1 /* 2 * Copyright (c) 2023-2024 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 /** 17 * @addtogroup Drawing 18 * @{ 19 * 20 * @brief Provides functions such as 2D graphics rendering, text drawing, and image display. 21 * 22 * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing 23 * 24 * @since 12 25 * @version 1.0 26 */ 27 28 /** 29 * @file drawing_memory_stream.h 30 * 31 * @brief Declares functions related to the <b>memoryStream</b> object in the drawing module. 32 * 33 * @kit ArkGraphics2D 34 * @library libnative_drawing.so 35 * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing 36 * @since 12 37 * @version 1.0 38 */ 39 40 #ifndef C_INCLUDE_DRAWING_MEMORY_STREAM_H 41 #define C_INCLUDE_DRAWING_MEMORY_STREAM_H 42 43 #include "drawing_types.h" 44 45 #ifdef __cplusplus 46 extern "C" { 47 #endif 48 49 /** 50 * @brief Creates a <b>OH_Drawing_MemoryStream</b> object. 51 * 52 * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing 53 * @return Returns the pointer to the <b>OH_Drawing_MemoryStream</b> object created. 54 * @param data file path. 55 * @param length Data length. 56 * @param copyData Copy data or not. 57 * @since 12 58 * @version 1.0 59 */ 60 OH_Drawing_MemoryStream* OH_Drawing_MemoryStreamCreate(const void* data, size_t length, bool copyData); 61 62 /** 63 * @brief Destroys an <b>OH_Drawing_MemoryStream</b> object and reclaims the memory occupied by the object. 64 * 65 * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing 66 * @param memoryStream Indicates the pointer to an <b>OH_Drawing_MemoryStream</b> object. 67 * @since 12 68 * @version 1.0 69 */ 70 void OH_Drawing_MemoryStreamDestroy(OH_Drawing_MemoryStream* memoryStream); 71 72 #ifdef __cplusplus 73 } 74 #endif 75 /** @} */ 76 #endif 77