02 Play Heartbeat Effects At A Location

# Source URL: https://dev.epicgames.com/documentation/en-us/uefn/verse-prop-hunt-template-2-playing-visual-effects-in-unreal-editor-for-fortnite
# Local doc:  epic-docs/documentation/en-us/uefn/verse-prop-hunt-template-2-playing-visual-effects-in-unreal-editor-for-fortnite.md
# Section:    Play Heartbeat Effects at a Location
 log_heart_beat := class(log_channel){}
     # These messages are used to notify a prop agent with a message (or to hide it) when they need to move to avoid their heartbeat from becoming visible.
 HeartBeatWarningMessage<localizes>(Time:int):message = "Heart Beat in {Time} Seconds. Move!"
 HeartBeatWarningClear<localizes>:message = ""
     # This class exposes the editable properties for the heartbeat to the prop_hunt Verse device.
 heart_beat := class<concrete>():
     Logger:log = log{Channel:=log_heart_beat}
     @editable # The number of seconds before a prop agent must move before the heartbeat reveals their position.
     MoveTime:float = 15.0
     @editable # The seconds remaining before the heartbeat warning appears. Shouldn't be > than HeartBeatTimer.
     WarningTime:float = 5.0
     @editable # An array of heartbeat VFX devices. There is one per player.
     AgentVFX:[]heartbeat_vfx = array{}
     @editable # The Radio Player device used to play the heartbeat sound effects (SFX).
     SFXPlayer:radio_device = radio_device{}
     # This map associates a UI for displaying the heartbeat warning to each prop agent.
     var WarningUI:[agent]heartbeat_warning_ui = map{}
     # Keeps track of how many players have an active heartbeat so we can manage the SFX device.
     var NumberOfHeartBeats:int = 0
     # Sets up heartbeat UI for the agent.
     SetUpUI(PropAgent:agent):void =
         if:
             not WarningUI[PropAgent]
             AsPlayer := player[PropAgent]
             PlayerUI := GetPlayerUI[AsPlayer]
         then:
             UIData:heartbeat_warning_ui = heartbeat_warning_ui{}