rename bkd -> track + change default color to lightgrey

ianhi · ianhi · commit ccaf7565417b · 2021-01-10T11:12:59.000-05:00
diff --git a/lib/matplotlib/widgets.py b/lib/matplotlib/widgets.py
@@ -330,7 +330,7 @@ def __init__(self, ax, label, valmin, valmax, valinit=0.5, valfmt=None,
                  closedmin=True, closedmax=True, slidermin=None,
                  slidermax=None, dragging=True, valstep=None,
                  orientation='horizontal', *, initcolor='r',
-                 bkd_color='grey', handle_color_grabbed=None,
+                 track_color='lightgrey', handle_color_grabbed=None,
                  handle_color_released='white', handle_edgecolor='.75',
                  handle_size=10, **kwargs):
         """
@@ -383,9 +383,9 @@ def __init__(self, ax, label, valmin, valmax, valinit=0.5, valfmt=None,
             The color of the line at the *valinit* position. Set to ``'none'``
             for no line.
 
-        bkd_color : color, default: 'grey'
-            The background color of the slider. The background is accesible for
-            further styling via the *bkd* attribute.
+        track_color : color, default: 'lightgrey'
+            The color of the backgrond track. The track is accesible for
+            further styling via the *track* attribute.
 
         handle_color_grabbed : color or None, default: None
             The color of the circular slider handle when grabbed. If *None*
@@ -424,14 +424,14 @@ def __init__(self, ax, label, valmin, valmax, valinit=0.5, valfmt=None,
         self.val = valinit
         self.valinit = valinit
         if orientation == 'vertical':
-            self.bkd = Rectangle((.25, 0), .5, 1, transform=ax.transAxes, facecolor=bkd_color)
-            ax.add_patch(self.bkd)
+            self.track = Rectangle((.25, 0), .5, 1, transform=ax.transAxes, facecolor=track_color)
+            ax.add_patch(self.track)
             self.poly = ax.axhspan(valmin, valinit, .25, .75, **kwargs)
             self.hline = ax.axhline(valinit, .25, .75, color=initcolor, lw=1)
             handleXY = [[0.5], [valinit]]
         else:
-            self.bkd = Rectangle((0, .25), 1, .5, transform=ax.transAxes, facecolor=bkd_color)
-            ax.add_patch(self.bkd)
+            self.track = Rectangle((0, .25), 1, .5, transform=ax.transAxes, facecolor=track_color)
+            ax.add_patch(self.track)
             self.poly = ax.axvspan(valmin, valinit, .25, .75, **kwargs)
             self.vline = ax.axvline(valinit, .25, .75, color=initcolor, lw=1)
             handleXY = [[valinit], [0.5]]
@@ -606,7 +606,7 @@ def __init__(
         dragging=True,
         valstep=None,
         orientation="horizontal",
-        bkd_color='grey',
+        track_color='lightgrey',
         handle_color_grabbed=None,
         handle_color_released='white',
         handle_edgecolor='.75',
@@ -651,9 +651,9 @@ def __init__(
         orientation : {'horizontal', 'vertical'}, default: 'horizontal'
             The orientation of the slider.
 
-        bkd_color : color, default: 'grey'
-            The background color of the slider. The background is accesible for
-            further styling via the *bkd* attribute.
+        track_color : color, default: 'lightgrey'
+            The color of the backgrond track. The track is accesible for
+            further styling via the *track* attribute.
 
         handle_color_grabbed : color or None, default: None
             The color of the circular slider handles when grabbed. If *None*
@@ -689,20 +689,20 @@ def __init__(
         self.val = valinit
         self.valinit = valinit
         if orientation == "vertical":
-            self.bkd = Rectangle((.25, 0), .5, 2,
+            self.track = Rectangle((.25, 0), .5, 2,
                                  transform=ax.transAxes,
-                                 facecolor=bkd_color
+                                 facecolor=track_color
                                 )
-            ax.add_patch(self.bkd)
+            ax.add_patch(self.track)
             self.poly = ax.axhspan(valinit[0], valinit[1], 0, 1, **kwargs)
             handleXY_1 = [.5, valinit[0]]
             handleXY_2 = [.5, valinit[1]]
         else:
-            self.bkd = Rectangle((0, .25), 1, .5,
+            self.track = Rectangle((0, .25), 1, .5,
                                  transform=ax.transAxes,
-                                 facecolor=bkd_color
+                                 facecolor=track_color
                                  )
-            ax.add_patch(self.bkd)
+            ax.add_patch(self.track)
             self.poly = ax.axvspan(valinit[0], valinit[1], 0, 1, **kwargs)
             handleXY_1 = [valinit[0], .5]
             handleXY_2 = [valinit[1], .5]
