extends SceneTree

## Photograph the radial emote dial, resting and with a wedge aimed at.
##
##     godot --path . --windowed --resolution 1280x720 \
##         -s res://debug/emote_wheel_capture.gd -- <out_dir>
##
## Two shots, because the hover state is the one that goes wrong: a wedge whose
## fill changes without its label changing with it is the exact failure the
## theme's contrast work exists to prevent, and it is invisible in a shot of the
## wheel at rest.

var _out := "."


func _initialize() -> void:
	var args := OS.get_cmdline_user_args()
	if args.size() > 0:
		_out = String(args[0])
	_run()


func _run() -> void:
	await process_frame
	UITheme.apply_global(self)

	var layer := CanvasLayer.new()
	root.add_child(layer)

	# Something behind it, so the ink edges are being judged against a real
	# backdrop rather than against black.
	var back := ColorRect.new()
	back.set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
	back.color = Color(0.42, 0.55, 0.72)
	layer.add_child(back)

	var wheel := EmoteWheel.new()
	layer.add_child(wheel)
	wheel.open()
	for _i in 30:
		await process_frame
	await process_frame
	root.get_texture().get_image().save_png("%s/emote_wheel_rest.png" % _out)
	print("emote_wheel_capture: saved rest")

	# Aim up-and-right, which lands on the second wedge.
	wheel.aim_by_vector(Vector2(0.7, -0.7))
	for _i in 12:
		await process_frame
	await process_frame
	root.get_texture().get_image().save_png("%s/emote_wheel_hover.png" % _out)
	print("emote_wheel_capture: saved hover, picked=%d" % wheel._hover)

	quit(0)