Add private Artist-level autoscale participation flag

Author: Archiljain

lib/matplotlib/artist.py

@@ -225,6 +225,7 @@ def __init__(self):
         self._path_effects = mpl.rcParams['path.effects']
         self._sticky_edges = _XYPair([], [])
         self._in_layout = True
+        self._in_autoscale = True
 
     def __getstate__(self):
         d = self.__dict__.copy()
@@ -902,7 +903,17 @@ def get_in_layout(self):
         ``fig.savefig(fname, bbox_inches='tight')``.
         """
         return self._in_layout
+    
+    def get_in_autoscale(self):
+        """
+        Return boolean flag, ``True`` if artist is included in autoscaling
+        calculations.
 
+        E.g. :ref:`autoscaling_guide` and
+        `.Axes.relim()`.
+        """
+        return self._in_autoscale
+    
     def _fully_clipped_to_axes(self):
         """
         Return a boolean flag, ``True`` if the artist is clipped to the Axes
@@ -1132,6 +1143,18 @@ def set_in_layout(self, in_layout):
         """
         self._in_layout = in_layout
 
+    def set_in_autoscale(self, in_autoscale):
+        """
+        Set if artist is to be included in autoscaling calculations,
+        E.g. :ref:`autoscaling_guide` and
+        `.Axes.relim()`.
+
+        Parameters
+        ----------
+        in_autoscale : bool
+        """
+        self._in_autoscale = in_autoscale
+
     def get_label(self):
         """Return the label used for this artist in the legend."""
         return self._label

lib/matplotlib/axes/_base.py

@@ -2606,15 +2606,15 @@ def relim(self, visible_only=False):
 
         for artist in self._children:
             if not visible_only or artist.get_visible():
+                if not artist.get_in_autoscale():
+                    continue
                 if isinstance(artist, mlines.Line2D):
                     self._update_line_limits(artist)
                 elif isinstance(artist, mpatches.Patch):
                     self._update_patch_limits(artist)
                 elif isinstance(artist, mimage.AxesImage):
                     self._update_image_limits(artist)
-                elif isinstance(artist, mcollections.Collection):
-                 self._update_collection_limits(artist)
-
+               
     def update_datalim(self, xys, updatex=True, updatey=True):
         """
         Extend the `~.Axes.dataLim` Bbox to include the given points.