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/*
* Copyright (C) 2019 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.uioverrides;
import static android.view.View.VISIBLE;
import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
import static com.android.launcher3.LauncherState.NORMAL;
import static com.android.launcher3.LauncherState.OVERVIEW;
import com.android.launcher3.Launcher;
import com.android.launcher3.LauncherState;
import com.android.launcher3.LauncherStateManager.StateHandler;
import com.android.launcher3.anim.AnimatorPlaybackController;
import com.android.launcher3.util.TouchController;
import com.android.quickstep.views.RecentsView;
/**
* Provides recents-related {@link UiFactory} logic and classes.
*/
public final class RecentsUiFactory {
// Scale recents takes before animating in
private static final float RECENTS_PREPARE_SCALE = 1.33f;
private RecentsUiFactory() {}
/**
* Creates and returns a touch controller for swiping recents tasks.
*
* @param launcher the launcher activity
* @return the touch controller for recents tasks
*/
public static TouchController createTaskSwipeController(Launcher launcher) {
return new LauncherTaskViewController(launcher);
}
/**
* Creates and returns the controller responsible for recents view state transitions.
*
* @param launcher the launcher activity
* @return state handler for recents
*/
public static StateHandler createRecentsViewStateController(Launcher launcher) {
return new RecentsViewStateController(launcher);
}
/**
* Prepare the recents view to animate in.
*
* @param launcher the launcher activity
*/
public static void prepareToShowRecents(Launcher launcher) {
RecentsView overview = launcher.getOverviewPanel();
if (overview.getVisibility() != VISIBLE || overview.getContentAlpha() == 0) {
SCALE_PROPERTY.set(overview, RECENTS_PREPARE_SCALE);
}
}
/**
* Clean-up logic that occurs when recents is no longer in use/visible.
*
* @param launcher the launcher activity
*/
public static void resetRecents(Launcher launcher) {
RecentsView recents = launcher.getOverviewPanel();
recents.reset();
}
/**
* Recents logic that triggers when launcher state changes or launcher activity stops/resumes.
*
* @param launcher the launcher activity
*/
public static void onLauncherStateOrResumeChanged(Launcher launcher) {
LauncherState state = launcher.getStateManager().getState();
if (state == NORMAL) {
launcher.<RecentsView>getOverviewPanel().setSwipeDownShouldLaunchApp(false);
}
}
private static final class LauncherTaskViewController extends
TaskViewTouchController<Launcher> {
LauncherTaskViewController(Launcher activity) {
super(activity);
}
@Override
protected boolean isRecentsInteractive() {
return mActivity.isInState(OVERVIEW);
}
@Override
protected void onUserControlledAnimationCreated(AnimatorPlaybackController animController) {
mActivity.getStateManager().setCurrentUserControlledAnimation(animController);
}
}
}
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