fix: use same default alignment for FillBar base/fill

Fixes #53

Author: kalekundert

glooey/themes/golden.py

@@ -211,6 +211,7 @@ class Base(glooey.Background):
         custom_left = assets.image('fill_bars/basic/base_left.png')
         custom_center = assets.texture('fill_bars/basic/base_center.png')
         custom_right = assets.image('fill_bars/basic/base_right.png')
+        custom_alignment = 'fill horz'
         custom_htile = True
 
     class Fill(glooey.Background):
@@ -244,6 +245,7 @@ class Base(glooey.Background):
         custom_left = assets.image('fill_bars/fancy/base_left.png')
         custom_center = assets.texture('fill_bars/fancy/base_center.png')
         custom_right = assets.image('fill_bars/fancy/base_right.png')
+        custom_alignment = 'fill horz'
         custom_htile = True
 
     class Fill(glooey.Background):

tests/issues/53.py

@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+
+import pyglet
+import glooey.themes.golden as golden
+
+print("Fill should be superimposed on base, not separated.")
+
+window = pyglet.window.Window()
+gui = golden.Gui(window)
+bar = golden.FancyFillBar()
+gui.add(bar)
+
+bar.fraction_filled = .5
+
+pyglet.app.run()