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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/.
*/
#include <basegfx/tools/systemdependentdata.hxx>
namespace basegfx
{
SystemDependentDataManager::SystemDependentDataManager()
{
}
SystemDependentDataManager::~SystemDependentDataManager()
{
}
} // namespace basegfx
namespace basegfx
{
MinimalSystemDependentDataManager::MinimalSystemDependentDataManager()
: SystemDependentDataManager(),
maSystemDependentDataReferences()
{
}
MinimalSystemDependentDataManager::~MinimalSystemDependentDataManager()
{
}
void MinimalSystemDependentDataManager::startUsage(basegfx::SystemDependentData_SharedPtr& rData)
{
if(rData)
{
maSystemDependentDataReferences.insert(rData);
}
}
void MinimalSystemDependentDataManager::endUsage(basegfx::SystemDependentData_SharedPtr& rData)
{
if(rData)
{
maSystemDependentDataReferences.erase(rData);
}
}
void MinimalSystemDependentDataManager::touchUsage(basegfx::SystemDependentData_SharedPtr& /* rData */)
{
}
void MinimalSystemDependentDataManager::flushAll()
{
maSystemDependentDataReferences.clear();
}
} // namespace basegfx
namespace basegfx
{
SystemDependentData::SystemDependentData(
SystemDependentDataManager& rSystemDependentDataManager,
sal_uInt32 nHoldCycles)
: mrSystemDependentDataManager(rSystemDependentDataManager),
mnHoldCycles(nHoldCycles)
{
}
SystemDependentData::~SystemDependentData()
{
}
} // namespace basegfx
namespace basegfx
{
SystemDependentDataHolder::SystemDependentDataHolder()
: maSystemDependentReferences()
{
}
SystemDependentDataHolder::~SystemDependentDataHolder()
{
for(auto& candidate : maSystemDependentReferences)
{
basegfx::SystemDependentData_SharedPtr aData(candidate.second.lock());
if(aData)
{
aData->getSystemDependentDataManager().endUsage(aData);
}
}
}
void SystemDependentDataHolder::addOrReplaceSystemDependentData(basegfx::SystemDependentData_SharedPtr& rData)
{
const size_t hash_code(typeid(*rData.get()).hash_code());
auto result(maSystemDependentReferences.find(hash_code));
if(result != maSystemDependentReferences.end())
{
basegfx::SystemDependentData_SharedPtr aData(result->second.lock());
if(aData)
{
aData->getSystemDependentDataManager().endUsage(aData);
}
maSystemDependentReferences.erase(result);
result = maSystemDependentReferences.end();
}
maSystemDependentReferences[hash_code] = rData;
rData->getSystemDependentDataManager().startUsage(rData);
}
SystemDependentData_SharedPtr SystemDependentDataHolder::getSystemDependentData(size_t hash_code) const
{
basegfx::SystemDependentData_SharedPtr aRetval;
auto result(maSystemDependentReferences.find(hash_code));
if(result != maSystemDependentReferences.end())
{
aRetval = result->second.lock();
if(aRetval)
{
aRetval->getSystemDependentDataManager().touchUsage(aRetval);
}
else
{
const_cast< SystemDependentDataHolder* >(this)->maSystemDependentReferences.erase(result);
}
}
return aRetval;
}
} // namespace basegfx
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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