Map Render 0.1

map_render.gd

extends Node2D
var cell_id = 0
var map_data = {}
var map_width
var map_height
var tileset = []
var layers
var cell_sprite

func render_tiles(x):
	cell_id = 0
	for layer in layers:
		if layer.name == x:
			for y in range(0,map_height):
				for x in range(0,map_width):
					var sprite = Sprite.new()
					cell_sprite = int(layer.data[cell_id])
					if cell_sprite != 0:
						var texture = load("res://"+tileset[cell_sprite-1])
						sprite.set_texture(texture)
						sprite.set_name("sprite_"+str(cell_id))
						sprite.set_pos(Vector2(x*32,y*32))
						add_child(sprite)
					cell_id += 1

func _ready():

	#load json into map_data
	var json = File.new()
	json.open("res://map.json",1)
	map_data.parse_json(json.get_as_text())
	
	#get map width and height
	map_width = map_data["width"]
	map_height = map_data["height"]
	
	#get assets, FIXME: not parsed with json, this is a workaround
	var tileString = str(map_data["tilesets"][0].tiles)
	var tileArray = tileString.split(",")
	var tile_file
	for tile in tileArray:
		tile_file = tile.split(":")[2]
		tile_file = tile_file.substr(0,tile_file.length()-2)
		tileset.append(tile_file)
		
	#layers
	layers = map_data["layers"]
	render_tiles("ground")
	render_tiles("water")
	#render_tiles("trees")
	#render_tiles("trees_top")
	#render_tiles("gold")
	#render_tiles("decorative")
	#render_tiles("obstacles")