refactor shape elements add responder system.

refactor shape elements add responder system.
Just iOS.

ios/Text/UIBezierPath-Points.h

@@ -0,0 +1,27 @@
+/**
+ * Copyright (c) 2015-present, Horcrux.
+ * All rights reserved.
+ *
+ * This source code is licensed under the MIT-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/*
+ Erica Sadun, http://ericasadun.com
+ iPhone Developer's Cookbook, 6.x Edition
+ BSD License, Use at your own risk
+ */
+
+#import <Foundation/Foundation.h>
+#import <UIKit/UIKit.h>
+
+@interface UIBezierPath (Points)
+@property (nonatomic, readonly) NSArray *points;
+@property (nonatomic, readonly) NSArray *bezierElements;
+@property (nonatomic, readonly) CGFloat length;
+
+- (NSArray *) pointPercentArray;
+- (CGPoint) pointAtPercent: (CGFloat) percent withSlope: (CGPoint *) slope;
++ (UIBezierPath *) pathWithPoints: (NSArray *) points;
++ (UIBezierPath *) pathWithElements: (NSArray *) elements;
+@end