1 /* 2 * Copyright 2021 Google LLC 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.ux.material.libmonet.utils; 18 19 /** Utility methods for string representations of colors. */ 20 final class StringUtils { StringUtils()21 private StringUtils() {} 22 23 /** 24 * Hex string representing color, ex. #ff0000 for red. 25 * 26 * @param argb ARGB representation of a color. 27 */ hexFromArgb(int argb)28 public static String hexFromArgb(int argb) { 29 int red = ColorUtils.redFromArgb(argb); 30 int blue = ColorUtils.blueFromArgb(argb); 31 int green = ColorUtils.greenFromArgb(argb); 32 return String.format("#%02x%02x%02x", red, green, blue); 33 } 34 } 35