shithub: puzzles

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Display improvements to Range.

Make the grid look a lot less heavy; enhance highlighting of error
clues; highlight enclosed small regions much more prettily.

--- a/range.c

+++ b/range.c

@@ -1694,8 +1694,6 @@

     if (!ds->started) {

         ds->started = TRUE;

         draw_rect(dr, 0, 0, wpx, hpx, COL_BACKGROUND);

-	draw_rect(dr, BORDER-1, BORDER-1,

-		  ds->tilesize*w+2, ds->tilesize*h+2, COL_GRID);

         draw_update(dr, 0, 0, wpx, hpx);

     }

@@ -1727,17 +1725,15 @@

                         cell.flash || cell.cursor ?

                         COL_LOWLIGHT : COL_BACKGROUND);

-    draw_rect        (draw, x, y, ts, ts, colour);

-    draw_rect_outline(draw, x, y, ts, ts, COL_GRID);

+    draw_rect_outline(draw, x,     y,     ts + 1, ts + 1, COL_GRID);

+    draw_rect        (draw, x + 1, y + 1, ts - 1, ts - 1, colour);

+    if (cell.error)

+	draw_rect_outline(draw, x + 1, y + 1, ts - 1, ts - 1, COL_ERROR);

     switch (cell.value) {

       case WHITE: draw_rect(draw, tx - dotsz / 2, ty - dotsz / 2, dotsz, dotsz,

 			    cell.error ? COL_ERROR : COL_USER);

-      case BLACK: break;

-      case EMPTY:

-        if (cell.error)

-            draw_circle(draw, tx, ty, dotsz / 2, COL_ERROR, COL_GRID);

-        break;

+      case BLACK: case EMPTY: break;

       default:

 	{

 	    int const colour = (cell.error ? COL_ERROR : COL_GRID);

@@ -1748,7 +1744,7 @@

 	}

     }

-    draw_update(draw, x, y, ts, ts);

+    draw_update(draw, x, y, ts + 1, ts + 1);

 }

 static int game_timing_state(const game_state *state, game_ui *ui)