shithub: puzzles

Info  •  Files  •  Log  •  Branches

mines: Ensure highlights don't vanish at small tile sizes

The highlights for covered squares now have a minimum width of 1 pixel,
which means that Mines is comfortably playabale down to about 8 pixel
tilesize, below which the numbers become unreadable.

--- a/mines.c

+++ b/mines.c

@@ -34,8 +34,8 @@

 #else

 #define BORDER (TILE_SIZE * 3 / 2)

 #endif

-#define HIGHLIGHT_WIDTH (TILE_SIZE / 10)

-#define OUTER_HIGHLIGHT_WIDTH (BORDER / 10)

+#define HIGHLIGHT_WIDTH (TILE_SIZE / 10 ? TILE_SIZE / 10 : 1)

+#define OUTER_HIGHLIGHT_WIDTH (BORDER / 10 ? BORDER / 10 : 1)

 #define COORD(x)  ( (x) * TILE_SIZE + BORDER )

 #define FROMCOORD(x)  ( ((x) - BORDER + TILE_SIZE) / TILE_SIZE - 1 )