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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 <com/sun/star/embed/NoVisualAreaSizeException.hpp>
21 : #include <wrtsh.hxx>
22 : #include <doc.hxx>
23 : #include <IDocumentSettingAccess.hxx>
24 : #include <swtypes.hxx>
25 : #include <view.hxx>
26 : #include <edtwin.hxx>
27 : #include <swcli.hxx>
28 : #include <cmdid.h>
29 : #include <cfgitems.hxx>
30 :
31 : #include <toolkit/helper/vclunohelper.hxx>
32 :
33 : using namespace com::sun::star;
34 :
35 20 : SwOleClient::SwOleClient( SwView *pView, SwEditWin *pWin, const svt::EmbeddedObjectRef& xObj ) :
36 : SfxInPlaceClient( pView, pWin, xObj.GetViewAspect() ), bInDoVerb( false ),
37 20 : bOldCheckForOLEInCaption( pView->GetWrtShell().IsCheckForOLEInCaption() )
38 : {
39 20 : SetObject( xObj.GetObject() );
40 20 : }
41 :
42 0 : void SwOleClient::RequestNewObjectArea( Rectangle& aLogRect )
43 : {
44 : // The server wants to change the client size.
45 : // We put the desired size in the core. The attributes of the frame
46 : // are set to the desired value. This value will be passed on to the
47 : // InPlaceClient.
48 : // The core accepts or formats the adjusted values not necessarily.
49 : // If the Ole-Frm is formatted, then the CalcAndSetScale() of the WrtShell
50 : // will be called. There the scaling of the SwOleClient is set if necessary.
51 :
52 0 : SwWrtShell &rSh = ((SwView*)GetViewShell())->GetWrtShell();
53 :
54 0 : rSh.StartAllAction();
55 :
56 : // the aLogRect will get the preliminary size now
57 0 : aLogRect.SetSize( rSh.RequestObjectResize( SwRect( aLogRect ), GetObject() ) );
58 :
59 : // the EndAllAction() call will trigger CalcAndSetScale() call,
60 : // so the embedded object must get the correct size before
61 0 : if ( aLogRect.GetSize() != GetScaledObjArea().GetSize() )
62 : {
63 : // size has changed, so first change visual area of the object before we resize its view
64 : // without this the object always would be scaled - now it has the choice
65 :
66 : // TODO/LEAN: getMapUnit can switch object to running state
67 0 : MapMode aObjectMap( VCLUnoHelper::UnoEmbed2VCLMapUnit( GetObject()->getMapUnit( GetAspect() ) ) );
68 0 : MapMode aClientMap( GetEditWin()->GetMapMode().GetMapUnit() );
69 :
70 0 : Size aNewObjSize( Fraction( aLogRect.GetWidth() ) / GetScaleWidth(),
71 0 : Fraction( aLogRect.GetHeight() ) / GetScaleHeight() );
72 :
73 : // convert to logical coordinates of the embedded object
74 0 : Size aNewSize = GetEditWin()->LogicToLogic( aNewObjSize, &aClientMap, &aObjectMap );
75 0 : GetObject()->setVisualAreaSize( GetAspect(), awt::Size( aNewSize.Width(), aNewSize.Height() ) );
76 : }
77 :
78 0 : rSh.EndAllAction();
79 :
80 0 : SwRect aFrm( rSh.GetAnyCurRect( RECT_FLY_EMBEDDED, 0, GetObject() )),
81 0 : aPrt( rSh.GetAnyCurRect( RECT_FLY_PRT_EMBEDDED, 0, GetObject() ));
82 0 : aLogRect.SetPos( aPrt.Pos() + aFrm.Pos() );
83 0 : aLogRect.SetSize( aPrt.SSize() );
84 0 : }
85 :
86 0 : void SwOleClient::ObjectAreaChanged()
87 : {
88 0 : SwWrtShell &rSh = ((SwView*)GetViewShell())->GetWrtShell();
89 0 : SwRect aFrm( rSh.GetAnyCurRect( RECT_FLY_EMBEDDED, 0, GetObject() ));
90 0 : if ( !aFrm.IsOver( rSh.VisArea() ) )
91 0 : rSh.MakeVisible( aFrm );
92 0 : }
93 :
94 62 : void SwOleClient::ViewChanged()
95 : {
96 62 : if ( bInDoVerb )
97 0 : return;
98 :
99 62 : if ( GetAspect() == embed::Aspects::MSOLE_ICON )
100 : {
101 : // the iconified object seems not to need such a scaling handling
102 : // since the replacement image and the size a completely controlled by the container
103 : // TODO/LATER: when the icon exchange is implemented the scaling handling
104 : // might be required again here
105 0 : return;
106 : }
107 :
108 62 : SwWrtShell &rSh = ((SwView*)GetViewShell())->GetWrtShell();
109 :
110 : // Adjust the size of the object in the core. The Scaling must
111 : // be considered. Repercussions on the object are considered by
112 : // CalcAndSetScale() of the WrtShell if the size / position of
113 : // the frame in the core changes.
114 :
115 : // TODO/LEAN: getMapUnit can switch object to running state
116 62 : awt::Size aSz;
117 : try
118 : {
119 62 : aSz = GetObject()->getVisualAreaSize( GetAspect() );
120 : }
121 0 : catch (const embed::NoVisualAreaSizeException&)
122 : {
123 : // Nothing will be done
124 : }
125 0 : catch (const uno::Exception&)
126 : {
127 : OSL_FAIL( "Something goes wrong on requesting object size!\n" );
128 : }
129 :
130 62 : Size aVisSize( aSz.Width, aSz.Height );
131 :
132 : // As long as from the object comes no reasonable size
133 : // nothing can be scaled.
134 62 : if( !aVisSize.Width() || !aVisSize.Height() )
135 0 : return;
136 :
137 : // first convert to TWIPS before scaling, because scaling factors are calculated for
138 : // the TWIPS mapping and so they will produce the best results if applied to TWIPS based
139 : // coordinates
140 62 : const MapMode aMyMap ( MAP_TWIP );
141 124 : const MapMode aObjMap( VCLUnoHelper::UnoEmbed2VCLMapUnit( GetObject()->getMapUnit( GetAspect() ) ) );
142 62 : aVisSize = OutputDevice::LogicToLogic( aVisSize, aObjMap, aMyMap );
143 :
144 62 : aVisSize.Width() = Fraction( aVisSize.Width() ) * GetScaleWidth();
145 62 : aVisSize.Height()= Fraction( aVisSize.Height() ) * GetScaleHeight();
146 :
147 62 : SwRect aRect( Point( LONG_MIN, LONG_MIN ), aVisSize );
148 62 : rSh.LockView( true ); // Prevent scrolling in the EndAction
149 62 : rSh.StartAllAction();
150 62 : rSh.RequestObjectResize( aRect, GetObject() );
151 62 : rSh.EndAllAction();
152 124 : rSh.LockView( false );
153 : }
154 :
155 0 : void SwOleClient::MakeVisible()
156 : {
157 0 : const SwWrtShell &rSh = ((SwView*)GetViewShell())->GetWrtShell();
158 0 : rSh.MakeObjVisible( GetObject() );
159 0 : }
160 :
161 20 : void SwOleClient::FormatChanged()
162 : {
163 20 : const uno::Reference < embed::XEmbeddedObject >& xObj( GetObject() );
164 20 : SwView * pView = dynamic_cast< SwView * >( GetViewShell() );
165 20 : if ( pView && xObj.is() && SotExchange::IsMath( xObj->getClassID() ) )
166 : {
167 0 : SwWrtShell & rWrtSh = pView->GetWrtShell();
168 0 : if (rWrtSh.GetDoc()->getIDocumentSettingAccess().get( IDocumentSettingAccess::MATH_BASELINE_ALIGNMENT ))
169 0 : rWrtSh.AlignFormulaToBaseline( xObj );
170 20 : }
171 290 : }
172 :
173 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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