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Diffstat (limited to 'include/svx/svditer.hxx')
-rw-r--r-- | include/svx/svditer.hxx | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/include/svx/svditer.hxx b/include/svx/svditer.hxx new file mode 100644 index 000000000..9b43b5637 --- /dev/null +++ b/include/svx/svditer.hxx @@ -0,0 +1,74 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_SVX_SVDITER_HXX +#define INCLUDED_SVX_SVDITER_HXX + +#include <vector> + +#include <svx/svxdllapi.h> + +class SdrObjList; +class SdrObject; +class SdrPage; +class SdrMarkList; + +// SdrObjListIter methods: +// SdrIterMode::Flat : Flat over the list +// SdrIterMode::DeepWithGroups : With recursive descent parser, Next() also returns group objects +// SdrIterMode::DeepNoGroups : With recursive descent parser, Next() returns no group objects +enum class SdrIterMode { Flat, DeepWithGroups, DeepNoGroups }; + +class SVXCORE_DLLPUBLIC SdrObjListIter +{ + std::vector< const SdrObject* > maObjList; + size_t mnIndex; + bool mbReverse; + bool mbUseZOrder; + + void ImpProcessObjectList(const SdrObjList& rSdrObjList, SdrIterMode eMode); + void ImpProcessMarkList(const SdrMarkList& rMarkList, SdrIterMode eMode); + void ImpProcessObj(const SdrObject& rSdrObject, SdrIterMode eMode); + +public: + explicit SdrObjListIter(const SdrObjList* pObjList, SdrIterMode eMode = SdrIterMode::DeepNoGroups, bool bReverse = false); + explicit SdrObjListIter(const SdrObjList* pObjList, bool bUseZOrder, SdrIterMode eMode = SdrIterMode::DeepNoGroups, bool bReverse = false); + + /* SJ: the following function can now be used with every + SdrObject and is no longer limited to group objects */ + explicit SdrObjListIter(const SdrObject& rSdrObject, SdrIterMode eMode = SdrIterMode::DeepNoGroups, bool bReverse = false); + explicit SdrObjListIter(const SdrPage* pSdrPage, SdrIterMode eMode = SdrIterMode::DeepNoGroups, bool bReverse = false); + + /** Iterates over a list of marked objects received from the SdrMarkView. TTTT used in sc */ + explicit SdrObjListIter(const SdrMarkList& rMarkList, SdrIterMode eMode = SdrIterMode::DeepNoGroups); + + void Reset() { mnIndex = (mbReverse ? maObjList.size() : 0L); } + bool IsMore() const { return (mbReverse ? mnIndex != 0 : ( mnIndex < maObjList.size())); } + SdrObject* Next() + { + const size_t idx(mbReverse ? --mnIndex : mnIndex++); + return (idx < maObjList.size()) ? const_cast< SdrObject* >(maObjList[idx]) : nullptr; + } + + size_t Count() const { return maObjList.size(); } +}; + +#endif // INCLUDED_SVX_SVDITER_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |