Zegar

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Kolejny prosty programik napisany w Pythonie 3+ z wykorzystaniem modułu tkinter, którego celem jest nic innego jak tylko wyświetlanie bieżącego czasu. Oto kod tego programu:

Listing 1
  1. #!/usr/bin/env python
  2. # -*- coding: utf-8 -*-
  3. # program created by owner of page obliczeniowo.jcom.pl
  4. # Licence GPL-3.0 www.gnu.org/licenses/gpl-3.0.en.html
  6. import tkinter as tk
  8. import time as tm
  9. import datetime as dt
  11. import math as mt
  13. def main():
  15. window = tk.Tk()
  17. class Clock:
  18. def __init__(self, window):
  19. self.window = window
  20. self.width = 500
  21. self.height = 500
  22. self.c_draw = tk.Canvas(window, width = self.width, height = self.height)
  23. self.c_draw.pack()
  24. self.settime()
  25. def draw(self):
  26. self.c_draw.delete("all")
  27. l = []
  28. self.c_draw.create_oval([10,10,self.width - 10, self.height - 10], fill="#aaaaaa")
  29. self.c_draw.create_oval([30,30,self.width - 30, self.height - 30], fill="white")
  30. self.c_draw.create_oval([60,60,self.width - 60, self.height - 60], fill="white")
  31. p = [self.width / 2, self.height / 2]
  32. ray = self.width / 2 - 60
  33. raymax = 7
  34. for i in range(12):
  35. p2 = [p[0] + ray * mt.sin(mt.radians(i * 30)), p[1] + ray * mt.cos(mt.radians(i * 30))]
  36. self.c_draw.create_oval([p2[0] - raymax, p2[1] - raymax, p2[0] + raymax, p2[1] + raymax], fill="black")
  37. raymin = 3
  38. for i in range(60):
  39. p2 = [p[0] + ray * mt.sin(mt.radians(i * 6)), p[1] + ray * mt.cos(mt.radians(i * 6))]
  40. self.c_draw.create_oval([p2[0] - raymin, p2[1] - raymin, p2[0] + raymin, p2[1] + raymin], fill="white")
  41. w_min_ray = self.width / 2 - 160
  42. self.c_draw.create_line([p[0], p[1], p[0] + w_min_ray * mt.sin(mt.radians(360 * (self.hour * 60 + self.minutes) / 720)), p[1] - w_min_ray * mt.cos(mt.radians(360 * (self.hour * 60 + self.minutes) / 720))], width = 5., fill='#aaaaaa')
  43. w_max_ray = self.width / 2 - 60
  44. self.c_draw.create_line([p[0], p[1], p[0] + w_max_ray * mt.sin(mt.radians(360 * (self.minutes * 60 + self.seconds) / 3600)), p[1] - w_max_ray * mt.cos(mt.radians(360 * (self.minutes * 60 + self.seconds) / 3600))], width = 4., fill='#aaaaaa')
  45. self.c_draw.create_line([p[0], p[1], p[0] + w_max_ray * mt.sin(mt.radians(360 * self.seconds / 60)), p[1] - w_max_ray * mt.cos(mt.radians(360 * self.seconds / 60))], width = 2., fill='black')
  46. def settime(self):
  47. t = tm.localtime()
  48. self.hour = t.tm_hour % 12
  49. self.minutes = t.tm_min
  50. self.seconds = t.tm_sec
  51. self.window.title("Clock" + str(dt.datetime.now().time()).split(".")[0])
  52. self.draw()
  53. self.window.after(1000, self.settime)
  55. cl = Clock(window)
  56. cl.draw()
  58. window.mainloop()
  60. return 0
  62. if __name__ == '__main__':
  63. main()

Poniżej zamieszczam screen programu.

Screen programu Zegar napisanego w Pythonie 3+
Rys. 1
Screen programu Zegar napisanego w Pythonie 3+.

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