擅长:python、mysql、java
<p>要从<code>Axes</code>实例<code>ax</code>获取转换,可以使用</p>
<pre><code>axis_to_data = ax.transAxes + ax.transData.inverted()
points_data = axis_to_data.transform(points_axis)
data_to_axis = axis_to_data.inverted()
numpy.testing.assert_allclose(points_axis, data_to_axis.transform(points_data))
</code></pre>