1 /* 2 * Copyright (C) 2017 The Android Open Source Project 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.example.android.downloadablefonts 18 19 /** 20 * Builder class for constructing a query for downloading a font. 21 */ 22 internal class QueryBuilder(val familyName: String, 23 val width: Float? = null, 24 val weight: Int? = null, 25 val italic: Float? = null, 26 val besteffort: Boolean? = null) { 27 28 fun build(): String { 29 if (weight == null && width == null && italic == null && besteffort == null) { 30 return familyName 31 } 32 val builder = StringBuilder() 33 builder.append("name=").append(familyName) 34 weight?.let { builder.append("&weight=").append(weight) } 35 width?.let { builder.append("&width=").append(width) } 36 italic?.let { builder.append("&italic=").append(italic) } 37 besteffort?.let { builder.append("&besteffort=").append(besteffort) } 38 return builder.toString() 39 } 40 } 41