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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_sd.hxx"
26 #include <editeng/unoedhlp.hxx>
27 #include <svx/svdoutl.hxx>
28 
29 #ifndef SD_ACCESSIBILITY_ACCESSIBLE_OUTLINE_EDIT_SOURCE_HXX
30 #include <AccessibleOutlineEditSource.hxx>
31 #endif
32 #include "OutlineView.hxx"
33 #include <svx/sdrpaintwindow.hxx>
34 
35 namespace accessibility
36 {
37 
38     AccessibleOutlineEditSource::AccessibleOutlineEditSource(
39         SdrOutliner& 	rOutliner,
40         SdrView& 		rView,
41         OutlinerView& rOutlView,
42         const ::Window& rViewWindow )
43         : mrView( rView ),
44           mrWindow( rViewWindow ),
45           mpOutliner( &rOutliner ),
46           mpOutlinerView( &rOutlView ),
47           mTextForwarder( rOutliner, 0 ),
48           mViewForwarder( rOutlView )
49     {
50         // register as listener - need to broadcast state change messages
51         rOutliner.SetNotifyHdl( LINK(this, AccessibleOutlineEditSource, NotifyHdl) );
52         StartListening(rOutliner);
53     }
54 
55     AccessibleOutlineEditSource::~AccessibleOutlineEditSource()
56     {
57         if( mpOutliner )
58             mpOutliner->SetNotifyHdl( Link() );
59         Broadcast( TextHint( SFX_HINT_DYING ) );
60     }
61 
62     SvxEditSource* AccessibleOutlineEditSource::Clone() const
63     {
64         return NULL;
65     }
66 
67     SvxTextForwarder* AccessibleOutlineEditSource::GetTextForwarder()
68     {
69         // TODO: maybe suboptimal
70         if( IsValid() )
71             return &mTextForwarder;
72         else
73             return NULL;
74     }
75 
76     SvxViewForwarder* AccessibleOutlineEditSource::GetViewForwarder()
77     {
78         // TODO: maybe suboptimal
79         if( IsValid() )
80             return this;
81         else
82             return NULL;
83     }
84 
85     SvxEditViewForwarder* AccessibleOutlineEditSource::GetEditViewForwarder( sal_Bool )
86     {
87         // TODO: maybe suboptimal
88         if( IsValid() )
89         {
90             // ignore parameter, we're always in edit mode here
91             return &mViewForwarder;
92         }
93         else
94             return NULL;
95     }
96 
97     void AccessibleOutlineEditSource::UpdateData()
98     {
99         // NOOP, since we're always working on the 'real' outliner,
100         // i.e. changes are immediately reflected on the screen
101     }
102 
103     SfxBroadcaster& AccessibleOutlineEditSource::GetBroadcaster() const
104     {
105         return *( const_cast< AccessibleOutlineEditSource* > (this) );
106     }
107 
108 	sal_Bool AccessibleOutlineEditSource::IsValid() const
109     {
110         if( mpOutliner && mpOutlinerView )
111         {
112             // Our view still on outliner?
113             sal_uLong nCurrView, nViews;
114 
115             for( nCurrView=0, nViews=mpOutliner->GetViewCount(); nCurrView<nViews; ++nCurrView )
116             {
117                 if( mpOutliner->GetView(nCurrView) == mpOutlinerView )
118                     return sal_True;
119             }
120         }
121 
122         return sal_False;
123     }
124 
125     Rectangle AccessibleOutlineEditSource::GetVisArea() const
126     {
127         if( IsValid() )
128         {
129 			SdrPaintWindow* pPaintWindow = mrView.FindPaintWindow(mrWindow);
130 			Rectangle aVisArea;
131 
132 			if(pPaintWindow)
133 			{
134 				aVisArea = pPaintWindow->GetVisibleArea();
135 			}
136 
137             MapMode aMapMode(mrWindow.GetMapMode());
138             aMapMode.SetOrigin(Point());
139             return mrWindow.LogicToPixel( aVisArea, aMapMode );
140         }
141 
142         return Rectangle();
143     }
144 
145     Point AccessibleOutlineEditSource::LogicToPixel( const Point& rPoint, const MapMode& rMapMode ) const
146     {
147         if( IsValid() && mrView.GetModel() )
148         {
149             Point aPoint( OutputDevice::LogicToLogic( rPoint, rMapMode,
150                                                       MapMode(mrView.GetModel()->GetScaleUnit()) ) );
151             MapMode aMapMode(mrWindow.GetMapMode());
152             aMapMode.SetOrigin(Point());
153             return mrWindow.LogicToPixel( aPoint, aMapMode );
154         }
155 
156         return Point();
157     }
158 
159     Point AccessibleOutlineEditSource::PixelToLogic( const Point& rPoint, const MapMode& rMapMode ) const
160     {
161         if( IsValid() && mrView.GetModel() )
162         {
163             MapMode aMapMode(mrWindow.GetMapMode());
164             aMapMode.SetOrigin(Point());
165             Point aPoint( mrWindow.PixelToLogic( rPoint, aMapMode ) );
166             return OutputDevice::LogicToLogic( aPoint,
167                                                MapMode(mrView.GetModel()->GetScaleUnit()),
168                                                rMapMode );
169         }
170 
171         return Point();
172     }
173 
174     void AccessibleOutlineEditSource::Notify( SfxBroadcaster& rBroadcaster, const SfxHint& rHint )
175     {
176         bool bDispose = false;
177 
178         if( &rBroadcaster == mpOutliner )
179         {
180             const SfxSimpleHint* pHint = dynamic_cast< const SfxSimpleHint * >( &rHint );
181             if( pHint && (pHint->GetId() == SFX_HINT_DYING) )
182             {
183                 bDispose = true;
184                 mpOutliner = NULL;
185             }
186         }
187         else
188         {
189             const SdrHint* pSdrHint = dynamic_cast< const SdrHint* >( &rHint );
190 
191             if( pSdrHint && ( pSdrHint->GetKind() == HINT_MODELCLEARED ) )
192 		    {
193 			    // model is dying under us, going defunc
194                 bDispose = true;
195             }
196         }
197 
198         if( bDispose )
199         {
200 		    if( mpOutliner )
201     		    mpOutliner->SetNotifyHdl( Link() );
202 		    mpOutliner = NULL;
203 		    mpOutlinerView = NULL;
204 		    Broadcast( TextHint( SFX_HINT_DYING ) );
205         }
206     }
207 
208     IMPL_LINK(AccessibleOutlineEditSource, NotifyHdl, EENotify*, aNotify)
209     {
210         if( aNotify )
211         {
212             ::std::auto_ptr< SfxHint > aHint( SvxEditSourceHelper::EENotification2Hint( aNotify) );
213 
214             if( aHint.get() )
215                 Broadcast( *aHint.get() );
216         }
217 
218         return 0;
219     }
220 
221 } // end of namespace accessibility
222