public Stream OpenFile(SharpFileSystem.FileSystemPath path, FileAccess access)
{
var fs = GetFirst(path);
if (fs == null)
throw new FileNotFoundException();
return fs.OpenFile(path, access);
}
public FileSystem(SharpFileSystem.IFileSystem fileSystem)
{
if (fileSystem == null)
throw new ArgumentNullException("fileSystem");
FileSystemImpl = fileSystem;
}
public void Delete(SharpFileSystem.FileSystemPath path)
{
if (path.IsFile)
System.IO.File.Delete(GetPhysicalPath(path));
else
System.IO.Directory.Delete(GetPhysicalPath(path), true);
}
protected FileSystemReference Refer(SharpFileSystem.FileSystemPath path)
{
SharpFileSystem.FileSystemPath archivePath;
if (TryGetArchivePath(path, out archivePath))
return CreateArchiveReference(archivePath);
return new FileSystemReference(_rootUsage);
}
public Engine(Windowing.IWindowProvider windowProvider, SharpFileSystem.IFileSystem fileSystem)
{
WindowProvider = windowProvider;
// Initialize file system and resource manager
FileSystem = new Common.IO.FileSystem(fileSystem);
ResourceGroupManager = new Common.ResourceGroupManager(FileSystem);
CoreResources = ResourceGroupManager.Add("core", 100);
GameResources = ResourceGroupManager.Add("game", 10);
// Setup graphics core
GraphicsBackend = new Graphics.Backend(CoreResources, WindowProvider.Width, WindowProvider.Height, WindowProvider.WindowInfo);
// Init resource loaders
RegisterResourceLoaders(CoreResources);
RegisterResourceLoaders(GameResources);
// High level renderer (deferred + hdr)
Renderer = new RendererImplementation(FileSystem, CoreResources, GraphicsBackend);
// The input stuff
InputManager = new Input.InputManager(WindowProvider.Bounds);
// Setup game world
GameWorld = new GameWorld(GameResources, GraphicsBackend);
}
private SharpFileSystem.FileSystemPath GetRelativePath(SharpFileSystem.FileSystemPath path)
{
string s = path.ToString();
int sindex = s.LastIndexOf(ArchiveDirectorySeparator.ToString() + SharpFileSystem.FileSystemPath.DirectorySeparator);
if (sindex < 0)
return path;
return SharpFileSystem.FileSystemPath.Parse(s.Substring(sindex + 1));
}
public Stream OpenFile(SharpFileSystem.FileSystemPath path, FileAccess access)
{
if (access == FileAccess.Write)
throw new NotSupportedException();
if (path.IsDirectory || path.ParentPath != SharpFileSystem.FileSystemPath.Root)
throw new FileNotFoundException();
return Assembly.GetManifestResourceStream(path.EntityName);
}
public void CreateDirectory(SharpFileSystem.FileSystemPath path)
{
if (Exists(path))
throw new ArgumentException("The specified directory already exists.");
var fs = GetFirst(path.ParentPath);
if (fs == null)
throw new ArgumentException("The directory-parent does not exist.");
fs.CreateDirectory(path);
}
public Stream OpenFile(SharpFileSystem.FileSystemPath path, FileAccess access)
{
if (!path.IsFile)
throw new ArgumentException("The specified path is no file.", "path");
MemoryFile file;
if (!_files.TryGetValue(path, out file))
throw new FileNotFoundException();
return new MemoryFileStream(file);
}
public Stream CreateFile(SharpFileSystem.FileSystemPath path)
{
if (!path.IsFile)
throw new ArgumentException("The specified path is no file.", "path");
if (!_directories.ContainsKey(path.ParentPath))
throw new DirectoryNotFoundException();
_directories[path.ParentPath].AddLast(path);
return new MemoryFileStream(_files[path] = new MemoryFile());
}
public ICollection<SharpFileSystem.FileSystemPath> GetEntities(SharpFileSystem.FileSystemPath path)
{
if (!path.IsDirectory)
throw new ArgumentException("The specified path is no directory.", "path");
LinkedList<SharpFileSystem.FileSystemPath> subentities;
if (!_directories.TryGetValue(path, out subentities))
throw new DirectoryNotFoundException();
return subentities;
}
public SeamlessArchiveFileSystem(SharpFileSystem.IFileSystem fileSystem)
{
FileSystem = fileSystem;
_rootUsage = new FileSystemUsage()
{
Owner = this,
FileSystem = FileSystem,
ArchiveFile = null
};
}
public ICollection<SharpFileSystem.FileSystemPath> GetEntities(SharpFileSystem.FileSystemPath path)
{
var entities = new SortedList<SharpFileSystem.FileSystemPath, SharpFileSystem.FileSystemPath>();
foreach (var fs in FileSystems.Where(fs => fs.Exists(path)))
{
foreach(var entity in fs.GetEntities(path))
if (!entities.ContainsKey(entity))
entities.Add(entity, entity);
}
return entities.Values;
}
public ICollection<SharpFileSystem.FileSystemPath> GetEntities(SharpFileSystem.FileSystemPath path)
{
string physicalPath = GetPhysicalPath(path);
string[] directories = System.IO.Directory.GetDirectories(physicalPath);
string[] files = System.IO.Directory.GetFiles(physicalPath);
var virtualDirectories =
directories.Select(p => GetVirtualDirectoryPath(p));
var virtualFiles =
files.Select(p => GetVirtualFilePath(p));
return new EnumerableCollection<SharpFileSystem.FileSystemPath>(virtualDirectories.Concat(virtualFiles), directories.Length + files.Length);
}
public void CreateDirectory(SharpFileSystem.FileSystemPath path)
{
if (!path.IsDirectory)
throw new ArgumentException("The specified path is no directory.", "path");
LinkedList<SharpFileSystem.FileSystemPath> subentities;
if (_directories.ContainsKey(path))
throw new ArgumentException("The specified directory-path already exists.", "path");
if (!_directories.TryGetValue(path.ParentPath, out subentities))
throw new DirectoryNotFoundException();
subentities.AddLast(path);
_directories[path] = new LinkedList<SharpFileSystem.FileSystemPath>();
}
protected bool TryGetArchivePath(SharpFileSystem.FileSystemPath path, out SharpFileSystem.FileSystemPath archivePath)
{
string p = path.ToString();
int sindex = p.LastIndexOf(ArchiveDirectorySeparator.ToString() + SharpFileSystem.FileSystemPath.DirectorySeparator);
if (sindex < 0)
{
archivePath = path;
return false;
}
archivePath = SharpFileSystem.FileSystemPath.Parse(p.Substring(0, sindex));
return true;
}
public void Delete(SharpFileSystem.FileSystemPath path)
{
if (path.IsRoot)
throw new ArgumentException("The root cannot be deleted.");
bool removed;
if (path.IsDirectory)
removed = _directories.Remove(path);
else
removed = _files.Remove(path);
if (!removed)
throw new ArgumentException("The specified path does not exist.");
var parent = _directories[path.ParentPath];
parent.Remove(path);
}
protected abstract bool IsArchiveFile(SharpFileSystem.IFileSystem fileSystem, SharpFileSystem.FileSystemPath path);
public void Delete(SharpFileSystem.FileSystemPath path)
{
throw new NotSupportedException();
}
public void CreateDirectory(SharpFileSystem.FileSystemPath path)
{
throw new NotSupportedException();
}
public Stream CreateFile(SharpFileSystem.FileSystemPath path)
{
throw new NotSupportedException();
}
public bool Exists(SharpFileSystem.FileSystemPath path)
{
return path.IsRoot || !path.IsDirectory && Assembly.GetManifestResourceNames().Contains(path.EntityName);
}
public ICollection<SharpFileSystem.FileSystemPath> GetEntities(SharpFileSystem.FileSystemPath path)
{
if (!path.IsRoot)
throw new DirectoryNotFoundException();
return Assembly.GetManifestResourceNames().Select(name => SharpFileSystem.FileSystemPath.Root.AppendFile(name)).ToArray();
}
private FileSystemReference CreateReference(SharpFileSystem.File file)
{
var usage = GetArchiveFs(file);
var reference = new FileSystemReference(usage);
usage.References.Add(reference);
return reference;
}
private FileSystemReference CreateArchiveReference(SharpFileSystem.FileSystemPath archiveFile)
{
return CreateReference((SharpFileSystem.File)GetActualLocation(archiveFile));
}
protected bool HasArchive(SharpFileSystem.FileSystemPath path)
{
return path.ToString().LastIndexOf(ArchiveDirectorySeparator.ToString() + SharpFileSystem.FileSystemPath.DirectorySeparator) >= 0;
}
public System.IO.Stream CreateFile(SharpFileSystem.FileSystemPath path)
{
var r = Refer(path);
var s = r.FileSystem.CreateFile(GetRelativePath(path));
return new SafeReferenceStream(s, r);
}
private SharpFileSystem.FileSystemPath ArchiveFileToDirectory(SharpFileSystem.FileSystemPath path)
{
if (!path.IsFile)
throw new ArgumentException("The specified path is not a file.");
return path.ParentPath.AppendDirectory(path.EntityName + ArchiveDirectorySeparator);
}
public void CreateDirectory(SharpFileSystem.FileSystemPath path)
{
using (var r = Refer(path))
{
r.FileSystem.CreateDirectory(GetRelativePath(path));
}
}
public void Delete(SharpFileSystem.FileSystemPath path)
{
using (var r = Refer(path))
{
r.FileSystem.Delete(GetRelativePath(path));
}
}
