mirror of
https://github.com/LawnchairLauncher/lawnchair.git
synced 2026-02-20 19:38:21 +00:00
7a80b59e97
> Increasing the distance to travel for the first swipe > Adding support for custom interpolators when building an animation > When quickly swiping twice from home, finished the first animation Change-Id: Ibc3c8667e9b927376fd99f08f0ca027f2398914b
92 lines
3.9 KiB
Java
92 lines
3.9 KiB
Java
/*
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* Copyright (C) 2017 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.uioverrides;
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import static com.android.launcher3.LauncherState.NORMAL;
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import static com.android.launcher3.anim.AlphaUpdateListener.updateVisibility;
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import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_TRANSLATION;
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import static com.android.launcher3.anim.Interpolators.LINEAR;
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import static com.android.launcher3.compat.AccessibilityManagerCompat.isAccessibilityEnabled;
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import static com.android.quickstep.views.LauncherRecentsView.TRANSLATION_FACTOR;
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import android.animation.ValueAnimator;
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import android.annotation.TargetApi;
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import android.os.Build;
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import com.android.launcher3.Launcher;
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import com.android.launcher3.LauncherState;
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import com.android.launcher3.LauncherStateManager.AnimationConfig;
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import com.android.launcher3.LauncherStateManager.StateHandler;
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import com.android.launcher3.PagedView;
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import com.android.launcher3.anim.AnimatorSetBuilder;
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import com.android.launcher3.anim.PropertySetter;
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import com.android.quickstep.views.LauncherRecentsView;
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@TargetApi(Build.VERSION_CODES.O)
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public class RecentsViewStateController implements StateHandler {
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private final Launcher mLauncher;
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private final LauncherRecentsView mRecentsView;
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public RecentsViewStateController(Launcher launcher) {
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mLauncher = launcher;
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mRecentsView = launcher.getOverviewPanel();
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}
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@Override
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public void setState(LauncherState state) {
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mRecentsView.setAlpha(state.overviewUi ? 1 : 0);
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updateVisibility(mRecentsView, isAccessibilityEnabled(mLauncher));
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mRecentsView.setTranslationFactor(state.getOverviewTranslationFactor(mLauncher));
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if (state.overviewUi) {
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mRecentsView.resetTaskVisuals();
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}
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}
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@Override
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public void setStateWithAnimation(final LauncherState toState,
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AnimatorSetBuilder builder, AnimationConfig config) {
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// Scroll to the workspace card before changing to the NORMAL state.
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LauncherState fromState = mLauncher.getStateManager().getState();
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int currPage = mRecentsView.getCurrentPage();
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if (fromState.overviewUi && toState == NORMAL && currPage != 0 && !config.userControlled) {
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int maxSnapDuration = PagedView.SLOW_PAGE_SNAP_ANIMATION_DURATION;
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int durationPerPage = maxSnapDuration / 10;
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int snapDuration = Math.min(maxSnapDuration, durationPerPage * currPage);
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mRecentsView.snapToPage(0, snapDuration);
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// Let the snapping animation play for a bit before we translate off screen.
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builder.setStartDelay(snapDuration / 4);
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}
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PropertySetter setter = config.getProperSetter(builder);
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setter.setFloat(mRecentsView, TRANSLATION_FACTOR,
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toState.getOverviewTranslationFactor(mLauncher),
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builder.getInterpolator(ANIM_OVERVIEW_TRANSLATION, LINEAR));
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setter.setViewAlpha(mRecentsView, toState.overviewUi ? 1 : 0, LINEAR);
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if (toState.overviewUi) {
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ValueAnimator updateAnim = ValueAnimator.ofFloat(0, 1);
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updateAnim.addUpdateListener(valueAnimator -> {
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// While animating into recents, update the visible task data as needed
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mRecentsView.loadVisibleTaskData();
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});
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updateAnim.setDuration(config.duration);
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builder.play(updateAnim);
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}
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}
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}
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