Fixing issue where icons can't be clicked during launcher transition.

- Also tweaking the workspace fade in/out interpolators

Change-Id: I65d1aefbead13f662c84a2f1178c73615153fd5a
diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index c8e7e32..bd8fd8a 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -1731,7 +1731,7 @@
             return;
         }
 
-        if (mWorkspace.isSwitchingState()) {
+        if (!mWorkspace.isFinishedSwitchingState()) {
             return;
         }
 
diff --git a/src/com/android/launcher2/Workspace.java b/src/com/android/launcher2/Workspace.java
index 0b75521..c9898c8 100644
--- a/src/com/android/launcher2/Workspace.java
+++ b/src/com/android/launcher2/Workspace.java
@@ -367,7 +367,7 @@
 
         // Fade out the workspace slightly to highlight the currently dragging item
         animate().alpha(mDragFadeOutAlpha)
-                 .setInterpolator(new AccelerateInterpolator())
+                 .setInterpolator(new AccelerateInterpolator(1.5f))
                  .setDuration(mDragFadeOutDuration)
                  .start();
     }
@@ -379,7 +379,7 @@
 
         // Fade the workspace back in after we have completed dragging
         animate().alpha(1f)
-                 .setInterpolator(new AccelerateInterpolator())
+                 .setInterpolator(new DecelerateInterpolator(1.5f))
                  .setDuration(mDragFadeOutDuration)
                  .start();
     }
@@ -605,7 +605,7 @@
 
     /** This differs from isSwitchingState in that we take into account how far the transition
      *  has completed. */
-    private boolean isFinishedSwitchingState() {
+    public boolean isFinishedSwitchingState() {
         return !mIsSwitchingState || (mTransitionProgress > 0.5f);
     }