Function collides

src/core/collision.ts:19–31

(l1: LayoutItem, l2: LayoutItem)

 * @returns true if the items collide
 */
export function collides(l1: LayoutItem, l2: LayoutItem): boolean {
  // Same element - can't collide with itself
  if (l1.i === l2.i) return false;

  // Check if bounding boxes don't overlap (any gap means no collision)
  if (l1.x + l1.w <= l2.x) return false; // l1 is completely left of l2
  if (l1.x >= l2.x + l2.w) return false; // l1 is completely right of l2
  if (l1.y + l1.h <= l2.y) return false; // l1 is completely above l2
  if (l1.y >= l2.y + l2.h) return false; // l1 is completely below l2

  // Bounding boxes overlap
  return true;
}

/**
 * Find the first item in the layout that collides with the given item.