锚定Box04

锚定Box04示例

  1. from matplotlib.patches import Ellipse
  2. import matplotlib.pyplot as plt
  3. from matplotlib.offsetbox import (AnchoredOffsetbox, DrawingArea, HPacker,
  4.                                   TextArea)
  7. fig, ax = plt.subplots(figsize=(3, 3))
  9. box1 = TextArea(" Test : ", textprops=dict(color="k"))
  11. box2 = DrawingArea(60, 20, 0, 0)
  12. el1 = Ellipse((10, 10), width=16, height=5, angle=30, fc="r")
  13. el2 = Ellipse((30, 10), width=16, height=5, angle=170, fc="g")
  14. el3 = Ellipse((50, 10), width=16, height=5, angle=230, fc="b")
  15. box2.add_artist(el1)
  16. box2.add_artist(el2)
  17. box2.add_artist(el3)
  19. box = HPacker(children=[box1, box2],
  20.               align="center",
  21.               pad=0, sep=5)
  23. anchored_box = AnchoredOffsetbox(loc='lower left',
  24.                                  child=box, pad=0.,
  25.                                  frameon=True,
  26.                                  bbox_to_anchor=(0., 1.02),
  27.                                  bbox_transform=ax.transAxes,
  28.                                  borderpad=0.,
  29.                                  )
  31. ax.add_artist(anchored_box)
  33. fig.subplots_adjust(top=0.8)
  34. plt.show()

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