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libreoffice/svx/source/svdraw/svditer.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

140 lines
4.2 KiB
C++

/* -*- 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/svditer.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdobj.hxx>
#include <svx/svdmark.hxx>
#include <osl/diagnose.h>
SdrObjListIter::SdrObjListIter(const SdrObjList* pObjList, SdrIterMode eMode, bool bReverse)
: mnIndex(0),
mbReverse(bReverse),
mbUseZOrder(true)
{
if(nullptr != pObjList)
{
ImpProcessObjectList(*pObjList, eMode);
}
Reset();
}
SdrObjListIter::SdrObjListIter(const SdrObjList* pObjList, bool bUseZOrder, SdrIterMode eMode, bool bReverse)
: mnIndex(0),
mbReverse(bReverse),
mbUseZOrder(bUseZOrder)
{
if(nullptr != pObjList)
{
// correct when we have no ObjectNavigationOrder
if(!mbUseZOrder && !pObjList->HasObjectNavigationOrder())
{
mbUseZOrder = false;
}
ImpProcessObjectList(*pObjList, eMode);
}
Reset();
}
SdrObjListIter::SdrObjListIter(const SdrObject& rSdrObject, SdrIterMode eMode, bool bReverse)
: mnIndex(0),
mbReverse(bReverse),
mbUseZOrder(true)
{
ImpProcessObj(rSdrObject, eMode);
Reset();
}
SdrObjListIter::SdrObjListIter(const SdrPage* pSdrPage, SdrIterMode eMode, bool bReverse)
: mnIndex(0),
mbReverse(bReverse),
mbUseZOrder(true)
{
if (pSdrPage)
ImpProcessObjectList(*pSdrPage, eMode);
Reset();
}
SdrObjListIter::SdrObjListIter( const SdrMarkList& rMarkList, SdrIterMode eMode )
: mnIndex(0),
mbReverse(false),
mbUseZOrder(true)
{
ImpProcessMarkList(rMarkList, eMode);
Reset();
}
void SdrObjListIter::ImpProcessObjectList(const SdrObjList& rObjList, SdrIterMode eMode)
{
for(size_t nIdx(0), nCount(rObjList.GetObjCount()); nIdx < nCount; ++nIdx)
{
const SdrObject* pSdrObject(mbUseZOrder
? rObjList.GetObj(nIdx)
: rObjList.GetObjectForNavigationPosition(nIdx));
if(nullptr == pSdrObject)
{
OSL_ENSURE(false, "SdrObjListIter: corrupted SdrObjList (!)");
}
else
{
ImpProcessObj(*pSdrObject, eMode);
}
}
}
void SdrObjListIter::ImpProcessMarkList(const SdrMarkList& rMarkList, SdrIterMode eMode)
{
for( size_t nIdx = 0, nCount = rMarkList.GetMarkCount(); nIdx < nCount; ++nIdx )
{
if( SdrObject* pObj = rMarkList.GetMark( nIdx )->GetMarkedSdrObj() )
{
ImpProcessObj(*pObj, eMode);
}
}
}
void SdrObjListIter::ImpProcessObj(const SdrObject& rSdrObject, SdrIterMode eMode)
{
// TTTT: Note: The behaviour has changed here, it will now deep-iterate
// for SdrObjGroup and E3dScene. Old version only deep-dived for SdrObjGroup,
// E3dScene was just added flat. This is now more correct, but potentially
// there will exist code in the 3D area that *self-iterates* with local
// functions/methods due to this iterator was not doing the expected thing.
// These will be difficult to find, but in most cases should do no harm,
// but cost runtime. Will need to have an eye on this aspect on continued
// changes...
const SdrObjList* pChildren(rSdrObject.getChildrenOfSdrObject());
const bool bIsGroup(nullptr != pChildren);
if(!bIsGroup || (SdrIterMode::DeepNoGroups != eMode))
{
maObjList.push_back(&rSdrObject);
}
if(bIsGroup && (SdrIterMode::Flat != eMode))
{
ImpProcessObjectList(*pChildren, eMode);
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */