Merge java_staging/src into java/src.

chrome/android/java_staging/src/org/chromium/chrome/browser/compositor/layouts/phone/stack/StackViewAnimation.java

Index: chrome/android/java_staging/src/org/chromium/chrome/browser/compositor/layouts/phone/stack/StackViewAnimation.java
diff --git a/chrome/android/java_staging/src/org/chromium/chrome/browser/compositor/layouts/phone/stack/StackViewAnimation.java b/chrome/android/java_staging/src/org/chromium/chrome/browser/compositor/layouts/phone/stack/StackViewAnimation.java
deleted file mode 100644
index 60a746e2b1ffdeaea9e0121ea3e200d0fcef6431..0000000000000000000000000000000000000000
--- a/chrome/android/java_staging/src/org/chromium/chrome/browser/compositor/layouts/phone/stack/StackViewAnimation.java
+++ /dev/null
@@ -1,108 +0,0 @@
-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.chrome.browser.compositor.layouts.phone.stack;
-
-import android.animation.AnimatorSet;
-import android.animation.ObjectAnimator;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.ViewGroup.LayoutParams;
-import android.widget.FrameLayout;
-
-import org.chromium.chrome.browser.Tab;
-import org.chromium.chrome.browser.compositor.layouts.phone.stack.StackAnimation.OverviewAnimationType;
-import org.chromium.chrome.browser.tabmodel.TabModel;
-import org.chromium.ui.base.LocalizationUtils;
-import org.chromium.ui.interpolators.BakedBezierInterpolator;
-
-/**
- * A factory that builds Android view animations for the tab stack.
- */
-public class StackViewAnimation {
-    private static final int TAB_OPENED_ANIMATION_DURATION = 300;
-    private static final float TAB_OPENED_PIVOT_INSET_DP = 24.f;
-
-    private final float mDpToPx;
-    private final float mWidthDp;
-
-    /**
-     * Constructor.
-     * NOTE: Pass in height and heightMinusTopControls if they're ever needed.
-     *
-     * @param dpToPx                   The density of the device.
-     * @param widthDp                  The width of the layout in dp.
-     */
-    public StackViewAnimation(float dpToPx, float widthDp) {
-        mDpToPx = dpToPx;
-        mWidthDp = widthDp;
-    }
-
-    /**
-     * The wrapper method responsible for delegating animation requests to the appropriate helper
-     * method.
-     * @param type       The type of animation to be created.  This is what determines which helper
-     *                   method is called.
-     * @param tabs       The tabs that make up the current stack.
-     * @param container  The {@link ViewGroup} that {@link View}s can be added to/removed from.
-     * @param model      The {@link TabModel} that this animation will influence.
-     * @param focusIndex The index of the tab that is the focus of this animation.
-     * @return           The resulting {@link AnimatorSet} that will animate the Android views.
-     */
-    public AnimatorSet createAnimatorSetForType(OverviewAnimationType type, StackTab[] tabs,
-            ViewGroup container, TabModel model, int focusIndex) {
-        AnimatorSet set = null;
-
-        if (model != null) {
-            switch (type) {
-                case NEW_TAB_OPENED:
-                    set = createNewTabOpenedAnimatorSet(tabs, container, model, focusIndex);
-                    break;
-                default:
-                    break;
-            }
-        }
-
-        return set;
-    }
-
-    private AnimatorSet createNewTabOpenedAnimatorSet(
-            StackTab[] tabs, ViewGroup container, TabModel model, int focusIndex) {
-        Tab tab = model.getTabAt(focusIndex);
-        if (tab == null || !tab.isNativePage()) return null;
-
-        View view = tab.getView();
-        if (view == null) return null;
-
-        // Set up the view hierarchy
-        if (view.getParent() != null) ((ViewGroup) view.getParent()).removeView(view);
-        ViewGroup bgView = new FrameLayout(view.getContext());
-        bgView.setBackgroundColor(tab.getBackgroundColor());
-        bgView.addView(view);
-        container.addView(
-                bgView, new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
-
-        // Update any compositor state that needs to change
-        if (tabs != null && focusIndex >= 0 && focusIndex < tabs.length) {
-            tabs[focusIndex].setAlpha(0.f);
-        }
-
-        // Build the view animations
-        ObjectAnimator xScale = ObjectAnimator.ofFloat(bgView, View.SCALE_X, 0.f, 1.f);
-        ObjectAnimator yScale = ObjectAnimator.ofFloat(bgView, View.SCALE_Y, 0.f, 1.f);
-        ObjectAnimator alpha = ObjectAnimator.ofFloat(bgView, View.ALPHA, 0.f, 1.f);
-
-        AnimatorSet set = new AnimatorSet();
-        set.playTogether(xScale, yScale, alpha);
-
-        set.setDuration(TAB_OPENED_ANIMATION_DURATION);
-        set.setInterpolator(BakedBezierInterpolator.TRANSFORM_FOLLOW_THROUGH_CURVE);
-
-        float insetPx = TAB_OPENED_PIVOT_INSET_DP * mDpToPx;
-
-        bgView.setPivotY(TAB_OPENED_PIVOT_INSET_DP);
-        bgView.setPivotX(LocalizationUtils.isLayoutRtl() ? mWidthDp * mDpToPx - insetPx : insetPx);
-        return set;
-    }
-}