1 /* 2 * Copyright (C) 2018 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 #ifndef MINIKIN_HB_UTILS_H 18 #define MINIKIN_HB_UTILS_H 19 20 #include <hb.h> 21 #include <memory> 22 23 namespace minikin { 24 25 struct HbBlobDeleter { 26 void operator()(hb_blob_t* v) { hb_blob_destroy(v); } 27 }; 28 29 struct HbFaceDeleter { 30 void operator()(hb_face_t* v) { hb_face_destroy(v); } 31 }; 32 33 struct HbFontDeleter { 34 void operator()(hb_font_t* v) { hb_font_destroy(v); } 35 }; 36 37 struct HbBufferDeleter { 38 void operator()(hb_buffer_t* v) { hb_buffer_destroy(v); } 39 }; 40 41 using HbBlobUniquePtr = std::unique_ptr<hb_blob_t, HbBlobDeleter>; 42 using HbFaceUniquePtr = std::unique_ptr<hb_face_t, HbFaceDeleter>; 43 using HbFontUniquePtr = std::unique_ptr<hb_font_t, HbFontDeleter>; 44 using HbBufferUniquePtr = std::unique_ptr<hb_buffer_t, HbBufferDeleter>; 45 46 } // namespace minikin 47 48 #endif // MINIKIN_HB_UTILS_H 49
