mirror of
https://github.com/GoldenCheetah/GoldenCheetah.git
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1b55780d51
.. move the fluff that has collected into the src directory to somewhere more appropriate.
111 lines
3.7 KiB
C++
111 lines
3.7 KiB
C++
/*
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* Copyright (c) 2009 Steve Gribble (gribble [at] cs.washington.edu) and
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* Mark Liversedge (liversedge@gmail.com)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _GC_SimpleNetworkController_h
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#define _GC_SimpleNetworkController_h 1
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#include "GoldenCheetah.h"
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#include <QString>
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#include <QDebug>
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#include "RealtimeController.h"
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#include "RealtimeData.h"
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#include "SimpleNetworkClient.h"
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#include "DeviceTypes.h"
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#include "DeviceConfiguration.h"
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// This class serves as our first simple cut as a realtime
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// network device controller. This class opens up a TCP connection
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// to a server, and then starts pulling telemetry updates from a single
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// peer via the server.
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// This class currently uses a pull model. As well, GC should push
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// realtime data drawn from a local bike into this class, causing that
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// data to be relayed to the server (and from there to the peer).
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class SimpleNetworkController : public RealtimeController
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{
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public:
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TrainTool *parent;
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// hostname and port are the hostname/port of the server to which
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// this SimpleNetworkControlller should connect.
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SimpleNetworkController(TrainTool *parent,
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DeviceConfiguration *dc);
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~SimpleNetworkController() { }
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// Connect to the server; blocks until connection finishes or fails.
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//
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// Returns 0 on success, non-zero on failure.
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int start();
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// Disconnect from the server; blocks until disconnect finishes or
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// fails.
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//
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// Returns 0 on successful disconnection, non-zero if the controller
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// wasn't disconnected to begin with.
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int stop();
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// If the controller is connected to the server and running, this
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// method causes the controller to "pause", i.e., to ignore updates
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// flowing from the server locally.
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//
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// Returns 0 if the pause took effect, non-zero if the pause isn't
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// meaningful (i.e., the controller isn't connected, or it's already
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// paused).
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int pause();
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// If the controller is connected and paused, this method causes the
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// controller to unpause and resume processing updates from the server.
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//
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// Returns 0 if the restart succeeds, non-zero otherwise.
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int restart();
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// XXX -- NOT SURE WHAT THIS METHOD IS FOR. I'VE CURRENTLY STUBBED
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// IT OUT TO RETURN TRUE.
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bool discover(char *) { return true; }
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// The SimpleNetworkController is currently a pull mode controller.
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bool doesPush() { return false; }
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bool doesPull() { return true; }
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bool doesLoad() { return false; }
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void setLoad(double) { return; }
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// When called, this method will fill in rtData with the latest
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// realtime data from the remote peer.
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//
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// XXX -- should probably have a return value so that the caller
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// can learn when the data source has unexpectedly disconnected.
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void getRealtimeData(RealtimeData &rtData);
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// When called, this method will push the realtime data in
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// rtData to the server.
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void pushRealtimeData(RealtimeData &rtData);
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private:
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SimpleNetworkClient client;
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enum {DISCONNECTED, RUNNING, PAUSED} state;
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RealtimeData data_cache;
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};
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#endif // _GC_SimpleNetworkController_h
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