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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 <objectformatterlayfrm.hxx>
21 : #include <anchoredobject.hxx>
22 : #include <sortedobjs.hxx>
23 : #include <pagefrm.hxx>
24 :
25 : // #124218#
26 : #include <layact.hxx>
27 :
28 847 : SwObjectFormatterLayFrm::SwObjectFormatterLayFrm( SwLayoutFrm& _rAnchorLayFrm,
29 : const SwPageFrm& _rPageFrm,
30 : SwLayAction* _pLayAction )
31 : : SwObjectFormatter( _rPageFrm, _pLayAction ),
32 847 : mrAnchorLayFrm( _rAnchorLayFrm )
33 : {
34 847 : }
35 :
36 1694 : SwObjectFormatterLayFrm::~SwObjectFormatterLayFrm()
37 : {
38 1694 : }
39 :
40 8950 : SwObjectFormatterLayFrm* SwObjectFormatterLayFrm::CreateObjFormatter(
41 : SwLayoutFrm& _rAnchorLayFrm,
42 : const SwPageFrm& _rPageFrm,
43 : SwLayAction* _pLayAction )
44 : {
45 13532 : if ( !_rAnchorLayFrm.IsPageFrm() &&
46 4582 : !_rAnchorLayFrm.IsFlyFrm() )
47 : {
48 : OSL_FAIL( "<SwObjectFormatterLayFrm::CreateObjFormatter(..)> - unexcepted type of anchor frame " );
49 0 : return 0L;
50 : }
51 :
52 8950 : SwObjectFormatterLayFrm* pObjFormatter = 0L;
53 :
54 : // create object formatter, if floating screen objects are registered at
55 : // given anchor layout frame.
56 18670 : if ( _rAnchorLayFrm.GetDrawObjs() ||
57 13164 : ( _rAnchorLayFrm.IsPageFrm() &&
58 4291 : static_cast<SwPageFrm&>(_rAnchorLayFrm).GetSortedObjs() ) )
59 : {
60 : pObjFormatter =
61 847 : new SwObjectFormatterLayFrm( _rAnchorLayFrm, _rPageFrm, _pLayAction );
62 : }
63 :
64 8950 : return pObjFormatter;
65 : }
66 :
67 4237 : SwFrm& SwObjectFormatterLayFrm::GetAnchorFrm()
68 : {
69 4237 : return mrAnchorLayFrm;
70 : }
71 :
72 : // #i40147# - add parameter <_bCheckForMovedFwd>.
73 : // Not relevant for objects anchored at layout frame.
74 126 : bool SwObjectFormatterLayFrm::DoFormatObj( SwAnchoredObject& _rAnchoredObj,
75 : const bool )
76 : {
77 126 : _FormatObj( _rAnchoredObj );
78 :
79 : // #124218# - consider that the layout action has to be
80 : // restarted due to a deleted page frame.
81 126 : return GetLayAction() ? !GetLayAction()->IsAgain() : true;
82 : }
83 :
84 847 : bool SwObjectFormatterLayFrm::DoFormatObjs()
85 : {
86 847 : bool bSuccess( true );
87 :
88 847 : bSuccess = _FormatObjsAtFrm();
89 :
90 847 : if ( bSuccess && GetAnchorFrm().IsPageFrm() )
91 : {
92 : // anchor layout frame is a page frame.
93 : // Thus, format also all anchored objects, which are registered at
94 : // this page frame, whose 'anchor' isn't on this page frame and whose
95 : // anchor frame is valid.
96 847 : bSuccess = _AdditionalFormatObjsOnPage();
97 : }
98 :
99 847 : return bSuccess;
100 : }
101 :
102 : /** method to format all anchored objects, which are registered at
103 : the page frame, whose 'anchor' isn't on this page frame and whose
104 : anchor frame is valid.
105 :
106 : OD 2004-07-02 #i28701#
107 : */
108 847 : bool SwObjectFormatterLayFrm::_AdditionalFormatObjsOnPage()
109 : {
110 847 : if ( !GetAnchorFrm().IsPageFrm() )
111 : {
112 : OSL_FAIL( "<SwObjectFormatterLayFrm::_AdditionalFormatObjsOnPage()> - mis-usage of method, call only for anchor frames of type page frame" );
113 0 : return true;
114 : }
115 :
116 : // #124218# - consider, if the layout action
117 : // has to be restarted due to a delete of a page frame.
118 847 : if ( GetLayAction() && GetLayAction()->IsAgain() )
119 : {
120 0 : return false;
121 : }
122 :
123 847 : SwPageFrm& rPageFrm = static_cast<SwPageFrm&>(GetAnchorFrm());
124 :
125 847 : if ( !rPageFrm.GetSortedObjs() )
126 : {
127 : // nothing to do, if no floating screen object is registered at the anchor frame.
128 0 : return true;
129 : }
130 :
131 847 : bool bSuccess( true );
132 :
133 847 : sal_uInt32 i = 0;
134 3016 : for ( ; i < rPageFrm.GetSortedObjs()->Count(); ++i )
135 : {
136 2169 : SwAnchoredObject* pAnchoredObj = (*rPageFrm.GetSortedObjs())[i];
137 :
138 : // #i51941# - do not format object, which are anchored
139 : // inside or at fly frame.
140 2169 : if ( pAnchoredObj->GetAnchorFrm()->FindFlyFrm() )
141 : {
142 8 : continue;
143 : }
144 : // #i33751#, #i34060# - method <GetPageFrmOfAnchor()>
145 : // is replaced by method <FindPageFrmOfAnchor()>. It's return value
146 : // have to be checked.
147 2161 : SwPageFrm* pPageFrmOfAnchor = pAnchoredObj->FindPageFrmOfAnchor();
148 : // #i26945# - check, if the page frame of the
149 : // object's anchor frame isn't the given page frame
150 : OSL_ENSURE( pPageFrmOfAnchor,
151 : "<SwObjectFormatterLayFrm::_AdditionalFormatObjsOnPage()> - missing page frame" );
152 4322 : if ( pPageFrmOfAnchor &&
153 : // #i35911#
154 2161 : pPageFrmOfAnchor->GetPhyPageNum() < rPageFrm.GetPhyPageNum() )
155 : {
156 : // if format of object fails, stop formatting and pass fail to
157 : // calling method via the return value.
158 0 : if ( !DoFormatObj( *pAnchoredObj ) )
159 : {
160 0 : bSuccess = false;
161 0 : break;
162 : }
163 :
164 : // considering changes at <GetAnchorFrm().GetDrawObjs()> during
165 : // format of the object.
166 0 : if ( !rPageFrm.GetSortedObjs() ||
167 0 : i > rPageFrm.GetSortedObjs()->Count() )
168 : {
169 0 : break;
170 : }
171 : else
172 : {
173 : sal_uInt32 nActPosOfObj =
174 0 : rPageFrm.GetSortedObjs()->ListPosOf( *pAnchoredObj );
175 0 : if ( nActPosOfObj == rPageFrm.GetSortedObjs()->Count() ||
176 : nActPosOfObj > i )
177 : {
178 0 : --i;
179 : }
180 0 : else if ( nActPosOfObj < i )
181 : {
182 0 : i = nActPosOfObj;
183 : }
184 : }
185 : }
186 : } // end of loop on <rPageFrm.GetSortedObjs()>
187 :
188 847 : return bSuccess;
189 : }
190 :
191 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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