Interior algorithm taking its shape

proto3/godot/city/spaces_building_gen_2d.gd

@@ -0,0 +1,35 @@
+extends Node2D
+
+var graph = {
+	"entry": ["corridoor", "stairs"],
+	"corridoor": ["corridoor", "flat-door"]
+}
+
+var grid = []
+
+var spaces = []
+# Declare member variables here. Examples:
+# var a = 2
+# var b = "text"
+
+# Called when the node enters the scene tree for the first time.
+var space_color = []
+var xdim = 10
+var ydim = 10
+func _ready():
+	$Camera2D.current = true
+	grid.resize(10 * 10)
+	for e in graph.keys():
+		for k in [e] + graph[e]:
+			if !k in spaces:
+				spaces.push_back(k)
+				space_color.push_back(Color(randf(), randf(), randf(), 1))
+
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+#func _process(delta):
+#	pass
+
+func _draw():
+	draw_rect(Rect2(-10, -10, 20, 20), Color(1, 0, 0, 1))