Merge pull request matplotlib#21417 from anntzer/bu

Use Bbox.unit() more.

Author: QuLogic

examples/text_labels_and_annotations/angle_annotation.py

@@ -134,8 +134,7 @@ def get_size(self):
         if self.unit == "points":
             factor = self.ax.figure.dpi / 72.
         elif self.unit[:4] == "axes":
-            b = TransformedBbox(Bbox.from_bounds(0, 0, 1, 1),
-                                self.ax.transAxes)
+            b = TransformedBbox(Bbox.unit(), self.ax.transAxes)
             dic = {"max": max(b.width, b.height),
                    "min": min(b.width, b.height),
                    "width": b.width, "height": b.height}

lib/matplotlib/axes/_base.py

@@ -1877,7 +1877,7 @@ def apply_aspect(self, position=None):
             return
 
         trans = self.get_figure().transSubfigure
-        bb = mtransforms.Bbox.from_bounds(0, 0, 1, 1).transformed(trans)
+        bb = mtransforms.Bbox.unit().transformed(trans)
         # this is the physical aspect of the panel (or figure):
         fig_aspect = bb.height / bb.width
 

lib/matplotlib/axis.py

@@ -2259,9 +2259,8 @@ def set_default_intervals(self):
         self.stale = True
 
     def get_tick_space(self):
-        ends = mtransforms.Bbox.from_bounds(0, 0, 1, 1)
-        ends = ends.transformed(self.axes.transAxes -
-                                self.figure.dpi_scale_trans)
+        ends = mtransforms.Bbox.unit().transformed(
+            self.axes.transAxes - self.figure.dpi_scale_trans)
         length = ends.width * 72
         # There is a heuristic here that the aspect ratio of tick text
         # is no more than 3:1
@@ -2521,9 +2520,8 @@ def set_default_intervals(self):
         self.stale = True
 
     def get_tick_space(self):
-        ends = mtransforms.Bbox.from_bounds(0, 0, 1, 1)
-        ends = ends.transformed(self.axes.transAxes -
-                                self.figure.dpi_scale_trans)
+        ends = mtransforms.Bbox.unit().transformed(
+            self.axes.transAxes - self.figure.dpi_scale_trans)
         length = ends.height * 72
         # Having a spacing of at least 2 just looks good.
         size = self._get_tick_label_size('y') * 2

lib/mpl_toolkits/mplot3d/axes3d.py

@@ -364,7 +364,7 @@ def apply_aspect(self, position=None):
         # scales and box/datalim. Those are all irrelevant - all we need to do
         # is make sure our coordinate system is square.
         trans = self.get_figure().transSubfigure
-        bb = mtransforms.Bbox.from_bounds(0, 0, 1, 1).transformed(trans)
+        bb = mtransforms.Bbox.unit().transformed(trans)
         # this is the physical aspect of the panel (or figure):
         fig_aspect = bb.height / bb.width