"""

A MarginContainer with a flashable colored border around it.

"""

extends MarginContainer

const WIDTH = 5

const FLASHES = 3

const COLOR_CHANGES = FLASHES * 2 - 1

var _color = GlobalTheme.GREEN

var _timer = Timer.new()

var _color_changes = 0

func _ready():

# Time last return to green with reenabling of controls

_timer.wait_time = float(ComparisonSort.DISABLE_TIME) / COLOR_CHANGES

_timer.connect("timeout", self, "_on_Timer_timeout")

add_child(_timer)

func flash():

# Immediately flash red and then start timer

_on_Timer_timeout()

_timer.start()

func _on_Timer_timeout():

# Switch between green and red

if _color_changes == COLOR_CHANGES:

_timer.stop()

_color_changes = 0

_color = GlobalTheme.GREEN

else:

_color = GlobalTheme.RED if _color_changes % 2 == 0 else GlobalTheme.GREEN

_color_changes += 1

update()

func _draw():

draw_rect(Rect2(Vector2(), rect_size), _color, false, WIDTH)