lab_iteration/tile_grid.py

45 lines
1.2 KiB
Python

# tile_grid.py
# ------------
# By MWC Contributors
#
# Implements `draw_tile_grid`, which draws a grid of tiles.
from turtle import *
from tile import fly
def draw_tile_grid(width, height, tile_size, tile_function):
"""Draws a (width x height) grid, with tile_function drawn on each tile.
(To draw width, moves to x origin then moves up one row to create tile size then returns to the original
moves to the right 90 for the width, moves to the left 90 for the height then goes back to the origin
and repeats)
"""
for y in range(height):
for x in range(width):
tile_function(tile_size)
fly(tile_size)
return_to_x_origin(tile_size, width)
move_up_one_row(tile_size)
return_to_y_origin(tile_size, height)
def return_to_x_origin(tile_size, width):
"After drawing a row of tiles, returns the turtle to the starting x position"
fly(-1 * tile_size * width)
def return_to_y_origin(tile_size, height):
"After drawing all rows of tiles, returns the turtle to the starting y position"
right(90)
fly(tile_size * height)
left(90)
def move_up_one_row(tile_size):
"Moves the turtle up one row"
left(90)
fly(tile_size)
right(90)