generated from mwc/project_drawing
f41cffdf23
I was struggling how to draw an oval for my penguin. I needed to look up videos/read up how to do it. I also had to look up how to set the size of the image. I found it really difficult to just start the penguin, but once I got the shapes I felt more comfortable.
105 lines
2.8 KiB
Python
105 lines
2.8 KiB
Python
# drawing.py
|
|
# ----------
|
|
# By Ilma Buraira
|
|
#
|
|
# Draws the image of penguins on an iceberg
|
|
# (Briefly describe what this program does.)
|
|
|
|
import turtle
|
|
from math import cos, sin, pi, radians
|
|
|
|
# ---------- Setup ----------
|
|
turtle.setup(1000, 600)
|
|
screen = turtle.Screen()
|
|
screen.title("Penguin on Ice (with real ovals)")
|
|
screen.bgcolor("white")
|
|
|
|
t = turtle.Turtle(visible=False)
|
|
t.speed(0)
|
|
t.pensize(3)
|
|
t.pencolor("black")
|
|
|
|
# ---------- Helpers ----------
|
|
def move_to(x, y):
|
|
t.penup(); t.goto(x, y); t.pendown()
|
|
|
|
def filled_rect(x1, y1, x2, y2, fill, outline="black"):
|
|
t.pencolor(outline)
|
|
t.fillcolor(fill)
|
|
move_to(x1, y1)
|
|
t.begin_fill()
|
|
t.goto(x2, y1)
|
|
t.goto(x2, y2)
|
|
t.goto(x1, y2)
|
|
t.goto(x1, y1)
|
|
t.end_fill()
|
|
|
|
def draw_oval(cx, cy, rx, ry, tilt=0, fill=None, steps=180):
|
|
"""Parametric ellipse; steps controls smoothness."""
|
|
ang = radians(tilt)
|
|
def R(x, y): # rotate (x,y) by tilt
|
|
return (x*cos(ang) - y*sin(ang), x*sin(ang) + y*cos(ang))
|
|
|
|
t.fillcolor(fill if fill else "")
|
|
move_to(cx + rx, cy) # start at angle 0
|
|
if fill:
|
|
t.begin_fill()
|
|
for i in range(1, steps + 1):
|
|
theta = 2*pi*i/steps
|
|
x, y = rx*cos(theta), ry*sin(theta)
|
|
xr, yr = R(x, y)
|
|
t.goto(cx + xr, cy + yr)
|
|
if fill:
|
|
t.end_fill()
|
|
|
|
def poly(points, fill=None):
|
|
if fill: t.fillcolor(fill); t.begin_fill()
|
|
move_to(*points[0])
|
|
for p in points[1:]:
|
|
t.goto(*p)
|
|
t.goto(*points[0])
|
|
if fill: t.end_fill()
|
|
|
|
def right_triangle(ax, ay, leg1, leg2, angle=0, fill=None):
|
|
"""Right angle at (ax, ay). leg1 along 'angle' degrees, leg2 perpendicular."""
|
|
a = radians(angle)
|
|
B = (ax + leg1*cos(a), ay + leg1*sin(a)) # along angle
|
|
C = (ax - leg2*sin(a), ay + leg2*cos(a)) # 90° to the left
|
|
poly([(ax, ay), B, C], fill=fill)
|
|
|
|
# ---------- Scene ----------
|
|
# Ocean (bottom half)
|
|
filled_rect(-500, -60, 500, -300, fill="#3d44c6", outline="#3d44c6")
|
|
|
|
# Ice block (white with light gray outline)
|
|
t.pensize(4)
|
|
filled_rect(-500, -60, 120, -150, fill="white", outline="#7f7f7f")
|
|
|
|
# ---------- Penguin (line-art) ----------
|
|
t.pensize(3)
|
|
t.pencolor("black")
|
|
|
|
# Body (tall oval)
|
|
draw_oval(60, 10, rx=28, ry=70, tilt=0, fill="black") # outer body
|
|
# Belly (smaller inner oval)
|
|
draw_oval(78, 12, rx=12, ry=65, tilt=0,fill="white")
|
|
# Arm (middle oval)
|
|
draw_oval(63, -5, rx=13, ry=30, tilt=0, fill="black")
|
|
|
|
# Head (circle = oval with equal radii)
|
|
draw_oval(78, 80, rx=25, ry=25, fill="black")
|
|
|
|
# Beak (little triangle pointing right)
|
|
right_triangle(92, 60, 25, 20, fill="gold")
|
|
|
|
# Feet (two small triangles resting on ice)
|
|
right_triangle(70, -60, 35, 15, fill="gold")
|
|
|
|
#first penguin starts outer body(60,10)
|
|
# belly (78,12)
|
|
# arm (63,-5)
|
|
# head (78,80)
|
|
# beak (92, 60)
|
|
# feet (70, -60)
|
|
|
|
input() |