LCOV - code coverage report
Current view: top level - sd/source/ui/tools - PreviewRenderer.cxx (source / functions) Hit Total Coverage
Test: commit 10e77ab3ff6f4314137acd6e2702a6e5c1ce1fae Lines: 128 224 57.1 %
Date: 2014-11-03 Functions: 17 21 81.0 %
Legend: Lines: hit not hit

          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 "PreviewRenderer.hxx"
      21             : 
      22             : #include "DrawDocShell.hxx"
      23             : #include "drawdoc.hxx"
      24             : #include "drawview.hxx"
      25             : #include "sdpage.hxx"
      26             : #include "ViewShell.hxx"
      27             : #include <vcl/virdev.hxx>
      28             : #include <vcl/settings.hxx>
      29             : 
      30             : #include <svx/svdpagv.hxx>
      31             : #include <svx/svdoutl.hxx>
      32             : #include <editeng/eeitem.hxx>
      33             : #include <editeng/editstat.hxx>
      34             : #include <vcl/svapp.hxx>
      35             : #include <tools/diagnose_ex.h>
      36             : #include <svx/sdr/contact/viewobjectcontact.hxx>
      37             : #include <svx/sdr/contact/viewcontact.hxx>
      38             : 
      39             : using namespace ::com::sun::star;
      40             : using namespace ::com::sun::star::uno;
      41             : 
      42             : namespace sd {
      43             : 
      44             : const int PreviewRenderer::snSubstitutionTextSize = 11;
      45             : const int PreviewRenderer::snFrameWidth = 1;
      46             : 
      47             : namespace {
      48             :     /** This incarnation of the ViewObjectContactRedirector filters away all
      49             :         PageObj objects, unconditionally.
      50             :     */
      51             :     class ViewRedirector : public ::sdr::contact::ViewObjectContactRedirector
      52             :     {
      53             :     public:
      54             :         ViewRedirector (void);
      55             :         virtual ~ViewRedirector (void);
      56             :         virtual drawinglayer::primitive2d::Primitive2DSequence createRedirectedPrimitive2DSequence(
      57             :             const sdr::contact::ViewObjectContact& rOriginal,
      58             :                 const sdr::contact::DisplayInfo& rDisplayInfo) SAL_OVERRIDE;
      59             :     };
      60             : }
      61             : 
      62             : //===== PreviewRenderer =======================================================
      63             : 
      64         114 : PreviewRenderer::PreviewRenderer (
      65             :     OutputDevice* pTemplate,
      66             :     const bool bHasFrame)
      67           0 :     : mpPreviewDevice (new VirtualDevice()),
      68             :       mpDocShellOfView(NULL),
      69         228 :       maFrameColor (svtools::ColorConfig().GetColorValue(svtools::DOCBOUNDARIES).nColor),
      70         342 :       mbHasFrame(bHasFrame)
      71             : {
      72         114 :     if (pTemplate != NULL)
      73             :     {
      74           0 :         mpPreviewDevice->SetDigitLanguage (pTemplate->GetDigitLanguage());
      75           0 :         mpPreviewDevice->SetBackground(pTemplate->GetBackground());
      76             :     }
      77             :     else
      78             :     {
      79         114 :         mpPreviewDevice->SetBackground(Wallpaper(
      80         228 :             Application::GetSettings().GetStyleSettings().GetWindowColor()));
      81             :     }
      82         114 : }
      83             : 
      84         228 : PreviewRenderer::~PreviewRenderer (void)
      85             : {
      86         114 :     if (mpDocShellOfView != NULL)
      87         108 :         EndListening (*mpDocShellOfView);
      88         114 : }
      89             : 
      90           0 : Image PreviewRenderer::RenderPage (
      91             :     const SdPage* pPage,
      92             :     const sal_Int32 nWidth,
      93             :     const OUString& rSubstitutionText,
      94             :     const bool bObeyHighContrastMode,
      95             :     const bool bDisplayPresentationObjects)
      96             : {
      97           0 :     if (pPage != NULL)
      98             :     {
      99           0 :         const Size aPageModelSize (pPage->GetSize());
     100             :         const double nAspectRatio (
     101           0 :             double(aPageModelSize.Width()) / double(aPageModelSize.Height()));
     102           0 :         const sal_Int32 nFrameWidth (mbHasFrame ? snFrameWidth : 0);
     103             :         const sal_Int32 nHeight (sal::static_int_cast<sal_Int32>(
     104           0 :             (nWidth - 2*nFrameWidth) / nAspectRatio + 2*nFrameWidth + 0.5));
     105             :         return RenderPage (
     106             :             pPage,
     107             :             Size(nWidth,nHeight),
     108             :             rSubstitutionText,
     109             :             bObeyHighContrastMode,
     110           0 :             bDisplayPresentationObjects);
     111             :     }
     112             :     else
     113           0 :         return Image();
     114             : }
     115             : 
     116         181 : Image PreviewRenderer::RenderPage (
     117             :     const SdPage* pPage,
     118             :     Size aPixelSize,
     119             :     const OUString& rSubstitutionText,
     120             :     const bool bObeyHighContrastMode,
     121             :     const bool bDisplayPresentationObjects)
     122             : {
     123         181 :     Image aPreview;
     124             : 
     125         181 :     if (pPage != NULL)
     126             :     {
     127             :         try
     128             :         {
     129         181 :             if (Initialize(pPage, aPixelSize, bObeyHighContrastMode))
     130             :             {
     131         181 :                 PaintPage(pPage, bDisplayPresentationObjects);
     132         181 :                 PaintSubstitutionText(rSubstitutionText);
     133         181 :                 PaintFrame();
     134             : 
     135         181 :                 Size aSize (mpPreviewDevice->GetOutputSizePixel());
     136         905 :                 aPreview = Image(mpPreviewDevice->GetBitmap (
     137         362 :                     mpPreviewDevice->PixelToLogic(Point(0,0)),
     138         362 :                     mpPreviewDevice->PixelToLogic(aSize)));
     139             : 
     140         181 :                 Cleanup();
     141             :             }
     142             :         }
     143           0 :         catch (const com::sun::star::uno::Exception&)
     144             :         {
     145             :             DBG_UNHANDLED_EXCEPTION();
     146             :         }
     147             :     }
     148             : 
     149         181 :     return aPreview;
     150             : }
     151             : 
     152           0 : Image PreviewRenderer::RenderSubstitution (
     153             :     const Size& rPreviewPixelSize,
     154             :     const OUString& rSubstitutionText)
     155             : {
     156           0 :     Image aPreview;
     157             : 
     158             :     try
     159             :     {
     160             :         // Set size.
     161           0 :         mpPreviewDevice->SetOutputSizePixel(rPreviewPixelSize);
     162             : 
     163             :         // Adjust contrast mode.
     164             :         const bool bUseContrast (
     165           0 :             Application::GetSettings().GetStyleSettings().GetHighContrastMode());
     166           0 :         mpPreviewDevice->SetDrawMode (bUseContrast
     167             :             ? ViewShell::OUTPUT_DRAWMODE_CONTRAST
     168           0 :             : ViewShell::OUTPUT_DRAWMODE_COLOR);
     169             : 
     170             :         // Set a map mode that makes a typical substitution text completely
     171             :         // visible.
     172           0 :         MapMode aMapMode (mpPreviewDevice->GetMapMode());
     173           0 :         aMapMode.SetMapUnit(MAP_100TH_MM);
     174           0 :         const double nFinalScale (25.0 * rPreviewPixelSize.Width() / 28000.0);
     175           0 :         aMapMode.SetScaleX(nFinalScale);
     176           0 :         aMapMode.SetScaleY(nFinalScale);
     177           0 :         const sal_Int32 nFrameWidth (mbHasFrame ? snFrameWidth : 0);
     178           0 :         aMapMode.SetOrigin(mpPreviewDevice->PixelToLogic(
     179           0 :             Point(nFrameWidth,nFrameWidth),aMapMode));
     180           0 :         mpPreviewDevice->SetMapMode (aMapMode);
     181             : 
     182             :         // Clear the background.
     183             :         const Rectangle aPaintRectangle (
     184             :             Point(0,0),
     185           0 :             mpPreviewDevice->GetOutputSizePixel());
     186           0 :         mpPreviewDevice->EnableMapMode(false);
     187           0 :         mpPreviewDevice->SetLineColor();
     188           0 :         svtools::ColorConfig aColorConfig;
     189           0 :         mpPreviewDevice->SetFillColor(aColorConfig.GetColorValue(svtools::DOCCOLOR).nColor);
     190           0 :         mpPreviewDevice->DrawRect (aPaintRectangle);
     191           0 :         mpPreviewDevice->EnableMapMode(true);
     192             : 
     193             :         // Paint substitution text and a frame around it.
     194           0 :         PaintSubstitutionText (rSubstitutionText);
     195           0 :         PaintFrame();
     196             : 
     197           0 :         const Size aSize (mpPreviewDevice->GetOutputSizePixel());
     198           0 :         aPreview = Image(mpPreviewDevice->GetBitmap(
     199           0 :             mpPreviewDevice->PixelToLogic(Point(0,0)),
     200           0 :             mpPreviewDevice->PixelToLogic(aSize)));
     201             :     }
     202           0 :     catch (const com::sun::star::uno::Exception&)
     203             :     {
     204             :         DBG_UNHANDLED_EXCEPTION();
     205             :     }
     206             : 
     207           0 :     return aPreview;
     208             : }
     209             : 
     210         181 : bool PreviewRenderer::Initialize (
     211             :     const SdPage* pPage,
     212             :     const Size& rPixelSize,
     213             :     const bool bObeyHighContrastMode)
     214             : {
     215         181 :     if (pPage == NULL)
     216           0 :         return false;
     217             : 
     218         181 :     SdrModel* pModel = pPage->GetModel();
     219         181 :     if (pModel == NULL)
     220           0 :         return false;
     221             : 
     222         181 :     SetupOutputSize(*pPage, rPixelSize);
     223             : 
     224             :     SdDrawDocument* pDocument
     225         181 :         = static_cast<SdDrawDocument*>(pPage->GetModel());
     226         181 :     DrawDocShell* pDocShell = pDocument->GetDocSh();
     227             : 
     228             :     // Create view
     229         181 :     ProvideView (pDocShell);
     230         181 :     if (mpView.get() == NULL)
     231           0 :         return false;
     232             : 
     233             :     // Adjust contrast mode.
     234             :     bool bUseContrast (bObeyHighContrastMode
     235         181 :         && Application::GetSettings().GetStyleSettings().GetHighContrastMode());
     236         181 :     mpPreviewDevice->SetDrawMode (bUseContrast
     237             :         ? ViewShell::OUTPUT_DRAWMODE_CONTRAST
     238         362 :         : ViewShell::OUTPUT_DRAWMODE_COLOR);
     239         181 :     mpPreviewDevice->SetSettings(Application::GetSettings());
     240             : 
     241             :     // Tell the view to show the given page.
     242         181 :     SdPage* pNonConstPage = const_cast<SdPage*>(pPage);
     243         181 :     if (pPage->IsMasterPage())
     244             :     {
     245           4 :         mpView->ShowSdrPage(mpView->GetModel()->GetMasterPage(pPage->GetPageNum()));
     246             :     }
     247             :     else
     248             :     {
     249         177 :         mpView->ShowSdrPage(pNonConstPage);
     250             :     }
     251             : 
     252             :     // Make sure that a page view exists.
     253         181 :     SdrPageView* pPageView = mpView->GetSdrPageView();
     254             : 
     255         181 :     if (pPageView == NULL)
     256           0 :         return false;
     257             : 
     258             :     // #i121224# No need to set SetApplicationBackgroundColor (which is the color
     259             :     // of the area 'behind' the page (formally called 'Wiese') since the page previews
     260             :     // produced exactly cover the page's area, so it would never be visible. What
     261             :     // needs to be set is the ApplicationDocumentColor which is derived from
     262             :     // svtools::DOCCOLOR normally
     263         181 :     Color aApplicationDocumentColor;
     264             : 
     265         181 :     if (pPageView->GetApplicationDocumentColor() == COL_AUTO)
     266             :     {
     267         181 :         svtools::ColorConfig aColorConfig;
     268         181 :         aApplicationDocumentColor = aColorConfig.GetColorValue( svtools::DOCCOLOR ).nColor;
     269             :     }
     270             :     else
     271             :     {
     272           0 :         aApplicationDocumentColor = pPageView->GetApplicationDocumentColor();
     273             :     }
     274             : 
     275         181 :     pPageView->SetApplicationDocumentColor(aApplicationDocumentColor);
     276         181 :     SdrOutliner& rOutliner(pDocument->GetDrawOutliner(NULL));
     277         181 :     rOutliner.SetBackgroundColor(aApplicationDocumentColor);
     278         181 :     rOutliner.SetDefaultLanguage(pDocument->GetLanguage(EE_CHAR_LANGUAGE));
     279         181 :     mpPreviewDevice->SetBackground(Wallpaper(aApplicationDocumentColor));
     280         181 :     mpPreviewDevice->Erase();
     281             : 
     282         181 :     return true;
     283             : }
     284             : 
     285         181 : void PreviewRenderer::Cleanup (void)
     286             : {
     287         181 :     mpView->HideSdrPage();
     288         181 : }
     289             : 
     290         181 : void PreviewRenderer::PaintPage (
     291             :     const SdPage* pPage,
     292             :     const bool bDisplayPresentationObjects)
     293             : {
     294             :     // Paint the page.
     295         181 :     Rectangle aPaintRectangle (Point(0,0), pPage->GetSize());
     296         181 :     vcl::Region aRegion (aPaintRectangle);
     297             : 
     298             :     // Turn off online spelling and redlining.
     299         181 :     SdrOutliner* pOutliner = NULL;
     300         181 :     sal_uLong nSavedControlWord (0);
     301         181 :     if (mpDocShellOfView!=NULL && mpDocShellOfView->GetDoc()!=NULL)
     302             :     {
     303         181 :         pOutliner = &mpDocShellOfView->GetDoc()->GetDrawOutliner();
     304         181 :         nSavedControlWord = pOutliner->GetControlWord();
     305         181 :         pOutliner->SetControlWord((nSavedControlWord & ~EE_CNTRL_ONLINESPELLING));
     306             :     }
     307             : 
     308             :     // Use a special redirector to prevent PresObj shapes from being painted.
     309         362 :     boost::scoped_ptr<ViewRedirector> pRedirector;
     310         181 :     if ( ! bDisplayPresentationObjects)
     311         181 :         pRedirector.reset(new ViewRedirector());
     312             : 
     313             :     try
     314             :     {
     315         181 :         mpView->CompleteRedraw(mpPreviewDevice.get(), aRegion, pRedirector.get());
     316             :     }
     317           0 :     catch (const ::com::sun::star::uno::Exception&)
     318             :     {
     319             :         DBG_UNHANDLED_EXCEPTION();
     320             :     }
     321             : 
     322             :     // Restore the previous online spelling and redlining states.
     323         181 :     if (pOutliner != NULL)
     324         362 :         pOutliner->SetControlWord(nSavedControlWord);
     325         181 : }
     326             : 
     327         181 : void PreviewRenderer::PaintSubstitutionText (const OUString& rSubstitutionText)
     328             : {
     329         181 :     if (!rSubstitutionText.isEmpty())
     330             :     {
     331             :         // Set the font size.
     332           0 :         const vcl::Font& rOriginalFont (mpPreviewDevice->GetFont());
     333           0 :         vcl::Font aFont (mpPreviewDevice->GetSettings().GetStyleSettings().GetAppFont());
     334           0 :         sal_Int32 nHeight (mpPreviewDevice->PixelToLogic(Size(0,snSubstitutionTextSize)).Height());
     335           0 :         aFont.SetHeight(nHeight);
     336           0 :         mpPreviewDevice->SetFont (aFont);
     337             : 
     338             :         // Paint the substitution text.
     339             :         Rectangle aTextBox (
     340             :             Point(0,0),
     341           0 :             mpPreviewDevice->PixelToLogic(
     342           0 :                 mpPreviewDevice->GetOutputSizePixel()));
     343             :         sal_uInt16 nTextStyle =
     344             :             TEXT_DRAW_CENTER
     345             :             | TEXT_DRAW_VCENTER
     346             :             | TEXT_DRAW_MULTILINE
     347           0 :             | TEXT_DRAW_WORDBREAK;
     348           0 :         mpPreviewDevice->DrawText (aTextBox, rSubstitutionText, nTextStyle);
     349             : 
     350             :         // Restore the font.
     351           0 :         mpPreviewDevice->SetFont (rOriginalFont);
     352             :     }
     353         181 : }
     354             : 
     355         181 : void PreviewRenderer::PaintFrame (void)
     356             : {
     357         181 :     if (mbHasFrame)
     358             :     {
     359             :         // Paint a frame around the preview.
     360             :         Rectangle aPaintRectangle (
     361             :             Point(0,0),
     362           0 :             mpPreviewDevice->GetOutputSizePixel());
     363           0 :         mpPreviewDevice->EnableMapMode(false);
     364           0 :         mpPreviewDevice->SetLineColor(maFrameColor);
     365           0 :         mpPreviewDevice->SetFillColor();
     366           0 :         mpPreviewDevice->DrawRect(aPaintRectangle);
     367           0 :         mpPreviewDevice->EnableMapMode(true);
     368             :      }
     369         181 : }
     370             : 
     371         181 : void PreviewRenderer::SetupOutputSize (
     372             :     const SdPage& rPage,
     373             :     const Size& rFramePixelSize)
     374             : {
     375             :     // First set the map mode to some arbitrary scale that is numerically
     376             :     // stable.
     377         181 :     MapMode aMapMode (mpPreviewDevice->GetMapMode());
     378         181 :     aMapMode.SetMapUnit(MAP_PIXEL);
     379             : 
     380             :     // Adapt it to the desired width.
     381         181 :     const Size aPageModelSize (rPage.GetSize());
     382         181 :     if (aPageModelSize.Width()>0 || aPageModelSize.Height()>0)
     383             :     {
     384         181 :         const sal_Int32 nFrameWidth (mbHasFrame ? snFrameWidth : 0);
     385             :         aMapMode.SetScaleX(
     386         181 :             Fraction(rFramePixelSize.Width()-2*nFrameWidth-1, aPageModelSize.Width()));
     387             :         aMapMode.SetScaleY(
     388         181 :             Fraction(rFramePixelSize.Height()-2*nFrameWidth-1, aPageModelSize.Height()));
     389         181 :         aMapMode.SetOrigin(mpPreviewDevice->PixelToLogic(Point(nFrameWidth,nFrameWidth),aMapMode));
     390             :     }
     391             :     else
     392             :     {
     393             :         // We should never get here.
     394             :         OSL_ASSERT(false);
     395           0 :         aMapMode.SetScaleX(1.0);
     396           0 :         aMapMode.SetScaleY(1.0);
     397             :     }
     398         181 :     mpPreviewDevice->SetMapMode (aMapMode);
     399         181 :     mpPreviewDevice->SetOutputSizePixel(rFramePixelSize);
     400         181 : }
     401             : 
     402         181 : void PreviewRenderer::ProvideView (DrawDocShell* pDocShell)
     403             : {
     404         181 :     if (pDocShell != mpDocShellOfView)
     405             :     {
     406             :         // Destroy the view that is connected to the current doc shell.
     407         108 :         mpView.reset();
     408             : 
     409             :         // Switch our attention, i.e. listening for DYING events, to
     410             :         // the new doc shell.
     411         108 :         if (mpDocShellOfView != NULL)
     412           0 :             EndListening (*mpDocShellOfView);
     413         108 :         mpDocShellOfView = pDocShell;
     414         108 :         if (mpDocShellOfView != NULL)
     415         108 :             StartListening (*mpDocShellOfView);
     416             :     }
     417         181 :     if (mpView.get() == NULL)
     418             :     {
     419         108 :         mpView.reset (new DrawView (pDocShell, mpPreviewDevice.get(), NULL));
     420             :     }
     421         181 :     mpView->SetPreviewRenderer(true);
     422             : #if 1
     423         181 :     mpView->SetPageVisible(false);
     424         181 :     mpView->SetPageBorderVisible(true);
     425         181 :     mpView->SetBordVisible(false);
     426         181 :     mpView->SetGridVisible(false);
     427         181 :     mpView->SetHlplVisible(false);
     428         181 :     mpView->SetGlueVisible(false);
     429             : 
     430             : #else
     431             :     // This works in the slide sorter but prevents the master page
     432             :     // background being painted in the list of current master pages in the
     433             :     // task manager.
     434             :     mpView->SetPagePaintingAllowed(false);
     435             : #endif
     436         181 : }
     437             : 
     438           0 : Image PreviewRenderer::ScaleBitmap (
     439             :     const BitmapEx& rBitmapEx,
     440             :     int nWidth)
     441             : {
     442           0 :     Image aPreview;
     443             : 
     444             :     do
     445             :     {
     446             :         // Adjust contrast mode.
     447           0 :         bool bUseContrast = Application::GetSettings().GetStyleSettings().
     448           0 :             GetHighContrastMode();
     449           0 :         mpPreviewDevice->SetDrawMode (bUseContrast
     450             :             ? ViewShell::OUTPUT_DRAWMODE_CONTRAST
     451           0 :             : ViewShell::OUTPUT_DRAWMODE_COLOR);
     452             : 
     453             :         // Set output size.
     454           0 :         Size aSize (rBitmapEx.GetSizePixel());
     455           0 :         if (aSize.Width() <= 0)
     456           0 :             break;
     457             :         Size aFrameSize (
     458             :             nWidth,
     459           0 :             (long)((nWidth*1.0 * aSize.Height()) / aSize.Width() + 0.5));
     460           0 :         Size aPreviewSize (aFrameSize.Width()-2,aFrameSize.Height()-2);
     461           0 :         MapMode aMapMode (mpPreviewDevice->GetMapMode());
     462           0 :         aMapMode.SetMapUnit(MAP_PIXEL);
     463           0 :         aMapMode.SetOrigin (Point());
     464           0 :         aMapMode.SetScaleX (1.0);
     465           0 :         aMapMode.SetScaleY (1.0);
     466           0 :         mpPreviewDevice->SetMapMode (aMapMode);
     467           0 :         mpPreviewDevice->SetOutputSize (aFrameSize);
     468             : 
     469             :         // Paint a frame around the preview.
     470           0 :         mpPreviewDevice->SetLineColor (maFrameColor);
     471           0 :         mpPreviewDevice->SetFillColor ();
     472           0 :         mpPreviewDevice->DrawRect (Rectangle(Point(0,0), aFrameSize));
     473             : 
     474             :         // Paint the bitmap scaled to the desired width.
     475           0 :         BitmapEx aScaledBitmap (rBitmapEx.GetBitmap());
     476           0 :         aScaledBitmap.Scale (aPreviewSize, BMP_SCALE_BESTQUALITY);
     477           0 :         mpPreviewDevice->DrawBitmap (
     478             :             Point(1,1),
     479             :             aPreviewSize,
     480           0 :             aScaledBitmap.GetBitmap());
     481             : 
     482             :         // Get the resulting bitmap.
     483           0 :         aPreview = Image(mpPreviewDevice->GetBitmap(Point(0,0), aFrameSize));
     484             :     }
     485             :     while (false);
     486             : 
     487           0 :     return aPreview;
     488             : }
     489             : 
     490        2151 : void PreviewRenderer::Notify(SfxBroadcaster&, const SfxHint& rHint)
     491             : {
     492        2151 :     const SfxSimpleHint* pSimpleHint = dynamic_cast<const SfxSimpleHint*>(&rHint);
     493        2151 :     if (pSimpleHint && mpDocShellOfView && pSimpleHint->GetId() == SFX_HINT_DYING)
     494             :     {
     495             :         // The doc shell is dying.  Our view uses its item pool and
     496             :         // has to be destroyed as well.  The next call to
     497             :         // ProvideView will create a new one (for another
     498             :         // doc shell, of course.)
     499           0 :         mpView.reset();
     500           0 :         mpDocShellOfView = NULL;
     501             :     }
     502        2151 : }
     503             : 
     504             : //===== ViewRedirector ========================================================
     505             : 
     506             : namespace {
     507             : 
     508         181 : ViewRedirector::ViewRedirector (void)
     509             : {
     510         181 : }
     511             : 
     512         362 : ViewRedirector::~ViewRedirector (void)
     513             : {
     514         362 : }
     515             : 
     516         326 : drawinglayer::primitive2d::Primitive2DSequence ViewRedirector::createRedirectedPrimitive2DSequence(
     517             :     const sdr::contact::ViewObjectContact& rOriginal,
     518             :     const sdr::contact::DisplayInfo& rDisplayInfo)
     519             : {
     520         326 :     SdrObject* pObject = rOriginal.GetViewContact().TryToGetSdrObject();
     521             : 
     522         326 :     if (pObject==NULL || pObject->GetPage() == NULL)
     523             :     {
     524             :         // not a SdrObject visualisation (maybe e.g. page) or no page
     525             :         return sdr::contact::ViewObjectContactRedirector::createRedirectedPrimitive2DSequence(
     526             :             rOriginal,
     527           4 :             rDisplayInfo);
     528             :     }
     529             : 
     530         322 :     const bool bDoCreateGeometry (pObject->GetPage()->checkVisibility( rOriginal, rDisplayInfo, true));
     531             : 
     532         644 :     if ( ! bDoCreateGeometry
     533         322 :         && (pObject->GetObjInventor() != SdrInventor || pObject->GetObjIdentifier() != OBJ_PAGE))
     534             :     {
     535          27 :         return drawinglayer::primitive2d::Primitive2DSequence();
     536             :     }
     537             : 
     538         295 :     if (pObject->IsEmptyPresObj())
     539          48 :         return drawinglayer::primitive2d::Primitive2DSequence();
     540             : 
     541             :     return sdr::contact::ViewObjectContactRedirector::createRedirectedPrimitive2DSequence(
     542             :         rOriginal,
     543         247 :         rDisplayInfo);
     544             : }
     545             : 
     546             : } // end of anonymous namespace
     547             : 
     548         114 : } // end of namespace ::sd
     549             : 
     550             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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