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diff --git a/svx/source/svdraw/svdpagv.cxx b/svx/source/svdraw/svdpagv.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <svx/svdpagv.hxx>
+#include <svx/svdpage.hxx>
+#include <svx/svdview.hxx>
+
+#include <svx/svdobj.hxx>
+#include <svx/svdogrp.hxx>
+#include <svx/svdtypes.hxx>
+
+#include <svx/sdr/contact/viewobjectcontactredirector.hxx>
+
+#include <algorithm>
+
+#include <svx/sdrpagewindow.hxx>
+#include <svx/sdrpaintwindow.hxx>
+#include <comphelper/lok.hxx>
+#include <comphelper/scopeguard.hxx>
+#include <basegfx/range/b2irectangle.hxx>
+#include <osl/diagnose.h>
+
+using namespace ::com::sun::star;
+
+// interface to SdrPageWindow
+
+SdrPageWindow* SdrPageView::FindPageWindow(const SdrPaintWindow& rPaintWindow) const
+{
+ for(auto & a : maPageWindows)
+ {
+ if(&(a->GetPaintWindow()) == &rPaintWindow)
+ {
+ return a.get();
+ }
+ }
+
+ return nullptr;
+}
+
+const SdrPageWindow* SdrPageView::FindPatchedPageWindow( const OutputDevice& _rOutDev ) const
+{
+ for ( auto const & pPageWindow : maPageWindows )
+ {
+ const SdrPaintWindow& rPaintWindow( pPageWindow->GetOriginalPaintWindow() ? *pPageWindow->GetOriginalPaintWindow() : pPageWindow->GetPaintWindow() );
+ if ( &rPaintWindow.GetOutputDevice() == &_rOutDev )
+ {
+ return pPageWindow.get();
+ }
+ }
+
+ return nullptr;
+}
+
+SdrPageWindow* SdrPageView::FindPageWindow(const OutputDevice& rOutDev) const
+{
+ for ( auto const & pPageWindow : maPageWindows )
+ {
+ if(&(pPageWindow->GetPaintWindow().GetOutputDevice()) == &rOutDev)
+ {
+ return pPageWindow.get();
+ }
+ }
+
+ return nullptr;
+}
+
+SdrPageWindow* SdrPageView::GetPageWindow(sal_uInt32 nIndex) const
+{
+ return maPageWindows[nIndex].get();
+}
+
+SdrPageView::SdrPageView(SdrPage* pPage1, SdrView& rNewView)
+: mrView(rNewView),
+ // col_auto color lets the view takes the default SvxColorConfig entry
+ maDocumentColor( COL_AUTO ),
+ maBackgroundColor( COL_AUTO ), // #i48367# also react on autocolor
+ mpPreparedPageWindow(nullptr) // #i72752#
+{
+ mpPage = pPage1;
+
+ if(mpPage)
+ {
+ maPageOrigin.setX(mpPage->GetLeftBorder() );
+ maPageOrigin.setY(mpPage->GetUpperBorder() );
+ }
+ // For example, in the case of charts, there is a LayerAdmin, but it has no valid values. Therefore
+ // a solution like pLayerAdmin->getVisibleLayersODF(aLayerVisi) is not possible. So use the
+ // generic SetAll() for now.
+ aLayerVisi.SetAll();
+ aLayerPrn.SetAll();
+
+ mbHasMarked = false;
+ mbVisible = false;
+ pCurrentList = nullptr;
+ pCurrentGroup = nullptr;
+ SetCurrentGroupAndList(nullptr, mpPage);
+
+ for(sal_uInt32 a(0); a < rNewView.PaintWindowCount(); a++)
+ {
+ AddPaintWindowToPageView(*rNewView.GetPaintWindow(a));
+ }
+}
+
+SdrPageView::~SdrPageView()
+{
+}
+
+void SdrPageView::AddPaintWindowToPageView(SdrPaintWindow& rPaintWindow)
+{
+ if(!FindPageWindow(rPaintWindow))
+ {
+ maPageWindows.emplace_back(new SdrPageWindow(*this, rPaintWindow));
+ }
+}
+
+void SdrPageView::RemovePaintWindowFromPageView(SdrPaintWindow& rPaintWindow)
+{
+ auto it = std::find_if(maPageWindows.begin(), maPageWindows.end(),
+ [&rPaintWindow](const std::unique_ptr<SdrPageWindow>& rpWindow) {
+ return &(rpWindow->GetPaintWindow()) == &rPaintWindow;
+ });
+ if (it != maPageWindows.end())
+ maPageWindows.erase(it);
+}
+
+css::uno::Reference< css::awt::XControlContainer > SdrPageView::GetControlContainer( const OutputDevice& _rDevice ) const
+{
+ css::uno::Reference< css::awt::XControlContainer > xReturn;
+ const SdrPageWindow* pCandidate = FindPatchedPageWindow( _rDevice );
+
+ if ( pCandidate )
+ xReturn = pCandidate->GetControlContainer();
+
+ return xReturn;
+}
+
+void SdrPageView::ModelHasChanged()
+{
+ if (GetCurrentGroup()!=nullptr) CheckCurrentGroup();
+}
+
+bool SdrPageView::IsReadOnly() const
+{
+ return (nullptr == GetPage() || GetView().GetModel().IsReadOnly() || GetPage()->IsReadOnly() || GetObjList()->IsReadOnly());
+}
+
+void SdrPageView::Show()
+{
+ if(!IsVisible())
+ {
+ mbVisible = true;
+
+ for(sal_uInt32 a(0); a < GetView().PaintWindowCount(); a++)
+ {
+ AddPaintWindowToPageView(*GetView().GetPaintWindow(a));
+ }
+ }
+}
+
+void SdrPageView::Hide()
+{
+ if(IsVisible())
+ {
+ if (!comphelper::LibreOfficeKit::isActive())
+ {
+ InvalidateAllWin();
+ }
+ mbVisible = false;
+ maPageWindows.clear();
+ }
+}
+
+tools::Rectangle SdrPageView::GetPageRect() const
+{
+ if (GetPage()==nullptr) return tools::Rectangle();
+ return tools::Rectangle(Point(),Size(GetPage()->GetWidth()+1,GetPage()->GetHeight()+1));
+}
+
+void SdrPageView::InvalidateAllWin()
+{
+ if(IsVisible() && GetPage())
+ {
+ tools::Rectangle aRect(Point(0,0),Size(GetPage()->GetWidth()+1,GetPage()->GetHeight()+1));
+ aRect.Union(GetPage()->GetAllObjBoundRect());
+ GetView().InvalidateAllWin(aRect);
+ }
+}
+
+
+void SdrPageView::PrePaint()
+{
+ const sal_uInt32 nCount(PageWindowCount());
+
+ for(sal_uInt32 a(0); a < nCount; a++)
+ {
+ SdrPageWindow* pCandidate = GetPageWindow(a);
+
+ if(pCandidate)
+ {
+ pCandidate->PrePaint();
+ }
+ }
+}
+
+void SdrPageView::CompleteRedraw(
+ SdrPaintWindow& rPaintWindow, const vcl::Region& rReg, sdr::contact::ViewObjectContactRedirector* pRedirector )
+{
+ if(!GetPage())
+ return;
+
+ SdrPageWindow* pPageWindow = FindPageWindow(rPaintWindow);
+ std::unique_ptr<SdrPageWindow> pTempPageWindow;
+
+ if(!pPageWindow)
+ {
+ // create temp PageWindow
+ pTempPageWindow.reset(new SdrPageWindow(*this, rPaintWindow));
+ pPageWindow = pTempPageWindow.get();
+ }
+
+ // do the redraw
+ pPageWindow->PrepareRedraw(rReg);
+ pPageWindow->RedrawAll(pRedirector);
+}
+
+
+// #i74769# use SdrPaintWindow directly
+
+void SdrPageView::setPreparedPageWindow(SdrPageWindow* pKnownTarget)
+{
+ // #i72752# remember prepared SdrPageWindow
+ mpPreparedPageWindow = pKnownTarget;
+}
+
+void SdrPageView::DrawLayer(SdrLayerID nID, OutputDevice* pGivenTarget,
+ sdr::contact::ViewObjectContactRedirector* pRedirector,
+ const tools::Rectangle& rRect, basegfx::B2IRectangle const*const pPageFrame)
+{
+ if(!GetPage())
+ return;
+
+ if(pGivenTarget)
+ {
+ SdrPageWindow* pKnownTarget = FindPageWindow(*pGivenTarget);
+
+ if(pKnownTarget)
+ {
+ // paint known target
+ pKnownTarget->RedrawLayer(&nID, pRedirector, pPageFrame);
+ }
+ else
+ {
+ // #i72752# DrawLayer() uses an OutputDevice different from BeginDrawLayer. This happens
+ // e.g. when SW paints a single text line in text edit mode. Try to use it
+ SdrPageWindow* pPreparedTarget = mpPreparedPageWindow;
+
+ if(pPreparedTarget)
+ {
+ // if we have a prepared target, do not use a new SdrPageWindow since this
+ // works but is expensive. Just use a temporary PaintWindow
+ SdrPaintWindow aTemporaryPaintWindow(mrView, *pGivenTarget);
+
+ // Copy existing paint region to use the same as prepared in BeginDrawLayer
+ SdrPaintWindow& rExistingPaintWindow = pPreparedTarget->GetPaintWindow();
+ const vcl::Region& rExistingRegion = rExistingPaintWindow.GetRedrawRegion();
+ bool bUseRect(false);
+ if (!rRect.IsEmpty())
+ {
+ vcl::Region r(rExistingRegion);
+ r.Intersect(rRect);
+ // fdo#74435: FIXME: visibility check broken if empty
+ if (!r.IsEmpty())
+ bUseRect = true;
+ }
+ if (!bUseRect)
+ aTemporaryPaintWindow.SetRedrawRegion(rExistingRegion);
+ else
+ aTemporaryPaintWindow.SetRedrawRegion(vcl::Region(rRect));
+
+ // patch the ExistingPageWindow
+ auto pPreviousWindow = pPreparedTarget->patchPaintWindow(aTemporaryPaintWindow);
+ // unpatch window when leaving the scope
+ const ::comphelper::ScopeGuard aGuard(
+ [&pPreviousWindow, &pPreparedTarget]() { pPreparedTarget->unpatchPaintWindow(pPreviousWindow); } );
+ // redraw the layer
+ pPreparedTarget->RedrawLayer(&nID, pRedirector, pPageFrame);
+ }
+ else
+ {
+ OSL_FAIL("SdrPageView::DrawLayer: Creating temporary SdrPageWindow (ObjectContact), this should never be needed (!)");
+
+ // None of the known OutputDevices is the target of this paint, use
+ // a temporary SdrPageWindow for this Redraw.
+ SdrPaintWindow aTemporaryPaintWindow(mrView, *pGivenTarget);
+ SdrPageWindow aTemporaryPageWindow(*this, aTemporaryPaintWindow);
+
+ // #i72752#
+ // Copy existing paint region if other PageWindows exist, this was created by
+ // PrepareRedraw() from BeginDrawLayer(). Needs to be used e.g. when suddenly SW
+ // paints into an unknown device other than the view was created for (e.g. VirtualDevice)
+ if(PageWindowCount())
+ {
+ SdrPageWindow* pExistingPageWindow = GetPageWindow(0);
+ SdrPaintWindow& rExistingPaintWindow = pExistingPageWindow->GetPaintWindow();
+ const vcl::Region& rExistingRegion = rExistingPaintWindow.GetRedrawRegion();
+ aTemporaryPaintWindow.SetRedrawRegion(rExistingRegion);
+ }
+
+ aTemporaryPageWindow.RedrawLayer(&nID, pRedirector, nullptr);
+ }
+ }
+ }
+ else
+ {
+ // paint in all known windows
+ for(sal_uInt32 a(0); a < PageWindowCount(); a++)
+ {
+ SdrPageWindow* pTarget = GetPageWindow(a);
+ pTarget->RedrawLayer(&nID, pRedirector, nullptr);
+ }
+ }
+}
+
+void SdrPageView::SetDesignMode( bool _bDesignMode ) const
+{
+ for ( sal_uInt32 i = 0; i < PageWindowCount(); ++i )
+ {
+ const SdrPageWindow& rPageViewWindow = *GetPageWindow(i);
+ rPageViewWindow.SetDesignMode( _bDesignMode );
+ }
+}
+
+
+void SdrPageView::DrawPageViewGrid(OutputDevice& rOut, const tools::Rectangle& rRect, Color aColor)
+{
+ if (GetPage()==nullptr)
+ return;
+
+ tools::Long nx1=GetView().maGridBig.Width();
+ tools::Long nx2=GetView().maGridFin.Width();
+ tools::Long ny1=GetView().maGridBig.Height();
+ tools::Long ny2=GetView().maGridFin.Height();
+
+ if (nx1==0) nx1=nx2;
+ if (nx2==0) nx2=nx1;
+ if (ny1==0) ny1=ny2;
+ if (ny2==0) ny2=ny1;
+ if (nx1==0) { nx1=ny1; nx2=ny2; }
+ if (ny1==0) { ny1=nx1; ny2=nx2; }
+ if (nx1<0) nx1=-nx1;
+ if (nx2<0) nx2=-nx2;
+ if (ny1<0) ny1=-ny1;
+ if (ny2<0) ny2=-ny2;
+
+ if (nx1==0)
+ return;
+
+ // no more global output size, use window size instead to decide grid sizes
+ tools::Long nScreenWdt = rOut.GetOutputSizePixel().Width();
+
+ tools::Long nMinDotPix=2;
+ tools::Long nMinLinPix=4;
+
+ if (nScreenWdt>=1600)
+ {
+ nMinDotPix=4;
+ nMinLinPix=8;
+ }
+ else if (nScreenWdt>=1024)
+ {
+ nMinDotPix=3;
+ nMinLinPix=6;
+ }
+ else
+ { // e. g. 640x480
+ nMinDotPix=2;
+ nMinLinPix=4;
+ }
+ Size aMinDotDist(rOut.PixelToLogic(Size(nMinDotPix,nMinDotPix)));
+ Size aMinLinDist(rOut.PixelToLogic(Size(nMinLinPix,nMinLinPix)));
+ bool bHoriSolid=nx2<aMinDotDist.Width();
+ bool bVertSolid=ny2<aMinDotDist.Height();
+ // enlarge line offset (minimum 4 pixels)
+ // enlarge by: *2 *5 *10 *20 *50 *100 ...
+ int nTgl=0;
+ tools::Long nVal0=nx1;
+ while (nx1<aMinLinDist.Width())
+ {
+ tools::Long a=nx1;
+
+ if (nTgl==0) nx1*=2;
+ if (nTgl==1) nx1=nVal0*5; // => nx1*=2.5
+ if (nTgl==2) nx1*=2;
+
+ nVal0=a;
+ nTgl++; if (nTgl>=3) nTgl=0;
+ }
+ nTgl=0;
+ nVal0=ny1;
+ while (ny1<aMinLinDist.Height())
+ {
+ tools::Long a=ny1;
+
+ if (nTgl==0) ny1*=2;
+ if (nTgl==1) ny1=nVal0*5; // => ny1*=2.5
+ if (nTgl==2) ny1*=2;
+
+ nVal0=a;
+ nTgl++;
+
+ if (nTgl>=3) nTgl=0;
+ }
+
+ bool bHoriFine=nx2<nx1;
+ bool bVertFine=ny2<ny1;
+ bool bHoriLines=bHoriSolid || bHoriFine || !bVertFine;
+ bool bVertLines=bVertSolid || bVertFine;
+
+ Color aOriginalLineColor( rOut.GetLineColor() );
+ rOut.SetLineColor( aColor );
+
+ bool bMap0=rOut.IsMapModeEnabled();
+
+ tools::Long nWrX=0;
+ tools::Long nWrY=0;
+ Point aOrg(maPageOrigin);
+ tools::Long x1 = 0;
+ tools::Long x2 = 0;
+ if (GetPage()->GetWidth() < 0) // ScDrawPage of RTL sheet
+ {
+ x1 = GetPage()->GetWidth() + GetPage()->GetLeftBorder() + 1;
+ x2 = - GetPage()->GetRightBorder() - 1;
+ }
+ else
+ {
+ x1 = GetPage()->GetLeftBorder() + 1;
+ x2 = GetPage()->GetWidth() - GetPage()->GetRightBorder() - 1;
+ }
+ tools::Long y1 = GetPage()->GetUpperBorder() + 1;
+ tools::Long y2 = GetPage()->GetHeight() - GetPage()->GetLowerBorder() - 1;
+ const SdrPageGridFrameList* pFrames=GetPage()->GetGridFrameList(this,nullptr);
+
+ sal_uInt16 nGridPaintCnt=1;
+ if (pFrames!=nullptr) nGridPaintCnt=pFrames->GetCount();
+ for (sal_uInt16 nGridPaintNum=0; nGridPaintNum<nGridPaintCnt; nGridPaintNum++) {
+ if (pFrames!=nullptr) {
+ const SdrPageGridFrame& rGF=(*pFrames)[nGridPaintNum];
+ nWrX=rGF.GetPaperRect().Left();
+ nWrY=rGF.GetPaperRect().Top();
+ x1=rGF.GetUserArea().Left();
+ x2=rGF.GetUserArea().Right();
+ y1=rGF.GetUserArea().Top();
+ y2=rGF.GetUserArea().Bottom();
+ aOrg=rGF.GetUserArea().TopLeft();
+ aOrg-=rGF.GetPaperRect().TopLeft();
+ }
+ if (!rRect.IsEmpty()) {
+ Size a1PixSiz(rOut.PixelToLogic(Size(1,1)));
+ tools::Long nX1Pix=a1PixSiz.Width(); // add 1 pixel of tolerance
+ tools::Long nY1Pix=a1PixSiz.Height();
+ if (x1<rRect.Left() -nX1Pix) x1=rRect.Left() -nX1Pix;
+ if (x2>rRect.Right() +nX1Pix) x2=rRect.Right() +nX1Pix;
+ if (y1<rRect.Top() -nY1Pix) y1=rRect.Top() -nY1Pix;
+ if (y2>rRect.Bottom()+nY1Pix) y2=rRect.Bottom()+nY1Pix;
+ }
+
+ tools::Long xBigOrg=aOrg.X()+nWrX;
+ while (xBigOrg>=x1) xBigOrg-=nx1;
+ while (xBigOrg<x1) xBigOrg+=nx1;
+ tools::Long xFinOrg=xBigOrg;
+ while (xFinOrg>=x1) xFinOrg-=nx2;
+ while (xFinOrg<x1) xFinOrg+=nx2;
+
+ tools::Long yBigOrg=aOrg.Y()+nWrY;
+ while (yBigOrg>=y1) yBigOrg-=ny1;
+ while (yBigOrg<y1) yBigOrg+=ny1;
+ tools::Long yFinOrg=yBigOrg;
+ while (yFinOrg>=y1) yFinOrg-=ny2;
+ while (yFinOrg<y1) yFinOrg+=ny2;
+
+ if( x1 <= x2 && y1 <= y2 )
+ {
+ if( bHoriLines )
+ {
+ DrawGridFlags nGridFlags = ( bHoriSolid ? DrawGridFlags::HorzLines : DrawGridFlags::Dots );
+ sal_uInt16 nSteps = sal_uInt16(nx1 / nx2);
+ sal_uInt32 nRestPerStepMul1000 = nSteps ? ( ((nx1 * 1000)/ nSteps) - (nx2 * 1000) ) : 0;
+ sal_uInt32 nStepOffset = 0;
+ sal_uInt16 nPointOffset = 0;
+
+ for(sal_uInt16 a=0;a<nSteps;a++)
+ {
+ // draw
+ rOut.DrawGrid(
+ tools::Rectangle( xFinOrg + (a * nx2) + nPointOffset, yBigOrg, x2, y2 ),
+ Size( nx1, ny1 ), nGridFlags );
+
+ // do a step
+ nStepOffset += nRestPerStepMul1000;
+ while(nStepOffset >= 1000)
+ {
+ nStepOffset -= 1000;
+ nPointOffset++;
+ }
+ }
+ }
+
+ if( bVertLines )
+ {
+ DrawGridFlags nGridFlags = ( bVertSolid ? DrawGridFlags::VertLines : DrawGridFlags::Dots );
+ sal_uInt16 nSteps = sal_uInt16(ny1 / ny2);
+ sal_uInt32 nRestPerStepMul1000 = nSteps ? ( ((ny1 * 1000L)/ nSteps) - (ny2 * 1000L) ) : 0;
+ sal_uInt32 nStepOffset = 0;
+ sal_uInt16 nPointOffset = 0;
+
+ for(sal_uInt16 a=0;a<nSteps;a++)
+ {
+ // draw
+ rOut.DrawGrid(
+ tools::Rectangle( xBigOrg, yFinOrg + (a * ny2) + nPointOffset, x2, y2 ),
+ Size( nx1, ny1 ), nGridFlags );
+
+ // do a step
+ nStepOffset += nRestPerStepMul1000;
+ while(nStepOffset >= 1000)
+ {
+ nStepOffset -= 1000;
+ nPointOffset++;
+ }
+ }
+ }
+ }
+ }
+
+ rOut.EnableMapMode(bMap0);
+ rOut.SetLineColor(aOriginalLineColor);
+}
+
+void SdrPageView::AdjHdl()
+{
+ GetView().AdjustMarkHdl();
+}
+
+void SdrPageView::SetLayer(const OUString& rName, SdrLayerIDSet& rBS, bool bJa)
+{
+ if(!GetPage())
+ return;
+
+ SdrLayerID nID = GetPage()->GetLayerAdmin().GetLayerID(rName);
+
+ if(SDRLAYER_NOTFOUND != nID)
+ rBS.Set(nID, bJa);
+}
+
+bool SdrPageView::IsLayer(const OUString& rName, const SdrLayerIDSet& rBS) const
+{
+ if(!GetPage())
+ return false;
+
+ bool bRet(false);
+
+ if (!rName.isEmpty())
+ {
+ SdrLayerID nId = GetPage()->GetLayerAdmin().GetLayerID(rName);
+
+ if(SDRLAYER_NOTFOUND != nId)
+ {
+ bRet = rBS.IsSet(nId);
+ }
+ }
+
+ return bRet;
+}
+
+bool SdrPageView::IsObjMarkable(SdrObject const * pObj) const
+{
+ if (!pObj)
+ return false;
+ if (pObj->IsMarkProtect())
+ return false; // excluded from selection?
+ if (!pObj->IsVisible())
+ return false; // only visible are selectable
+ if (!pObj->IsInserted())
+ return false; // Obj deleted?
+ if (auto pObjGroup = dynamic_cast<const SdrObjGroup*>(pObj))
+ {
+ // If object is a Group object, visibility may depend on
+ // multiple layers. If one object is markable, Group is markable.
+ SdrObjList* pObjList = pObjGroup->GetSubList();
+
+ if (pObjList && pObjList->GetObjCount())
+ {
+ for (const rtl::Reference<SdrObject>& pCandidate : *pObjList)
+ {
+ // call recursively
+ if (IsObjMarkable(pCandidate.get()))
+ return true;
+ }
+ return false;
+ }
+ else
+ {
+ // #i43302#
+ // Allow empty groups to be selected to be able to delete them
+ return true;
+ }
+ }
+ if (!pObj->Is3DObj() && pObj->getSdrPageFromSdrObject() != GetPage())
+ {
+ // Obj suddenly in different Page
+ return false;
+ }
+
+ // the layer has to be visible and must not be locked
+ SdrLayerID nL = pObj->GetLayer();
+ if (!aLayerVisi.IsSet(nL))
+ return false;
+ if (aLayerLock.IsSet(nL))
+ return false;
+ return true;
+}
+
+void SdrPageView::SetPageOrigin(const Point& rOrg)
+{
+ if (rOrg != maPageOrigin)
+ {
+ maPageOrigin = rOrg;
+ if (GetView().IsGridVisible())
+ {
+ InvalidateAllWin();
+ }
+ }
+}
+
+void SdrPageView::ImpInvalidateHelpLineArea(sal_uInt16 nNum) const
+{
+ if (!(GetView().IsHlplVisible() && nNum<aHelpLines.GetCount())) return;
+
+ const SdrHelpLine& rHL=aHelpLines[nNum];
+
+ for(sal_uInt32 a(0); a < GetView().PaintWindowCount(); a++)
+ {
+ SdrPaintWindow* pCandidate = GetView().GetPaintWindow(a);
+
+ if(pCandidate->OutputToWindow())
+ {
+ OutputDevice& rOutDev = pCandidate->GetOutputDevice();
+ tools::Rectangle aR(rHL.GetBoundRect(rOutDev));
+ Size aSiz(rOutDev.PixelToLogic(Size(1,1)));
+ aR.AdjustLeft( -(aSiz.Width()) );
+ aR.AdjustRight(aSiz.Width() );
+ aR.AdjustTop( -(aSiz.Height()) );
+ aR.AdjustBottom(aSiz.Height() );
+ const_cast<SdrView&>(GetView()).InvalidateOneWin(rOutDev, aR);
+ }
+ }
+}
+
+void SdrPageView::SetHelpLines(const SdrHelpLineList& rHLL)
+{
+ aHelpLines=rHLL;
+ InvalidateAllWin();
+}
+
+void SdrPageView::SetHelpLine(sal_uInt16 nNum, const SdrHelpLine& rNewHelpLine)
+{
+ if (nNum >= aHelpLines.GetCount() || aHelpLines[nNum] == rNewHelpLine)
+ return;
+
+ bool bNeedRedraw = true;
+ if (aHelpLines[nNum].GetKind()==rNewHelpLine.GetKind()) {
+ switch (rNewHelpLine.GetKind()) {
+ case SdrHelpLineKind::Vertical : if (aHelpLines[nNum].GetPos().X()==rNewHelpLine.GetPos().X()) bNeedRedraw = false; break;
+ case SdrHelpLineKind::Horizontal: if (aHelpLines[nNum].GetPos().Y()==rNewHelpLine.GetPos().Y()) bNeedRedraw = false; break;
+ default: break;
+ } // switch
+ }
+ if (bNeedRedraw) ImpInvalidateHelpLineArea(nNum);
+ aHelpLines[nNum]=rNewHelpLine;
+ if (bNeedRedraw) ImpInvalidateHelpLineArea(nNum);
+}
+
+void SdrPageView::DeleteHelpLine(sal_uInt16 nNum)
+{
+ if (nNum<aHelpLines.GetCount()) {
+ ImpInvalidateHelpLineArea(nNum);
+ aHelpLines.Delete(nNum);
+ }
+}
+
+void SdrPageView::InsertHelpLine(const SdrHelpLine& rHL)
+{
+ sal_uInt16 nNum = aHelpLines.GetCount();
+ aHelpLines.Insert(rHL,nNum);
+ if (GetView().IsHlplVisible())
+ ImpInvalidateHelpLineArea(nNum);
+}
+
+// set current group and list
+void SdrPageView::SetCurrentGroupAndList(SdrObject* pNewGroup, SdrObjList* pNewList)
+{
+ if(pCurrentGroup != pNewGroup)
+ {
+ pCurrentGroup = pNewGroup;
+ }
+ if(pCurrentList != pNewList)
+ {
+ pCurrentList = pNewList;
+ }
+}
+
+bool SdrPageView::EnterGroup(SdrObject* pObj)
+{
+ if(!pObj || !pObj->IsGroupObject())
+ return false;
+
+ // Don't allow enter Diagrams
+ if(nullptr != pObj && pObj->isDiagram())
+ return false;
+
+ const bool bGlueInvalidate(GetView().ImpIsGlueVisible());
+
+ if (bGlueInvalidate)
+ {
+ GetView().GlueInvalidate();
+ }
+
+ // deselect all
+ GetView().UnmarkAll();
+
+ // set current group and list
+ SdrObjList* pNewObjList = pObj->GetSubList();
+ SetCurrentGroupAndList(pObj, pNewObjList);
+
+ // select contained object if only one object is contained,
+ // else select nothing and let the user decide what to do next
+ if(pNewObjList && pNewObjList->GetObjCount() == 1)
+ {
+ SdrObject* pFirstObject = pNewObjList->GetObj(0);
+
+ if(GetView().GetSdrPageView())
+ {
+ GetView().MarkObj(pFirstObject, GetView().GetSdrPageView());
+ }
+ }
+
+ // build new handles
+ GetView().AdjustMarkHdl();
+
+ // invalidate only when view wants to visualize group entering
+ InvalidateAllWin();
+
+ if (bGlueInvalidate)
+ {
+ GetView().GlueInvalidate();
+ }
+
+ return true;
+}
+
+void SdrPageView::LeaveOneGroup()
+{
+ SdrObject* pLastGroup = GetCurrentGroup();
+ if (!pLastGroup)
+ return;
+
+ bool bGlueInvalidate = GetView().ImpIsGlueVisible();
+
+ if(bGlueInvalidate)
+ GetView().GlueInvalidate();
+
+ SdrObject* pParentGroup = pLastGroup->getParentSdrObjectFromSdrObject();
+ SdrObjList* pParentList = GetPage();
+
+ if(pParentGroup)
+ pParentList = pParentGroup->GetSubList();
+
+ // deselect everything
+ GetView().UnmarkAll();
+
+ // allocations, pCurrentGroup and pCurrentList need to be set
+ SetCurrentGroupAndList(pParentGroup, pParentList);
+
+ // select the group we just left
+ if (GetView().GetSdrPageView())
+ GetView().MarkObj(pLastGroup, GetView().GetSdrPageView());
+
+ GetView().AdjustMarkHdl();
+
+ // invalidate only if view wants to visualize group entering
+ InvalidateAllWin();
+
+ if(bGlueInvalidate)
+ GetView().GlueInvalidate();
+}
+
+void SdrPageView::LeaveAllGroup()
+{
+ SdrObject* pLastGroup = GetCurrentGroup();
+ if (!pLastGroup)
+ return;
+
+ bool bGlueInvalidate = GetView().ImpIsGlueVisible();
+
+ if(bGlueInvalidate)
+ GetView().GlueInvalidate();
+
+ // deselect everything
+ GetView().UnmarkAll();
+
+ // allocations, pCurrentGroup and pCurrentList always need to be set
+ SetCurrentGroupAndList(nullptr, GetPage());
+
+ // find and select uppermost group
+ while (pLastGroup->getParentSdrObjectFromSdrObject())
+ pLastGroup = pLastGroup->getParentSdrObjectFromSdrObject();
+
+ if (GetView().GetSdrPageView())
+ GetView().MarkObj(pLastGroup, GetView().GetSdrPageView());
+
+ GetView().AdjustMarkHdl();
+
+ // invalidate only when view wants to visualize group entering
+ InvalidateAllWin();
+
+ if(bGlueInvalidate)
+ GetView().GlueInvalidate();
+}
+
+sal_uInt16 SdrPageView::GetEnteredLevel() const
+{
+ sal_uInt16 nCount=0;
+ SdrObject* pGrp=GetCurrentGroup();
+ while (pGrp!=nullptr) {
+ nCount++;
+ pGrp=pGrp->getParentSdrObjectFromSdrObject();
+ }
+ return nCount;
+}
+
+void SdrPageView::CheckCurrentGroup()
+{
+ SdrObject* pGrp(GetCurrentGroup());
+
+ while(nullptr != pGrp &&
+ (!pGrp->IsInserted() || nullptr == pGrp->getParentSdrObjListFromSdrObject() || nullptr == pGrp->getSdrPageFromSdrObject()))
+ {
+ // anything outside of the borders?
+ pGrp = pGrp->getParentSdrObjectFromSdrObject();
+ }
+
+ if(pGrp != GetCurrentGroup())
+ {
+ if(nullptr != pGrp)
+ {
+ EnterGroup(pGrp);
+ }
+ else
+ {
+ LeaveAllGroup();
+ }
+ }
+}
+
+// Set background color for svx at SdrPageViews
+void SdrPageView::SetApplicationBackgroundColor(Color aBackgroundColor)
+{
+ maBackgroundColor = aBackgroundColor;
+}
+
+
+// Set document color for svx at SdrPageViews
+void SdrPageView::SetApplicationDocumentColor(Color aDocumentColor)
+{
+ maDocumentColor = aDocumentColor;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */