Diligent Engine API Reference: D:/GitHub/DiligentEngine/DiligentCore/Platforms/UWP/include/UWPFileSystem.h Source File

Diligent Engine API Reference

UWPFileSystem.h
1 /* Copyright 2015-2016 Egor Yusov
2 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
10 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
11 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS.
12 *
13 * In no event and under no legal theory, whether in tort (including negligence),
14 * contract, or otherwise, unless required by applicable law (such as deliberate
15 * and grossly negligent acts) or agreed to in writing, shall any Contributor be
16 * liable for any damages, including any direct, indirect, special, incidental,
17 * or consequential damages of any character arising as a result of this License or
18 * out of the use or inability to use the software (including but not limited to damages
19 * for loss of goodwill, work stoppage, computer failure or malfunction, or any and
20 * all other commercial damages or losses), even if such Contributor has been advised
21 * of the possibility of such damages.
22 */
23
24 #pragma once
25
26 #include "BasicFileSystem.h"
27 #include "DataBlob.h"
28 #include <memory>
29
30 // Do not include windows headers here as they will mess up CreateDirectory()
31 // and DeleteFile() functions!
32 //#define NOMINMAX
33 //#include <wrl.h>
34
35 class WindowsStoreFile : public BasicFile
36 {
37 public:
38 WindowsStoreFile( const FileOpenAttribs &OpenAttribs );
39 ~WindowsStoreFile();
40
41 void Read( Diligent::IDataBlob *pData );
42
43 bool Read( void *Data, size_t BufferSize );
44
45 void Write( Diligent::IDataBlob *pData );
46 bool Write( const void *Data, size_t BufferSize );
47
48 size_t GetSize();
49
50 size_t GetPos();
51
52 void SetPos(size_t Offset, FilePosOrigin Origin);
53
54 private:
55 // We have to do such tricks, because we cannot #include <wrl.h>
56 // to avoid name clashes.
57 std::unique_ptr<class FileHandleWrapper> m_FileHandle;
58 };
59
60 struct WindowsStoreFileSystem : public BasicFileSystem
61 {
62 public:
63 static WindowsStoreFile* OpenFile( const FileOpenAttribs &OpenAttribs );
64 static inline Diligent::Char GetSlashSymbol(){ return '\\'; }
65
66 static bool FileExists( const Diligent::Char *strFilePath );
67 static bool PathExists( const Diligent::Char *strPath );
68
69 static bool CreateDirectory( const Diligent::Char *strPath );
70 static void ClearDirectory( const Diligent::Char *strPath );
71 static void DeleteFile( const Diligent::Char *strPath );
72 static std::vector<std::unique_ptr<FindFileData>> Search(const Diligent::Char *SearchPattern);
73 };
Diligent::IDataBlob
Base interface for a file stream.
Definition: DataBlob.h:39