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Improve internal algorithm for TapGesture

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This commit is contained in:
Pavel fljot 2012-07-13 18:08:07 +03:00
parent ed2efc1954
commit c5f91e6de1
1 changed files with 6 additions and 8 deletions
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14
src/org/gestouch/gestures/TapGesture.as
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@ -14,7 +14,6 @@ package org.gestouch.gestures
*/ */
[Event(name="gestureTap", type="org.gestouch.events.TapGestureEvent")] [Event(name="gestureTap", type="org.gestouch.events.TapGestureEvent")]
/** /**
* TODO: check failing conditions (iDevice)
* *
* @author Pavel fljot * @author Pavel fljot
*/ */
@ -22,7 +21,7 @@ package org.gestouch.gestures
{ {
public var numTouchesRequired:uint = 1; public var numTouchesRequired:uint = 1;
public var numTapsRequired:uint = 1; public var numTapsRequired:uint = 1;
public var slop:Number = Gesture.DEFAULT_SLOP; public var slop:Number = Gesture.DEFAULT_SLOP << 2;//iOS has 45px for 132 dpi screen
public var maxTapDelay:uint = 400; public var maxTapDelay:uint = 400;
public var maxTapDuration:uint = 1500; public var maxTapDuration:uint = 1500;
@ -50,17 +49,17 @@ package org.gestouch.gestures
return TapGesture; return TapGesture;
} }
override public function reset():void override public function reset():void
{ {
_numTouchesRequiredReached = false; _numTouchesRequiredReached = false;
_tapCounter = 0; _tapCounter = 0;
_timer.reset(); _timer.reset();
super.reset(); super.reset();
} }
override public function canPreventGesture(preventedGesture:Gesture):Boolean override public function canPreventGesture(preventedGesture:Gesture):Boolean
{ {
if (preventedGesture is TapGesture && if (preventedGesture is TapGesture &&
@ -106,8 +105,8 @@ package org.gestouch.gestures
if (touchesCount == numTouchesRequired) if (touchesCount == numTouchesRequired)
{ {
_numTouchesRequiredReached = true; _numTouchesRequiredReached = true;
updateLocation(); updateLocation();
} }
} }
@ -125,7 +124,6 @@ package org.gestouch.gestures
{ {
if (!_numTouchesRequiredReached) if (!_numTouchesRequiredReached)
{ {
//TODO: check this condition on iDevice
setState(GestureState.FAILED); setState(GestureState.FAILED);
} }
else if (touchesCount == 0) else if (touchesCount == 0)