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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _SVDITER_HXX
#define _SVDITER_HXX
#include <vector>
#include <sal/types.h>
#include "svx/svxdllapi.h"
class SdrObjList;
class SdrObject;
class SdrMarkList;
// SdrObjListIter methods:
// IM_FLAT : Flat over the list
// IM_DEEPWITHGROUPS : With recursive descent parser, Next() also returns group objects
// IM_DEEPNOGROUPS : With recursive descent parser, Next() returns no group objects
enum SdrIterMode { IM_FLAT, IM_DEEPWITHGROUPS, IM_DEEPNOGROUPS};
class SVX_DLLPUBLIC SdrObjListIter
{
std::vector<SdrObject*> maObjList;
sal_uInt32 mnIndex;
bool mbReverse;
void ImpProcessObjectList(const SdrObjList& rObjList, SdrIterMode eMode, bool bUseZOrder);
void ImpProcessMarkList(const SdrMarkList& rMarkList, SdrIterMode eMode);
void ImpProcessObj(SdrObject* pObj, SdrIterMode eMode, bool bUseZOrder);
public:
SdrObjListIter(const SdrObjList& rObjList, SdrIterMode eMode = IM_DEEPNOGROUPS, bool bReverse = false);
/** This variant lets the user choose the order in which to travel over
the objects.
@param bUseZOrder
When <TRUE/> then the z-order defines the order of iteration.
Otherwise the navigation position as returned by
SdrObject::GetNavigationPosition() is used.
*/
SdrObjListIter(const SdrObjList& rObjList, bool bUseZOrder, SdrIterMode eMode = IM_DEEPNOGROUPS, bool bReverse = false);
/* SJ: the following function can now be used with every
SdrObject and is no longer limited to group objects */
SdrObjListIter(const SdrObject& rObj, SdrIterMode eMode = IM_DEEPNOGROUPS, bool bReverse = false);
/** Iterates over a list of marked objects received from the SdrMarkView. */
SdrObjListIter(const SdrMarkList& rMarkList, SdrIterMode eMode = IM_DEEPNOGROUPS, bool bReverse = false);
void Reset() { mnIndex = (mbReverse ? maObjList.size() : 0L); }
bool IsMore() const { return (mbReverse ? mnIndex != 0 : ( mnIndex < maObjList.size())); }
SdrObject* Next()
{
sal_uInt32 idx = (mbReverse ? --mnIndex : mnIndex++);
return idx < maObjList.size() ? maObjList[idx] : NULL;
}
sal_uInt32 Count() { return maObjList.size(); }
};
#endif //_SVDITER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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