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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.tv.settings.accessibility;
import static android.graphics.drawable.GradientDrawable.Orientation;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.drawable.GradientDrawable;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import androidx.annotation.Keep;
import androidx.annotation.ColorInt;
import androidx.annotation.IntDef;
import androidx.core.text.TextUtilsCompat;
import com.android.tv.twopanelsettings.R;
import com.android.tv.twopanelsettings.slices.InfoFragment;
import com.android.tv.settings.overlay.FlavorUtils;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import java.util.Locale;
/**
* {@link InfoFragment} for the preview pane of accessibility color correction
*/
@Keep
public class AccessibilityColorCorrectionPreviewFragment extends InfoFragment {
public static AccessibilityColorCorrectionPreviewFragment newInstance() {
return new AccessibilityColorCorrectionPreviewFragment();
}
@Override
public View onCreateView(
LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
int layoutId = FlavorUtils.isTwoPanel(getContext())
? R.layout.color_correction_preview_twopanel
: R.layout.color_correction_preview_classic;
View view = inflater.inflate(layoutId, container, false);
ViewGroup paletteView = view.findViewById(R.id.palette_view);
int[] paletteColors = getPaletteColors();
int[] paletteItemIds = getPaletteItemIds();
for (int i = 0; i < paletteItemIds.length; i++) {
TextView textView = (TextView) view.findViewById(paletteItemIds[i]);
textView.setBackground(createGradientDrawable(paletteView, paletteColors[i]));
}
return view;
}
private int[] getPaletteColors() {
return getResources().getIntArray(R.array.color_correction_palette_colors);
}
private int[] getPaletteItemIds() {
TypedArray typedArray =
getResources().obtainTypedArray(R.array.color_correction_palette_item_ids);
int[] ids = new int[typedArray.length()];
for (int i = 0; i < ids.length; i++) {
ids[i] = typedArray.getResourceId(i, 0);
}
typedArray.recycle();
return ids;
}
private GradientDrawable createGradientDrawable(ViewGroup rootView, @ColorInt int color) {
GradientDrawable gradientDrawable = new GradientDrawable();
gradientDrawable.setOrientation(getOrientationFromLocale());
int backgroundColorId = FlavorUtils.isTwoPanel(getContext())
? R.color.color_correction_palette_gradient_background_twopanel
: R.color.lb_preference_decor_list_background;
int defaultColor = getContext().getColor(backgroundColorId);
int[] gradientColors = new int[] {defaultColor, color};
float[] gradientOffsets = new float[] {0.2f, 0.5f};
gradientDrawable.setColors(gradientColors, gradientOffsets);
return gradientDrawable;
}
private Orientation getOrientationFromLocale() {
Locale locale = Locale.getDefault();
return TextUtilsCompat.getLayoutDirectionFromLocale(locale) == View.LAYOUT_DIRECTION_RTL
? Orientation.RIGHT_LEFT
: Orientation.LEFT_RIGHT;
}
@Override
public void updateInfoFragment() {
// No-op as this is hosting a static info preview panel.
}
}
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