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authorDavid Walter Seikel2016-03-28 22:28:34 +1000
committerDavid Walter Seikel2016-03-28 22:28:34 +1000
commit7028cbe09c688437910a25623098762bf0fa592d (patch)
tree10b5af58277d9880380c2251f109325542c4e6eb /src/others/irrlicht-1.8.1/source/Irrlicht/CNPKReader.h
parentMove lemon to the src/others directory. (diff)
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Move Irrlicht to src/others.
Diffstat (limited to 'src/others/irrlicht-1.8.1/source/Irrlicht/CNPKReader.h')
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1// Copyright (C) 2002-2012 Nikolaus Gebhardt
2// Copyright (C) 2009-2012 Christian Stehno
3// This file is part of the "Irrlicht Engine".
4// For conditions of distribution and use, see copyright notice in irrlicht.h
5
6#ifndef __C_NPK_READER_H_INCLUDED__
7#define __C_NPK_READER_H_INCLUDED__
8
9#include "IrrCompileConfig.h"
10
11#ifdef __IRR_COMPILE_WITH_NPK_ARCHIVE_LOADER_
12
13#include "IReferenceCounted.h"
14#include "IReadFile.h"
15#include "irrArray.h"
16#include "irrString.h"
17#include "IFileSystem.h"
18#include "CFileList.h"
19
20namespace irr
21{
22namespace io
23{
24 namespace
25 {
26 //! File header containing location and size of the table of contents
27 struct SNPKHeader
28 {
29 // Don't change the order of these fields! They must match the order stored on disk.
30 c8 Tag[4];
31 u32 Length;
32 u32 Offset;
33 };
34
35 //! An entry in the NPK file's table of contents.
36 struct SNPKFileEntry
37 {
38 core::stringc Name;
39 u32 Offset;
40 u32 Length;
41 };
42 } // end namespace
43
44 //! Archiveloader capable of loading Nebula Device 2 NPK Archives
45 class CArchiveLoaderNPK : public IArchiveLoader
46 {
47 public:
48
49 //! Constructor
50 CArchiveLoaderNPK(io::IFileSystem* fs);
51
52 //! returns true if the file maybe is able to be loaded by this class
53 //! based on the file extension (e.g. ".zip")
54 virtual bool isALoadableFileFormat(const io::path& filename) const;
55
56 //! Check if the file might be loaded by this class
57 /** Check might look into the file.
58 \param file File handle to check.
59 \return True if file seems to be loadable. */
60 virtual bool isALoadableFileFormat(io::IReadFile* file) const;
61
62 //! Check to see if the loader can create archives of this type.
63 /** Check based on the archive type.
64 \param fileType The archive type to check.
65 \return True if the archile loader supports this type, false if not */
66 virtual bool isALoadableFileFormat(E_FILE_ARCHIVE_TYPE fileType) const;
67
68 //! Creates an archive from the filename
69 /** \param file File handle to check.
70 \return Pointer to newly created archive, or 0 upon error. */
71 virtual IFileArchive* createArchive(const io::path& filename, bool ignoreCase, bool ignorePaths) const;
72
73 //! creates/loads an archive from the file.
74 //! \return Pointer to the created archive. Returns 0 if loading failed.
75 virtual io::IFileArchive* createArchive(io::IReadFile* file, bool ignoreCase, bool ignorePaths) const;
76
77 //! Returns the type of archive created by this loader
78 virtual E_FILE_ARCHIVE_TYPE getType() const { return EFAT_NPK; }
79
80 private:
81 io::IFileSystem* FileSystem;
82 };
83
84
85 //! reads from NPK
86 class CNPKReader : public virtual IFileArchive, virtual CFileList
87 {
88 public:
89
90 CNPKReader(IReadFile* file, bool ignoreCase, bool ignorePaths);
91 virtual ~CNPKReader();
92
93 // file archive methods
94
95 //! return the id of the file Archive
96 virtual const io::path& getArchiveName() const
97 {
98 return File->getFileName();
99 }
100
101 //! opens a file by file name
102 virtual IReadFile* createAndOpenFile(const io::path& filename);
103
104 //! opens a file by index
105 virtual IReadFile* createAndOpenFile(u32 index);
106
107 //! returns the list of files
108 virtual const IFileList* getFileList() const;
109
110 //! get the class Type
111 virtual E_FILE_ARCHIVE_TYPE getType() const { return EFAT_NPK; }
112
113 private:
114
115 //! scans for a local header, returns false if the header is invalid
116 bool scanLocalHeader();
117 void readString(core::stringc& name);
118
119 IReadFile* File;
120 };
121
122} // end namespace io
123} // end namespace irr
124
125#endif // __IRR_COMPILE_WITH_NPK_ARCHIVE_LOADER_
126
127#endif // __C_NPK_READER_H_INCLUDED__
128