Merge "Removing Launcher activity dependency on various animations" into ub-launcher3-master

4 files changed, 58 insertions, 66 deletions

diff --git a/src/com/android/launcher3/folder/FolderAnimationManager.java b/src/com/android/launcher3/folder/FolderAnimationManager.java
index 9ae377535..0c77f9ed1 100644
--- a/src/com/android/launcher3/folder/FolderAnimationManager.java
+++ b/src/com/android/launcher3/folder/FolderAnimationManager.java
@@ -27,7 +27,6 @@ import android.animation.ObjectAnimator;
 import android.animation.TimeInterpolator;
 import android.content.Context;
 import android.content.res.Resources;
-import android.graphics.Color;
 import android.graphics.Rect;
 import android.graphics.drawable.GradientDrawable;
 import android.support.v4.graphics.ColorUtils;
@@ -38,7 +37,6 @@ import android.view.animation.AnimationUtils;
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.Launcher;
-import com.android.launcher3.LauncherAnimUtils;
 import com.android.launcher3.R;
 import com.android.launcher3.ShortcutAndWidgetContainer;
 import com.android.launcher3.Utilities;
@@ -170,7 +168,7 @@ public class FolderAnimationManager {
         float finalRadius = Utilities.pxFromDp(2, mContext.getResources().getDisplayMetrics());
 
         // Create the animators.
-        AnimatorSet a = LauncherAnimUtils.createAnimatorSet();
+        AnimatorSet a = new AnimatorSet();
 
         // Initialize the Folder items' text.
         PropertyResetListener colorResetListener =
diff --git a/src/com/android/launcher3/folder/FolderPreviewItemAnim.java b/src/com/android/launcher3/folder/FolderPreviewItemAnim.java
index be075bc9a..1e56f7d15 100644
--- a/src/com/android/launcher3/folder/FolderPreviewItemAnim.java
+++ b/src/com/android/launcher3/folder/FolderPreviewItemAnim.java
@@ -17,22 +17,41 @@ package com.android.launcher3.folder;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
-import android.animation.ValueAnimator;
+import android.animation.FloatArrayEvaluator;
+import android.animation.ObjectAnimator;
+import android.util.Property;
 
-import com.android.launcher3.LauncherAnimUtils;
+import java.util.Arrays;
 
 /**
  * Animates a Folder preview item.
  */
 class FolderPreviewItemAnim {
 
+    private static final Property<FolderPreviewItemAnim, float[]> PARAMS =
+            new Property<FolderPreviewItemAnim, float[]>(float[].class, "params") {
+                @Override
+                public float[] get(FolderPreviewItemAnim anim) {
+                    sTempParamsArray[0] = anim.mParams.scale;
+                    sTempParamsArray[1] = anim.mParams.transX;
+                    sTempParamsArray[2] = anim.mParams.transY;
+                    return sTempParamsArray;
+                }
+
+                @Override
+                public void set(FolderPreviewItemAnim anim, float[] value) {
+                    anim.setParams(value);
+                }
+            };
+
     private static PreviewItemDrawingParams sTmpParams = new PreviewItemDrawingParams(0, 0, 0, 0);
+    private static final float[] sTempParamsArray = new float[3];
 
-    private ValueAnimator mValueAnimator;
+    private final ObjectAnimator mAnimator;
+    private final PreviewItemManager mItemManager;
+    private final PreviewItemDrawingParams mParams;
 
-    float finalScale;
-    float finalTransX;
-    float finalTransY;
+    public final float[] finalState;
 
     /**
      * @param params layout params to animate
@@ -43,33 +62,21 @@ class FolderPreviewItemAnim {
      * @param duration duration in ms of the animation
      * @param onCompleteRunnable runnable to execute upon animation completion
      */
-    FolderPreviewItemAnim(final PreviewItemManager previewItemManager,
-            final PreviewItemDrawingParams params, int index0, int items0, int index1, int items1,
+    FolderPreviewItemAnim(PreviewItemManager itemManager,
+            PreviewItemDrawingParams params, int index0, int items0, int index1, int items1,
             int duration, final Runnable onCompleteRunnable) {
-        previewItemManager.computePreviewItemDrawingParams(index1, items1, sTmpParams);
-
-        finalScale = sTmpParams.scale;
-        finalTransX = sTmpParams.transX;
-        finalTransY = sTmpParams.transY;
+        mItemManager = itemManager;
+        mParams = params;
 
-        previewItemManager.computePreviewItemDrawingParams(index0, items0, sTmpParams);
+        mItemManager.computePreviewItemDrawingParams(index1, items1, sTmpParams);
+        finalState = new float[] {sTmpParams.scale, sTmpParams.transX, sTmpParams.transY};
 
-        final float scale0 = sTmpParams.scale;
-        final float transX0 = sTmpParams.transX;
-        final float transY0 = sTmpParams.transY;
+        mItemManager.computePreviewItemDrawingParams(index0, items0, sTmpParams);
+        float[] startState = new float[] {sTmpParams.scale, sTmpParams.transX, sTmpParams.transY};
 
-        mValueAnimator = LauncherAnimUtils.ofFloat(0f, 1.0f);
-        mValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener(){
-            public void onAnimationUpdate(ValueAnimator animation) {
-                float progress = animation.getAnimatedFraction();
-
-                params.transX = transX0 + progress * (finalTransX - transX0);
-                params.transY = transY0 + progress * (finalTransY - transY0);
-                params.scale = scale0 + progress * (finalScale - scale0);
-                previewItemManager.onParamsChanged();
-            }
-        });
-        mValueAnimator.addListener(new AnimatorListenerAdapter() {
+        mAnimator = ObjectAnimator.ofObject(this, PARAMS, new FloatArrayEvaluator(),
+                startState, finalState);
+        mAnimator.addListener(new AnimatorListenerAdapter() {
             @Override
             public void onAnimationEnd(Animator animation) {
                 if (onCompleteRunnable != null) {
@@ -78,20 +85,26 @@ class FolderPreviewItemAnim {
                 params.anim = null;
             }
         });
-        mValueAnimator.setDuration(duration);
+        mAnimator.setDuration(duration);
+    }
+
+    private void setParams(float[] values) {
+        mParams.scale = values[0];
+        mParams.transX = values[1];
+        mParams.transY = values[2];
+        mItemManager.onParamsChanged();
     }
 
     public void start() {
-        mValueAnimator.start();
+        mAnimator.start();
     }
 
     public void cancel() {
-        mValueAnimator.cancel();
+        mAnimator.cancel();
     }
 
     public boolean hasEqualFinalState(FolderPreviewItemAnim anim) {
-        return finalTransY == anim.finalTransY && finalTransX == anim.finalTransX &&
-                finalScale == anim.finalScale;
+        return Arrays.equals(finalState, anim.finalState);
 
     }
 }
diff --git a/src/com/android/launcher3/folder/PreviewBackground.java b/src/com/android/launcher3/folder/PreviewBackground.java
index b162fcf32..86266e625 100644
--- a/src/com/android/launcher3/folder/PreviewBackground.java
+++ b/src/com/android/launcher3/folder/PreviewBackground.java
@@ -37,7 +37,6 @@ import android.view.View;
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Launcher;
-import com.android.launcher3.LauncherAnimUtils;
 import com.android.launcher3.R;
 import com.android.launcher3.util.Themes;
 
@@ -368,7 +367,7 @@ public class PreviewBackground {
             mScaleAnimator.cancel();
         }
 
-        mScaleAnimator = LauncherAnimUtils.ofFloat(0f, 1.0f);
+        mScaleAnimator = ValueAnimator.ofFloat(0f, 1.0f);
 
         mScaleAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
             @Override
@@ -400,37 +399,19 @@ public class PreviewBackground {
         mScaleAnimator.start();
     }
 
-    public void animateToAccept(final CellLayout cl, final int cellX, final int cellY) {
-        Runnable onStart = new Runnable() {
-            @Override
-            public void run() {
-                delegateDrawing(cl, cellX, cellY);
-            }
-        };
-        animateScale(ACCEPT_SCALE_FACTOR, ACCEPT_COLOR_MULTIPLIER, onStart, null);
+    public void animateToAccept(CellLayout cl, int cellX, int cellY) {
+        animateScale(ACCEPT_SCALE_FACTOR, ACCEPT_COLOR_MULTIPLIER,
+                () -> delegateDrawing(cl, cellX, cellY), null);
     }
 
     public void animateToRest() {
         // This can be called multiple times -- we need to make sure the drawing delegate
         // is saved and restored at the beginning of the animation, since cancelling the
         // existing animation can clear the delgate.
-        final CellLayout cl = mDrawingDelegate;
-        final int cellX = delegateCellX;
-        final int cellY = delegateCellY;
-
-        Runnable onStart = new Runnable() {
-            @Override
-            public void run() {
-                delegateDrawing(cl, cellX, cellY);
-            }
-        };
-        Runnable onEnd = new Runnable() {
-            @Override
-            public void run() {
-                clearDrawingDelegate();
-            }
-        };
-        animateScale(1f, 1f, onStart, onEnd);
+        CellLayout cl = mDrawingDelegate;
+        int cellX = delegateCellX;
+        int cellY = delegateCellY;
+        animateScale(1f, 1f, () -> delegateDrawing(cl, cellX, cellY), this::clearDrawingDelegate);
     }
 
     public int getBackgroundAlpha() {
diff --git a/src/com/android/launcher3/folder/PreviewItemDrawingParams.java b/src/com/android/launcher3/folder/PreviewItemDrawingParams.java
index 607b7caec..c81846256 100644
--- a/src/com/android/launcher3/folder/PreviewItemDrawingParams.java
+++ b/src/com/android/launcher3/folder/PreviewItemDrawingParams.java
@@ -40,8 +40,8 @@ class PreviewItemDrawingParams {
         // We ensure the update will not interfere with an animation on the layout params
         // If the final values differ, we cancel the animation.
         if (anim != null) {
-            if (anim.finalTransX == transX || anim.finalTransY == transY
-                    || anim.finalScale == scale) {
+            if (anim.finalState[1] == transX || anim.finalState[2] == transY
+                    || anim.finalState[0] == scale) {
                 return;
             }
             anim.cancel();