptrequals> {};
78 :
79 : /// Class SwpHintsArr
80 :
81 :
82 : /// the Hints array
83 8456 : class SwpHintsArray
84 : {
85 :
86 : protected:
87 : SwpHtStart m_HintStarts;
88 : SwpHtEnd m_HintEnds;
89 :
90 : //FIXME: why are the non-const methods public?
91 : public:
92 : void Insert( const SwTxtAttr *pHt );
93 : void DeleteAtPos( const sal_uInt16 nPosInStart );
94 : void Resort();
95 : SwTxtAttr * Cut( const sal_uInt16 nPosInStart );
96 :
97 5942 : inline const SwTxtAttr * GetStart( const sal_uInt16 nPos ) const
98 5942 : { return m_HintStarts[nPos]; }
99 0 : inline const SwTxtAttr * GetEnd ( const sal_uInt16 nPos ) const
100 0 : { return m_HintEnds [nPos]; }
101 596890 : inline SwTxtAttr * GetStart( const sal_uInt16 nPos )
102 596890 : { return m_HintStarts[nPos]; }
103 41416 : inline SwTxtAttr * GetEnd ( const sal_uInt16 nPos )
104 41416 : { return m_HintEnds [nPos]; }
105 :
106 36208 : inline sal_uInt16 GetEndCount() const { return m_HintEnds .size(); }
107 38352 : inline sal_uInt16 GetStartCount() const { return m_HintStarts.size(); }
108 :
109 : inline sal_uInt16 GetStartOf( const SwTxtAttr *pHt ) const;
110 : sal_uInt16 GetPos( const SwTxtAttr *pHt ) const;
111 :
112 568665 : inline SwTxtAttr * GetTextHint( const sal_uInt16 nIdx )
113 568665 : { return GetStart(nIdx); }
114 463511 : inline const SwTxtAttr * operator[]( const sal_uInt16 nIdx ) const
115 463511 : { return m_HintStarts[nIdx]; }
116 671584 : inline sal_uInt16 Count() const { return m_HintStarts.size(); }
117 :
118 : #ifdef DBG_UTIL
119 : bool Check(bool) const;
120 : #endif
121 : };
122 :
123 :
124 : // Class SwpHints
125 :
126 :
127 : /// public interface
128 4224 : class SwpHints : public SwpHintsArray
129 : {
130 : private:
131 : SwRegHistory* m_pHistory; ///< for Undo
132 :
133 : bool m_bFontChange : 1; ///< font change
134 : /// true: the Node is in Split and Frames are moved
135 : bool m_bInSplitNode : 1;
136 : /// m_bHasHiddenParaField is invalid, call CalcHiddenParaField()
137 : bool m_bCalcHiddenParaField : 1;
138 : bool m_bHasHiddenParaField : 1; ///< HiddenParaFld
139 : bool m_bFootnote : 1; ///< footnotes
140 : bool m_bDDEFields : 1; ///< the TextNode has DDE fields
141 :
142 : /// records a new attibute in m_pHistory.
143 : void NoteInHistory( SwTxtAttr *pAttr, const bool bNew = false );
144 :
145 : void CalcFlags( );
146 :
147 : /** Delete methods may only be called by the TextNode!
148 : Because the TextNode also guarantees removal of the Character for
149 : attributes without an end. */
150 : friend class SwTxtNode;
151 : void DeleteAtPos( const sal_uInt16 nPos );
152 : /// Delete the given Hint. The Hint must actually be in the array!
153 : void Delete( SwTxtAttr* pTxtHt );
154 :
155 4 : inline void SetInSplitNode(bool bInSplit) { m_bInSplitNode = bInSplit; }
156 0 : inline void SetCalcHiddenParaField() { m_bCalcHiddenParaField = true; }
157 146 : inline void SetHiddenParaField( const bool bNew )
158 146 : { m_bHasHiddenParaField = bNew; }
159 23869 : inline bool HasHiddenParaField() const
160 : {
161 23869 : if ( m_bCalcHiddenParaField )
162 : {
163 0 : (const_cast<SwpHints*>(this))->CalcHiddenParaField();
164 : }
165 23869 : return m_bHasHiddenParaField;
166 : }
167 :
168 : void InsertNesting(SwTxtAttrNesting & rNewHint);
169 : bool TryInsertNesting(SwTxtNode & rNode, SwTxtAttrNesting & rNewHint);
170 : void BuildPortions( SwTxtNode& rNode, SwTxtAttr& rNewHint,
171 : const SetAttrMode nMode );
172 : bool MergePortions( SwTxtNode& rNode );
173 :
174 : public:
175 : SwpHints();
176 :
177 15013 : inline bool CanBeDeleted() const { return !Count(); }
178 :
179 : /// register a History, which receives all attribute changes (for Undo)
180 1630 : void Register( SwRegHistory* pHist ) { m_pHistory = pHist; }
181 : /// deregister the currently registered History
182 893 : void DeRegister() { Register(0); }
183 36 : SwRegHistory* GetHistory() const { return m_pHistory; }
184 :
185 : /// try to insert the hint
186 : /// @return true iff hint successfully inserted
187 : bool TryInsertHint( SwTxtAttr * const pHint, SwTxtNode & rNode,
188 : const SetAttrMode nMode = nsSetAttrMode::SETATTR_DEFAULT );
189 :
190 0 : inline bool HasFtn() const { return m_bFootnote; }
191 324 : inline bool IsInSplitNode() const { return m_bInSplitNode; }
192 :
193 : /// calc current value of m_bHasHiddenParaField, returns true iff changed
194 : bool CalcHiddenParaField();
195 :
196 8456 : DECL_FIXEDMEMPOOL_NEWDEL(SwpHints)
197 : };
198 :
199 : /// Output operator for text hints.
200 : SvStream &operator<<(SvStream &aS, const SwpHints &rHints); //$ ostream
201 :
202 :
203 : /// Inline Implementations
204 :
205 :
206 7696 : inline sal_uInt16 SwpHintsArray::GetStartOf( const SwTxtAttr *pHt ) const
207 : {
208 : SwpHtStart::const_iterator const it =
209 7696 : m_HintStarts.find(const_cast<SwTxtAttr*>(pHt));
210 7696 : if ( it == m_HintStarts.end() )
211 : {
212 0 : return USHRT_MAX;
213 : }
214 7696 : return it - m_HintStarts.begin();
215 : }
216 :
217 26 : inline SwTxtAttr *SwpHintsArray::Cut( const sal_uInt16 nPosInStart )
218 : {
219 26 : SwTxtAttr *pHt = GetTextHint(nPosInStart);
220 26 : DeleteAtPos( nPosInStart );
221 26 : return pHt;
222 : }
223 :
224 :
225 : #endif
226 :
227 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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