/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3;
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import android.animation.Animator;
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import android.app.ActivityOptions;
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import android.content.Context;
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import android.graphics.Rect;
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import android.graphics.drawable.Drawable;
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import android.view.View;
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import com.android.launcher3.util.ResourceBasedOverride;
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/**
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* Manages the opening and closing app transitions from Launcher.
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*/
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public class LauncherAppTransitionManager implements ResourceBasedOverride {
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public static LauncherAppTransitionManager newInstance(Context context) {
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return Overrides.getObject(LauncherAppTransitionManager.class,
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context, R.string.app_transition_manager_class);
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}
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public ActivityOptions getActivityLaunchOptions(Launcher launcher, View v) {
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int left = 0, top = 0;
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int width = v.getMeasuredWidth(), height = v.getMeasuredHeight();
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if (v instanceof BubbleTextView) {
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// Launch from center of icon, not entire view
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Drawable icon = ((BubbleTextView) v).getIcon();
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if (icon != null) {
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Rect bounds = icon.getBounds();
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left = (width - bounds.width()) / 2;
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top = v.getPaddingTop();
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width = bounds.width();
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height = bounds.height();
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}
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}
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return ActivityOptions.makeClipRevealAnimation(v, left, top, width, height);
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}
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public boolean supportsAdaptiveIconAnimation() {
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return false;
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}
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/**
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* Number of animations which run on state properties.
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*/
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public int getStateElementAnimationsCount() {
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return 0;
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}
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public Animator createStateElementAnimation(int index, float... values) {
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throw new RuntimeException("Unknown gesture animation " + index);
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}
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}
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