added set_background function

mmlv_library.py

@@ -4,23 +4,24 @@ The goal is to create a library that reads a mmlv file, and then creates variabl
 and just give it for example, mm1iceman = [1, 2, 3] , the 1 meaning that it's active and the 2 and 3 it's position in space. In the future there will be more inputs for settings of objects.
 It could also work by calling a function, say place_tile(tilename, x, y) and then do that for every tile placement call. That would separate the placing of tiles from the placing of objects and more.
 """
-
+### check if dependencies are met
 try:
     import configparser, os, definitions
     import requests
 except ModuleNotFoundError:
     print("module not found, please install configparser, requests, os and have the definitions.py in the same folder as mmlv_library.py")
     Exception(ModuleNotFoundError)
+
+### init global variables
 section = "Level"
 config = configparser.ConfigParser()
-#filename = "blank.mmlv"
-#config.read(filename) #this must be changed to support writing ONLY the changes when giving and argument in write_changes(), and not filename PLUS the changes. Todo: Enable Modifying of levels, not just creating.
 alias = definitions.aliases
 supported_values = definitions.supported_values
 max_x = 799
 max_y = 279
 max_room_x = 49
 max_room_y = 19
+###
 
 # converts from multiples of 16 to normal x and y values. for use in reading
 def conv_coordinates(x16, y16):
@@ -59,6 +60,9 @@ def write_changes(filename="sample.mmlv"):
     with open(filename, 'w') as configfile:
         config.write(configfile, space_around_delimiters=False)
 
+def set_global(option, value):
+    config.set(section, option, value)
+
 #done. returns what is available in the file. without values. So far unneeded
 def get_options():
     options = config.options(section)
@@ -253,6 +257,16 @@ def set_object(x, y, object_name="energy_element", setting="9999", object_type="
         else:
             value = "1"
         config.set(section, f"{key}{x16},{y16}", value)  #< I'll maybe add the set_player function here, because they are sort of objects. That way everything can be made through here.'
+
+def set_background(roomX, roomY, bg_id):
+    bg_id = str(bg_id)
+    coor = room_coordinates(roomX, roomY)
+    x = str(coor[0])
+    y = str(coor[1])
+    bg = alias["bg"]
+    if bg_id in definitions.background_names:
+        bg_id = definitions.background_names[bg_id]
+    config.set(section, f"{bg}{x},{y}", bg_id)
 """
 def list_tiles < this will return a list of tiles already on the level as a list each one with every of the 5 values for the 5 letters