1 /*
2  * Copyright (C) 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
5  * except in compliance with the License. You may obtain a copy of the License at
6  *
7  *      http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software distributed under the
10  * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
11  * KIND, either express or implied. See the License for the specific language governing
12  * permissions and limitations under the License.
13  */
14 package com.android.car.developeroptions.display;
15 
16 import android.content.Context;
17 import android.content.res.Resources;
18 import android.provider.Settings;
19 
20 import com.android.car.developeroptions.R;
21 import com.android.car.developeroptions.core.BasePreferenceController;
22 
23 public class FontSizePreferenceController extends BasePreferenceController {
24 
FontSizePreferenceController(Context context, String key)25     public FontSizePreferenceController(Context context, String key) {
26         super(context, key);
27     }
28 
29     @Override
getAvailabilityStatus()30     public int getAvailabilityStatus() {
31         return AVAILABLE_UNSEARCHABLE;
32     }
33 
34     @Override
getSummary()35     public CharSequence getSummary() {
36         final float currentScale = Settings.System.getFloat(mContext.getContentResolver(),
37                 Settings.System.FONT_SCALE, 1.0f);
38         final Resources res = mContext.getResources();
39         final String[] entries = res.getStringArray(R.array.entries_font_size);
40         final String[] strEntryValues = res.getStringArray(R.array.entryvalues_font_size);
41         final int index = ToggleFontSizePreferenceFragment.fontSizeValueToIndex(currentScale,
42                 strEntryValues);
43         return entries[index];
44     }
45 }
46