1 /* 2 * Copyright (C) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef PLUGINS_COMMON_LIBS_IMAGE_LIBEXTPLUGIN_INCLUDE_EXT_WSTREAM_H_ 17 #define PLUGINS_COMMON_LIBS_IMAGE_LIBEXTPLUGIN_INCLUDE_EXT_WSTREAM_H_ 18 19 #include <cstddef> 20 21 #include "SkStream.h" 22 #include "output_data_stream.h" 23 #include "nocopyable.h" 24 25 namespace OHOS { 26 namespace ImagePlugin { 27 class ExtWStream : public SkWStream, NoCopyable { 28 public: 29 ExtWStream() = default; 30 explicit ExtWStream(OutputDataStream *stream); ~ExtWStream()31 virtual ~ExtWStream() override 32 { 33 stream_ = nullptr; 34 } 35 bool write(const void* buffer, size_t size) override; 36 void flush() override; 37 size_t bytesWritten() const override; 38 private: 39 ImagePlugin::OutputDataStream *stream_; 40 }; 41 } // namespace ImagePlugin 42 } // namespace OHOS 43 44 #endif // PLUGINS_COMMON_LIBS_IMAGE_LIBEXTPLUGIN_INCLUDE_EXT_WSTREAM_H_ 45