From: Jacob Nevins <jacobn@chiark.greenend.org.uk>
Date: Fri, 16 Mar 2007 13:32:43 +0000 (+0000)
Subject: Disallow clicks between squares.
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=sgt-puzzles.git;a=commitdiff_plain;h=02cd67ecb676cb1296d29630483e786f4f0303f6

Disallow clicks between squares.

[originally from svn r7400]
---

diff --git a/unequal.c b/unequal.c
index 91ae118..acc33d7 100644
--- a/unequal.c
+++ b/unequal.c
@@ -1266,7 +1266,8 @@ static char *interpret_move(game_state *state, game_ui *ui, game_drawstate *ds,
 
     button &= ~MOD_MASK;
 
-    if (x >= 0 && x < ds->order && y >= 0 && y < ds->order) {
+    if (x >= 0 && x < ds->order && ((ox - COORD(x)) <= TILE_SIZE) &&
+        y >= 0 && y < ds->order && ((oy - COORD(y)) <= TILE_SIZE)) {
         if (button == LEFT_BUTTON) {
             /* normal highlighting for non-immutable squares */
             if (GRID(state, flags, x, y) & F_IMMUTABLE)