Program Listing for File buttons.hpp
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/*
* Copyright 2021 Clearpath Robotics, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @author Roni Kreinin (rkreinin@clearpathrobotics.com)
*/
#ifndef TURTLEBOT4_BASE__BUTTONS_HPP_
#define TURTLEBOT4_BASE__BUTTONS_HPP_
#include <string>
#include <vector>
#include <memory>
#include <rclcpp/rclcpp.hpp>
#include "turtlebot4_msgs/msg/user_button.hpp"
#include "turtlebot4_base/gpio_interface.hpp"
#include "turtlebot4_node/utils.hpp"
namespace turtlebot4_base
{
using turtlebot4::HMI_BUTTON_COUNT;
class Buttons
{
public:
Buttons(
std::shared_ptr<rclcpp::Node> & nh,
std::shared_ptr<GpioInterface> gpio_interface);
void spin_once();
private:
uint8_t user_button_gpio_[HMI_BUTTON_COUNT];
std::shared_ptr<GpioInterface> gpio_interface_;
std::shared_ptr<rclcpp::Node> nh_;
rclcpp::Publisher<turtlebot4_msgs::msg::UserButton>::SharedPtr hmi_buttons_pub_;
};
} // namespace turtlebot4_base
#endif // TURTLEBOT4_BASE__BUTTONS_HPP_