Keyboard cursor support for Rectangles, from James H.

[sgt-puzzles.git] / puzzles.but

diff --git a/puzzles.but b/puzzles.but
index 7bcaafeeb585b8a166f5ccc088c7627b5919f159..cdb978f69a0a060831785967322d75d8084fc177 100644 (file)
--- a/puzzles.but
+++ b/puzzles.but
@@ -761,11 +761,19 @@ specification.
 
 \H{rectangles-controls} \I{controls, for Rectangles}Rectangles controls
 
-This game is played with the mouse.
+This game is played with the mouse or cursor keys.
+
+Left-click any edge to toggle it on or off, or left-click and drag to draw
+an entire rectangle (or line) on the grid in one go (removing any existing
+edges within that rectangle). Right-clicking and dragging will allow you
+to erase the contents of a rectangle without affecting its edges. 
 
-Left-click any edge to toggle it on or off, or click and drag to draw
-an entire rectangle (or line) on the grid in one go (removing any
-existing edges within that rectangle).
+Alternatively, use the cursor keys to move the position indicator
+around the board. Pressing the return key then allows you to use the
+cursor keys to drag a rectangle out from that position, and pressing
+the return key again completes the rectangle. Using the space bar
+instead of the return key allows you to erase the contents of a
+rectangle without affecting its edges, as above.
 
 When a rectangle of the correct size is completed, it will be shaded.
 
@@ -2263,6 +2271,13 @@ them, or destroy them by dropping them off the edge of the grid.
 pick it up and move it around to make it clearer. It will swivel
 constantly as you drag it, to stay pointed at its parent dot.)
 
+You can also use the cursor keys to move around the grid squares and
+lines.  Pressing the return key when over a grid line will draw or
+clear its edge, as above. Pressing the return key when over a dot will
+pick up an arrow, to be dropped the nest time the return key is
+pressed; this can also be used to move existing arrows around, removing
+them by dropping them on a dot or another arrow.
+
 (All the actions described in \k{common-actions} are also available.)
 
 \H{galaxies-parameters} \I{parameters, for Galaxies}Galaxies parameters
@@ -2315,6 +2330,12 @@ If you make a mistake, click the mouse in the incorrect square and
 press 0, Space, Backspace or Enter to clear it again (or use the Undo
 feature).
 
+You can also move around the grid with the cursor keys; typing a digit will
+fill the square containing the cursor with that number, or typing 0, Space,
+or Enter will clear it. You can also select multiple squares for numbering
+or clearing by using the return key, before typing a digit to fill in the
+highlighted squares (as above).
+
 (All the actions described in \k{common-actions} are also available.)
 
 \H{filling-parameters} \I{parameters, for Filling}Filling parameters