xref: /aoo42x/main/sw/source/core/view/vdraw.cxx (revision 26ea3662)
1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 // MARKER(update_precomp.py): autogen include statement, do not remove
23 #include "precompiled_sw.hxx"
24 
25 #include <svx/svdmodel.hxx>
26 #include <svx/svdpage.hxx>
27 #include <tools/shl.hxx>
28 #include <swmodule.hxx>
29 #include <svtools/accessibilityoptions.hxx>
30 #include <svx/svdpagv.hxx>
31 #include <fmtanchr.hxx>
32 #include <frmfmt.hxx>
33 #include <svx/svdoutl.hxx>
34 #ifdef DBG_UTIL
35 #include <svx/fmglob.hxx>
36 #endif
37 #include "fesh.hxx"
38 #include "pagefrm.hxx"
39 #include "rootfrm.hxx"
40 #include "viewimp.hxx"
41 #include "dflyobj.hxx"
42 #include "viewopt.hxx"
43 #include "printdata.hxx"
44 #include "dcontact.hxx"
45 #include "dview.hxx"
46 #include "flyfrm.hxx"
47 #include <vcl/svapp.hxx>
48 #include <IDocumentDrawModelAccess.hxx>
49 #include <drawdoc.hxx>
50 
51 /*************************************************************************
52 |*
53 |*	SwSaveHdl
54 |*
55 |*	Ersterstellung		MA 14. Feb. 95
56 |*	Letzte Aenderung	MA 02. Jun. 98
57 |*
58 |*************************************************************************/
59 //SwSaveHdl::SwSaveHdl( SwViewImp *pI ) :
60 //	pImp( pI ),
61 //	bXorVis( sal_False )
62 //{
63 	//if ( pImp->HasDrawView() )
64 	//{
65 	//	bXorVis = pImp->GetDrawView()->IsShownXorVisible( pImp->GetShell()->GetOut());
66 	//	if ( bXorVis )
67 	//		pImp->GetDrawView()->HideShownXor( pImp->GetShell()->GetOut() );
68 	//}
69 //}
70 
71 
72 //SwSaveHdl::~SwSaveHdl()
73 //{
74 	//if ( bXorVis )
75 	//	pImp->GetDrawView()->ShowShownXor( pImp->GetShell()->GetOut() );
76 //}
77 
78 
79 /*************************************************************************
80 |*
81 |*	SwViewImp::StartAction(), EndAction()
82 |*
83 |*	Ersterstellung		MA 14. Feb. 95
84 |*	Letzte Aenderung	MA 14. Sep. 98
85 |*
86 |*************************************************************************/
87 
88 
89 void SwViewImp::StartAction()
90 {
91 	if ( HasDrawView() )
92 	{
93 		SET_CURR_SHELL( GetShell() );
94 		if ( pSh->ISA(SwFEShell) )
95 			((SwFEShell*)pSh)->HideChainMarker();	//Kann sich geaendert haben
96 		//bResetXorVisibility = GetDrawView()->IsShownXorVisible( GetShell()->GetOut());
97 		//GetDrawView()->HideShownXor( GetShell()->GetOut() );
98 	}
99 }
100 
101 
102 
103 void SwViewImp::EndAction()
104 {
105 	if ( HasDrawView() )
106 	{
107 		SET_CURR_SHELL( GetShell() );
108 		//if ( bResetXorVisibility )
109 		//	GetDrawView()->ShowShownXor( GetShell()->GetOut() );
110 		if ( pSh->ISA(SwFEShell) )
111 			((SwFEShell*)pSh)->SetChainMarker();	//Kann sich geaendert haben
112 	}
113 }
114 
115 /*************************************************************************
116 |*
117 |*	SwViewImp::LockPaint(), UnlockPaint()
118 |*
119 |*	Ersterstellung		MA 11. Jun. 96
120 |*	Letzte Aenderung	MA 11. Jun. 96
121 |*
122 |*************************************************************************/
123 
124 
125 void SwViewImp::LockPaint()
126 {
127 	if ( HasDrawView() )
128 	{
129 		//HMHbShowHdlPaint = GetDrawView()->IsMarkHdlShown();
130 		//HMHif ( bShowHdlPaint )
131 		//HMH	GetDrawView()->HideMarkHdl();
132 		bResetHdlHiddenPaint = !GetDrawView()->areMarkHandlesHidden();
133 		GetDrawView()->hideMarkHandles();
134 	}
135 	else
136 	{
137 		//HMHbShowHdlPaint = sal_False;
138 		bResetHdlHiddenPaint = sal_False;
139 	}
140 }
141 
142 
143 
144 void SwViewImp::UnlockPaint()
145 {
146 	if ( bResetHdlHiddenPaint )
147 		GetDrawView()->showMarkHandles();
148 	//HMHif ( bShowHdlPaint )
149 	//HMH	GetDrawView()->ShowMarkHdl();
150 }
151 
152 
153 /*************************************************************************
154 |*
155 |*	SwViewImp::PaintLayer(), PaintDispatcher()
156 |*
157 |*	Ersterstellung		MA 20. Dec. 94
158 |*	Letzte Aenderung	AMA 04. Jun. 98
159 |*
160 |*************************************************************************/
161 // OD 29.08.2002 #102450#
162 // add 3rd parameter <const Color* pPageBackgrdColor> for setting this
163 // color as the background color at the outliner of the draw view.
164 // OD 09.12.2002 #103045# - add 4th parameter for the horizontal text direction
165 // of the page in order to set the default horizontal text direction at the
166 // outliner of the draw view for painting layers <hell> and <heaven>.
167 // OD 25.06.2003 #108784# - correct type of 1st parameter
168 void SwViewImp::PaintLayer( const SdrLayerID _nLayerID,
169                             SwPrintData const*const pPrintData,
170                             const SwRect& ,
171                             const Color* _pPageBackgrdColor,
172                             const bool _bIsPageRightToLeft,
173                             sdr::contact::ViewObjectContactRedirector* pRedirector ) const
174 {
175     if ( HasDrawView() )
176 	{
177         //change the draw mode in high contrast mode
178         OutputDevice* pOutDev = GetShell()->GetOut();
179         sal_uLong nOldDrawMode = pOutDev->GetDrawMode();
180         if( GetShell()->GetWin() &&
181             Application::GetSettings().GetStyleSettings().GetHighContrastMode() &&
182             (!GetShell()->IsPreView()||SW_MOD()->GetAccessibilityOptions().GetIsForPagePreviews()))
183         {
184             pOutDev->SetDrawMode( nOldDrawMode | DRAWMODE_SETTINGSLINE | DRAWMODE_SETTINGSFILL |
185                                 DRAWMODE_SETTINGSTEXT | DRAWMODE_SETTINGSGRADIENT );
186         }
187 
188         // OD 29.08.2002 #102450#
189         // For correct handling of accessibility, high contrast, the page background
190         // color is set as the background color at the outliner of the draw view.
191         // Only necessary for the layers hell and heaven
192         Color aOldOutlinerBackgrdColor;
193         // OD 09.12.2002 #103045# - set default horizontal text direction on
194         // painting <hell> or <heaven>.
195         EEHorizontalTextDirection aOldEEHoriTextDir = EE_HTEXTDIR_L2R;
196         const IDocumentDrawModelAccess* pIDDMA = GetShell()->getIDocumentDrawModelAccess();
197         if ( (_nLayerID == pIDDMA->GetHellId()) ||
198              (_nLayerID == pIDDMA->GetHeavenId()) )
199         {
200             ASSERT( _pPageBackgrdColor,
201                     "incorrect usage of SwViewImp::PaintLayer: pPageBackgrdColor have to be set for painting layer <hell> or <heaven>");
202             if ( _pPageBackgrdColor )
203             {
204                 aOldOutlinerBackgrdColor =
205                         GetDrawView()->GetModel()->GetDrawOutliner().GetBackgroundColor();
206                 GetDrawView()->GetModel()->GetDrawOutliner().SetBackgroundColor( *_pPageBackgrdColor );
207             }
208 
209             aOldEEHoriTextDir =
210                 GetDrawView()->GetModel()->GetDrawOutliner().GetDefaultHorizontalTextDirection();
211             EEHorizontalTextDirection aEEHoriTextDirOfPage =
212                 _bIsPageRightToLeft ? EE_HTEXTDIR_R2L : EE_HTEXTDIR_L2R;
213             GetDrawView()->GetModel()->GetDrawOutliner().SetDefaultHorizontalTextDirection( aEEHoriTextDirOfPage );
214         }
215 
216 		pOutDev->Push( PUSH_LINECOLOR ); // #114231#
217         if (pPrintData)
218         {
219             // hide drawings but not form controls (form controls are handled elsewhere)
220             SdrView &rSdrView = const_cast< SdrView & >(GetPageView()->GetView());
221             rSdrView.setHideDraw( !pPrintData->IsPrintDraw() );
222         }
223         GetPageView()->DrawLayer( _nLayerID, pOutDev, pRedirector );
224 		pOutDev->Pop();
225 
226         // OD 29.08.2002 #102450#
227         // reset background color of the outliner
228         // OD 09.12.2002 #103045# - reset default horizontal text direction
229         if ( (_nLayerID == pIDDMA->GetHellId()) ||
230              (_nLayerID == pIDDMA->GetHeavenId()) )
231         {
232             GetDrawView()->GetModel()->GetDrawOutliner().SetBackgroundColor( aOldOutlinerBackgrdColor );
233             GetDrawView()->GetModel()->GetDrawOutliner().SetDefaultHorizontalTextDirection( aOldEEHoriTextDir );
234         }
235 
236         pOutDev->SetDrawMode( nOldDrawMode );
237     }
238 }
239 
240 /*************************************************************************
241 |*
242 |*	SwViewImp::IsDragPossible()
243 |*
244 |*	Ersterstellung		MA 19. Jan. 93
245 |*	Letzte Aenderung	MA 16. Jan. 95
246 |*
247 |*************************************************************************/
248 #define WIEDUWILLST 400
249 
250 sal_Bool SwViewImp::IsDragPossible( const Point &rPoint )
251 {
252 	if ( !HasDrawView() )
253 		return sal_False;
254 
255 	const SdrMarkList &rMrkList = GetDrawView()->GetMarkedObjectList();
256 
257 	if( !rMrkList.GetMarkCount() )
258 		return sal_False;
259 
260 	SdrObject *pO = rMrkList.GetMark(rMrkList.GetMarkCount()-1)->GetMarkedSdrObj();
261 
262 	SwRect aRect;
263 	if( pO && ::CalcClipRect( pO, aRect, sal_False ) )
264 	{
265 		SwRect aTmp;
266 		::CalcClipRect( pO, aTmp, sal_True );
267 		aRect.Union( aTmp );
268 	}
269 	else
270 		aRect = GetShell()->GetLayout()->Frm();
271 
272 	aRect.Top(	  aRect.Top()	 - WIEDUWILLST );
273 	aRect.Bottom( aRect.Bottom() + WIEDUWILLST );
274 	aRect.Left(   aRect.Left()	 - WIEDUWILLST );
275 	aRect.Right(  aRect.Right()  + WIEDUWILLST );
276 	return aRect.IsInside( rPoint );
277 }
278 
279 /*************************************************************************
280 |*
281 |*	SwViewImp::NotifySizeChg()
282 |*
283 |*	Ersterstellung		MA 23. Jun. 93
284 |*	Letzte Aenderung	MA 05. Oct. 98
285 |*
286 |*************************************************************************/
287 
288 void SwViewImp::NotifySizeChg( const Size &rNewSz )
289 {
290 	if ( !HasDrawView() )
291 		return;
292 
293 	if ( GetPageView() )
294 		GetPageView()->GetPage()->SetSize( rNewSz );
295 
296 	//Begrenzung des Arbeitsbereiches.
297     const Rectangle aRect( Point( DOCUMENTBORDER, DOCUMENTBORDER ), rNewSz );
298 	const Rectangle &rOldWork = GetDrawView()->GetWorkArea();
299 	sal_Bool bCheckDrawObjs = sal_False;
300 	if ( aRect != rOldWork )
301 	{
302 		if ( rOldWork.Bottom() > aRect.Bottom() || rOldWork.Right() > aRect.Right())
303 			bCheckDrawObjs = sal_True;
304 		GetDrawView()->SetWorkArea( aRect );
305 	}
306 	if ( !bCheckDrawObjs )
307 		return;
308 
309     ASSERT( pSh->getIDocumentDrawModelAccess()->GetDrawModel(), "NotifySizeChg without DrawModel" );
310     SdrPage* pPage = pSh->getIDocumentDrawModelAccess()->GetDrawModel()->GetPage( 0 );
311 	const sal_uLong nObjs = pPage->GetObjCount();
312 	for( sal_uLong nObj = 0; nObj < nObjs; ++nObj )
313 	{
314 		SdrObject *pObj = pPage->GetObj( nObj );
315 		if( !pObj->ISA(SwVirtFlyDrawObj) )
316 		{
317 			//Teilfix(26793): Objekte, die in Rahmen verankert sind, brauchen
318 			//nicht angepasst werden.
319             const SwContact *pCont = (SwContact*)GetUserCall(pObj);
320 			//JP - 16.3.00 Bug 73920: this function might be called by the
321 			//				InsertDocument, when a PageDesc-Attribute is
322 			//				set on a node. Then the SdrObject must not have
323 			//				an UserCall.
324             if( !pCont || !pCont->ISA(SwDrawContact) )
325 				continue;
326 
327             const SwFrm *pAnchor = ((SwDrawContact*)pCont)->GetAnchorFrm();
328 			if ( !pAnchor || pAnchor->IsInFly() || !pAnchor->IsValid() ||
329                  !pAnchor->GetUpper() || !pAnchor->FindPageFrm() ||
330                  (FLY_AS_CHAR == pCont->GetFmt()->GetAnchor().GetAnchorId()) )
331             {
332 				continue;
333             }
334 
335             // OD 19.06.2003 #108784# - no move for drawing objects in header/footer
336             if ( pAnchor->FindFooterOrHeader() )
337             {
338                 continue;
339             }
340 
341 			const Rectangle aBound( pObj->GetCurrentBoundRect() );
342 			if ( !aRect.IsInside( aBound ) )
343 			{
344 				Size aSz;
345 				if ( aBound.Left() > aRect.Right() )
346 					aSz.Width() = (aRect.Right() - aBound.Left()) - MINFLY;
347 				if ( aBound.Top() > aRect.Bottom() )
348 					aSz.Height() = (aRect.Bottom() - aBound.Top()) - MINFLY;
349 				if ( aSz.Width() || aSz.Height() )
350 					pObj->Move( aSz );
351 
352 				//Notanker: Grosse Objekte nicht nach oben verschwinden lassen.
353 				aSz.Width() = aSz.Height() = 0;
354 				if ( aBound.Bottom() < aRect.Top() )
355 					aSz.Width() = (aBound.Bottom() - aRect.Top()) - MINFLY;
356 				if ( aBound.Right() < aRect.Left() )
357 					aSz.Height() = (aBound.Right() - aRect.Left()) - MINFLY;
358 				if ( aSz.Width() || aSz.Height() )
359 					pObj->Move( aSz );
360 			}
361 		}
362 	}
363 }
364 
365 
366 
367