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DataListener.h
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DataListener.h
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/*
# copyright 2012 by Rolfe Schmidt
This file is part of muCSense.
muCSense is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
muCSense 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with muCSense. If not, see <http://www.gnu.org/licenses/>.
*/
/*
DataListener.h
This is the interface for objects that can listen for updates from DataCollector
instances. In applications, these will often be Calibrators, listening for filtered data.
However, other Listeners can be used to report data to an output stream, write to a file, etc.
DataListeners are OBservers in the Observer design pattern.
*/
#ifndef __DATA_LISTENER_H
#define __DATA_LISTENER_H
class DataCollector;
class DataListener {
public:
virtual void update(const DataCollector* pSubject) = 0;
};
#endif // __DATA_LISTENER_H