Add comment on the dimensions of the key preview plane

yawnoc · yawnoc · commit 6ad665069bdf · 2022-02-13T11:30:57.000+08:00
Specifically, that it matches the dimensions of the main input plane.
diff --git a/app/src/main/java/io/github/yawnoc/strokeinput/KeyPreviewPlane.java b/app/src/main/java/io/github/yawnoc/strokeinput/KeyPreviewPlane.java
@@ -26,6 +26,7 @@
 
 /*
   A plane for key previews.
+  Matches the dimensions of its sibling, the main input plane.
 */
 public class KeyPreviewPlane
   extends View
