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 C_INCLUDE_DRAWING_MEMORY_STREAM_H 17 #define C_INCLUDE_DRAWING_MEMORY_STREAM_H 18 19 /** 20 * @addtogroup Drawing 21 * @{ 22 * 23 * @brief Provides functions such as 2D graphics rendering, text drawing, and image display. 24 * 25 * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing 26 * 27 * @since 12 28 * @version 1.0 29 */ 30 31 /** 32 * @file drawing_memory_stream.h 33 * 34 * @brief Declares functions related to the <b>memoryStream</b> object in the drawing module. 35 * 36 * @since 12 37 * @version 1.0 38 */ 39 40 #include "drawing_types.h" 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 /** 47 * @brief Creates a <b>OH_Drawing_MemoryStream</b> object. 48 * 49 * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing 50 * @return Returns the pointer to the <b>OH_Drawing_MemoryStream</b> object created. 51 * @param data file path. 52 * @param length Data length. 53 * @param copyData Copy data or not. 54 * @since 12 55 * @version 1.0 56 */ 57 OH_Drawing_MemoryStream* OH_Drawing_MemoryStreamCreate(const void* data, size_t length, bool copyData); 58 59 /** 60 * @brief Destroys an <b>OH_Drawing_MemoryStream</b> object and reclaims the memory occupied by the object. 61 * 62 * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing 63 * @param OH_Drawing_MemoryStream Indicates the pointer to an <b>OH_Drawing_MemoryStream</b> object. 64 * @since 12 65 * @version 1.0 66 */ 67 void OH_Drawing_MemoryStreamDestroy(OH_Drawing_MemoryStream*); 68 69 #ifdef __cplusplus 70 } 71 #endif 72 /** @} */ 73 #endif 74