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87 lines
2.9 KiB
Markdown
87 lines
2.9 KiB
Markdown
# 注释说明
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```python
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import matplotlib.pyplot as plt
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import matplotlib.patches as mpatches
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fig, axs = plt.subplots(2, 2)
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x1, y1 = 0.3, 0.3
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x2, y2 = 0.7, 0.7
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ax = axs.flat[0]
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ax.plot([x1, x2], [y1, y2], ".")
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el = mpatches.Ellipse((x1, y1), 0.3, 0.4, angle=30, alpha=0.2)
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ax.add_artist(el)
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ax.annotate("",
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xy=(x1, y1), xycoords='data',
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xytext=(x2, y2), textcoords='data',
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arrowprops=dict(arrowstyle="-",
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color="0.5",
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patchB=None,
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shrinkB=0,
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connectionstyle="arc3,rad=0.3",
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),
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)
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ax.text(.05, .95, "connect", transform=ax.transAxes, ha="left", va="top")
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ax = axs.flat[1]
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ax.plot([x1, x2], [y1, y2], ".")
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el = mpatches.Ellipse((x1, y1), 0.3, 0.4, angle=30, alpha=0.2)
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ax.add_artist(el)
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ax.annotate("",
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xy=(x1, y1), xycoords='data',
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xytext=(x2, y2), textcoords='data',
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arrowprops=dict(arrowstyle="-",
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color="0.5",
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patchB=el,
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shrinkB=0,
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connectionstyle="arc3,rad=0.3",
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),
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)
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ax.text(.05, .95, "clip", transform=ax.transAxes, ha="left", va="top")
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ax = axs.flat[2]
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ax.plot([x1, x2], [y1, y2], ".")
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el = mpatches.Ellipse((x1, y1), 0.3, 0.4, angle=30, alpha=0.2)
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ax.add_artist(el)
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ax.annotate("",
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xy=(x1, y1), xycoords='data',
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xytext=(x2, y2), textcoords='data',
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arrowprops=dict(arrowstyle="-",
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color="0.5",
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patchB=el,
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shrinkB=5,
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connectionstyle="arc3,rad=0.3",
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),
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)
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ax.text(.05, .95, "shrink", transform=ax.transAxes, ha="left", va="top")
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ax = axs.flat[3]
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ax.plot([x1, x2], [y1, y2], ".")
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el = mpatches.Ellipse((x1, y1), 0.3, 0.4, angle=30, alpha=0.2)
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ax.add_artist(el)
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ax.annotate("",
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xy=(x1, y1), xycoords='data',
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xytext=(x2, y2), textcoords='data',
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arrowprops=dict(arrowstyle="fancy",
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color="0.5",
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patchB=el,
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shrinkB=5,
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connectionstyle="arc3,rad=0.3",
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),
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)
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ax.text(.05, .95, "mutate", transform=ax.transAxes, ha="left", va="top")
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for ax in axs.flat:
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ax.set(xlim=(0, 1), ylim=(0, 1), xticks=[], yticks=[], aspect=1)
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plt.show()
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```
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## 下载这个示例
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- [下载python源码: annotate_explain.py](https://matplotlib.org/_downloads/annotate_explain.py)
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- [下载Jupyter notebook: annotate_explain.ipynb](https://matplotlib.org/_downloads/annotate_explain.ipynb) |