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/****************************************************************************
**
** Copyright (C) 1999-2004 NVIDIA Corporation.
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt 3D Studio.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef __PTRVECTOR_H__
#define __PTRVECTOR_H__
namespace Q3DStudio {
/**
* @class CPtrVector: This is wrapper class for an std::vector of pointers.
* The reason for it's existance is because it will provide proper cleanup of
* stored pointers that an std::vector<CAutoMemPtrs> sometimes do not do properly.
*/
template <typename TPtr>
class CPtrVector
{
public:
typedef std::vector<TPtr *> TPtrVector;
typedef typename TPtrVector::const_iterator
iterator; // protection against accidentally using non-const iterators
typedef typename TPtrVector::const_iterator const_iterator;
typedef typename TPtrVector::iterator TNonConstIterator;
protected:
TPtrVector m_PtrVector;
public:
CPtrVector(){}
~CPtrVector() { clear(); }
long size() const { return static_cast<long>(m_PtrVector.size()); }
TPtr *at(long inIndex) const { return m_PtrVector.at(inIndex); }
TPtr *operator[](long inIndex) { return m_PtrVector.at(inIndex); }
void ReplaceAtIndex(long inIndex, TPtr *theNewPtr)
{
TPtr *theOldPtr = m_PtrVector.at(inIndex);
delete theOldPtr;
m_PtrVector.at(inIndex) = theNewPtr;
}
void DeleteAtIndex(long inIndex)
{
std::vector<TPtr *>::iterator theItr = m_PtrVector.begin() + inIndex;
TPtr *thePtr = theItr;
m_PtrVector.erase(theItr);
delete thePtr;
}
void pop_back()
{
delete m_PtrVector.back();
m_PtrVector.pop_back();
}
void push_back(TPtr *inNewPtr) { m_PtrVector.push_back(inNewPtr); }
void insert(TNonConstIterator inItr, TPtr *inNewPtr) { m_PtrVector.insert(inItr, inNewPtr); }
iterator begin() const { return m_PtrVector.begin(); }
TNonConstIterator NonConstBegin() { return m_PtrVector.begin(); }
iterator end() const { return m_PtrVector.end(); }
void erase(TNonConstIterator inItr, bool inDoDelete = true)
{
TPtr *thePtr = (*inItr);
m_PtrVector.erase(inItr);
if (inDoDelete)
delete thePtr;
}
void clear()
{
CPtrVector::iterator theItr = begin();
CPtrVector::iterator theEnd = end();
TPtr *thePtr = NULL;
for (; theItr != theEnd; ++theItr) {
thePtr = (*theItr);
delete thePtr;
}
m_PtrVector.clear();
}
bool empty() { return m_PtrVector.empty(); }
long IndexOf(const TPtr *inElement)
{
iterator theIter = m_PtrVector.begin();
const_iterator theEnd = m_PtrVector.end();
long theCount = 0;
bool theFound = false;
for (; theIter != theEnd; ++theIter) {
if (*theIter == inElement) {
theFound = true;
break;
}
++theCount;
}
if (theFound)
return theCount;
else
return -1;
}
};
}
#endif __PTRVECTOR_H__
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