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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 1535 : SwObjectFormatterLayFrm::SwObjectFormatterLayFrm( SwLayoutFrm& _rAnchorLayFrm,
29 : const SwPageFrm& _rPageFrm,
30 : SwLayAction* _pLayAction )
31 : : SwObjectFormatter( _rPageFrm, _pLayAction ),
32 1535 : mrAnchorLayFrm( _rAnchorLayFrm )
33 : {
34 1535 : }
35 :
36 3070 : SwObjectFormatterLayFrm::~SwObjectFormatterLayFrm()
37 : {
38 3070 : }
39 :
40 16288 : SwObjectFormatterLayFrm* SwObjectFormatterLayFrm::CreateObjFormatter(
41 : SwLayoutFrm& _rAnchorLayFrm,
42 : const SwPageFrm& _rPageFrm,
43 : SwLayAction* _pLayAction )
44 : {
45 24103 : if ( !_rAnchorLayFrm.IsPageFrm() &&
46 7815 : !_rAnchorLayFrm.IsFlyFrm() )
47 : {
48 : OSL_FAIL( "<SwObjectFormatterLayFrm::CreateObjFormatter(..)> - unexpected type of anchor frame " );
49 0 : return 0L;
50 : }
51 :
52 16288 : SwObjectFormatterLayFrm* pObjFormatter = 0L;
53 :
54 : // create object formatter, if floating screen objects are registered at
55 : // given anchor layout frame.
56 33933 : if ( _rAnchorLayFrm.GetDrawObjs() ||
57 24426 : ( _rAnchorLayFrm.IsPageFrm() &&
58 8316 : static_cast<SwPageFrm&>(_rAnchorLayFrm).GetSortedObjs() ) )
59 : {
60 : pObjFormatter =
61 1535 : new SwObjectFormatterLayFrm( _rAnchorLayFrm, _rPageFrm, _pLayAction );
62 : }
63 :
64 16288 : return pObjFormatter;
65 : }
66 :
67 7635 : SwFrm& SwObjectFormatterLayFrm::GetAnchorFrm()
68 : {
69 7635 : return mrAnchorLayFrm;
70 : }
71 :
72 : // #i40147# - add parameter <_bCheckForMovedFwd>.
73 : // Not relevant for objects anchored at layout frame.
74 602 : bool SwObjectFormatterLayFrm::DoFormatObj( SwAnchoredObject& _rAnchoredObj,
75 : const bool )
76 : {
77 602 : _FormatObj( _rAnchoredObj );
78 :
79 : // #124218# - consider that the layout action has to be
80 : // restarted due to a deleted page frame.
81 602 : return GetLayAction() == nullptr || !GetLayAction()->IsAgain();
82 : }
83 :
84 1535 : bool SwObjectFormatterLayFrm::DoFormatObjs()
85 : {
86 1535 : bool bSuccess( true );
87 :
88 1535 : bSuccess = _FormatObjsAtFrm();
89 :
90 1535 : 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 1514 : bSuccess = _AdditionalFormatObjsOnPage();
97 : }
98 :
99 1535 : 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 1514 : bool SwObjectFormatterLayFrm::_AdditionalFormatObjsOnPage()
109 : {
110 1514 : 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 1514 : if ( GetLayAction() && GetLayAction()->IsAgain() )
119 : {
120 0 : return false;
121 : }
122 :
123 1514 : SwPageFrm& rPageFrm = static_cast<SwPageFrm&>(GetAnchorFrm());
124 :
125 1514 : 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 1514 : bool bSuccess( true );
132 :
133 6368 : for ( size_t i = 0; i < rPageFrm.GetSortedObjs()->size(); ++i )
134 : {
135 4854 : SwAnchoredObject* pAnchoredObj = (*rPageFrm.GetSortedObjs())[i];
136 :
137 : // #i51941# - do not format object, which are anchored
138 : // inside or at fly frame.
139 4854 : if ( pAnchoredObj->GetAnchorFrm()->FindFlyFrm() )
140 : {
141 131 : continue;
142 : }
143 : // #i33751#, #i34060# - method <GetPageFrmOfAnchor()>
144 : // is replaced by method <FindPageFrmOfAnchor()>. It's return value
145 : // have to be checked.
146 4723 : SwPageFrm* pPageFrmOfAnchor = pAnchoredObj->FindPageFrmOfAnchor();
147 : // #i26945# - check, if the page frame of the
148 : // object's anchor frame isn't the given page frame
149 : OSL_ENSURE( pPageFrmOfAnchor,
150 : "<SwObjectFormatterLayFrm::_AdditionalFormatObjsOnPage()> - missing page frame" );
151 9446 : if ( pPageFrmOfAnchor &&
152 : // #i35911#
153 4723 : pPageFrmOfAnchor->GetPhyPageNum() < rPageFrm.GetPhyPageNum() )
154 : {
155 : // if format of object fails, stop formatting and pass fail to
156 : // calling method via the return value.
157 0 : if ( !DoFormatObj( *pAnchoredObj ) )
158 : {
159 0 : bSuccess = false;
160 0 : break;
161 : }
162 :
163 : // considering changes at <GetAnchorFrm().GetDrawObjs()> during
164 : // format of the object.
165 0 : if ( !rPageFrm.GetSortedObjs() ||
166 0 : i > rPageFrm.GetSortedObjs()->size() )
167 : {
168 0 : break;
169 : }
170 : else
171 : {
172 : const size_t nActPosOfObj =
173 0 : rPageFrm.GetSortedObjs()->ListPosOf( *pAnchoredObj );
174 0 : if ( nActPosOfObj == rPageFrm.GetSortedObjs()->size() ||
175 : nActPosOfObj > i )
176 : {
177 0 : --i;
178 : }
179 0 : else if ( nActPosOfObj < i )
180 : {
181 0 : i = nActPosOfObj;
182 : }
183 : }
184 : }
185 : } // end of loop on <rPageFrm.GetSortedObjs()>
186 :
187 1514 : return bSuccess;
188 177 : }
189 :
190 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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