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/*
* Copyright (C) 2017 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.app.animation.Interpolators.DECELERATE_2;
import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_ALLAPPS;
import android.content.Context;
import com.android.launcher3.DeviceProfile;
import com.android.launcher3.Launcher;
import com.android.launcher3.LauncherState;
import com.android.launcher3.R;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.util.Themes;
import com.android.launcher3.views.ActivityContext;
/**
* Definition for AllApps state
*/
public class AllAppsState extends LauncherState {
private static final int STATE_FLAGS =
FLAG_WORKSPACE_INACCESSIBLE | FLAG_CLOSE_POPUPS | FLAG_HOTSEAT_INACCESSIBLE;
public AllAppsState(int id) {
super(id, LAUNCHER_STATE_ALLAPPS, STATE_FLAGS);
}
@Override
public <DEVICE_PROFILE_CONTEXT extends Context & ActivityContext>
int getTransitionDuration(DEVICE_PROFILE_CONTEXT context, boolean isToState) {
return isToState
? context.getDeviceProfile().allAppsOpenDuration
: context.getDeviceProfile().allAppsCloseDuration;
}
@Override
public String getDescription(Launcher launcher) {
return launcher.getAppsView().getDescription();
}
@Override
public float getVerticalProgress(Launcher launcher) {
return 0f;
}
@Override
public ScaleAndTranslation getWorkspaceScaleAndTranslation(Launcher launcher) {
return new ScaleAndTranslation(launcher.getDeviceProfile().workspaceContentScale, NO_OFFSET,
NO_OFFSET);
}
@Override
public ScaleAndTranslation getHotseatScaleAndTranslation(Launcher launcher) {
if (launcher.getDeviceProfile().isTablet) {
return getWorkspaceScaleAndTranslation(launcher);
} else {
ScaleAndTranslation overviewScaleAndTranslation = LauncherState.OVERVIEW
.getWorkspaceScaleAndTranslation(launcher);
return new ScaleAndTranslation(
launcher.getDeviceProfile().workspaceContentScale,
overviewScaleAndTranslation.translationX,
overviewScaleAndTranslation.translationY);
}
}
@Override
protected <DEVICE_PROFILE_CONTEXT extends Context & ActivityContext>
float getDepthUnchecked(DEVICE_PROFILE_CONTEXT context) {
if (context.getDeviceProfile().isTablet) {
return context.getDeviceProfile().bottomSheetDepth;
} else {
// The scrim fades in at approximately 50% of the swipe gesture.
// This means that the depth should be greater than 1, in order to fully zoom out.
return 2f;
}
}
@Override
public PageAlphaProvider getWorkspacePageAlphaProvider(Launcher launcher) {
PageAlphaProvider superPageAlphaProvider = super.getWorkspacePageAlphaProvider(launcher);
return new PageAlphaProvider(DECELERATE_2) {
@Override
public float getPageAlpha(int pageIndex) {
return launcher.getDeviceProfile().isTablet
? superPageAlphaProvider.getPageAlpha(pageIndex)
: 0;
}
};
}
@Override
public int getVisibleElements(Launcher launcher) {
int elements = ALL_APPS_CONTENT | FLOATING_SEARCH_BAR;
// Only add HOTSEAT_ICONS for tablets in ALL_APPS state.
if (launcher.getDeviceProfile().isTablet) {
elements |= HOTSEAT_ICONS;
}
return elements;
}
@Override
public int getFloatingSearchBarRestingMarginBottom(Launcher launcher) {
return 0;
}
@Override
public int getFloatingSearchBarRestingMarginStart(Launcher launcher) {
DeviceProfile dp = launcher.getDeviceProfile();
return dp.allAppsLeftRightMargin + dp.getAllAppsIconStartMargin();
}
@Override
public int getFloatingSearchBarRestingMarginEnd(Launcher launcher) {
DeviceProfile dp = launcher.getDeviceProfile();
return dp.allAppsLeftRightMargin + dp.getAllAppsIconStartMargin();
}
@Override
public boolean shouldFloatingSearchBarUsePillWhenUnfocused(Launcher launcher) {
DeviceProfile dp = launcher.getDeviceProfile();
return dp.isPhone && !dp.isLandscape;
}
@Override
public LauncherState getHistoryForState(LauncherState previousState) {
return previousState == BACKGROUND_APP ? QUICK_SWITCH_FROM_HOME
: previousState == OVERVIEW ? OVERVIEW : NORMAL;
}
@Override
public float[] getOverviewScaleAndOffset(Launcher launcher) {
if (!FeatureFlags.ENABLE_ALL_APPS_FROM_OVERVIEW.get()) {
return super.getOverviewScaleAndOffset(launcher);
}
// This handles the case of returning to the previous app from Overview -> All Apps gesture.
// This is the start scale/offset of overview that will be used for that transition.
// TODO (b/283336332): Translate in Y direction (ideally with overview resistance).
return new float[] {0.5f /* scale */, NO_OFFSET};
}
@Override
public int getWorkspaceScrimColor(Launcher launcher) {
return launcher.getDeviceProfile().isTablet
? launcher.getResources().getColor(R.color.widgets_picker_scrim)
: Themes.getAttrColor(launcher, R.attr.allAppsScrimColor);
}
}
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