Actuator restart

src/motion/Actuate.hx

@@ -73,6 +73,18 @@ class Actuate {
 	#end
 
 
+	private static function load<T> (actuator:GenericActuator<T>):Void {
+
+		var library = getLibrary (actuator.target);
+		if (library.indexOf (actuator) == -1) {
+
+			library.push (actuator);
+
+		}
+
+	}
+
+
 	private static function getLibrary<T> (target:T, allowCreation:Bool = true):Array<IGenericActuator> {
 
 		#if neko

src/motion/actuators/GenericActuator.hx

@@ -29,6 +29,7 @@ class GenericActuator<T> implements IGenericActuator {
 	private var _onPauseParams:Array <Dynamic>;
 	private var _reflect:Bool;
 	private var _repeat:Int;
+	private var _repeatTimes:Int;
 	private var _reverse:Bool;
 	private var _smartRotation:Bool;
 	private var _snapping:Bool;
@@ -40,6 +41,7 @@ class GenericActuator<T> implements IGenericActuator {
 		_autoVisible = true;
 		_delay = 0;
 		_reflect = false;
+		_repeatTimes = 0;
 		_repeat = 0;
 		_reverse = false;
 		_smartRotation = false;
@@ -146,6 +148,8 @@ class GenericActuator<T> implements IGenericActuator {
 
 	private function complete (sendEvent:Bool = true):Void {
 
+		Actuate.unload (this);
+
 		if (sendEvent) {
 
 			change ();
@@ -158,7 +162,6 @@ class GenericActuator<T> implements IGenericActuator {
 
 		}
 
-		Actuate.unload (this);
 
 	}
 
@@ -177,6 +180,21 @@ class GenericActuator<T> implements IGenericActuator {
 	}
 
 
+	/**
+	 * Starts the tween from the begining
+	 * @param	includeDelay	if the tween has delay this flag determines if the delay should be applied on restart or not
+	 * @return		The current actuator instance
+	 */
+	public function restart (includeDelay:Bool = false):GenericActuator<T> {
+
+		_reverse = false;
+		_repeat = _repeatTimes;
+
+		return this;
+
+	}
+
+
 	/**
 	 * Sets the easing which is used when running the tween
 	 * @param	easing		An easing equation, like Elastic.easeIn or Quad.easeOut
@@ -368,7 +386,7 @@ class GenericActuator<T> implements IGenericActuator {
 			times = -1;
 
 		}
-
+		_repeatTimes = times;
 		_repeat = times;
 
 		return this;

src/motion/actuators/IGenericActuator.hx

@@ -21,6 +21,13 @@ interface IGenericActuator {
 	 */
 	public function delay (duration:Float):IGenericActuator;
 
+	/**
+	 * Starts the tween from the begining
+	 * @param	includeDelay	if the tween has delay this flag determines if the delay should be applied on restart or not
+	 * @return		The current actuator instance
+	 */
+	public function restart (includeDelay:Bool = false):IGenericActuator;
+
 	/**
 	 * Sets the easing which is used when running the tween
 	 * @param	easing		An easing equation, like Elastic.easeIn or Quad.easeOut

src/motion/actuators/SimpleActuator.hx

@@ -19,7 +19,7 @@ import haxe.PosInfos;
 import haxe.Timer;
 #end
 
-
+@:access(motion.Actuate)
 class SimpleActuator<T, U> extends GenericActuator<T> {
 
 
@@ -61,19 +61,7 @@ class SimpleActuator<T, U> extends GenericActuator<T> {
 		setVisible = false;
 		toggleVisible = false;
 
-		#if !actuate_manual_time
-			#if (flash || nme || openfl)
-			startTime = Lib.getTimer () / 1000;
-			#elseif lime
-			startTime = System.getTimer () / 1000;
-			#elseif js
-			startTime = Browser.window.performance.now () / 1000;
-			#else
-			startTime = Timer.stamp ();
-			#end
-		#else
-		startTime = getTime();
-		#end
+		startTime = __getPlatformTime ();
 
 		super (target, duration, properties);
 
@@ -96,6 +84,23 @@ class SimpleActuator<T, U> extends GenericActuator<T> {
 
 	}
 
+	private static function __getPlatformTime ():Float {
+
+		#if !actuate_manual_time
+			#if (flash || nme || openfl)
+			return Lib.getTimer () / 1000;
+			#elseif lime
+			return System.getTimer () / 1000;
+			#elseif js
+			return Browser.window.performance.now () / 1000;
+			#else
+			return Timer.stamp ();
+			#end
+		#else
+		return getTime();
+		#end
+
+	}
 
 	/**
 	 * @inheritDoc
@@ -160,6 +165,38 @@ class SimpleActuator<T, U> extends GenericActuator<T> {
 	}
 
 
+	/**
+	 * @inheritDoc
+	 */
+	public override function restart (includeDelay:Bool = false):GenericActuator<T> {
+
+		super.restart (includeDelay);
+
+		startTime = __getPlatformTime ();
+		timeOffset = startTime + (includeDelay ? _delay : 0);
+		for (i in 0...detailsLength) {
+
+			var details = propertyDetails[i];
+			setProperty (details, details.start);
+
+		}
+
+		if (!active && actuators.indexOf (this) == -1) {
+
+			actuators.push (this);
+			++actuatorsLength;
+
+		}
+
+		active = true;
+
+		Actuate.load (this);
+
+		return this;
+
+	}
+
+
 	private inline function getField<V> (target:V, propertyName:String):Dynamic {
 
 		#if (haxe_209 || haxe3)