更新动画控制

Author: CarGuo

lib/widget/pull/gsy_flare_pull_controller.dart

@@ -7,6 +7,8 @@ mixin GSYFlarePullController implements FlareController {
 
   double pulledExtentFlare = 0;
   double _refreshTriggerPullDistance = 140;
+  double _speed = 2.0;
+  double _rockTime = 0.0;
 
   @override
   void initialize(FlutterActorArtboard artboard) {
@@ -18,16 +20,17 @@ mixin GSYFlarePullController implements FlareController {
 
   @override
   bool advance(FlutterActorArtboard artboard, double elapsed) {
-    if(getPlayAuto) {
-      return false;
+    if (getPlayAuto) {
+      _rockTime += elapsed * _speed;
+      _pullAnimation.apply(_rockTime % _pullAnimation.duration, artboard, 1.0);
+      return true;
     }
     double animationPosition = pulledExtentFlare / _refreshTriggerPullDistance;
     animationPosition *= animationPosition;
-    _pullAnimation.apply(
-        _pullAnimation.duration * animationPosition, artboard, 1.0);
+    _rockTime = _pullAnimation.duration * animationPosition;
+    _pullAnimation.apply(_rockTime, artboard, 1.0);
     return true;
   }
 
   bool get getPlayAuto;
-
 }