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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.states;
import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_BACKGROUND;
import android.graphics.Color;
import com.android.launcher3.DeviceProfile;
import com.android.launcher3.Launcher;
import com.android.launcher3.R;
import com.android.launcher3.util.Themes;
import com.android.quickstep.views.DesktopTaskView;
/**
* State to indicate we are about to launch a recent task. Note that this state is only used when
* quick switching from launcher; quick switching from an app uses LauncherSwipeHandler.
* @see com.android.quickstep.GestureState.GestureEndTarget#NEW_TASK
*/
public class QuickSwitchState extends BackgroundAppState {
public QuickSwitchState(int id) {
super(id, LAUNCHER_STATE_BACKGROUND);
}
@Override
public ScaleAndTranslation getWorkspaceScaleAndTranslation(Launcher launcher) {
float shiftRange = launcher.getAllAppsController().getShiftRange();
float shiftProgress = getVerticalProgress(launcher) - NORMAL.getVerticalProgress(launcher);
float translationY = shiftProgress * shiftRange;
return new ScaleAndTranslation(0.9f, 0, translationY);
}
@Override
public int getWorkspaceScrimColor(Launcher launcher) {
if (DesktopTaskView.DESKTOP_MODE_SUPPORTED) {
if (launcher.areFreeformTasksVisible()) {
// No scrim while freeform tasks are visible
return Color.TRANSPARENT;
}
}
DeviceProfile dp = launcher.getDeviceProfile();
if (dp.isTaskbarPresentInApps) {
return launcher.getColor(R.color.taskbar_background);
}
return Themes.getAttrColor(launcher, R.attr.overviewScrimColor);
}
@Override
public float getVerticalProgress(Launcher launcher) {
// Don't move all apps shelf while quick-switching (just let it fade).
return 1f;
}
@Override
public int getVisibleElements(Launcher launcher) {
return NONE;
}
@Override
public boolean isTaskbarStashed(Launcher launcher) {
return !launcher.getDeviceProfile().isTaskbarPresentInApps;
}
@Override
public boolean isTaskbarAlignedWithHotseat(Launcher launcher) {
return false;
}
}
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