@class NSArray, NSMutableDictionary, NSValue; @interface CKQuadTreeNode : NSObject { CKQuadTreeNode *_topRight; CKQuadTreeNode *_topLeft; CKQuadTreeNode *_bottomLeft; CKQuadTreeNode *_bottomRight; NSMutableDictionary *_userInfo; } @property (readonly, nonatomic) struct CGRect { struct CGPoint { double x; double y; } origin; struct CGSize { double width; double height; } size; } bounds; @property (readonly, nonatomic, getter=isLeaf) BOOL leaf; @property (readonly, copy, nonatomic) NSArray *nodes; @property (retain, nonatomic) NSValue *point; - (id)init; - (void)setObject:(id)a0 forKey:(id)a1; - (id)description; - (void).cxx_destruct; - (id)initWithBounds:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0; - (id)debugDescription; - (id)objectForKey:(id)a0; - (id)debugDescriptionWithLevel:(long long)a0; - (void)insertPoint:(struct CGPoint { double x0; double x1; })a0; - (id)nodeForPoint:(struct CGPoint { double x0; double x1; })a0; - (void)visit:(id /* block */)a0; @end