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/*
* Copyright (C) 2020 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.states;
import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_OVERVIEW;
import android.content.Context;
import android.graphics.Rect;
import com.android.launcher3.BaseDraggingActivity;
import com.android.launcher3.Flags;
import com.android.launcher3.Launcher;
import com.android.launcher3.LauncherState;
import com.android.quickstep.views.RecentsView;
/**
* An Overview state that shows the current task in a modal fashion. Modal state is where the
* current task is shown on its own without other tasks visible.
*/
public class OverviewModalTaskState extends OverviewState {
private static final int STATE_FLAGS =
FLAG_DISABLE_RESTORE | FLAG_OVERVIEW_UI | FLAG_WORKSPACE_INACCESSIBLE;
public OverviewModalTaskState(int id) {
super(id, LAUNCHER_STATE_OVERVIEW, STATE_FLAGS);
}
@Override
public int getTransitionDuration(Context launcher, boolean isToState) {
return 300;
}
@Override
public int getVisibleElements(Launcher launcher) {
return OVERVIEW_ACTIONS | CLEAR_ALL_BUTTON;
}
@Override
public float[] getOverviewScaleAndOffset(Launcher launcher) {
return getOverviewScaleAndOffsetForModalState(launcher);
}
@Override
public float getOverviewModalness() {
return 1.0f;
}
@Override
public void onBackPressed(Launcher launcher) {
launcher.getStateManager().goToState(LauncherState.OVERVIEW);
RecentsView recentsView = launcher.<RecentsView>getOverviewPanel();
if (recentsView != null) {
recentsView.resetModalVisuals();
} else {
super.onBackPressed(launcher);
}
}
@Override
public boolean isTaskbarStashed(Launcher launcher) {
if (Flags.enableGridOnlyOverview()) {
return true;
}
return super.isTaskbarStashed(launcher);
}
public static float[] getOverviewScaleAndOffsetForModalState(BaseDraggingActivity activity) {
RecentsView recentsView = activity.<RecentsView>getOverviewPanel();
Rect taskSize = recentsView.getSelectedTaskBounds();
Rect modalTaskSize = new Rect();
recentsView.getModalTaskSize(modalTaskSize);
float scale = Math.min((float) modalTaskSize.height() / taskSize.height(),
(float) modalTaskSize.width() / taskSize.width());
return new float[] {scale, NO_OFFSET};
}
}
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