Sunny Goyal
f0b6db7fa8
Static dependency does not work in the presence of multiple activities and when the main activity is not Launcher (eg in fallback recents). Instead creating FirstFrameAnimatorHelper on demand for individual animations. Change-Id: I17bb69bbaaca92f0db994fb56fd784302c57d543
68 lines
2.5 KiB
Java
68 lines
2.5 KiB
Java
/*
|
|
* Copyright (C) 2012 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.graphics.drawable.Drawable;
|
|
import android.util.Property;
|
|
import android.view.View;
|
|
|
|
public class LauncherAnimUtils {
|
|
/**
|
|
* Durations for various state animations. These are not defined in resources to allow
|
|
* easier access from static classes and enums
|
|
*/
|
|
public static final int ALL_APPS_TRANSITION_MS = 320;
|
|
public static final int OVERVIEW_TRANSITION_MS = 250;
|
|
public static final int SPRING_LOADED_TRANSITION_MS = 150;
|
|
public static final int SPRING_LOADED_EXIT_DELAY = 500;
|
|
|
|
// The progress of an animation to all apps must be at least this far along to snap to all apps.
|
|
public static final float MIN_PROGRESS_TO_ALL_APPS = 0.5f;
|
|
|
|
public static final Property<Drawable, Integer> DRAWABLE_ALPHA =
|
|
new Property<Drawable, Integer>(Integer.TYPE, "drawableAlpha") {
|
|
@Override
|
|
public Integer get(Drawable drawable) {
|
|
return drawable.getAlpha();
|
|
}
|
|
|
|
@Override
|
|
public void set(Drawable drawable, Integer alpha) {
|
|
drawable.setAlpha(alpha);
|
|
}
|
|
};
|
|
|
|
public static final Property<View, Float> SCALE_PROPERTY =
|
|
new Property<View, Float>(Float.class, "scale") {
|
|
@Override
|
|
public Float get(View view) {
|
|
return view.getScaleX();
|
|
}
|
|
|
|
@Override
|
|
public void set(View view, Float scale) {
|
|
view.setScaleX(scale);
|
|
view.setScaleY(scale);
|
|
}
|
|
};
|
|
|
|
/** Increase the duration if we prevented the fling, as we are going against a high velocity. */
|
|
public static int blockedFlingDurationFactor(float velocity) {
|
|
return (int) Utilities.boundToRange(Math.abs(velocity) / 2, 2f, 6f);
|
|
}
|
|
}
|