mirror of https://github.com/minetest/irrlicht.git
146 lines
5.1 KiB
C++
146 lines
5.1 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#ifndef __C_FILE_SYSTEM_H_INCLUDED__
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#define __C_FILE_SYSTEM_H_INCLUDED__
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#include "IFileSystem.h"
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#include "irrArray.h"
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namespace irr
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{
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namespace io
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{
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class CZipReader;
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/*!
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FileSystem which uses normal files and one zipfile
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*/
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class CFileSystem : public IFileSystem
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{
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public:
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//! constructor
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CFileSystem();
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//! destructor
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virtual ~CFileSystem();
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//! opens a file for read access
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IReadFile* createAndOpenFile(const io::path& filename) override;
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//! Creates an IReadFile interface for accessing memory like a file.
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IReadFile* createMemoryReadFile(const void* memory, s32 len, const io::path& fileName, bool deleteMemoryWhenDropped = false) override;
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//! Creates an IReadFile interface for accessing files inside files
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IReadFile* createLimitReadFile(const io::path& fileName, IReadFile* alreadyOpenedFile, long pos, long areaSize) override;
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//! Creates an IWriteFile interface for accessing memory like a file.
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IWriteFile* createMemoryWriteFile(void* memory, s32 len, const io::path& fileName, bool deleteMemoryWhenDropped=false) override;
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//! Opens a file for write access.
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IWriteFile* createAndWriteFile(const io::path& filename, bool append=false) override;
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//! Adds an archive to the file system.
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virtual bool addFileArchive(const io::path& filename,
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bool ignoreCase = true, bool ignorePaths = true,
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E_FILE_ARCHIVE_TYPE archiveType = EFAT_UNKNOWN,
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const core::stringc& password="",
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IFileArchive** retArchive = 0) override;
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//! Adds an archive to the file system.
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virtual bool addFileArchive(IReadFile* file, bool ignoreCase=true,
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bool ignorePaths=true,
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E_FILE_ARCHIVE_TYPE archiveType=EFAT_UNKNOWN,
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const core::stringc& password="",
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IFileArchive** retArchive = 0) override;
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//! Adds an archive to the file system.
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bool addFileArchive(IFileArchive* archive) override;
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//! move the hirarchy of the filesystem. moves sourceIndex relative up or down
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bool moveFileArchive(u32 sourceIndex, s32 relative) override;
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//! Adds an external archive loader to the engine.
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void addArchiveLoader(IArchiveLoader* loader) override;
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//! Returns the total number of archive loaders added.
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u32 getArchiveLoaderCount() const override;
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//! Gets the archive loader by index.
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IArchiveLoader* getArchiveLoader(u32 index) const override;
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//! gets the file archive count
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u32 getFileArchiveCount() const override;
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//! gets an archive
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IFileArchive* getFileArchive(u32 index) override;
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//! removes an archive from the file system.
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bool removeFileArchive(u32 index) override;
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//! removes an archive from the file system.
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bool removeFileArchive(const io::path& filename) override;
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//! Removes an archive from the file system.
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bool removeFileArchive(const IFileArchive* archive) override;
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//! Returns the string of the current working directory
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const io::path& getWorkingDirectory() override;
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//! Changes the current Working Directory to the string given.
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//! The string is operating system dependent. Under Windows it will look
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//! like this: "drive:\directory\sudirectory\"
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bool changeWorkingDirectoryTo(const io::path& newDirectory) override;
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//! Converts a relative path to an absolute (unique) path, resolving symbolic links
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io::path getAbsolutePath(const io::path& filename) const override;
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//! Returns the directory a file is located in.
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/** \param filename: The file to get the directory from */
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io::path getFileDir(const io::path& filename) const override;
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//! Returns the base part of a filename, i.e. the name without the directory
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//! part. If no directory is prefixed, the full name is returned.
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/** \param filename: The file to get the basename from */
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io::path getFileBasename(const io::path& filename, bool keepExtension=true) const override;
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//! flatten a path and file name for example: "/you/me/../." becomes "/you"
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io::path& flattenFilename( io::path& directory, const io::path& root = "/" ) const override;
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//! Get the relative filename, relative to the given directory
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path getRelativeFilename(const path& filename, const path& directory) const override;
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EFileSystemType setFileListSystem(EFileSystemType listType) override;
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//! Creates a list of files and directories in the current working directory
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//! and returns it.
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IFileList* createFileList() override;
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//! Creates an empty filelist
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IFileList* createEmptyFileList(const io::path& path, bool ignoreCase, bool ignorePaths) override;
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//! determines if a file exists and would be able to be opened.
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bool existFile(const io::path& filename) const override;
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private:
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//! Currently used FileSystemType
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EFileSystemType FileSystemType;
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//! WorkingDirectory for Native and Virtual filesystems
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io::path WorkingDirectory [2];
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//! currently attached ArchiveLoaders
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core::array<IArchiveLoader*> ArchiveLoader;
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//! currently attached Archives
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core::array<IFileArchive*> FileArchives;
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};
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} // end namespace irr
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} // end namespace io
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#endif
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