Fix multi-tile buildings for shrinking

src/js/core/rectangle.js

@@ -72,7 +72,7 @@ export class Rectangle {
     /**
      * Returns if this rectangle is equal to the other while taking an epsilon into account
      * @param {Rectangle} other
-     * @param {number} epsilon
+     * @param {number} [epsilon]
      */
     equalsEpsilon(other, epsilon) {
         return (

src/js/game/modes/puzzle_edit.js

@@ -68,9 +68,11 @@ export class PuzzleEditGameMode extends PuzzleGameMode {
         const newZone = this.createCenteredRectangle(this.zoneWidth + w, this.zoneHeight + h);
         const entities = this.root.entityMgr.entities;
 
+        // @fixme find a better way to check this
         for (const entity of entities) {
-            const point = entity.components.StaticMapEntity.origin;
-            if (!newZone.containsPoint(point.x, point.y)) {
+            const staticComp = entity.components.StaticMapEntity;
+            const union = newZone.getUnion(staticComp.getTileSpaceBounds());
+            if (!union.equalsEpsilon(newZone)) {
                 return;
             }
         }

src/js/game/systems/zone.js

@@ -49,17 +49,14 @@ export class ZoneSystem extends GameSystem {
             transformed.y += tile.y;
         }
 
-        let withinAnyZone = false;
         for (const zone of zones) {
             const intersection = zone.getIntersection(transformed);
             if (intersection && intersection.w * intersection.h === transformed.w * transformed.h) {
-                withinAnyZone = true;
+                return;
             }
         }
 
-        if (!withinAnyZone) {
-            return STOP_PROPAGATION;
-        }
+        return STOP_PROPAGATION;
     }
 
     /**