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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/.
*/
#ifndef INCLUDED_WRITERFILTER_SOURCE_RTFTOK_RTFSPRM_HXX
#define INCLUDED_WRITERFILTER_SOURCE_RTFTOK_RTFSPRM_HXX
#include <string>
#include <utility>
#include <vector>
#include <boost/intrusive_ptr.hpp>
#include <rtfvalue.hxx>
namespace writerfilter
{
namespace rtftok
{
typedef std::vector< std::pair<Id, RTFValue::Pointer_t> > RTFSprmsImplBase;
/// The payload of RTFSprms which is only copied on write.
class RTFSprmsImpl : public RTFSprmsImplBase
{
public:
sal_Int32 m_nRefCount;
RTFSprmsImpl() : RTFSprmsImplBase(), m_nRefCount(0) {}
};
inline void intrusive_ptr_add_ref(RTFSprmsImpl* p)
{
++(p->m_nRefCount);
}
inline void intrusive_ptr_release(RTFSprmsImpl* p)
{
if (!--(p->m_nRefCount))
delete p;
}
enum class RTFOverwrite
{
YES, ///< Yes, if an existing key is found, overwrite it.
NO_APPEND, ///< No, always append the value to the end of the list.
NO_IGNORE ///< No, if the key is already in the list, then ignore, otherwise append.
};
/// A list of RTFSprm with a copy constructor that performs a deep copy.
class RTFSprms
{
public:
typedef ::std::shared_ptr<RTFSprms> Pointer_t;
typedef std::pair<Id, RTFValue::Pointer_t> Entry_t;
typedef std::vector<Entry_t>::iterator Iterator_t;
typedef std::vector<Entry_t>::reverse_iterator ReverseIterator_t;
RTFSprms();
RTFSprms(const RTFSprms& rSprms);
~RTFSprms();
RTFSprms& operator=(const RTFSprms& rOther);
RTFValue::Pointer_t find(Id nKeyword, bool bFirst = true, bool bForWrite = false);
/// Does the same as ->push_back(), except that it can overwrite or ignore existing entries.
void set(Id nKeyword, RTFValue::Pointer_t pValue, RTFOverwrite eOverwrite = RTFOverwrite::YES);
bool erase(Id nKeyword);
bool eraseLast(Id nKeyword);
/// Removes elements which are already in the reference set.
/// Also insert default values to override attributes of style
/// (yes, really; that's what Word does).
RTFSprms cloneAndDeduplicate(RTFSprms& rReference) const;
size_t size() const
{
return m_pSprms->size();
}
bool empty() const
{
return m_pSprms->empty();
}
Entry_t& back()
{
return m_pSprms->back();
}
Iterator_t begin()
{
return m_pSprms->begin();
}
Iterator_t end()
{
return m_pSprms->end();
}
void clear();
bool equals(RTFValue& rOther);
private:
void ensureCopyBeforeWrite();
boost::intrusive_ptr<RTFSprmsImpl> m_pSprms;
};
/// RTF keyword with a parameter
class RTFSprm
: public Sprm
{
public:
RTFSprm(Id nKeyword, RTFValue::Pointer_t& pValue);
virtual ~RTFSprm() {}
virtual sal_uInt32 getId() const override;
virtual Value::Pointer_t getValue() override;
virtual writerfilter::Reference<Properties>::Pointer_t getProps() override;
#ifdef DEBUG_WRITERFILTER
virtual std::string getName() const override;
virtual std::string toString() const override;
#endif
private:
Id m_nKeyword;
RTFValue::Pointer_t& m_pValue;
};
} // namespace rtftok
} // namespace writerfilter
#endif // INCLUDED_WRITERFILTER_SOURCE_RTFTOK_RTFSPRM_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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