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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.quickstep.fallback;
import static com.android.launcher3.uioverrides.states.BackgroundAppState.getOverviewScaleAndOffsetForBackgroundState;
import static com.android.launcher3.uioverrides.states.OverviewModalTaskState.getOverviewScaleAndOffsetForModalState;
import android.content.Context;
import android.graphics.Color;
import com.android.launcher3.DeviceProfile;
import com.android.launcher3.R;
import com.android.launcher3.statemanager.BaseState;
import com.android.launcher3.util.Themes;
import com.android.quickstep.RecentsActivity;
/**
* State definition for Fallback recents
*/
public class RecentsState implements BaseState<RecentsState> {
private static final int FLAG_MODAL = BaseState.getFlag(0);
private static final int FLAG_CLEAR_ALL_BUTTON = BaseState.getFlag(1);
private static final int FLAG_FULL_SCREEN = BaseState.getFlag(2);
private static final int FLAG_OVERVIEW_ACTIONS = BaseState.getFlag(3);
private static final int FLAG_SHOW_AS_GRID = BaseState.getFlag(4);
private static final int FLAG_SCRIM = BaseState.getFlag(5);
private static final int FLAG_LIVE_TILE = BaseState.getFlag(6);
private static final int FLAG_OVERVIEW_UI = BaseState.getFlag(7);
public static final RecentsState DEFAULT = new RecentsState(0,
FLAG_DISABLE_RESTORE | FLAG_CLEAR_ALL_BUTTON | FLAG_OVERVIEW_ACTIONS | FLAG_SHOW_AS_GRID
| FLAG_SCRIM | FLAG_LIVE_TILE | FLAG_OVERVIEW_UI);
public static final RecentsState MODAL_TASK = new ModalState(1,
FLAG_DISABLE_RESTORE | FLAG_CLEAR_ALL_BUTTON | FLAG_OVERVIEW_ACTIONS | FLAG_MODAL
| FLAG_SHOW_AS_GRID | FLAG_SCRIM | FLAG_LIVE_TILE | FLAG_OVERVIEW_UI);
public static final RecentsState BACKGROUND_APP = new BackgroundAppState(2,
FLAG_DISABLE_RESTORE | FLAG_NON_INTERACTIVE | FLAG_FULL_SCREEN | FLAG_OVERVIEW_UI);
public static final RecentsState HOME = new RecentsState(3, 0);
public static final RecentsState BG_LAUNCHER = new LauncherState(4, 0);
public static final RecentsState OVERVIEW_SPLIT_SELECT = new RecentsState(5,
FLAG_SHOW_AS_GRID | FLAG_SCRIM | FLAG_OVERVIEW_UI);
public final int ordinal;
private final int mFlags;
private static final float NO_OFFSET = 0;
private static final float NO_SCALE = 1;
public RecentsState(int id, int flags) {
this.ordinal = id;
this.mFlags = flags;
}
@Override
public String toString() {
return "Ordinal-" + ordinal;
}
@Override
public final boolean hasFlag(int mask) {
return (mFlags & mask) != 0;
}
@Override
public int getTransitionDuration(Context context) {
return 250;
}
@Override
public RecentsState getHistoryForState(RecentsState previousState) {
return DEFAULT;
}
/**
* For this state, how modal should over view been shown. 0 modalness means all tasks drawn,
* 1 modalness means the current task is show on its own.
*/
public float getOverviewModalness() {
return hasFlag(FLAG_MODAL) ? 1 : 0;
}
public boolean isFullScreen() {
return hasFlag(FLAG_FULL_SCREEN);
}
/**
* For this state, whether clear all button should be shown.
*/
public boolean hasClearAllButton() {
return hasFlag(FLAG_CLEAR_ALL_BUTTON);
}
/**
* For this state, whether overview actions should be shown.
*/
public boolean hasOverviewActions() {
return hasFlag(FLAG_OVERVIEW_ACTIONS);
}
/**
* For this state, whether live tile should be shown.
*/
public boolean hasLiveTile() {
return hasFlag(FLAG_LIVE_TILE);
}
/**
* For this state, what color scrim should be drawn behind overview.
*/
public int getScrimColor(RecentsActivity activity) {
return hasFlag(FLAG_SCRIM) ? Themes.getAttrColor(activity, R.attr.overviewScrimColor)
: Color.TRANSPARENT;
}
public float[] getOverviewScaleAndOffset(RecentsActivity activity) {
return new float[] { NO_SCALE, NO_OFFSET };
}
/**
* For this state, whether tasks should layout as a grid rather than a list.
*/
public boolean displayOverviewTasksAsGrid(DeviceProfile deviceProfile) {
return hasFlag(FLAG_SHOW_AS_GRID) && deviceProfile.overviewShowAsGrid;
}
/**
* True if the state has overview panel visible.
*/
public boolean overviewUi() {
return hasFlag(FLAG_OVERVIEW_UI);
}
private static class ModalState extends RecentsState {
public ModalState(int id, int flags) {
super(id, flags);
}
@Override
public float[] getOverviewScaleAndOffset(RecentsActivity activity) {
return getOverviewScaleAndOffsetForModalState(activity);
}
}
private static class BackgroundAppState extends RecentsState {
public BackgroundAppState(int id, int flags) {
super(id, flags);
}
@Override
public float[] getOverviewScaleAndOffset(RecentsActivity activity) {
return getOverviewScaleAndOffsetForBackgroundState(activity);
}
}
private static class LauncherState extends RecentsState {
LauncherState(int id, int flags) {
super(id, flags);
}
@Override
public float[] getOverviewScaleAndOffset(RecentsActivity activity) {
return new float[] { NO_SCALE, 1 };
}
}
}