commit 93847dfc3c1ce070b60952f8c6c3d6a308d61628
Author: Leszek Koltunski <leszek@koltunski.pl>
Date:   Mon Dec 6 13:24:21 2021 +0100

    Progress with Object Config UI.

diff --git a/src/main/java/org/distorted/config/ConfigScreenPane.java b/src/main/java/org/distorted/config/ConfigScreenPane.java
index 90d74ef6..670ed654 100644
--- a/src/main/java/org/distorted/config/ConfigScreenPane.java
+++ b/src/main/java/org/distorted/config/ConfigScreenPane.java
@@ -49,24 +49,6 @@ public class ConfigScreenPane
     R.id.configDifficulty4
     };
 
-  private static final int[] CHECK =
-    {
-    R.drawable.diff_check0,
-    R.drawable.diff_check1,
-    R.drawable.diff_check2,
-    R.drawable.diff_check3,
-    R.drawable.diff_check4,
-    };
-
-  private static final int[] UNCHECK =
-    {
-    R.drawable.diff_uncheck0,
-    R.drawable.diff_uncheck1,
-    R.drawable.diff_uncheck2,
-    R.drawable.diff_uncheck3,
-    R.drawable.diff_uncheck4,
-    };
-
   private static final int NUM_IMAGES = IMAGES.length;
   private static final float PADDING_RATIO = 0.015f;
   private static final float TEXT_RATIO    = 0.025f;
@@ -114,7 +96,7 @@ public class ConfigScreenPane
     for(int i=0; i<NUM_IMAGES; i++)
       {
       ImageView image = layout.findViewById(IMAGES[i]);
-      image.setImageResource( i==difficulty ? CHECK[i] : UNCHECK[i] );
+      image.setImageResource( i==difficulty ? R.drawable.ui_difficulty_checked : R.drawable.ui_difficulty_unchecked );
       }
     }
 
diff --git a/src/main/res/drawable/diff_check0.png b/src/main/res/drawable/diff_check0.png
deleted file mode 100644
index cb31052d..00000000
Binary files a/src/main/res/drawable/diff_check0.png and /dev/null differ
diff --git a/src/main/res/drawable/diff_check1.png b/src/main/res/drawable/diff_check1.png
deleted file mode 100644
index fa0ad085..00000000
Binary files a/src/main/res/drawable/diff_check1.png and /dev/null differ
diff --git a/src/main/res/drawable/diff_check2.png b/src/main/res/drawable/diff_check2.png
deleted file mode 100644
index b78c75b0..00000000
Binary files a/src/main/res/drawable/diff_check2.png and /dev/null differ
diff --git a/src/main/res/drawable/diff_check3.png b/src/main/res/drawable/diff_check3.png
deleted file mode 100644
index 064d8fbe..00000000
Binary files a/src/main/res/drawable/diff_check3.png and /dev/null differ
diff --git a/src/main/res/drawable/diff_check4.png b/src/main/res/drawable/diff_check4.png
deleted file mode 100644
index 5fa4e294..00000000
Binary files a/src/main/res/drawable/diff_check4.png and /dev/null differ
diff --git a/src/main/res/drawable/diff_uncheck0.png b/src/main/res/drawable/diff_uncheck0.png
deleted file mode 100644
index 82276625..00000000
Binary files a/src/main/res/drawable/diff_uncheck0.png and /dev/null differ
diff --git a/src/main/res/drawable/diff_uncheck1.png b/src/main/res/drawable/diff_uncheck1.png
deleted file mode 100644
index 1d448a6f..00000000
Binary files a/src/main/res/drawable/diff_uncheck1.png and /dev/null differ
diff --git a/src/main/res/drawable/diff_uncheck2.png b/src/main/res/drawable/diff_uncheck2.png
deleted file mode 100644
index 0728b608..00000000
Binary files a/src/main/res/drawable/diff_uncheck2.png and /dev/null differ
diff --git a/src/main/res/drawable/diff_uncheck3.png b/src/main/res/drawable/diff_uncheck3.png
deleted file mode 100644
index d479a286..00000000
Binary files a/src/main/res/drawable/diff_uncheck3.png and /dev/null differ
diff --git a/src/main/res/drawable/diff_uncheck4.png b/src/main/res/drawable/diff_uncheck4.png
deleted file mode 100644
index 5ad2bf3b..00000000
Binary files a/src/main/res/drawable/diff_uncheck4.png and /dev/null differ
diff --git a/src/main/res/layout/config_difficulty.xml b/src/main/res/layout/config_difficulty.xml
index 3b837b78..c36c7fbc 100644
--- a/src/main/res/layout/config_difficulty.xml
+++ b/src/main/res/layout/config_difficulty.xml
@@ -38,7 +38,7 @@
              android:layout_width="0dp"
              android:layout_height="match_parent"
              android:layout_weight="1"
-             android:src="@drawable/diff_uncheck0"/>
+             android:src="@drawable/ui_difficulty_unchecked"/>
 
         <ImageView
              android:id="@+id/configDifficulty1"
@@ -46,7 +46,7 @@
              android:layout_height="match_parent"
              android:layout_weight="1"
              android:gravity="center"
-             android:src="@drawable/diff_uncheck1"/>
+             android:src="@drawable/ui_difficulty_unchecked"/>
 
         <ImageView
              android:id="@+id/configDifficulty2"
@@ -54,7 +54,7 @@
              android:layout_height="match_parent"
              android:layout_weight="1"
              android:gravity="center"
-             android:src="@drawable/diff_uncheck2"/>
+             android:src="@drawable/ui_difficulty_unchecked"/>
 
         <ImageView
              android:id="@+id/configDifficulty3"
@@ -62,7 +62,7 @@
              android:layout_height="match_parent"
              android:layout_weight="1"
              android:gravity="center"
-             android:src="@drawable/diff_uncheck3"/>
+             android:src="@drawable/ui_difficulty_unchecked"/>
 
         <ImageView
              android:id="@+id/configDifficulty4"
@@ -70,7 +70,7 @@
              android:layout_height="match_parent"
              android:layout_weight="1"
              android:gravity="center"
-             android:src="@drawable/diff_uncheck4"/>
+             android:src="@drawable/ui_difficulty_unchecked"/>
 
     </LinearLayout>