src/com/android/settings/accessibility/DaltonizerPreferenceUtil.java

/*
 * Copyright (C) 2024 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.settings.accessibility;

import static com.android.settings.accessibility.AccessibilityUtil.State.OFF;
import static com.android.settings.accessibility.AccessibilityUtil.State.ON;

import android.content.ContentResolver;
import android.provider.Settings;
import android.view.accessibility.AccessibilityManager;

import com.google.common.primitives.Ints;

/**
 * Utility class for retrieving accessibility daltonizer related values in secure settings.
 */
public class DaltonizerPreferenceUtil {

    /**
     * Return the daltonizer display mode stored in
     * {@link Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER}.
     * By default it returns {@link DALTONIZER_CORRECT_DEUTERANOMALY}.
     */
    public static int getSecureAccessibilityDaltonizerValue(ContentResolver resolver) {
        final String daltonizerStringValue = Settings.Secure.getString(
                resolver, Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER);
        if (daltonizerStringValue == null) {
            return AccessibilityManager.DALTONIZER_CORRECT_DEUTERANOMALY;
        }
        final Integer daltonizerIntValue = Ints.tryParse(daltonizerStringValue);
        return daltonizerIntValue == null ? AccessibilityManager.DALTONIZER_CORRECT_DEUTERANOMALY
                : daltonizerIntValue;
    }

    /**
     * Returns the daltonizer enabled value in
     * {@link Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED}.
     * By default it returns false.
     */
    public static boolean isSecureAccessibilityDaltonizerEnabled(ContentResolver resolver) {
        return Settings.Secure.getInt(
                resolver,
                Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED,
                OFF) == ON;
    }
}