Configurable allowable movement. Also re-enabled shouldRecognizeSimultaneouslyWithGestureRecognizer:

CCHLinkTextView/CCHLinkGestureRecognizer.h

@@ -18,11 +18,15 @@ typedef enum {
 /** 
  A discreet gesture recognizer that sends action messages for touch down 
  (UIGestureRecognizerStateBegan), touch up for a tap (UIGestureRecognizerStateRecognized,
- isLongPress == NO), and touch up for a long press (UIGestureRecognizerStateRecognized, isLongPress == NO).
+ CCHLinkGestureRecognizerResultTap), touch up for a long press (UIGestureRecognizerStateRecognized,
+ CCHLinkGestureRecognizerResultLongPress), and touch up when gesture has failed (UIGestureRecognizerStateRecognized,
+ CCHLinkGestureRecognizerResultFailed).
  */
 @interface CCHLinkGestureRecognizer : UIGestureRecognizer
 
 @property (nonatomic, assign) CFTimeInterval minimumPressDuration;
+@property (nonatomic, assign) CGFloat allowableMovement;
+
 @property (nonatomic, assign) CCHLinkGestureRecognizerResult result;
 
 @end

CCHLinkTextView/CCHLinkGestureRecognizer.m

@@ -10,8 +10,6 @@
 
 #import <UIKit/UIGestureRecognizerSubclass.h>
 
-#define MAX_SQUARED_DISTANCE (10 * 10)
-
 @interface CCHLinkGestureRecognizer ()
 
 @property (nonatomic, assign) CGPoint initialPoint;
@@ -43,7 +41,12 @@
 
 - (void)setUp
 {
+    // Same defaults as UILongPressGestureRecognizer
     self.minimumPressDuration = 0.5;
+    self.allowableMovement = 10;
+    
+    self.result = CCHLinkGestureRecognizerResultUnknown;
+    self.initialPoint = CGPointZero;
 }
 
 - (void)reset
@@ -107,7 +110,7 @@
     CGFloat yDistance = (self.initialPoint.y - point.y);
     CGFloat squaredDistance = (xDistance * xDistance) + (yDistance * yDistance);
     
-    BOOL isClose = (squaredDistance <= MAX_SQUARED_DISTANCE);
+    BOOL isClose = (squaredDistance <= (self.allowableMovement * self.allowableMovement));
     return isClose;
 }
 

CCHLinkTextView/CCHLinkTextView.m

@@ -43,8 +43,9 @@
 {
     self.linkRanges = [NSMutableArray array];
     self.touchDownCharacterIndex = -1;
-
+    
     CCHLinkGestureRecognizer *linkGestureRecognizer = [[CCHLinkGestureRecognizer alloc] initWithTarget:self action:@selector(linkAction:)];
+    linkGestureRecognizer.delegate = self;
     [self addGestureRecognizer:linkGestureRecognizer];
 }