Initial commit

proof.py

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+# proof.py
+# By Chris Proctor
+#
+# Draws a proof sheet, showing each letter in `typeface`
+# at two different sizes. 
+
+# ---------------------------------------------------------
+# ⚠️  You don't need to read or understand this code. 
+# Some of the code uses techniques you haven't learned yet. 
+# That said, feel free to poke around and don't hesistate to 
+# ask if you're curious.
+
+from turtle import *
+from grid import draw_grid, GRID_ROWS
+from superturtle.movement import no_delay
+import typeface
+
+GRID_COLOR = "lightgrey"
+GRID_SIZE = 1
+LETTER_COLOR = "black"
+LETTER_SIZE = 3
+LETTERS_PER_ROW = 7
+ALPHABET = "abcdefghijklmnopqrstuvwxyz"
+
+def fly(distance):
+    penup()
+    forward(distance)
+    pendown()
+
+def flyto(x, y):
+    penup()
+    goto(x, y)
+    pendown()
+
+def go_to_next_line(unit):
+    right(180)
+    fly((GRID_ROWS + 1) * LETTERS_PER_ROW * unit)
+    left(90)
+    fly((GRID_ROWS + 1) * unit)
+    left(90)
+
+def draw_proof_sheet(unit):
+    rows = ((len(ALPHABET) - 1) // LETTERS_PER_ROW) + 1
+    left(90)
+    fly((GRID_ROWS + 1) * (rows - 1) * unit)
+    right(90)
+    for i, letter in enumerate(ALPHABET):
+        if i > 0 and i % LETTERS_PER_ROW == 0:
+            go_to_next_line(unit)
+        color(GRID_COLOR)
+        pensize(GRID_SIZE)
+        draw_grid(unit)
+        color(LETTER_COLOR)
+        pensize(LETTER_SIZE)
+        letter_function = getattr(typeface, f"draw_letter_{letter}")
+        letter_function(unit)
+        fly((GRID_ROWS + 1) * unit)
+    fly((GRID_ROWS + 1) * (len(ALPHABET) % LETTERS_PER_ROW) * -unit)
+
+with no_delay():
+    flyto(-310, -60)
+    draw_proof_sheet(10)
+    flyto(-310, -260)
+    draw_proof_sheet(5)
+input()
+