Line data Source code
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 "crsrsh.hxx"
21 : #include "rootfrm.hxx"
22 : #include "pagefrm.hxx"
23 : #include "viewimp.hxx"
24 : #include "viewopt.hxx"
25 : #include "flyfrm.hxx"
26 : #include "frmfmt.hxx"
27 : #include "layact.hxx"
28 : #include "swregion.hxx"
29 : #include "dflyobj.hxx"
30 : #include "dview.hxx"
31 : #include <tools/shl.hxx>
32 : #include <swmodule.hxx>
33 : #include <svx/svdpage.hxx>
34 : #include <accmap.hxx>
35 :
36 : // OD 12.12.2002 #103492#
37 : #include <pagepreviewlayout.hxx>
38 :
39 : #include <comcore.hrc>
40 : #include <svx/svdundo.hxx>
41 : #include <IDocumentLayoutAccess.hxx>
42 : #include <IDocumentDrawModelAccess.hxx>
43 : #include <IDocumentDeviceAccess.hxx>
44 : #include <IDocumentSettingAccess.hxx>
45 :
46 0 : void SwViewImp::Init( const SwViewOption *pNewOpt )
47 : {
48 : OSL_ENSURE( pDrawView, "SwViewImp::Init without DrawView" );
49 : //Create PageView if it doesn't exist
50 0 : SwRootFrm *pRoot = pSh->GetLayout();
51 0 : if ( !pSdrPageView )
52 : {
53 0 : IDocumentDrawModelAccess* pIDDMA = pSh->getIDocumentDrawModelAccess();
54 0 : if ( !pRoot->GetDrawPage() )
55 0 : pRoot->SetDrawPage( pIDDMA->GetDrawModel()->GetPage( 0 ) );
56 :
57 0 : if ( pRoot->GetDrawPage()->GetSize() != pRoot->Frm().SSize() )
58 0 : pRoot->GetDrawPage()->SetSize( pRoot->Frm().SSize() );
59 :
60 0 : pSdrPageView = pDrawView->ShowSdrPage( pRoot->GetDrawPage());
61 : // OD 26.06.2003 #108784# - notify drawing page view about invisible
62 : // layers.
63 0 : pIDDMA->NotifyInvisibleLayers( *pSdrPageView );
64 : }
65 0 : pDrawView->SetDragStripes( pNewOpt->IsCrossHair() );
66 0 : pDrawView->SetGridSnap( pNewOpt->IsSnap() );
67 0 : pDrawView->SetGridVisible( pNewOpt->IsGridVisible() );
68 0 : const Size &rSz = pNewOpt->GetSnapSize();
69 0 : pDrawView->SetGridCoarse( rSz );
70 : const Size aFSize
71 0 : ( rSz.Width() ? rSz.Width() /std::max(short(1),pNewOpt->GetDivisionX()):0,
72 0 : rSz.Height()? rSz.Height()/std::max(short(1),pNewOpt->GetDivisionY()):0);
73 0 : pDrawView->SetGridFine( aFSize );
74 0 : Fraction aSnGrWdtX(rSz.Width(), pNewOpt->GetDivisionX() + 1);
75 0 : Fraction aSnGrWdtY(rSz.Height(), pNewOpt->GetDivisionY() + 1);
76 0 : pDrawView->SetSnapGridWidth( aSnGrWdtX, aSnGrWdtY );
77 :
78 0 : if ( pRoot->Frm().HasArea() )
79 0 : pDrawView->SetWorkArea( pRoot->Frm().SVRect() );
80 :
81 0 : if ( GetShell()->IsPreview() )
82 0 : pDrawView->SetAnimationEnabled( false );
83 :
84 0 : pDrawView->SetUseIncompatiblePathCreateInterface( false );
85 :
86 : // set handle size to 9 pixels, always
87 0 : pDrawView->SetMarkHdlSizePixel(9);
88 0 : }
89 :
90 : /// CTor for the core internals
91 0 : SwViewImp::SwViewImp( SwViewShell *pParent ) :
92 : pSh( pParent ),
93 : pDrawView( 0 ),
94 : pSdrPageView( 0 ),
95 : pFirstVisPage( 0 ),
96 : pRegion( 0 ),
97 : pLayAct( 0 ),
98 : pIdleAct( 0 ),
99 : pAccMap( 0 ),
100 : pSdrObjCached(NULL),
101 : bFirstPageInvalid( true ),
102 : bResetHdlHiddenPaint( false ),
103 : bSmoothUpdate( false ),
104 : bStopSmooth( false ),
105 : nRestoreActions( 0 ),
106 : // OD 12.12.2002 #103492#
107 0 : mpPgPreviewLayout( 0 )
108 : {
109 0 : }
110 :
111 0 : SwViewImp::~SwViewImp()
112 : {
113 0 : delete pAccMap;
114 :
115 : // OD 12.12.2002 #103492#
116 0 : delete mpPgPreviewLayout;
117 :
118 : //JP 29.03.96: after ShowSdrPage HideSdrPage must also be executed!!!
119 0 : if( pDrawView )
120 0 : pDrawView->HideSdrPage();
121 :
122 0 : delete pDrawView;
123 :
124 0 : DelRegion();
125 :
126 : OSL_ENSURE( !pLayAct, "Have action for the rest of your life." );
127 : OSL_ENSURE( !pIdleAct,"Be idle for the rest of your life." );
128 0 : }
129 :
130 0 : void SwViewImp::DelRegion()
131 : {
132 0 : DELETEZ(pRegion);
133 0 : }
134 :
135 0 : bool SwViewImp::AddPaintRect( const SwRect &rRect )
136 : {
137 0 : if ( rRect.IsOver( pSh->VisArea() ) )
138 : {
139 0 : if ( !pRegion )
140 0 : pRegion = new SwRegionRects( pSh->VisArea() );
141 0 : (*pRegion) -= rRect;
142 0 : return true;
143 : }
144 0 : return false;
145 : }
146 :
147 0 : void SwViewImp::CheckWaitCrsr()
148 : {
149 0 : if ( pLayAct )
150 0 : pLayAct->CheckWaitCrsr();
151 0 : }
152 :
153 0 : bool SwViewImp::IsCalcLayoutProgress() const
154 : {
155 0 : return pLayAct && pLayAct->IsCalcLayout();
156 : }
157 :
158 0 : bool SwViewImp::IsUpdateExpFlds()
159 : {
160 0 : if ( pLayAct && pLayAct->IsCalcLayout() )
161 : {
162 0 : pLayAct->SetUpdateExpFlds();
163 0 : return true;
164 : }
165 0 : return false;
166 : }
167 :
168 0 : void SwViewImp::SetFirstVisPage()
169 : {
170 0 : if ( pSh->mbDocSizeChgd && pSh->VisArea().Top() > pSh->GetLayout()->Frm().Height() )
171 : {
172 : //We are in an action and because of erase actions the VisArea is
173 : //after the first visible page.
174 : //To avoid excessive formatting, hand back the last page.
175 0 : pFirstVisPage = (SwPageFrm*)pSh->GetLayout()->Lower();
176 0 : while ( pFirstVisPage && pFirstVisPage->GetNext() )
177 0 : pFirstVisPage = (SwPageFrm*)pFirstVisPage->GetNext();
178 : }
179 : else
180 : {
181 0 : const SwViewOption* pSwViewOption = GetShell()->GetViewOptions();
182 0 : const bool bBookMode = pSwViewOption->IsViewLayoutBookMode();
183 :
184 0 : SwPageFrm *pPage = (SwPageFrm*)pSh->GetLayout()->Lower();
185 0 : SwRect aPageRect = pPage->GetBoundRect();
186 0 : while ( pPage && !aPageRect.IsOver( pSh->VisArea() ) )
187 : {
188 0 : pPage = (SwPageFrm*)pPage->GetNext();
189 0 : if ( pPage )
190 : {
191 0 : aPageRect = pPage->GetBoundRect();
192 0 : if ( bBookMode && pPage->IsEmptyPage() )
193 : {
194 0 : const SwPageFrm& rFormatPage = pPage->GetFormatPage();
195 0 : aPageRect.SSize() = rFormatPage.GetBoundRect().SSize();
196 : }
197 : }
198 : }
199 0 : pFirstVisPage = pPage ? pPage : (SwPageFrm*)pSh->GetLayout()->Lower();
200 : }
201 0 : bFirstPageInvalid = false;
202 0 : }
203 :
204 0 : void SwViewImp::MakeDrawView()
205 : {
206 0 : IDocumentDrawModelAccess* pIDDMA = GetShell()->getIDocumentDrawModelAccess();
207 :
208 : // the else here is not an error, _MakeDrawModel() calls this method again
209 : // after the DrawModel is created to create DrawViews for all shells...
210 0 : if( !pIDDMA->GetDrawModel() )
211 : {
212 0 : pIDDMA->_MakeDrawModel();
213 : }
214 : else
215 : {
216 0 : if ( !pDrawView )
217 : {
218 : // #i72809#
219 : // Discussed with FME, he also thinks that the getPrinter is old and not correct. When i got
220 : // him right, it anyways returns GetOut() when it's a printer, but NULL when not. He suggested
221 : // to use GetOut() and check the existing cases.
222 : // Check worked well. Took a look at viewing, printing, PDF export and print preview with a test
223 : // document which has an empty 2nd page (right page, see bug)
224 0 : OutputDevice* pOutDevForDrawView = GetShell()->GetWin();
225 :
226 0 : if(!pOutDevForDrawView)
227 : {
228 0 : pOutDevForDrawView = GetShell()->GetOut();
229 : }
230 :
231 0 : pDrawView = new SwDrawView( *this, pIDDMA->GetDrawModel(), pOutDevForDrawView);
232 : }
233 :
234 0 : GetDrawView()->SetActiveLayer(OUString("Heaven"));
235 0 : const SwViewOption* pSwViewOption = GetShell()->GetViewOptions();
236 0 : Init(pSwViewOption);
237 :
238 : // #i68597# If document is read-only, we will not profit from overlay,
239 : // so switch it off.
240 0 : if (pDrawView->IsBufferedOverlayAllowed())
241 : {
242 0 : if(pSwViewOption->IsReadonly())
243 : {
244 0 : pDrawView->SetBufferedOverlayAllowed(false);
245 : }
246 : }
247 : }
248 0 : }
249 :
250 0 : Color SwViewImp::GetRetoucheColor() const
251 : {
252 0 : Color aRet( COL_TRANSPARENT );
253 0 : const SwViewShell &rSh = *GetShell();
254 0 : if ( rSh.GetWin() )
255 : {
256 0 : if ( rSh.GetViewOptions()->getBrowseMode() &&
257 0 : COL_TRANSPARENT != rSh.GetViewOptions()->GetRetoucheColor().GetColor() )
258 0 : aRet = rSh.GetViewOptions()->GetRetoucheColor();
259 0 : else if(rSh.GetViewOptions()->IsPagePreview() &&
260 0 : !SW_MOD()->GetAccessibilityOptions().GetIsForPagePreviews())
261 0 : aRet.SetColor(COL_WHITE);
262 : else
263 0 : aRet = SwViewOption::GetDocColor();
264 : }
265 0 : return aRet;
266 : }
267 :
268 : // create page preview layout
269 0 : void SwViewImp::InitPagePreviewLayout()
270 : {
271 : OSL_ENSURE( pSh->GetLayout(), "no layout - page preview layout can not be created.");
272 0 : if ( pSh->GetLayout() )
273 0 : mpPgPreviewLayout = new SwPagePreviewLayout( *pSh, *(pSh->GetLayout()) );
274 0 : }
275 :
276 0 : void SwViewImp::UpdateAccessible()
277 : {
278 : // We require a layout and an XModel to be accessible.
279 0 : IDocumentLayoutAccess* pIDLA = GetShell()->getIDocumentLayoutAccess();
280 0 : Window *pWin = GetShell()->GetWin();
281 : OSL_ENSURE( GetShell()->GetLayout(), "no layout, no access" );
282 : OSL_ENSURE( pWin, "no window, no access" );
283 :
284 0 : if( IsAccessible() && pIDLA->GetCurrentViewShell() && pWin )
285 0 : GetAccessibleMap().GetDocumentView();
286 0 : }
287 :
288 0 : void SwViewImp::DisposeAccessible( const SwFrm *pFrm,
289 : const SdrObject *pObj,
290 : bool bRecursive )
291 : {
292 : OSL_ENSURE( !pFrm || pFrm->IsAccessibleFrm(), "frame is not accessible" );
293 0 : SwViewShell *pVSh = GetShell();
294 0 : SwViewShell *pTmp = pVSh;
295 0 : do
296 : {
297 0 : if( pTmp->Imp()->IsAccessible() )
298 0 : pTmp->Imp()->GetAccessibleMap().Dispose( pFrm, pObj, 0, bRecursive );
299 0 : pTmp = (SwViewShell *)pTmp->GetNext();
300 : } while ( pTmp != pVSh );
301 0 : }
302 :
303 0 : void SwViewImp::MoveAccessible( const SwFrm *pFrm, const SdrObject *pObj,
304 : const SwRect& rOldFrm )
305 : {
306 : OSL_ENSURE( !pFrm || pFrm->IsAccessibleFrm(), "frame is not accessible" );
307 0 : SwViewShell *pVSh = GetShell();
308 0 : SwViewShell *pTmp = pVSh;
309 0 : do
310 : {
311 0 : if( pTmp->Imp()->IsAccessible() )
312 0 : pTmp->Imp()->GetAccessibleMap().InvalidatePosOrSize( pFrm, pObj, 0,
313 0 : rOldFrm );
314 0 : pTmp = (SwViewShell *)pTmp->GetNext();
315 : } while ( pTmp != pVSh );
316 0 : }
317 :
318 0 : void SwViewImp::InvalidateAccessibleFrmContent( const SwFrm *pFrm )
319 : {
320 : OSL_ENSURE( pFrm->IsAccessibleFrm(), "frame is not accessible" );
321 0 : SwViewShell *pVSh = GetShell();
322 0 : SwViewShell *pTmp = pVSh;
323 0 : do
324 : {
325 0 : if( pTmp->Imp()->IsAccessible() )
326 0 : pTmp->Imp()->GetAccessibleMap().InvalidateContent( pFrm );
327 0 : pTmp = (SwViewShell *)pTmp->GetNext();
328 : } while ( pTmp != pVSh );
329 0 : }
330 :
331 0 : void SwViewImp::InvalidateAccessibleCursorPosition( const SwFrm *pFrm )
332 : {
333 0 : if( IsAccessible() )
334 0 : GetAccessibleMap().InvalidateCursorPosition( pFrm );
335 0 : }
336 :
337 0 : void SwViewImp::InvalidateAccessibleEditableState( bool bAllShells,
338 : const SwFrm *pFrm )
339 : {
340 0 : if( bAllShells )
341 : {
342 0 : SwViewShell *pVSh = GetShell();
343 0 : SwViewShell *pTmp = pVSh;
344 0 : do
345 : {
346 0 : if( pTmp->Imp()->IsAccessible() )
347 0 : pTmp->Imp()->GetAccessibleMap().InvalidateStates( ACC_STATE_EDITABLE, pFrm );
348 0 : pTmp = (SwViewShell *)pTmp->GetNext();
349 : } while ( pTmp != pVSh );
350 : }
351 0 : else if( IsAccessible() )
352 : {
353 0 : GetAccessibleMap().InvalidateStates( ACC_STATE_EDITABLE, pFrm );
354 : }
355 0 : }
356 :
357 0 : void SwViewImp::InvalidateAccessibleRelationSet( const SwFlyFrm *pMaster,
358 : const SwFlyFrm *pFollow )
359 : {
360 0 : SwViewShell *pVSh = GetShell();
361 0 : SwViewShell *pTmp = pVSh;
362 0 : do
363 : {
364 0 : if( pTmp->Imp()->IsAccessible() )
365 0 : pTmp->Imp()->GetAccessibleMap().InvalidateRelationSet( pMaster,
366 0 : pFollow );
367 0 : pTmp = (SwViewShell *)pTmp->GetNext();
368 : } while ( pTmp != pVSh );
369 0 : }
370 :
371 : /// invalidate CONTENT_FLOWS_FROM/_TO relation for paragraphs
372 0 : void SwViewImp::_InvalidateAccessibleParaFlowRelation( const SwTxtFrm* _pFromTxtFrm,
373 : const SwTxtFrm* _pToTxtFrm )
374 : {
375 0 : if ( !_pFromTxtFrm && !_pToTxtFrm )
376 : {
377 : // No text frame provided. Thus, nothing to do.
378 0 : return;
379 : }
380 :
381 0 : SwViewShell* pVSh = GetShell();
382 0 : SwViewShell* pTmp = pVSh;
383 0 : do
384 : {
385 0 : if ( pTmp->Imp()->IsAccessible() )
386 : {
387 0 : if ( _pFromTxtFrm )
388 : {
389 0 : pTmp->Imp()->GetAccessibleMap().
390 0 : InvalidateParaFlowRelation( *_pFromTxtFrm, true );
391 : }
392 0 : if ( _pToTxtFrm )
393 : {
394 0 : pTmp->Imp()->GetAccessibleMap().
395 0 : InvalidateParaFlowRelation( *_pToTxtFrm, false );
396 : }
397 : }
398 0 : pTmp = (SwViewShell *)pTmp->GetNext();
399 : } while ( pTmp != pVSh );
400 : }
401 :
402 : /// invalidate text selection for paragraphs
403 0 : void SwViewImp::_InvalidateAccessibleParaTextSelection()
404 : {
405 0 : SwViewShell* pVSh = GetShell();
406 0 : SwViewShell* pTmp = pVSh;
407 0 : do
408 : {
409 0 : if ( pTmp->Imp()->IsAccessible() )
410 : {
411 0 : pTmp->Imp()->GetAccessibleMap().InvalidateTextSelectionOfAllParas();
412 : }
413 :
414 0 : pTmp = (SwViewShell *)pTmp->GetNext();
415 : } while ( pTmp != pVSh );
416 0 : }
417 :
418 : /// invalidate attributes for paragraphs
419 0 : void SwViewImp::_InvalidateAccessibleParaAttrs( const SwTxtFrm& rTxtFrm )
420 : {
421 0 : SwViewShell* pVSh = GetShell();
422 0 : SwViewShell* pTmp = pVSh;
423 0 : do
424 : {
425 0 : if ( pTmp->Imp()->IsAccessible() )
426 : {
427 0 : pTmp->Imp()->GetAccessibleMap().InvalidateAttr( rTxtFrm );
428 : }
429 :
430 0 : pTmp = (SwViewShell *)pTmp->GetNext();
431 : } while ( pTmp != pVSh );
432 0 : }
433 :
434 : // OD 15.01.2003 #103492# - method signature change due to new page preview functionality
435 0 : void SwViewImp::UpdateAccessiblePreview( const std::vector<PreviewPage*>& _rPreviewPages,
436 : const Fraction& _rScale,
437 : const SwPageFrm* _pSelectedPageFrm,
438 : const Size& _rPreviewWinSize )
439 : {
440 0 : if( IsAccessible() )
441 0 : GetAccessibleMap().UpdatePreview( _rPreviewPages, _rScale,
442 0 : _pSelectedPageFrm, _rPreviewWinSize );
443 0 : }
444 :
445 0 : void SwViewImp::InvalidateAccessiblePreviewSelection( sal_uInt16 nSelPage )
446 : {
447 0 : if( IsAccessible() )
448 0 : GetAccessibleMap().InvalidatePreviewSelection( nSelPage );
449 0 : }
450 :
451 0 : SwAccessibleMap *SwViewImp::CreateAccessibleMap()
452 : {
453 : OSL_ENSURE( !pAccMap, "accessible map exists" );
454 0 : pAccMap = new SwAccessibleMap( GetShell() );
455 0 : return pAccMap;
456 : }
457 :
458 0 : void SwViewImp::FireAccessibleEvents()
459 : {
460 0 : if( IsAccessible() )
461 0 : GetAccessibleMap().FireEvents();
462 0 : }
463 :
464 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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