Draw the countdown frames for the time bomb, and improve its artwork

js/tileset.js

@@ -137,8 +137,13 @@ export const CC2_TILESET_LAYOUT = {
     },
 
     dynamite: [0, 4],
-    // FIXME lit frames
-    dynamite_lit: [0, 4],
+    dynamite_lit: {
+        0: [0, 4],
+        1: [1, 4],
+        2: [2, 4],
+        3: [3, 4],
+        4: [4, 4],
+    },
     bomb: [5, 4],
     green_bomb: [6, 4],
     // TODO bomb fuse tile, ugh

js/tiletypes.js

@@ -1,4 +1,4 @@
-import { COLLISION, DIRECTIONS, DIRECTION_ORDER, DRAW_LAYERS } from './defs.js';
+import { COLLISION, DIRECTIONS, DIRECTION_ORDER, DRAW_LAYERS, TICS_PER_SECOND } from './defs.js';
 import { random_choice } from './util.js';
 
 function activate_me(me, level) {
@@ -2301,6 +2301,10 @@ const TILE_TYPES = {
                 }
             }
         },
+        visual_state(me) {
+            // 0 1 2 3 4
+            return Math.min(4, Math.max(0, Math.floor((me.timer ?? 0) / TICS_PER_SECOND)));
+        },
     },
     bowling_ball: {
         draw_layer: DRAW_LAYERS.item,