Rewrote Move Reminder screen

Data/Scripts/016b_UI redesign/000_UI_base.rb

@@ -363,16 +363,36 @@ module UI
 
     #---------------------------------------------------------------------------
 
+    def set_viewport_color(new_color)
+      @viewport.color = new_color
+    end
+
     def fade_in
-      # TODO: pbFadeInAndShow changes the colour of all sprites. Make it instead
-      #       change the opacity of @viewport like def pbFadeOutIn.
-      pbFadeInAndShow(@sprites)
+      duration = 0.4   # In seconds
+      col = Color.new(0, 0, 0, 0)
+      timer_start = System.uptime
+      loop do
+        col.set(0, 0, 0, lerp(255, 0, duration, timer_start, System.uptime))
+        set_viewport_color(col)
+        Graphics.update
+        Input.update
+        update_visuals
+        break if col.alpha == 0
+      end
     end
 
     def fade_out
-      # TODO: pbFadeOutAndHide changes the colour of all sprites. Make it
-      #       instead change the opacity of @viewport like def pbFadeOutIn.
-      pbFadeOutAndHide(@sprites)
+      duration = 0.4   # In seconds
+      col = Color.new(0, 0, 0, 0)
+      timer_start = System.uptime
+      loop do
+        col.set(0, 0, 0, lerp(0, 255, duration, timer_start, System.uptime))
+        set_viewport_color(col)
+        Graphics.update
+        Input.update
+        update_visuals
+        break if col.alpha == 255
+      end
     end
 
     def dispose