Dashpoint标签

Dashpoint标签示例

  1. import matplotlib.pyplot as plt
  3. DATA = ((1, 3),
  4.         (2, 4),
  5.         (3, 1),
  6.         (4, 2))
  7. # dash_style =
  8. #     direction, length, (text)rotation, dashrotation, push
  9. # (The parameters are varied to show their effects, not for visual appeal).
  10. dash_style = (
  11.     (0, 20, -15, 30, 10),
  12.     (1, 30, 0, 15, 10),
  13.     (0, 40, 15, 15, 10),
  14.     (1, 20, 30, 60, 10))
  16. fig, ax = plt.subplots()
  18. (x, y) = zip(*DATA)
  19. ax.plot(x, y, marker='o')
  20. for i in range(len(DATA)):
  21.     (x, y) = DATA[i]
  22.     (dd, dl, r, dr, dp) = dash_style[i]
  23.     t = ax.text(x, y, str((x, y)), withdash=True,
  24.                 dashdirection=dd,
  25.                 dashlength=dl,
  26.                 rotation=r,
  27.                 dashrotation=dr,
  28.                 dashpush=dp,
  29.                 )
  31. ax.set_xlim((0, 5))
  32. ax.set_ylim((0, 5))
  34. plt.show()

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