import turtle COLOURS = ["white", "red", "blue"] def load_flag(filename): flag = [] f = open(filename) file_contents = f.read() f.close() lines = file_contents.split("\n") for line in lines: colours = line.split(",") row = [] for colour in colours: row.append(int(colour)) flag.append(row) return flag def draw_rect(width, height): for i in range(2): t.forward(width) t.right(90) t.forward(height) t.right(90) def draw_flag(flag, x, y, width, height): # calculate sizes rows = len(flag) cols = len(flag[0]) pixel_width = width / cols pixel_height = height / rows # draw each pixel for i_x in range(cols): for i_y in range(rows): # set colour i_colour = flag[i_y][i_x] colour = COLOURS[i_colour] t.color(colour) # go to start point t.pu() t.goto(x, y) t.forward(pixel_width * i_x) t.left(90) t.forward(pixel_height * i_y) t.right(90) t.pd() # draw pixel t.begin_fill() draw_rect(pixel_width, pixel_height) t.end_fill() # draw background t = turtle.Turtle() t.speed(0) t.pu() t.goto(-200, 200) t.pd() t.color("green") t.begin_fill() draw_rect(400, 400) t.end_fill() # draw flags english_flag = load_flag("england.txt") t.left(10) draw_flag(english_flag, -100, 0, 150, 100) danish_flag = load_flag("denmark.txt") t.right(20) draw_flag(danish_flag, 0, 0, 150, 100) # Challenges: # 1) Change the colours on line 2 # 2) Use t.write to add the team names # 3) Create new flags in different files