InputPortInterface.hpp
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00001 /***************************************************************************
00002   tag: Peter Soetens  Thu Oct 22 11:59:07 CEST 2009  InputPortInterface.hpp
00003 
00004                         InputPortInterface.hpp -  description
00005                            -------------------
00006     begin                : Thu October 22 2009
00007     copyright            : (C) 2009 Sylvain Joyeux
00008     email                : sylvain.joyeux@m4x.org
00009 
00010  ***************************************************************************
00011  *   This library is free software; you can redistribute it and/or         *
00012  *   modify it under the terms of the GNU General Public                   *
00013  *   License as published by the Free Software Foundation;                 *
00014  *   version 2 of the License.                                             *
00015  *                                                                         *
00016  *   As a special exception, you may use this file as part of a free       *
00017  *   software library without restriction.  Specifically, if other files   *
00018  *   instantiate templates or use macros or inline functions from this     *
00019  *   file, or you compile this file and link it with other files to        *
00020  *   produce an executable, this file does not by itself cause the         *
00021  *   resulting executable to be covered by the GNU General Public          *
00022  *   License.  This exception does not however invalidate any other        *
00023  *   reasons why the executable file might be covered by the GNU General   *
00024  *   Public License.                                                       *
00025  *                                                                         *
00026  *   This library is distributed in the hope that it will be useful,       *
00027  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00028  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00029  *   Lesser General Public License for more details.                       *
00030  *                                                                         *
00031  *   You should have received a copy of the GNU General Public             *
00032  *   License along with this library; if not, write to the Free Software   *
00033  *   Foundation, Inc., 59 Temple Place,                                    *
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00035  *                                                                         *
00036  ***************************************************************************/
00037 
00038 
00039 #ifndef ORO_INPUT_PORT_INTERFACE_HPP
00040 #define ORO_INPUT_PORT_INTERFACE_HPP
00041 
00042 #include <string>
00043 #include "PortInterface.hpp"
00044 #include "ChannelElement.hpp"
00045 #include "../internal/rtt-internal-fwd.hpp"
00046 #include "../internal/ConnectionManager.hpp"
00047 #ifdef ORO_SIGNALLING_PORTS
00048 #include "../internal/Signal.hpp"
00049 #endif
00050 #include "../base/DataSourceBase.hpp"
00051 
00052 namespace RTT
00053 { namespace base {
00054 
00055 
00060     class RTT_API InputPortInterface : public PortInterface
00061     {
00062 #ifdef ORO_SIGNALLING_PORTS
00063     public:
00064         typedef internal::Signal<void(PortInterface*)> NewDataOnPortEvent;
00065         typedef NewDataOnPortEvent::SlotFunction SlotFunction;
00066 #endif
00067 
00068     protected:
00069         internal::ConnectionManager cmanager;
00070         ConnPolicy        default_policy;
00071 #ifdef ORO_SIGNALLING_PORTS
00072         NewDataOnPortEvent* new_data_on_port_event;
00073 #else
00074         bool msignal_interface;
00078         void signal();
00079 #endif
00080 
00081         InputPortInterface(const InputPortInterface& orig);
00082     public:
00083 
00084         InputPortInterface(std::string const& name, ConnPolicy const& default_policy = ConnPolicy());
00085 
00086         virtual ~InputPortInterface();
00087 
00091         void clear();
00092 
00093         ConnPolicy getDefaultPolicy() const;
00094 
00095         virtual bool addConnection(internal::ConnID* port_id, ChannelElementBase::shared_ptr channel_input, ConnPolicy const& policy);
00096 
00105         virtual bool removeConnection(internal::ConnID* cid);
00106 
00110         virtual DataSourceBase* getDataSource() = 0;
00111 
00117         virtual FlowStatus read(DataSourceBase::shared_ptr source, bool copy_old_data = true);
00118 
00122         virtual void disconnect();
00123 
00127         virtual bool disconnect(PortInterface* port);
00128 
00129 
00131         virtual bool connected() const;
00132 
00141         virtual bool channelReady(base::ChannelElementBase::shared_ptr channel, ConnPolicy const& policy);
00142 
00143 #ifdef ORO_SIGNALLING_PORTS
00144 
00147         NewDataOnPortEvent* getNewDataOnPortEvent();
00148 #else
00149 
00152         void signalInterface(bool true_false);
00153 #endif
00154 
00155         virtual bool connectTo(PortInterface* other, ConnPolicy const& policy);
00156 
00157         virtual bool connectTo(PortInterface* other);
00158 
00159         virtual const internal::ConnectionManager* getManager() const { return &cmanager; }
00160 
00166         virtual base::ChannelElementBase::shared_ptr buildRemoteChannelOutput(
00167                 base::OutputPortInterface& output_port,
00168                 types::TypeInfo const* type_info,
00169                 base::InputPortInterface& input, const ConnPolicy& policy);
00170 
00171     };
00172 
00173 }}
00174 
00175 #endif


rtt
Author(s): RTT Developers
autogenerated on Fri Sep 9 2016 04:01:53