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/*****************************************************************************
* *
* OpenNI 2.x Alpha *
* Copyright (C) 2012 PrimeSense Ltd. *
* *
* This file is part of OpenNI. *
* *
* Licensed 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 *
* *
* Unless required by applicable law or agreed to in writing, software *
* distributed under the License is distributed on an "AS IS" BASIS, *
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
* See the License for the specific language governing permissions and *
* limitations under the License. *
* *
*****************************************************************************/
#ifndef __PLAYER_PROPERTIES_H__
#define __PLAYER_PROPERTIES_H__
#include "XnHash.h"
#include "Driver/OniDriverTypes.h"
namespace oni_file {
class PlayerProperties
{
public:
~PlayerProperties()
{
while (m_properties.Begin() != m_properties.End())
{
PropertiesHash::Iterator iter = m_properties.Begin();
OniGeneralBuffer* pBuffer = (*iter).second;
DestroyBuffer(pBuffer);
m_properties.Remove(iter);
}
}
OniBool Exists(int propertyId)
{
if (m_properties.Find(propertyId) != m_properties.End())
{
return TRUE;
}
return FALSE;
}
OniStatus GetProperty(int propertyId, void* data, int* pDataSize) const
{
// Get the property and make sure it exists.
PropertiesHash::ConstIterator iter = m_properties.Find(propertyId);
if (iter == m_properties.End())
{
return ONI_STATUS_ERROR;
}
// Copy the property.
const OniGeneralBuffer* pBuffer = (*iter).second;
*pDataSize = (*pDataSize < pBuffer->dataSize) ? *pDataSize : pBuffer->dataSize;
memcpy(data, pBuffer->data, *pDataSize);
return ONI_STATUS_OK;
}
OniStatus SetProperty(int propertyId, const void* data, int dataSize)
{
// Check if property exists.
PropertiesHash::Iterator iter = m_properties.Find(propertyId);
if (iter != m_properties.End())
{
DestroyBuffer((*iter).second);
m_properties.Remove(iter);
}
// Copy the property.
OniGeneralBuffer* pBuffer = CreateBuffer(data, dataSize);
m_properties[propertyId] = pBuffer;
return ONI_STATUS_OK;
}
private:
OniGeneralBuffer* CreateBuffer(const void* data, int dataSize)
{
OniGeneralBuffer* pBuffer;
pBuffer = XN_NEW(OniGeneralBuffer);
if (pBuffer == NULL)
{
return NULL;
}
pBuffer->data = XN_NEW_ARR(unsigned char, dataSize);
if (pBuffer->data == NULL)
{
XN_DELETE(pBuffer);
return NULL;
}
memcpy(pBuffer->data, data, dataSize);
pBuffer->dataSize = dataSize;
return pBuffer;
}
void DestroyBuffer(OniGeneralBuffer* pBuffer)
{
XN_DELETE_ARR((unsigned char*)pBuffer->data);
XN_DELETE(pBuffer);
}
typedef xnl::Hash<int, OniGeneralBuffer*> PropertiesHash;
PropertiesHash m_properties;
};
} // namespace oni_files_player
#endif //__PLAYER_PROPERTIES_H__
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