00001 /* 00002 * Copyright (c) 2009, Willow Garage, Inc. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions are met: 00007 * 00008 * * Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * * Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * * Neither the name of Willow Garage, Inc. nor the names of its 00014 * contributors may be used to endorse or promote products derived from 00015 * this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00018 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00021 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00022 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00023 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00024 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00025 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00026 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00027 * POSSIBILITY OF SUCH DAMAGE. 00028 */ 00029 00030 #ifndef RXTOOLS_ROSOUT_FILTER_H 00031 #define RXTOOLS_ROSOUT_FILTER_H 00032 00033 #include <boost/shared_ptr.hpp> 00034 #include <boost/signals.hpp> 00035 #include "rosgraph_msgs/Log.h" 00036 00037 namespace rxtools 00038 { 00039 00040 class RosoutFilter; 00041 typedef boost::signal<void(const RosoutFilter*)> RosoutFilterChangedSignal; 00042 00043 class RosoutFilter 00044 { 00045 public: 00046 RosoutFilter(); 00047 virtual ~RosoutFilter(); 00048 00049 bool filter(const rosgraph_msgs::LogConstPtr&) const; 00050 bool isValid() const; 00051 bool isEnabled() const; 00052 00053 void setEnabled(bool enabled); 00054 00055 RosoutFilterChangedSignal& getChangedSignal() 00056 { 00057 return changed_; 00058 } 00059 00060 protected: 00061 void changed() const; 00062 00063 virtual bool doFilter(const rosgraph_msgs::LogConstPtr&) const = 0; 00064 virtual bool doIsValid() const = 0; 00065 00066 private: 00067 bool enabled_; 00068 00069 RosoutFilterChangedSignal changed_; 00070 }; 00071 typedef boost::shared_ptr<RosoutFilter> RosoutFilterPtr; 00072 00073 } 00074 00075 #endif // RXTOOLS_ROSOUT_FILTER_H