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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>
using namespace ::com::sun::star;
// interface to SdrPageWindow
SdrPageWindow* SdrPageView::FindPageWindow(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)
{
aPgOrg.setX(mpPage->GetLeftBorder() );
aPgOrg.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, nullptr);
}
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(aPgOrg);
tools::Long x1=GetPage()->GetLeftBorder()+1+nWrX;
tools::Long x2=GetPage()->GetWidth()-GetPage()->GetRightBorder()-1+nWrY;
tools::Long y1=GetPage()->GetUpperBorder()+1+nWrX;
tools::Long y2=GetPage()->GetHeight()-GetPage()->GetLowerBorder()-1+nWrY;
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 (size_t a = 0; a < pObjList->GetObjCount(); ++a)
{
SdrObject* pCandidate = pObjList->GetObj(a);
// call recursively
if (IsObjMarkable(pCandidate))
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!=aPgOrg) {
aPgOrg=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)
{
bool bRet(false);
if(pObj && pObj->IsGroupObject())
{
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();
}
bRet = true;
}
return bRet;
}
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: */
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