LibreOffice Module sw (master) 1
environmentofanchoredobject.cxx
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1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
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9 * This file incorporates work covered by the following license notice:
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11 * Licensed to the Apache Software Foundation (ASF) under one or more
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15 * License, Version 2.0 (the "License"); you may not use this file
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17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
21#include <frame.hxx>
22#include <pagefrm.hxx>
23#include <osl/diagnose.h>
24
25namespace objectpositioning
26{
27
29 const bool _bFollowTextFlow )
30 : mbFollowTextFlow( _bFollowTextFlow )
31{}
32
35 const SwFrame& _rHoriOrientFrame ) const
36{
37 const SwFrame* pHoriEnvironmentLayFrame = &_rHoriOrientFrame;
38
39 if ( !mbFollowTextFlow )
40 {
41 // No exception any more for page alignment.
42 // the page frame determines the horizontal layout environment.
43 pHoriEnvironmentLayFrame = _rHoriOrientFrame.FindPageFrame();
44 }
45 else
46 {
47 while ( !pHoriEnvironmentLayFrame->IsCellFrame() &&
48 !pHoriEnvironmentLayFrame->IsFlyFrame() &&
49 !pHoriEnvironmentLayFrame->IsPageFrame() )
50 {
51 pHoriEnvironmentLayFrame = pHoriEnvironmentLayFrame->GetUpper();
52 OSL_ENSURE( pHoriEnvironmentLayFrame,
53 "SwEnvironmentOfAnchoredObject::GetHoriEnvironmentLayoutFrame(..) - no page|fly|cell frame found" );
54 }
55 }
56
57 assert( dynamic_cast< const SwLayoutFrame *>( pHoriEnvironmentLayFrame ) &&
58 "SwEnvironmentOfAnchoredObject::GetHoriEnvironmentLayoutFrame(..) - found frame isn't a layout frame" );
59
60 return static_cast<const SwLayoutFrame&>(*pHoriEnvironmentLayFrame);
61}
62
65 const SwFrame& _rVertOrientFrame ) const
66{
67 const SwFrame* pVertEnvironmentLayFrame = &_rVertOrientFrame;
68
69 if ( !mbFollowTextFlow )
70 {
71 // No exception any more for page alignment.
72 // the page frame determines the vertical layout environment.
73 pVertEnvironmentLayFrame = _rVertOrientFrame.FindPageFrame();
74 }
75 else
76 {
77 while ( !pVertEnvironmentLayFrame->IsCellFrame() &&
78 !pVertEnvironmentLayFrame->IsFlyFrame() &&
79 !pVertEnvironmentLayFrame->IsHeaderFrame() &&
80 !pVertEnvironmentLayFrame->IsFooterFrame() &&
81 !pVertEnvironmentLayFrame->IsFootnoteFrame() &&
82 !pVertEnvironmentLayFrame->IsPageBodyFrame() &&
83 !pVertEnvironmentLayFrame->IsPageFrame() )
84 {
85 pVertEnvironmentLayFrame = pVertEnvironmentLayFrame->GetUpper();
86 OSL_ENSURE( pVertEnvironmentLayFrame,
87 "SwEnvironmentOfAnchoredObject::GetVertEnvironmentLayoutFrame(..) - proposed frame not found" );
88 }
89 }
90
91 assert( dynamic_cast< const SwLayoutFrame *>( pVertEnvironmentLayFrame ) &&
92 "SwEnvironmentOfAnchoredObject::GetVertEnvironmentLayoutFrame(..) - found frame isn't a layout frame" );
93
94 return static_cast<const SwLayoutFrame&>(*pVertEnvironmentLayFrame);
95}
96
97}
98
99/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Base class of the Writer layout elements.
Definition: frame.hxx:315
bool IsCellFrame() const
Definition: frame.hxx:1226
bool IsPageFrame() const
Definition: frame.hxx:1178
bool IsHeaderFrame() const
Definition: frame.hxx:1190
bool IsPageBodyFrame() const
Definition: layfrm.hxx:215
bool IsFooterFrame() const
Definition: frame.hxx:1194
bool IsFootnoteFrame() const
Definition: frame.hxx:1202
SwLayoutFrame * GetUpper()
Definition: frame.hxx:678
bool IsFlyFrame() const
Definition: frame.hxx:1210
SwPageFrame * FindPageFrame()
Definition: frame.hxx:680
A layout frame is a frame that contains other frames (m_pLower), e.g. SwPageFrame or SwTabFrame.
Definition: layfrm.hxx:36
const SwLayoutFrame & GetHoriEnvironmentLayoutFrame(const SwFrame &_rHoriOrientFrame) const
determine environment layout frame for possible horizontal object positions respectively for alignmen...
SwEnvironmentOfAnchoredObject(const bool _bFollowTextFlow)
constructor
const SwLayoutFrame & GetVertEnvironmentLayoutFrame(const SwFrame &_rVertOrientFrame) const
determine environment layout frame for possible vertical object positions respectively for alignments...