【爱心上面可以加字】Python爱心代码，简单又好看

目录

前言

一、爱心代码展示

 二、完整代码

前言

最近都快要被动态爱心刷屏了，今天跟大家带来不一样的爱心代码，可以在爱心中央写下你想要的字！
可以用Python来实现它，会Python的朋友们赶快收藏起来。

一、爱心代码展示
 

代码运行之后就是这样的啦，简直是表白，道歉神器！

 二、完整代码

复杂粘贴格式容易出问题，大家记得要改正一下哦。
加字的代码在后面，大家替换成自己想要的文字就可以啦！

1. import random
3. from math import sin, cos, pi, log
5. from tkinter import *
7. CANVAS_WIDTH = 640
9. CANVAS_HEIGHT = 480
11. CANVAS_CENTER_X = CANVAS_WIDTH / 2
13. CANVAS_CENTER_Y = CANVAS_HEIGHT / 2
15. IMAGE_ENLARGE = 11
17. HEART_COLOR = "#FF99CC"
23. def center_window(root, width, height):
25. screenwidth = root.winfo_screenwidth() # 获取显示屏宽度
27. screenheight = root.winfo_screenheight() # 获取显示屏高度
29. size = '%dx%d+%d+%d' % (width, height, (screenwidth - width) /
31. 2, (screenheight - height) / 2) # 设置窗口居中参数
33. root.geometry(size) # 让窗口居中显示
39. def heart_function(t, shrink_ratio: float = IMAGE_ENLARGE):
41. x = 16 * (sin(t) ** 3)
43. y = -(13 * cos(t) - 5 * cos(2 * t) - 2 * cos(3 * t) - cos(4 * t))
45. # 放大
47. x *= shrink_ratio
49. y *= shrink_ratio
51. # 移到画布中央
53. x += CANVAS_CENTER_X
55. y += CANVAS_CENTER_Y
57. return int(x), int(y)
63. def scatter_inside(x, y, beta=0.15):
65. ratio_x = - beta * log(random.random())
67. ratio_y = - beta * log(random.random())
69. dx = ratio_x * (x - CANVAS_CENTER_X)
71. dy = ratio_y * (y - CANVAS_CENTER_Y)
73. return x - dx, y - dy
79. def shrink(x, y, ratio):
81. force = -1 / (((x - CANVAS_CENTER_X) ** 2 +
83. (y - CANVAS_CENTER_Y) ** 2) ** 0.6)
85. dx = ratio * force * (x - CANVAS_CENTER_X)
87. dy = ratio * force * (y - CANVAS_CENTER_Y)
89. return x - dx, y - dy
95. def curve(p):
97. return 2 * (2 * sin(4 * p)) / (2 * pi)
103. class Heart:
105. def __init__(self, generate_frame=20):
107. self._points = set() # 原始爱心坐标集合
109. self._edge_diffusion_points = set() # 边缘扩散效果点坐标集合
111. self._center_diffusion_points = set() # 中心扩散效果点坐标集合
113. self.all_points = {} # 每帧动态点坐标
115. self.build(2000)
117. self.random_halo = 1000
119. self.generate_frame = generate_frame
121. for frame in range(generate_frame):
123. self.calc(frame)
127. def build(self, number):
129. for _ in range(number):
131. t = random.uniform(0, 2 * pi)
133. x, y = heart_function(t)
135. self._points.add((x, y))
137. # 爱心内扩散
139. for _x, _y in list(self._points):
141. for _ in range(3):
143. x, y = scatter_inside(_x, _y, 0.05)
145. self._edge_diffusion_points.add((x, y))
147. # 爱心内再次扩散
149. point_list = list(self._points)
151. for _ in range(4000):
153. x, y = random.choice(point_list)
155. x, y = scatter_inside(x, y, 0.17)
157. self._center_diffusion_points.add((x, y))
161. @staticmethod
163. def calc_position(x, y, ratio):
165. force = 1 / (((x - CANVAS_CENTER_X) ** 2 +
167. (y - CANVAS_CENTER_Y) ** 2) ** 0.520)
169. dx = ratio * force * (x - CANVAS_CENTER_X) + random.randint(-1, 1)
171. dy = ratio * force * (y - CANVAS_CENTER_Y) + random.randint(-1, 1)
173. return x - dx, y - dy
177. def calc(self, generate_frame):
179. ratio = 10 * curve(generate_frame / 10 * pi)
181. halo_radius = int(4 + 6 * (1 + curve(generate_frame / 10 * pi)))
183. halo_number = int(
185. 3000 + 4000 * abs(curve(generate_frame / 10 * pi) ** 2))
187. all_points = []
189. # 光环
191. heart_halo_point = set()
193. for _ in range(halo_number):
195. t = random.uniform(0, 2 * pi)
197. x, y = heart_function(t, shrink_ratio=11.6)
199. x, y = shrink(x, y, halo_radius)
201. if (x, y) not in heart_halo_point:
203. heart_halo_point.add((x, y))
205. x += random.randint(-14, 14)
207. y += random.randint(-14, 14)
209. size = random.choice((1, 2, 2))
211. all_points.append((x, y, size))
213. # 轮廓
215. for x, y in self._points:
217. x, y = self.calc_position(x, y, ratio)
219. size = random.randint(1, 3)
221. all_points.append((x, y, size))
223. # 内容
225. for x, y in self._edge_diffusion_points:
227. x, y = self.calc_position(x, y, ratio)
229. size = random.randint(1, 2)
231. all_points.append((x, y, size))
233. self.all_points[generate_frame] = all_points
235. for x, y in self._center_diffusion_points:
237. x, y = self.calc_position(x, y, ratio)
239. size = random.randint(1, 2)
241. all_points.append((x, y, size))
243. self.all_points[generate_frame] = all_points
247. def render(self, render_canvas, render_frame):
249. for x, y, size in self.all_points[render_frame % self.generate_frame]:
251. render_canvas.create_rectangle(
253. x, y, x + size, y + size, width=0, fill=HEART_COLOR)
259. def draw(main: Tk, render_canvas: Canvas, render_heart: Heart, render_frame=0):
261. render_canvas.delete('all')
263. render_heart.render(render_canvas, render_frame)
265. main.after(160, draw, main, render_canvas, render_heart, render_frame + 1)
271. if __name__ == '__main__':
273. root = Tk()
275. root.title("爱心")
277. center_window(root, CANVAS_WIDTH, CANVAS_HEIGHT) # 窗口居中显示
279. canvas = Canvas(root, bg='black', height=CANVAS_HEIGHT, width=CANVAS_WIDTH)
281. canvas.pack()
283. heart = Heart()
285. draw(root, canvas, heart)
287. Label(root, text="你想要替换的文字", bg="black", fg="#FF99CC", font="Helvetic 20 bold").place(
289. relx=.5, rely=.5, anchor=CENTER)
291. root.mainloop()