2014-04-19 18:51:36 +04:00

106 lines
2.7 KiB
C++

/*
* Copyright (C) 2014 Pavel Kirienko <pavel.kirienko@gmail.com>
*/
#pragma once
#include <uavcan/node/subscriber.hpp>
#include <uavcan/node/timer.hpp>
#include <uavcan/node/service_client.hpp>
#include <uavcan/util/method_binder.hpp>
#include "../node/test_node.hpp"
template <typename DataType>
class SubscriptionCollector : uavcan::Noncopyable
{
typedef uavcan::ReceivedDataStructure<DataType> ReceivedDataStructType;
void handler(const ReceivedDataStructType& msg)
{
this->msg.reset(new ReceivedDataStructType(msg));
}
public:
std::auto_ptr<ReceivedDataStructType> msg;
typedef uavcan::MethodBinder<SubscriptionCollector*,
void (SubscriptionCollector::*)(const ReceivedDataStructType&)> Binder;
Binder bind() { return Binder(this, &SubscriptionCollector::handler); }
};
template <typename DataType>
struct SubscriberWithCollector
{
typedef SubscriptionCollector<DataType> Collector;
typedef uavcan::Subscriber<DataType, typename Collector::Binder> Subscriber;
Collector collector;
Subscriber subscriber;
SubscriberWithCollector(uavcan::INode& node)
: subscriber(node)
{ }
int start() { return subscriber.start(collector.bind()); }
};
template <typename DataType>
class ServiceCallResultCollector : uavcan::Noncopyable
{
typedef uavcan::ServiceCallResult<DataType> ResultType;
void handler(const ResultType& result)
{
this->result.reset(new ResultType(result));
}
public:
std::auto_ptr<ResultType> result;
typedef uavcan::MethodBinder<ServiceCallResultCollector*,
void (ServiceCallResultCollector::*)(const ResultType&)> Binder;
Binder bind() { return Binder(this, &ServiceCallResultCollector::handler); }
};
template <typename DataType>
struct ServiceClientWithCollector
{
typedef ServiceCallResultCollector<DataType> Collector;
typedef uavcan::ServiceClient<DataType, typename Collector::Binder> ServiceClient;
Collector collector;
ServiceClient client;
ServiceClientWithCollector(uavcan::INode& node)
: client(node)
{ }
int call(uavcan::NodeID node_id, const typename DataType::Request& request)
{
client.setCallback(collector.bind());
return client.call(node_id, request);
}
};
struct BackgroundSpinner : uavcan::TimerBase
{
uavcan::INode& spinning_node;
BackgroundSpinner(uavcan::INode& spinning_node, uavcan::INode& running_node)
: uavcan::TimerBase(running_node)
, spinning_node(spinning_node)
{ }
virtual void handleTimerEvent(const uavcan::TimerEvent&)
{
spinning_node.spin(uavcan::MonotonicDuration::fromMSec(1));
}
};