Merge "Fix some jank with transitions" into ub-launcher3-edmonton

src/com/android/launcher3/pageindicators/WorkspacePageIndicator.java

@@ -41,8 +41,9 @@ public class WorkspacePageIndicator extends View implements Insettable, PageIndi
     private static final int LINE_ALPHA_ANIMATOR_INDEX = 0;
     private static final int NUM_PAGES_ANIMATOR_INDEX = 1;
     private static final int TOTAL_SCROLL_ANIMATOR_INDEX = 2;
+    private static final int ANIMATOR_COUNT = 3;
 
-    private ValueAnimator[] mAnimators = new ValueAnimator[3];
+    private ValueAnimator[] mAnimators = new ValueAnimator[ANIMATOR_COUNT];
 
     private final Handler mDelayedLineFadeHandler = new Handler(Looper.getMainLooper());
     private final Launcher mLauncher;
@@ -232,6 +233,28 @@ public class WorkspacePageIndicator extends View implements Insettable, PageIndi
         mAnimators[animatorIndex].start();
     }
 
+    /**
+     * Pauses all currently running animations.
+     */
+    public void pauseAnimations() {
+        for (int i = 0; i < ANIMATOR_COUNT; i++) {
+            if (mAnimators[i] != null) {
+                mAnimators[i].pause();
+            }
+        }
+    }
+
+    /**
+     * Force-ends all currently running or paused animations.
+     */
+    public void skipAnimationsToEnd() {
+        for (int i = 0; i < ANIMATOR_COUNT; i++) {
+            if (mAnimators[i] != null) {
+                mAnimators[i].end();
+            }
+        }
+    }
+
     @Override
     public void setInsets(Rect insets) {
         DeviceProfile grid = mLauncher.getDeviceProfile();