CraftingGrid.gd

extends Node

func get_cropped_items():
	# Return the items in the cropping zone,
	# calculates a crop beforehand
	
	# CROP THE ITEMS
	# 1. Find the search Area
	
	var min_x = width
	var max_x = 0
	
	var min_y = height
	var max_y = 0
	
	for x in range(width):
		for y in range(height):
			var i = xy_to_index(x,y)
			if is_item_at(i):
				if x < min_x:
					min_x = x
				
				if x > max_x:
					max_x = x
				
				if y < min_y:
					min_y = y
				
				if y > max_y:
					max_y = y
		
	# 2. unpack the area to a list 
	var crop_w = max_x - min_x + 1
	var crop_h = max_y - min_y + 1
	
	var cropped_items = []
	for x in range(crop_w):
		for y in range(crop_h):
			var i = xy_to_index(min_x + x, min_y + y)
			cropped_items.append(get_item(i))
	
	var size = Vector2(crop_w, crop_h)
	
	return [cropped_items, size]

func get_item(i):
	return Items.get_id_from_string($CraftingGrid.get_child(i).type)

func is_item_at(i):
	pass

func xy_to_index(x,y):
	return cols * y + x