Fix chevron directions

app/src/main/java/com/todoroo/astrid/adapter/SubheaderViewHolder.kt

@@ -42,12 +42,12 @@ internal class SubheaderViewHolder(
             }
             else -> errorIcon.visibility = View.GONE
         }
-        rotation = if (subheader.isCollapsed) 180f else 0f
+        rotation = if (subheader.isCollapsed) -180f else 0f
         chevron.rotation = rotation
     }
 
     private fun rotate() {
-        rotation = if (rotation == 0f) 180f else 0f
+        rotation = if (rotation == 0f) -180f else 0f
         chevron.animate().rotation(rotation).setDuration(250).start()
     }
 

app/src/main/java/org/tasks/tasklist/HeaderViewHolder.kt

@@ -35,13 +35,13 @@ class HeaderViewHolder(
             row.visibility = View.VISIBLE
             this.title.text = header
             this.title.setTextColor(section.headerColor(context, sortMode))
-            rotation = if (section.collapsed) 180f else 0f
+            rotation = if (section.collapsed) -180f else 0f
             chevron.rotation = rotation
         }
     }
 
     private fun rotate() {
-        rotation = if (rotation == 0f) 180f else 0f
+        rotation = if (rotation == 0f) -180f else 0f
         chevron.animate().rotation(rotation).setDuration(250).start()
     }
 

app/src/main/res/layout/filter_adapter_subheader.xml

@@ -22,7 +22,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:padding="@dimen/half_keyline_first"
-        android:src="@drawable/ic_keyboard_arrow_down_black_24dp"
+        android:src="@drawable/ic_keyboard_arrow_up_black_24dp"
         app:tint="@color/icon_tint_with_alpha"
         android:layout_toStartOf="@id/add_item"
         android:layout_alignWithParentIfMissing="true"

app/src/main/res/layout/task_adapter_header.xml

@@ -25,7 +25,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:padding="@dimen/keyline_first"
-        android:src="@drawable/ic_keyboard_arrow_down_black_24dp"
+        android:src="@drawable/ic_keyboard_arrow_up_black_24dp"
         app:tint="@color/text_tertiary" />
 
 </RelativeLayout>