Patch from Mark Wooding to introduce a draw_thick_line() function in

[sgt/puzzles] / unequal.c

diff --git a/unequal.c b/unequal.c
index 8c56509..f21f579 100644 (file)
--- a/unequal.c
+++ b/unequal.c
@@ -98,10 +98,9 @@ struct game_state {
 #define TITLE(upper,title,func,lower) #title,
 #define ENCODE(upper,title,func,lower) #lower
 #define CONFIG(upper,title,func,lower) ":" #title
-enum { DIFFLIST(ENUM) DIFF_IMPOSSIBLE = diff_impossible, DIFF_AMBIGUOUS = diff_ambiguous, DIFF_UNFINISHED = diff_unfinished };
+enum { DIFFLIST(ENUM) DIFFCOUNT, DIFF_IMPOSSIBLE = diff_impossible, DIFF_AMBIGUOUS = diff_ambiguous, DIFF_UNFINISHED = diff_unfinished };
 static char const *const unequal_diffnames[] = { DIFFLIST(TITLE) };
 static char const unequal_diffchars[] = DIFFLIST(ENCODE);
-#define DIFFCOUNT lenof(unequal_diffchars)
 #define DIFFCONFIG DIFFLIST(CONFIG)
 
 #define DEFAULT_PRESET 0
@@ -1310,7 +1309,7 @@ static char *solve_game(game_state *state, game_state *currstate,
         if (!(solved->flags[r] & F_IMMUTABLE))
             solved->nums[r] = 0;
     }
-    r = solver_state(solved, DIFFCOUNT);
+    r = solver_state(solved, DIFFCOUNT-1);   /* always use full solver */
     if (r > 0) ret = latin_desc(solved->nums, solved->order);
     free_game(solved);
     return ret;
@@ -1602,8 +1601,21 @@ static void game_free_drawstate(drawing *dr, game_drawstate *ds)
 static void draw_gt(drawing *dr, int ox, int oy,
                     int dx1, int dy1, int dx2, int dy2, int col)
 {
-    draw_line(dr, ox, oy, ox+dx1, oy+dy1, col);
-    draw_line(dr, ox+dx1, oy+dy1, ox+dx1+dx2, oy+dy1+dy2, col);
+    int coords[12];
+    int xdx = (dx1+dx2 ? 0 : 1), xdy = (dx1+dx2 ? 1 : 0);
+    coords[0] = ox + xdx;
+    coords[1] = oy + xdy;
+    coords[2] = ox + xdx + dx1;
+    coords[3] = oy + xdy + dy1;
+    coords[4] = ox + xdx + dx1 + dx2;
+    coords[5] = oy + xdy + dy1 + dy2;
+    coords[6] = ox - xdx + dx1 + dx2;
+    coords[7] = oy - xdy + dy1 + dy2;
+    coords[8] = ox - xdx + dx1;
+    coords[9] = oy - xdy + dy1;
+    coords[10] = ox - xdx;
+    coords[11] = oy - xdy;
+    draw_polygon(dr, coords, 6, col, col);
 }
 
 static void draw_gts(drawing *dr, game_drawstate *ds, int ox, int oy,
@@ -1889,7 +1901,7 @@ static void game_print(drawing *dr, game_state *state, int tilesize)
                       FONT_VARIABLE, TILE_SIZE/2, ALIGN_VCENTRE | ALIGN_HCENTRE,
                       ink, str);
 
-            if (ds->adjacent)
+            if (state->adjacent)
                 draw_adjs(dr, ds, ox, oy, GRID(state, flags, x, y), ink);
             else
                 draw_gts(dr, ds, ox, oy, GRID(state, flags, x, y), ink);