Range: add pencil marks to squares by Shift-cursor keys.

[sgt-puzzles.git] / puzzles.but

diff --git a/puzzles.but b/puzzles.but
index 80727c603b6834a89408c63dab04f1f0b8334259..e22c438c000d197ba3c80da9c05ebad9d73930df 100644 (file)
--- a/puzzles.but
+++ b/puzzles.but
@@ -897,6 +897,10 @@ You can also move around the grid with the cursor keys. Pressing the
 return key will cycle the current cell through empty, then black, then
 white, then empty, and the space bar does the same cycle in reverse.
 
+Moving the cursor while holding Control will colour the moved-over
+squares black.  Holding Shift will colour the moved-over squares
+white, and holding both will colour them grey.
+
 (All the actions described in \k{common-actions} are also available.)
 
 \H{pattern-parameters} \I{parameters, for Pattern}Pattern parameters
@@ -2913,7 +2917,9 @@ dotted or empty) in opposite directions.
 
 You can also use the cursor keys to move around the grid squares.
 Pressing Return does the same as clicking with the left button, while
-pressing Space does the same as a right button click.
+pressing Space does the same as a right button click.  Moving with the
+cursor keys while holding Shift will place dots in all squares that
+are moved through.
 
 (All the actions described in \k{common-actions} are also available.)