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/****************************************************************************
* *
* PrimeSense Sensor 5.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of PrimeSense Sensor. *
* *
* PrimeSense Sensor is free software: you can redistribute it and/or modify*
* it under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* PrimeSense Sensor 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 for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with PrimeSense Sensor. If not, see <http://www.gnu.org/licenses/>.*
* *
****************************************************************************/
#include "XnDeviceModuleHolder.h"
#include "XnActualIntProperty.h"
#include "XnActualRealProperty.h"
#include "XnActualStringProperty.h"
#include "XnActualGeneralProperty.h"
XnDeviceModuleHolder::XnDeviceModuleHolder(XnDeviceModule* pModule, XnBool bAllowNewProps /* = FALSE */) :
m_pModule(pModule),
m_bAllowNewProps(bAllowNewProps)
{}
XnDeviceModuleHolder::~XnDeviceModuleHolder()
{
XnDeviceModuleHolder::Free();
}
XnStatus XnDeviceModuleHolder::Init(const XnActualPropertiesHash* pInitialValues)
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = m_pModule->Init();
XN_IS_STATUS_OK(nRetVal);
if (pInitialValues != NULL)
{
if (m_bAllowNewProps)
{
// clone all properties and add them to the device
nRetVal = UnsafeSetProperties(*pInitialValues);
XN_IS_STATUS_OK(nRetVal);
}
else
{
nRetVal = m_pModule->BatchConfig(*pInitialValues);
XN_IS_STATUS_OK(nRetVal);
}
}
return (XN_STATUS_OK);
}
XnStatus XnDeviceModuleHolder::Free()
{
// free all allocated properties (we assume we're part of destruction, so that no need to remove
// them from Module).
while (!m_Allocated.IsEmpty())
{
XnProperty* pProp = *(m_Allocated.begin());
m_Allocated.Remove(m_Allocated.begin());
XN_DELETE(pProp);
}
return XN_STATUS_OK;
}
XnStatus XnDeviceModuleHolder::UnsafeSetProperties(const XnActualPropertiesHash& props)
{
XnStatus nRetVal = XN_STATUS_OK;
for (XnActualPropertiesHash::ConstIterator it = props.begin(); it != props.end(); ++it)
{
XnProperty* pRequestProp = it.Value();
XnProperty* pProp = NULL;
// check if property already exist
nRetVal = m_pModule->GetProperty(pRequestProp->GetName(), &pProp);
if (nRetVal == XN_STATUS_DEVICE_PROPERTY_DONT_EXIST)
{
// property doesn't exist. create it now
nRetVal = CreateProperty(pRequestProp);
XN_IS_STATUS_OK(nRetVal);
}
else if (nRetVal == XN_STATUS_OK)
{
// property exists. Change its value
nRetVal = UnsafeSetProperty(pRequestProp, pProp);
XN_IS_STATUS_OK(nRetVal);
}
else
{
// error
return (nRetVal);
}
} // props loop
return (XN_STATUS_OK);
}
XnStatus XnDeviceModuleHolder::CreateProperty(XnProperty* pRequestProp)
{
XnStatus nRetVal = XN_STATUS_OK;
XnProperty* pNewProp = NULL;
switch (pRequestProp->GetType())
{
case XN_PROPERTY_TYPE_INTEGER:
{
XnActualIntProperty* pProp = (XnActualIntProperty*)pRequestProp;
XN_VALIDATE_NEW(pNewProp, XnActualIntProperty, pProp->GetName(), pProp->GetValue());
break;
}
case XN_PROPERTY_TYPE_REAL:
{
XnActualRealProperty* pProp = (XnActualRealProperty*)pRequestProp;
XN_VALIDATE_NEW(pNewProp, XnActualRealProperty, pProp->GetName(), pProp->GetValue());
break;
}
case XN_PROPERTY_TYPE_STRING:
{
XnActualStringProperty* pProp = (XnActualStringProperty*)pRequestProp;
XN_VALIDATE_NEW(pNewProp, XnActualStringProperty, pProp->GetName(), pProp->GetValue());
break;
}
case XN_PROPERTY_TYPE_GENERAL:
{
XnActualGeneralProperty* pProp = (XnActualGeneralProperty*)pRequestProp;
// create new buffer
XnGeneralBuffer gbNew;
nRetVal = XnGeneralBufferAlloc(&gbNew, pProp->GetValue().nDataSize);
XN_IS_STATUS_OK(nRetVal);
// copy content
xnOSMemCopy(gbNew.pData, pProp->GetValue().pData, pProp->GetValue().nDataSize);
XnActualGeneralProperty* pNewGeneralProp = NULL;
XN_VALIDATE_NEW(pNewGeneralProp, XnActualGeneralProperty, pProp->GetName(), gbNew);
pNewGeneralProp->SetAsBufferOwner(TRUE);
pNewProp = pNewGeneralProp;
break;
}
default:
XN_LOG_WARNING_RETURN(XN_STATUS_ERROR, XN_MASK_DDK, "Unknown property type: %d\n", pRequestProp->GetType());
} // switch
// add the property to the module
nRetVal = m_pModule->AddProperty(pNewProp);
if (nRetVal != XN_STATUS_OK)
{
XN_DELETE(pNewProp);
return (nRetVal);
}
// and add it to the list of allocated ones (so we'll delete it afterwards)
m_Allocated.AddLast(pNewProp);
return XN_STATUS_OK;
}
XnStatus XnDeviceModuleHolder::UnsafeSetProperty(const XnProperty* pRequest, XnProperty* pProp)
{
XnStatus nRetVal = XN_STATUS_OK;
if (pRequest->GetType() != pProp->GetType())
{
XN_LOG_WARNING_RETURN(XN_STATUS_DEVICE_PROPERTY_BAD_TYPE, XN_MASK_DDK, "Property '%s' has the wrong type!", pRequest->GetName());
}
switch (pRequest->GetType())
{
case XN_PROPERTY_TYPE_INTEGER:
{
XnActualIntProperty* pActualRequest = (XnActualIntProperty*)pRequest;
XnActualIntProperty* pActualProp = (XnActualIntProperty*)pProp;
nRetVal = pActualProp->UnsafeUpdateValue(pActualRequest->GetValue());
XN_IS_STATUS_OK(nRetVal);
break;
}
case XN_PROPERTY_TYPE_REAL:
{
XnActualRealProperty* pActualRequest = (XnActualRealProperty*)pRequest;
XnActualRealProperty* pActualProp = (XnActualRealProperty*)pProp;
nRetVal = pActualProp->UnsafeUpdateValue(pActualRequest->GetValue());
XN_IS_STATUS_OK(nRetVal);
break;
}
case XN_PROPERTY_TYPE_STRING:
{
XnActualStringProperty* pActualRequest = (XnActualStringProperty*)pRequest;
XnActualStringProperty* pActualProp = (XnActualStringProperty*)pProp;
nRetVal = pActualProp->UnsafeUpdateValue(pActualRequest->GetValue());
XN_IS_STATUS_OK(nRetVal);
break;
}
case XN_PROPERTY_TYPE_GENERAL:
{
XnActualGeneralProperty* pActualRequest = (XnActualGeneralProperty*)pRequest;
XnActualGeneralProperty* pActualProp = (XnActualGeneralProperty*)pProp;
nRetVal = pActualProp->UnsafeUpdateValue(pActualRequest->GetValue());
XN_IS_STATUS_OK(nRetVal);
break;
}
default:
XN_LOG_WARNING_RETURN(XN_STATUS_ERROR, XN_MASK_DDK, "Unknown property type: %d\n", pRequest->GetType());
} // switch
return (XN_STATUS_OK);
}
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