generated from mwc/problemset_typeface
213 lines
3.8 KiB
Python
213 lines
3.8 KiB
Python
# typeface.py
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# By Chris Proctor and _________
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# Contains one function for each letter in the English alphabet.
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# Each function should draw its letter at a scale of `unit`, and then
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# return back to the same position and heading where it started.
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# Note: The `sqrt` function from math may be helpful--if you want to
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# move the turtle along the diagonal of a square with side length x,
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# the turtle should move a distance of sqrt(x)
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from turtle import *
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from math import sqrt
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from math import atan
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from math import degrees
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def fly(distance):
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penup()
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forward(distance)
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pendown()
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def draw_letter_a(unit):
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outer_angle = degrees(atan((3*unit)/(8*unit))) #defines outer angle turns in degrees
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inner_angle = degrees(atan((7*unit)/(3*unit))) #defines inner angle turns in degrees
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outer_side = unit*sqrt(73) #length of outer part of letter A
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inner_side = unit*sqrt(58) #length of inner part of letter A
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left(90-outer_angle)
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forward(outer_side)
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right(90-outer_angle)
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forward(unit*2)
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right(90-outer_angle)
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forward(outer_side)
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right(90+outer_angle)
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forward(unit)
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right(inner_angle)
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forward(.43*inner_side)
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left(inner_angle)
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forward(3.4*unit)
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penup()
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back(3.4*unit)
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right(inner_angle)
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forward(.14*(inner_side))
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pendown()
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left(inner_angle)
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forward(2.6*unit)
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penup()
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back(2.6*unit)
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right(inner_angle)
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pendown()
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forward(.43*(inner_side))
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left(2*inner_angle)
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forward(.43*(inner_side))
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penup()
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forward(.14*(inner_side))
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pendown()
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forward(.43*(inner_side))
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right(inner_angle)
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forward(unit)
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right(180)
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def draw_letter_b(unit):
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pass
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def draw_letter_c(unit):
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pass
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def draw_letter_d(unit): #makes the arc part of the letter D for both outer and inner parts
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def d_arc(size_factor): #size_factor is the size of the arc part of the D
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forward(0.5*size_factor)
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circle(0.5*size_factor,180)
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forward(0.5*size_factor)
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left(90)
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forward(size_factor)
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d_arc(8*unit)
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left(90)
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fly(unit)
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left(90)
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fly(unit)
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right(90)
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d_arc(6*unit)
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fly(unit)
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right(90)
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fly(unit)
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right(180)
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def draw_letter_e(unit):
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forward(8*unit)
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left(90)
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forward(1*unit)
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left(90)
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forward(7*unit)
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right(90)
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forward(2.5*unit)
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right(90)
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forward(7*unit)
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left(90)
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forward(1*unit)
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left(90)
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forward(7*unit)
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right(90)
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forward(2.5*unit)
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right(90)
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forward(7*unit)
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left(90)
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forward(1*unit)
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left(90)
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forward(8*unit)
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left(90)
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forward(8*unit)
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left(90)
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def draw_letter_f(unit):
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pass
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def draw_letter_g(unit):
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pass
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def draw_letter_h(unit):
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pass
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def draw_letter_i(unit):
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pass
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def draw_letter_j(unit):
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pass
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def draw_letter_k(unit):
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pass
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def draw_letter_l(unit):
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pass
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def draw_letter_m(unit):
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pass
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def draw_letter_n(unit):
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pass
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def draw_letter_o(unit):
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pass
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def draw_letter_p(unit):
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pass
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def draw_letter_q(unit):
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pass
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def draw_letter_r(unit):
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pass
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def draw_letter_s(unit):
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pass
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def draw_letter_t(unit):
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pass
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def draw_letter_u(unit):
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pass
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def draw_letter_v(unit):
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pass
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def draw_letter_w(unit):
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pass
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def draw_letter_x(unit):
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def half_x():
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left(45)
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forward((3/7)*sqrt(98)*unit)
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fly(sqrt(2)*unit)
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forward((3/7)*sqrt(98)*unit)
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left(90)
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forward(sqrt(2)*unit)
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left(90)
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forward((3/7)*sqrt(98)*unit)
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fly(sqrt(2)*unit)
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forward((3/7)*sqrt(98)*unit)
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left(90)
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forward(sqrt(2)*unit)
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fly(unit)
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half_x()
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left(45)
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fly(unit*7)
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left(90)
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fly(unit)
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half_x()
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right(135)
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fly(unit)
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right(90)
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fly(8*unit)
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right(180)
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def draw_letter_y(unit):
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pass
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def draw_letter_z(unit):
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pass
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