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allwpilib/wpilibc/src/main/native/include/frc/smartdashboard/SendableBuilderImpl.h

250 lines
8.4 KiB
C++

// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
#pragma once
#include <functional>
#include <memory>
#include <span>
#include <string>
#include <string_view>
#include <utility>
#include <vector>
#include <networktables/BooleanTopic.h>
#include <networktables/NTSendableBuilder.h>
#include <networktables/NetworkTable.h>
#include <networktables/StringTopic.h>
#include <wpi/FunctionExtras.h>
#include <wpi/SmallVector.h>
namespace frc {
class SendableBuilderImpl : public nt::NTSendableBuilder {
public:
SendableBuilderImpl() = default;
~SendableBuilderImpl() override = default;
SendableBuilderImpl(SendableBuilderImpl&&) = default;
SendableBuilderImpl& operator=(SendableBuilderImpl&&) = default;
/**
* Set the network table. Must be called prior to any Add* functions being
* called.
* @param table Network table
*/
void SetTable(std::shared_ptr<nt::NetworkTable> table);
/**
* Get the network table.
* @return The network table
*/
std::shared_ptr<nt::NetworkTable> GetTable() override;
/**
* Return whether this sendable has an associated table.
* @return True if it has a table, false if not.
*/
bool IsPublished() const override;
/**
* Return whether this sendable should be treated as an actuator.
* @return True if actuator, false if not.
*/
bool IsActuator() const;
/**
* Synchronize with network table values by calling the getters for all
* properties and setters when the network table value has changed.
*/
void Update() override;
/**
* Hook setters for all properties.
*/
void StartListeners();
/**
* Unhook setters for all properties.
*/
void StopListeners();
/**
* Start LiveWindow mode by hooking the setters for all properties. Also
* calls the SafeState function if one was provided.
*/
void StartLiveWindowMode();
/**
* Stop LiveWindow mode by unhooking the setters for all properties. Also
* calls the SafeState function if one was provided.
*/
void StopLiveWindowMode();
/**
* Clear properties.
*/
void ClearProperties() override;
void SetSmartDashboardType(std::string_view type) override;
void SetActuator(bool value) override;
void SetSafeState(std::function<void()> func) override;
void SetUpdateTable(wpi::unique_function<void()> func) override;
nt::Topic GetTopic(std::string_view key) override;
void AddBooleanProperty(std::string_view key, std::function<bool()> getter,
std::function<void(bool)> setter) override;
void PublishConstBoolean(std::string_view key, bool value) override;
void AddIntegerProperty(std::string_view key, std::function<int64_t()> getter,
std::function<void(int64_t)> setter) override;
void PublishConstInteger(std::string_view key, int64_t value) override;
void AddFloatProperty(std::string_view key, std::function<float()> getter,
std::function<void(float)> setter) override;
void PublishConstFloat(std::string_view key, float value) override;
void AddDoubleProperty(std::string_view key, std::function<double()> getter,
std::function<void(double)> setter) override;
void PublishConstDouble(std::string_view key, double value) override;
void AddStringProperty(std::string_view key,
std::function<std::string()> getter,
std::function<void(std::string_view)> setter) override;
void PublishConstString(std::string_view key,
std::string_view value) override;
void AddBooleanArrayProperty(
std::string_view key, std::function<std::vector<int>()> getter,
std::function<void(std::span<const int>)> setter) override;
void PublishConstBooleanArray(std::string_view key,
std::span<const int> value) override;
void AddIntegerArrayProperty(
std::string_view key, std::function<std::vector<int64_t>()> getter,
std::function<void(std::span<const int64_t>)> setter) override;
void PublishConstIntegerArray(std::string_view key,
std::span<const int64_t> value) override;
void AddFloatArrayProperty(
std::string_view key, std::function<std::vector<float>()> getter,
std::function<void(std::span<const float>)> setter) override;
void PublishConstFloatArray(std::string_view key,
std::span<const float> value) override;
void AddDoubleArrayProperty(
std::string_view key, std::function<std::vector<double>()> getter,
std::function<void(std::span<const double>)> setter) override;
void PublishConstDoubleArray(std::string_view key,
std::span<const double> value) override;
void AddStringArrayProperty(
std::string_view key, std::function<std::vector<std::string>()> getter,
std::function<void(std::span<const std::string>)> setter) override;
void PublishConstStringArray(std::string_view key,
std::span<const std::string> value) override;
void AddRawProperty(
std::string_view key, std::string_view typeString,
std::function<std::vector<uint8_t>()> getter,
std::function<void(std::span<const uint8_t>)> setter) override;
void PublishConstRaw(std::string_view key, std::string_view typeString,
std::span<const uint8_t> value) override;
void AddSmallStringProperty(
std::string_view key,
std::function<std::string_view(wpi::SmallVectorImpl<char>& buf)> getter,
std::function<void(std::string_view)> setter) override;
void AddSmallBooleanArrayProperty(
std::string_view key,
std::function<std::span<const int>(wpi::SmallVectorImpl<int>& buf)>
getter,
std::function<void(std::span<const int>)> setter) override;
void AddSmallIntegerArrayProperty(
std::string_view key,
std::function<
std::span<const int64_t>(wpi::SmallVectorImpl<int64_t>& buf)>
getter,
std::function<void(std::span<const int64_t>)> setter) override;
void AddSmallFloatArrayProperty(
std::string_view key,
std::function<std::span<const float>(wpi::SmallVectorImpl<float>& buf)>
getter,
std::function<void(std::span<const float>)> setter) override;
void AddSmallDoubleArrayProperty(
std::string_view key,
std::function<std::span<const double>(wpi::SmallVectorImpl<double>& buf)>
getter,
std::function<void(std::span<const double>)> setter) override;
void AddSmallStringArrayProperty(
std::string_view key,
std::function<
std::span<const std::string>(wpi::SmallVectorImpl<std::string>& buf)>
getter,
std::function<void(std::span<const std::string>)> setter) override;
void AddSmallRawProperty(
std::string_view key, std::string_view typeString,
std::function<std::span<uint8_t>(wpi::SmallVectorImpl<uint8_t>& buf)>
getter,
std::function<void(std::span<const uint8_t>)> setter) override;
private:
struct Property {
virtual ~Property() = default;
virtual void Update(bool controllable, int64_t time) = 0;
};
template <typename Topic>
struct PropertyImpl : public Property {
void Update(bool controllable, int64_t time) override;
using Publisher = typename Topic::PublisherType;
using Subscriber = typename Topic::SubscriberType;
Publisher pub;
Subscriber sub;
std::function<void(Publisher& pub, int64_t time)> updateNetwork;
std::function<void(Subscriber& sub)> updateLocal;
};
template <typename Topic, typename Getter, typename Setter>
void AddPropertyImpl(Topic topic, Getter getter, Setter setter);
template <typename Topic, typename Value>
void PublishConstImpl(Topic topic, Value value);
template <typename T, size_t Size, typename Topic, typename Getter,
typename Setter>
void AddSmallPropertyImpl(Topic topic, Getter getter, Setter setter);
std::vector<std::unique_ptr<Property>> m_properties;
std::function<void()> m_safeState;
std::vector<wpi::unique_function<void()>> m_updateTables;
std::shared_ptr<nt::NetworkTable> m_table;
bool m_controllable = false;
bool m_actuator = false;
nt::BooleanPublisher m_controllablePublisher;
nt::StringPublisher m_typePublisher;
nt::BooleanPublisher m_actuatorPublisher;
};
} // namespace frc