mirror of https://github.com/qt/qtdatavis3d.git
129 lines
4.0 KiB
C++
129 lines
4.0 KiB
C++
/****************************************************************************
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* *
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* OpenNI 1.x Alpha *
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* Copyright (C) 2011 PrimeSense Ltd. *
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* *
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* This file is part of OpenNI. *
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* *
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* OpenNI is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License as published *
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* by the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* OpenNI is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public License *
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* along with OpenNI. If not, see <http://www.gnu.org/licenses/>. *
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* *
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****************************************************************************/
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#ifndef __XN_LOG_WRITER_BASE_H__
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#define __XN_LOG_WRITER_BASE_H__
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//---------------------------------------------------------------------------
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// Includes
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//---------------------------------------------------------------------------
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#include <XnLogTypes.h>
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#include <XnLog.h>
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//---------------------------------------------------------------------------
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// Types
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//---------------------------------------------------------------------------
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class XnLogWriterBase
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{
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public:
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XnLogWriterBase() : m_bRegistered(FALSE)
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{
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m_cObject.pCookie = this;
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m_cObject.WriteEntry = WriteEntryCallback;
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m_cObject.WriteUnformatted = WriteUnformattedCallback;
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m_cObject.OnConfigurationChanged = OnConfigurationChangedCallback;
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m_cObject.OnClosing = OnClosingCallback;
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}
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virtual ~XnLogWriterBase()
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{
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Unregister();
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}
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XnStatus Register()
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{
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XnStatus nRetVal = XN_STATUS_OK;
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if (!m_bRegistered)
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{
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OnRegister();
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nRetVal = xnLogRegisterLogWriter(&m_cObject);
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if (nRetVal != XN_STATUS_OK)
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{
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OnUnregister();
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return (nRetVal);
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}
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m_bRegistered = TRUE;
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}
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return (XN_STATUS_OK);
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}
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void Unregister()
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{
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if (m_bRegistered)
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{
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xnLogUnregisterLogWriter(&m_cObject);
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m_bRegistered = FALSE;
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OnUnregister();
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}
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}
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inline XnBool IsRegistered() { return m_bRegistered; }
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virtual void WriteEntry(const XnLogEntry* pEntry) = 0;
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virtual void WriteUnformatted(const XnChar* strMessage) = 0;
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virtual void OnConfigurationChanged() {};
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virtual void OnClosing()
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{
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Unregister();
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};
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operator const XnLogWriter*() const
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{
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return &m_cObject;
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}
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protected:
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virtual void OnRegister() {}
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virtual void OnUnregister() {}
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private:
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static void XN_CALLBACK_TYPE WriteEntryCallback(const XnLogEntry* pEntry, void* pCookie)
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{
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XnLogWriterBase* pThis = (XnLogWriterBase*)pCookie;
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pThis->WriteEntry(pEntry);
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}
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static void XN_CALLBACK_TYPE WriteUnformattedCallback(const XnChar* strMessage, void* pCookie)
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{
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XnLogWriterBase* pThis = (XnLogWriterBase*)pCookie;
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pThis->WriteUnformatted(strMessage);
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}
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static void XN_CALLBACK_TYPE OnConfigurationChangedCallback(void* pCookie)
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{
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XnLogWriterBase* pThis = (XnLogWriterBase*)pCookie;
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pThis->OnConfigurationChanged();
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}
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static void XN_CALLBACK_TYPE OnClosingCallback(void* pCookie)
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{
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XnLogWriterBase* pThis = (XnLogWriterBase*)pCookie;
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pThis->OnClosing();
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}
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XnLogWriter m_cObject;
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XnBool m_bRegistered;
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};
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#endif // __XN_LOG_WRITER_BASE_H__
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