Add Grayscale conditional

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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.

  -->

<vector xmlns:android="http://schemas.android.com/apk/res/android"

        android:width="24dp"

        android:height="24dp"

        android:viewportWidth="24"

        android:viewportHeight="24">

    <path

        android:fillColor="#FF000000"

        android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10s10,-4.48 10,-10S17.52,2 12,2zM11,19.93C7.06,19.44 4,16.08 4,12s3.05,-7.44 7,-7.93V19.93zM13,4.07C14.03,4.2 15,4.52 15.87,5H13V4.07zM13,7h5.24c0.25,0.31 0.48,0.65 0.68,1H13V7zM13,10h6.74c0.08,0.33 0.15,0.66 0.19,1H13V10zM13,19.93V19h2.87C15,19.48 14.03,19.8 13,19.93zM18.24,17H13v-1h5.92C18.72,16.35 18.49,16.69 18.24,17zM19.74,14H13v-1h6.93C19.89,13.34 19.82,13.67 19.74,14z"/>

</vector>

    <!-- Slice Uri to query nearby devices. -->

    <string name="config_nearby_devices_slice_uri" translatable="false">content://com.google.android.gms.nearby.fastpair/device_status_list_item</string>

    <!-- Grayscale settings intent -->

    <string name="config_grayscale_settings_intent" translate="false"></string>

</resources>

    <!-- Summary of condition that night display is on (renamed "Night Light" with title caps). [CHAR LIMIT=NONE] -->

    <string name="condition_night_display_summary">Screen tinted amber</string>

    <!-- Title of condition that gray scale is on [CHAR LIMIT=NONE] -->

    <string name="condition_grayscale_title">Greyscale</string>

    <!-- Summary of condition that gray scale is on [CHAR LIMIT=NONE] -->

    <string name="condition_grayscale_summary">Display only in grey color</string>

    <!-- Summary for the condition section on the dashboard, representing number of conditions. [CHAR LIMIT=10] -->

    <string name="condition_summary" translatable="false"><xliff:g name="count" example="3">%1$d</xliff:g></string>

        mCardControllers.add(new RingerVibrateConditionController(mAppContext, this /* manager */));

        mCardControllers.add(new RingerMutedConditionController(mAppContext, this /* manager */));

        mCardControllers.add(new WorkModeConditionController(mAppContext, this /* manager */));

        mCardControllers.add(new GrayscaleConditionController(mAppContext, this /* manager */));

    }

    /**

/*

 * 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.settings.homepage.contextualcards.conditional;

import android.app.settings.SettingsEnums;

import android.content.Context;

import android.content.Intent;

import android.hardware.display.ColorDisplayManager;

import android.util.Log;

import com.android.settings.R;

import com.android.settings.homepage.contextualcards.ContextualCard;

import java.net.URISyntaxException;

import java.util.Objects;

public class GrayscaleConditionController implements ConditionalCardController {

    static final int ID = Objects.hash("GrayscaleConditionController");

    private static final String TAG = "GrayscaleCondition";

    private final Context mAppContext;

    private final ConditionManager mConditionManager;

    private final ColorDisplayManager mColorDisplayManager;

    private Intent mIntent;

    public GrayscaleConditionController(Context appContext, ConditionManager conditionManager) {

        mAppContext = appContext;

        mConditionManager = conditionManager;

        mColorDisplayManager = mAppContext.getSystemService(ColorDisplayManager.class);

    }

    @Override

    public long getId() {

        return ID;

    }

    @Override

    public boolean isDisplayable() {

        try {

            mIntent = Intent.parseUri(

                    mAppContext.getString(R.string.config_grayscale_settings_intent),

                    Intent.URI_INTENT_SCHEME);

        } catch (URISyntaxException e) {

            Log.w(TAG, "Failure parsing grayscale settings intent, skipping", e);

            return false;

        }

        return mColorDisplayManager.isSaturationActivated();

    }

    @Override

    public void onPrimaryClick(Context context) {

        mAppContext.startActivity(mIntent);

    }

    @Override

    public void onActionClick() {

        // Turn off grayscale

        mColorDisplayManager.setSaturationLevel(100 /* staturationLevel */);

        mConditionManager.onConditionChanged();

    }

    @Override

    public ContextualCard buildContextualCard() {

        return new ConditionalContextualCard.Builder()

                .setConditionId(ID)

                .setMetricsConstant(SettingsEnums.SETTINGS_CONDITION_GRAYSCALE_MODE)

                .setActionText(mAppContext.getText(R.string.condition_turn_off))

                .setName(mAppContext.getPackageName() + "/" + mAppContext.getText(

                        R.string.condition_grayscale_title))

                .setTitleText(mAppContext.getText(R.string.condition_grayscale_title).toString())

                .setSummaryText(

                        mAppContext.getText(R.string.condition_grayscale_summary).toString())

                .setIconDrawable(mAppContext.getDrawable(R.drawable.ic_gray_scale_24dp))

                .setViewType(ConditionContextualCardRenderer.VIEW_TYPE_HALF_WIDTH)

                .build();

    }

    @Override

    public void startMonitoringStateChange() {

    }

    @Override

    public void stopMonitoringStateChange() {

    }

}