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