WPILibC++ 2023.4.3
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NetworkTables Double entry. More...
#include <networktables/DoubleTopic.h>
Public Types | |
using | SubscriberType = DoubleSubscriber |
using | PublisherType = DoublePublisher |
using | TopicType = DoubleTopic |
using | ValueType = double |
using | ParamType = double |
using | TimestampedValueType = TimestampedDouble |
Public Types inherited from nt::DoubleSubscriber | |
using | TopicType = DoubleTopic |
using | ValueType = double |
using | ParamType = double |
using | TimestampedValueType = TimestampedDouble |
Public Types inherited from nt::DoublePublisher | |
using | TopicType = DoubleTopic |
using | ValueType = double |
using | ParamType = double |
using | TimestampedValueType = TimestampedDouble |
Public Member Functions | |
DoubleEntry ()=default | |
DoubleEntry (NT_Entry handle, ParamType defaultValue) | |
Construct from an entry handle; recommended to use DoubleTopic::GetEntry() instead. More... | |
operator bool () const | |
Determines if the native handle is valid. More... | |
NT_Entry | GetHandle () const |
Gets the native handle for the entry. More... | |
TopicType | GetTopic () const |
Get the corresponding topic. More... | |
void | Unpublish () |
Stops publishing the entry if it's published. More... | |
Public Member Functions inherited from nt::DoubleSubscriber | |
DoubleSubscriber ()=default | |
DoubleSubscriber (NT_Subscriber handle, ParamType defaultValue) | |
Construct from a subscriber handle; recommended to use DoubleTopic::Subscribe() instead. More... | |
ValueType | Get () const |
Get the last published value. More... | |
ValueType | Get (ParamType defaultValue) const |
Get the last published value. More... | |
TimestampedValueType | GetAtomic () const |
Get the last published value along with its timestamp If no value has been published, returns the stored default value and a timestamp of 0. More... | |
TimestampedValueType | GetAtomic (ParamType defaultValue) const |
Get the last published value along with its timestamp. More... | |
std::vector< TimestampedValueType > | ReadQueue () |
Get an array of all value changes since the last call to ReadQueue. More... | |
TopicType | GetTopic () const |
Get the corresponding topic. More... | |
Public Member Functions inherited from nt::Subscriber | |
virtual | ~Subscriber () |
Subscriber (const Subscriber &)=delete | |
Subscriber & | operator= (const Subscriber &)=delete |
Subscriber (Subscriber &&) | |
Subscriber & | operator= (Subscriber &&) |
operator bool () const | |
Determines if the native handle is valid. More... | |
NT_Subscriber | GetHandle () const |
Gets the native handle for the subscriber. More... | |
bool | Exists () const |
Determines if the topic is currently being published. More... | |
int64_t | GetLastChange () const |
Gets the last time the value was changed. More... | |
Topic | GetTopic () const |
Gets the subscribed-to topic. More... | |
Public Member Functions inherited from nt::DoublePublisher | |
DoublePublisher ()=default | |
DoublePublisher (NT_Publisher handle) | |
Construct from a publisher handle; recommended to use DoubleTopic::Publish() instead. More... | |
void | Set (ParamType value, int64_t time=0) |
Publish a new value. More... | |
void | SetDefault (ParamType value) |
Publish a default value. More... | |
TopicType | GetTopic () const |
Get the corresponding topic. More... | |
Public Member Functions inherited from nt::Publisher | |
virtual | ~Publisher () |
Publisher (const Publisher &)=delete | |
Publisher & | operator= (const Publisher &)=delete |
Publisher (Publisher &&) | |
Publisher & | operator= (Publisher &&) |
operator bool () const | |
Determines if the native handle is valid. More... | |
NT_Publisher | GetHandle () const |
Gets the native handle for the publisher. More... | |
Topic | GetTopic () const |
Gets the published-to topic. More... | |
Additional Inherited Members | |
Protected Member Functions inherited from nt::Subscriber | |
Subscriber ()=default | |
Subscriber (NT_Subscriber handle) | |
Protected Member Functions inherited from nt::Publisher | |
Publisher ()=default | |
Publisher (NT_Publisher handle) | |
Protected Attributes inherited from nt::Subscriber | |
NT_Subscriber | m_subHandle {0} |
Protected Attributes inherited from nt::Publisher | |
NT_Publisher | m_pubHandle {0} |
NetworkTables Double entry.
using nt::DoubleEntry::ParamType = double |
using nt::DoubleEntry::ValueType = double |
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default |
Construct from an entry handle; recommended to use DoubleTopic::GetEntry() instead.
handle | Native handle |
defaultValue | Default value |
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inline |
Gets the native handle for the entry.
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inline |
Get the corresponding topic.
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inlineexplicit |
Determines if the native handle is valid.
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inline |
Stops publishing the entry if it's published.