extends Control

@onready var sub_viewport: SubViewport = $".."
@onready var health_bar_sprite: Sprite3D = $"../.."

var center = Vector2.ZERO
var current_health : float

const MARGIN = 20

func _ready() -> void:
	center = Vector2(sub_viewport.size.x/2,sub_viewport.size.y/2)

func _draw() -> void:
	var health_percentage : float = health_bar_sprite.character.health/health_bar_sprite.character.start_health
	
	#draw background
	draw_line(Vector2(0,center.y),Vector2(sub_viewport.size.x,center.y),Color(.5,.5,.5,.75),MARGIN * 2,true)
	
	#health
	for i in range(health_bar_sprite.character.health):
		var width = sub_viewport.size.x / health_bar_sprite.character.start_health
		var from = width * i + MARGIN/2
		var to = width * (i+1) - MARGIN/2
		draw_line(Vector2(from,center.y),Vector2(to,center.y),ColorSwatch.RED_COLOR,30,true)