48f304a23f
Test: Existing tests passed Flag: EXEMPT clean up Bug: 328519240 Change-Id: I86996c43243b7a8e2d4b1a83180c189986b3a6ca
80 lines
3.1 KiB
Java
80 lines
3.1 KiB
Java
/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.accessibility;
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import android.content.Context;
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import android.view.accessibility.CaptioningManager;
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import com.android.settings.R;
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import com.android.settings.core.BasePreferenceController;
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import com.google.common.primitives.Floats;
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import com.google.common.primitives.Ints;
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/** Controller that shows the captioning scale and style summary. */
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public class CaptioningAppearancePreferenceController extends BasePreferenceController {
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private final CaptioningManager mCaptioningManager;
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public CaptioningAppearancePreferenceController(Context context, String preferenceKey) {
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super(context, preferenceKey);
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mCaptioningManager = context.getSystemService(CaptioningManager.class);
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}
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@Override
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public int getAvailabilityStatus() {
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return AVAILABLE;
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}
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@Override
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public CharSequence getSummary() {
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return mContext.getString(
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com.android.settingslib.R.string.preference_summary_default_combination,
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geFontScaleSummary(), getPresetSummary());
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}
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private float[] getFontScaleValuesArray() {
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final String[] fontScaleValuesStrArray = mContext.getResources().getStringArray(
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R.array.captioning_font_size_selector_values);
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final int length = fontScaleValuesStrArray.length;
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final float[] fontScaleValuesArray = new float[length];
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for (int i = 0; i < length; ++i) {
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fontScaleValuesArray[i] = Float.parseFloat(fontScaleValuesStrArray[i]);
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}
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return fontScaleValuesArray;
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}
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private CharSequence geFontScaleSummary() {
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final float[] fontScaleValuesArray = getFontScaleValuesArray();
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final String[] fontScaleSummaries = mContext.getResources().getStringArray(
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R.array.captioning_font_size_selector_titles);
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final float fontScale = mCaptioningManager.getFontScale();
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final int idx = Floats.indexOf(fontScaleValuesArray, fontScale);
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return fontScaleSummaries[idx == /* not exist */ -1 ? 0 : idx];
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}
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private CharSequence getPresetSummary() {
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final int[] presetValuesArray = mContext.getResources().getIntArray(
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R.array.captioning_preset_selector_values);
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final String[] presetSummaries = mContext.getResources().getStringArray(
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R.array.captioning_preset_selector_titles);
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final int preset = mCaptioningManager.getRawUserStyle();
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final int idx = Ints.indexOf(presetValuesArray, preset);
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return presetSummaries[idx];
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}
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}
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