Nav2 Navigation Stack - lyrical  lyrical
ROS 2 Navigation Stack
wait_action.hpp
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3 // Licensed under the Apache License, Version 2.0 (the "License");
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14 
15 #ifndef NAV2_BEHAVIOR_TREE__PLUGINS__ACTION__WAIT_ACTION_HPP_
16 #define NAV2_BEHAVIOR_TREE__PLUGINS__ACTION__WAIT_ACTION_HPP_
17 
18 #include <string>
19 
20 #include "nav2_behavior_tree/bt_action_node.hpp"
21 #include "nav2_msgs/action/wait.hpp"
22 #include "nav2_ros_common/lifecycle_node.hpp"
23 
24 namespace nav2_behavior_tree
25 {
26 
37 class WaitAction : public BtActionNode<nav2_msgs::action::Wait>
38 {
39  using Action = nav2_msgs::action::Wait;
40  using ActionResult = Action::Result;
41 
42 public:
49  WaitAction(
50  const std::string & xml_tag_name,
51  const std::string & action_name,
52  const BT::NodeConfiguration & conf);
53 
57  void on_tick() override;
58 
62  void initialize();
63 
68  static BT::PortsList providedPorts()
69  {
70  return providedBasicPorts(
71  {
72  BT::InputPort<double>("wait_duration", 1.0, "Wait time"),
73  });
74  }
75 
79  BT::NodeStatus on_success() override;
80 
84  BT::NodeStatus on_aborted() override;
85 
89  BT::NodeStatus on_cancelled() override;
90 };
91 
92 } // namespace nav2_behavior_tree
93 
94 #endif // NAV2_BEHAVIOR_TREE__PLUGINS__ACTION__WAIT_ACTION_HPP_
Abstract class representing an action based BT node.
static BT::PortsList providedBasicPorts(BT::PortsList addition)
Any subclass of BtActionNode that accepts parameters must provide a providedPorts method and call pro...
A nav2_behavior_tree::BtActionNode class that wraps nav2_msgs::action::Wait.
Definition: wait_action.hpp:38
WaitAction(const std::string &xml_tag_name, const std::string &action_name, const BT::NodeConfiguration &conf)
A constructor for nav2_behavior_tree::WaitAction.
Definition: wait_action.cpp:24
static BT::PortsList providedPorts()
Creates list of BT ports.
Definition: wait_action.hpp:68
BT::NodeStatus on_aborted() override
Function to perform some user-defined operation upon abortion of the action.
Definition: wait_action.cpp:62
void on_tick() override
Function to perform some user-defined operation on tick.
Definition: wait_action.cpp:46
BT::NodeStatus on_success() override
Function to perform some user-defined operation upon successful completion of the action.
Definition: wait_action.cpp:55
void initialize()
Function to read parameters and initialize class variables.
Definition: wait_action.cpp:32
BT::NodeStatus on_cancelled() override
Function to perform some user-defined operation upon cancellation of the action.
Definition: wait_action.cpp:69