res/values/attrs.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2021 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.
-->
<resources>

    <!-- The default background color of the chip. -->
    <attr name="pickerChipBackgroundColor" format="reference|color" />

    <!-- The highlight color of the photo picker. E.g. Add button -->
    <attr name="pickerHighlightColor" format="reference|color" />

    <!-- The most prominent highlight text color of the photo picker. E.g. Add button -->
    <attr name="pickerHighlightTextColor" format="reference|color" />

    <!-- The background color of the profile button. -->
    <attr name="pickerProfileButtonColor" format="reference|color" />

    <!-- The text color of the profile button. -->
    <attr name="pickerProfileButtonTextColor" format="reference|color" />

    <!-- The selected background color of the chip. -->
    <attr name="pickerSelectedChipBackgroundColor" format="reference|color" />

    <!-- The selected text color of the chip. -->
    <attr name="pickerSelectedChipTextColor" format="reference|color" />

    <!-- The most prominent text color of the photo picker.  -->
    <attr name="pickerTextColor" format="reference|color" />

    <!-- The selected color of the view selected button and check icon -->
    <attr name="pickerSelectedColor" format="reference|color" />

</resources>