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drawCxk.py
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"""
drawCxk.py
Author:zenglw@ZhiHu
URL:https://zhuanlan.zhihu.com/p/635666512
"""
import turtle as t
import math
t.setup(1000, 750) #设置窗口大小
t.setworldcoordinates(-800,-600,800,600) #设置坐标系
t.title('I am ikun!!')
t.width(8)
t.speed(0)
t.pencolor('black')
#以圆心和半径画圆
def my_circle(rad,c_x,c_y,color=None):
if color is not None:
t.fillcolor(color)
t.begin_fill()
t.penup()
t.setheading(0)
t.goto(c_x,c_y-rad)
t.pendown()
t.circle(rad)
if color is not None:
t.end_fill()
#求θ角度方向上椭圆的坐标
def get_ellipse_xy(a,b,theta):
if theta < 0:theta=theta+math.pi*2
x = a * b / math.sqrt(b * b + a * a * math.tan(theta) * math.tan(theta))
if theta < math.pi/2:
return {'x':x,'y':x*math.tan(theta)}
elif theta < math.pi:
return {'x':x*(-1),'y':x*(-1)*math.tan(theta)}
elif theta < math.pi*3/2:
return {'x':x*(-1),'y':x*(-1)*math.tan(theta)}
else:
return {'x': x, 'y': x*math.tan(theta)}
# 画一个椭圆，shape为椭圆形状参数，start_ang、end_ang为起始角度(相对于椭圆中心）
# shape = {"X0": 0,"Y0": 0,"a": 200,"b": 100,"angle": math.pi/3}
def draw_ellipse(shape, start_ang, end_ang, color=None):
if color is not None:
t.fillcolor(color)
t.begin_fill()
a = shape['a']
b = shape['b']
shape_ang = shape['angle']
theta = start_ang - shape_ang
x1, y1 = get_ellipse_xy(a, b, theta).values()
x = shape['X0'] + x1 * math.cos(shape_ang) - y1 * math.sin(shape_ang)
y = shape['Y0'] + x1 * math.sin(shape_ang) + y1 * math.cos(shape_ang)
t.penup()
t.goto(x,y)
t.pendown()
step = math.pi/180*2 # 以方位角2°一步
num_steps = math.ceil((end_ang-start_ang)/step) # 总步数
for i in range(num_steps):
theta = theta + step
x1, y1 = get_ellipse_xy(a, b, theta).values()
t.goto(shape['X0'] + x1 * math.cos(shape_ang) - y1 * math.sin(shape_ang),
shape['Y0'] + x1 * math.sin(shape_ang) + y1 * math.cos(shape_ang))
if color is not None:
t.end_fill()
#画篮球
my_circle(150, -206, -212, '#BA7148')
baskt_line1 = {"X0": -120,"Y0": -34,"a": 186,"b": 162,"angle": 0}
draw_ellipse(baskt_line1, math.pi / 180 * 198, math.pi / 180 * 290)
baskt_line2 = {"X0": -294,"Y0": -402,"a": 186,"b": 162,"angle": 0}
draw_ellipse(baskt_line2, math.pi / 180 * 21, math.pi / 180 * 110)
t.penup()
t.goto(-346,-160)
t.pendown()
t.goto(-66,-274)
# 画脸蛋
face = {"X0": 80,"Y0": -22,"a": 256,"b": 198,"angle": 0}
draw_ellipse(face, 0, math.pi * 2, '#F5D477')
#眼睛
my_circle(77, 63, 41, 'white')
my_circle(68, 217, 41, 'white')
my_circle(24, 100, 34, 'black')
my_circle(24, 244, 34, 'black')
#嘴巴
t.width(5)
mouth = {"X0": 145, "Y0": -73, "a": 75, "b": 53, "angle": 0}
draw_ellipse(mouth, 0, math.pi * 2, '#F4A644')
mouse_line = {"X0": 138,"Y0": -40,"a": 92,"b": 53,"angle": 0}
draw_ellipse(mouse_line, math.pi / 180 * 208, math.pi / 180 * 342, '#F4A644')
#腮红
t.width(1)
t.pencolor('#F5D477')
my_circle(62, -82, -62, 'red') # 左边
face_cheek = {"X0": 294,"Y0": -66,"a": 37,"b": 60,"angle": -math.pi/180*12}
draw_ellipse(face_cheek, 0, math.pi * 2, 'red') # 右边
#腮红有点遮住脸的轮廓，重新绘制一遍
t.pencolor('black')
t.width(8)
draw_ellipse(face, -math.pi / 3, math.pi / 3)
# 定义一个画polygon的函数
def draw_poly(poly_data,color=None):
x=poly_data['x']
y=poly_data['y']
t.penup()
t.goto(x[0], y[0])
t.pendown()
if color is not None:
t.fillcolor(color)
t.begin_fill()
for i in range(len(x)):
t.goto(x[i], y[i])
if color is not None:
t.end_fill()
# 画头发
poly_hair = {'x': [-258, -161, -74, 0, 55, 111, 211, 315, 362,
329, 293, 283, 269, 227, 269, 283, 208, 194,
160, 160, 85, 44, 61, 44, 31, 1, -33,
1, -60, -51, -60, -62, -129, -142, -144, -108,
-144, -142, -209, -216, -200, -216, -258],
'y': [57, 187, 238, 267, 251, 296, 260, 171,
47, -9, 29, 61, 110, 166, 110, 61, 72, 132,
178, 178, 174, 162, 206, 162,
29, 35, 54, 35, 4, 40, 4, -37, -45, -8, 71,
152, 71, -8, -31, 31, 90, 31, 57]
}
draw_poly(poly_hair, '#D0CED1')
# 头发下那个小三角
hair2 = {'x': [160, 114, 85], 'y': [178, 218, 174]}
draw_poly(hair2, '#797572')
# 衣服
poly_cloth = {'x': [-142, -112, -22, 50, 132, 218, 249, 247,
295, 328, 318, 321, 309, 338, 353, -167,
-150, -165, -166, -150, -162, -157, -142],
'y': [-135, -155, -144, -140, -150, -166, -163, -150,
-145, -165, -194, -233, -244, -290, -326, -328,
-248, -233, -209, -195, -167, -146, -135]
}
draw_poly(poly_cloth, '#222222')
cloth2 = {'x': [-58, 0, 89, 146, 205, 250, 212, 179, 89, 26, -27, -58],
'y': [-207, -203, -178, -184, -202, -208, -236, -246, -243, -237, -233, -207]
}
t.width(2)
draw_poly(cloth2, '#0A0A0C') #中间黑的那一块
# 左右背带
strap1 = {'x': [-150, -92, -57, -41, -39, -46], 'y': [-220, -227, -243, -277, -306, -328]}
strap2 = {'x': [309, 269, 238, 224, 222], 'y': [-222, -233, -257, -292, -326]}
t.width(18)
t.pencolor('#D3D1D4')
draw_poly(strap1)
draw_poly(strap2)
#中间背带
t.width(10)
strap3 = {'x': [-17, 90, 209, 90, 93],'y': [-251, -273, -248, -273, -290]}
draw_poly(strap3)
t.width(2)
t.pencolor('white')
my_circle(30, 97, -320, '#D1D1D3')
# 文字kun
k = {'x': [78, 78, 78, 88, 78, 88], 'y': [-312, -326, -319, -312, -319, -326]}
draw_poly(k)
u = {'x': [93, 93, 98, 103, 103], 'y': [-312, -323, -326, -323, -312]}
draw_poly(u)
n = {'x': [109, 109, 119, 119], 'y': [-326, -312, -326, -312]}
draw_poly(n)
t.resizemode("user")
t.shapesize(0.8, 0.8)
t.hideturtle()
t.done()