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/*
* Copyright (C) 2022 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.customization.model.color;
import android.app.WallpaperColors;
import androidx.annotation.Nullable;
import androidx.annotation.StringDef;
import com.android.customization.model.CustomizationManager.OptionsFetchedListener;
/**
* Interface for a class that can retrieve Colors from the system.
*/
public interface ColorOptionsProvider {
/**
* Extra setting indicating the source of the color overlays (it can be one of
* COLOR_SOURCE_PRESET, COLOR_SOURCE_HOME or COLOR_SOURCE_LOCK)
*/
String OVERLAY_COLOR_SOURCE = "android.theme.customization.color_source";
/**
* Extra setting indicating the style of the color overlays (it can be one of
* {@link com.android.systemui.monet.Style}).
*/
String OVERLAY_THEME_STYLE = "android.theme.customization.theme_style";
/**
* Users selected color option, its value starts from 1 (which means first option).
*/
String OVERLAY_COLOR_INDEX = "android.theme.customization.color_index";
/**
* Users selected color from both home and lock screen.
* Example value: 0 means home or lock screen, 1 means both.
*/
String OVERLAY_COLOR_BOTH = "android.theme.customization.color_both";
String COLOR_SOURCE_PRESET = "preset";
String COLOR_SOURCE_HOME = "home_wallpaper";
String COLOR_SOURCE_LOCK = "lock_wallpaper";
@StringDef({COLOR_SOURCE_PRESET, COLOR_SOURCE_HOME, COLOR_SOURCE_LOCK})
@interface ColorSource{}
/**
* Returns whether themes are available in the current setup.
*/
boolean isAvailable();
/**
* Retrieve the available themes.
* @param callback called when the themes have been retrieved (or immediately if cached)
* @param reload whether to reload themes if they're cached.
* @param homeWallpaperColors to get seed colors from
* @param lockWallpaperColors WallpaperColors from the lockscreen wallpaper to get seeds from,
* if different than homeWallpaperColors
*/
void fetch(OptionsFetchedListener<ColorOption> callback, boolean reload,
@Nullable WallpaperColors homeWallpaperColors,
@Nullable WallpaperColors lockWallpaperColors);
}
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