//------------------------------------------------------------
// Game Framework
// Copyright © 2013-2021 loyalsoft. All rights reserved.
// Homepage: http://www.game7000.com/
// Feedback: http://www.game7000.com/
//------------------------------------------------------------
namespace GameFramework.Resource
{
internal sealed partial class ResourceManager : GameFrameworkModule, IResourceManager
{
private sealed partial class ResourceChecker
{
///
/// 资源检查信息。
///
private sealed partial class CheckInfo
{
private readonly ResourceName m_ResourceName;
private CheckStatus m_Status;
private bool m_NeedRemove;
private bool m_NeedMoveToDisk;
private bool m_NeedMoveToFileSystem;
private RemoteVersionInfo m_VersionInfo;
private LocalVersionInfo m_ReadOnlyInfo;
private LocalVersionInfo m_ReadWriteInfo;
private string m_CachedFileSystemName;
///
/// 初始化资源检查信息的新实例。
///
/// 资源名称。
public CheckInfo(ResourceName resourceName)
{
m_ResourceName = resourceName;
m_Status = CheckStatus.Unknown;
m_NeedRemove = false;
m_NeedMoveToDisk = false;
m_NeedMoveToFileSystem = false;
m_VersionInfo = default(RemoteVersionInfo);
m_ReadOnlyInfo = default(LocalVersionInfo);
m_ReadWriteInfo = default(LocalVersionInfo);
m_CachedFileSystemName = null;
}
///
/// 获取资源名称。
///
public ResourceName ResourceName
{
get
{
return m_ResourceName;
}
}
///
/// 获取资源检查状态。
///
public CheckStatus Status
{
get
{
return m_Status;
}
}
///
/// 获取是否需要移除读写区的资源。
///
public bool NeedRemove
{
get
{
return m_NeedRemove;
}
}
///
/// 获取是否需要将读写区的资源移动到磁盘。
///
public bool NeedMoveToDisk
{
get
{
return m_NeedMoveToDisk;
}
}
///
/// 获取是否需要将读写区的资源移动到文件系统。
///
public bool NeedMoveToFileSystem
{
get
{
return m_NeedMoveToFileSystem;
}
}
///
/// 获取资源所在的文件系统名称。
///
public string FileSystemName
{
get
{
return m_VersionInfo.FileSystemName;
}
}
///
/// 获取资源是否使用文件系统。
///
public bool ReadWriteUseFileSystem
{
get
{
return m_ReadWriteInfo.UseFileSystem;
}
}
///
/// 获取读写资源所在的文件系统名称。
///
public string ReadWriteFileSystemName
{
get
{
return m_ReadWriteInfo.FileSystemName;
}
}
///
/// 获取资源加载方式。
///
public LoadType LoadType
{
get
{
return m_VersionInfo.LoadType;
}
}
///
/// 获取资源大小。
///
public int Length
{
get
{
return m_VersionInfo.Length;
}
}
///
/// 获取资源哈希值。
///
public int HashCode
{
get
{
return m_VersionInfo.HashCode;
}
}
///
/// 获取压缩后大小。
///
public int CompressedLength
{
get
{
return m_VersionInfo.CompressedLength;
}
}
///
/// 获取压缩后哈希值。
///
public int CompressedHashCode
{
get
{
return m_VersionInfo.CompressedHashCode;
}
}
///
/// 临时缓存资源所在的文件系统名称。
///
/// 资源所在的文件系统名称。
public void SetCachedFileSystemName(string fileSystemName)
{
m_CachedFileSystemName = fileSystemName;
}
///
/// 设置资源在版本中的信息。
///
/// 资源加载方式。
/// 资源大小。
/// 资源哈希值。
/// 压缩后大小。
/// 压缩后哈希值。
public void SetVersionInfo(LoadType loadType, int length, int hashCode, int compressedLength, int compressedHashCode)
{
if (m_VersionInfo.Exist)
{
throw new GameFrameworkException(Utility.Text.Format("You must set version info of '{0}' only once.", m_ResourceName.FullName));
}
m_VersionInfo = new RemoteVersionInfo(m_CachedFileSystemName, loadType, length, hashCode, compressedLength, compressedHashCode);
m_CachedFileSystemName = null;
}
///
/// 设置资源在只读区中的信息。
///
/// 资源加载方式。
/// 资源大小。
/// 资源哈希值。
public void SetReadOnlyInfo(LoadType loadType, int length, int hashCode)
{
if (m_ReadOnlyInfo.Exist)
{
throw new GameFrameworkException(Utility.Text.Format("You must set read-only info of '{0}' only once.", m_ResourceName.FullName));
}
m_ReadOnlyInfo = new LocalVersionInfo(m_CachedFileSystemName, loadType, length, hashCode);
m_CachedFileSystemName = null;
}
///
/// 设置资源在读写区中的信息。
///
/// 资源加载方式。
/// 资源大小。
/// 资源哈希值。
public void SetReadWriteInfo(LoadType loadType, int length, int hashCode)
{
if (m_ReadWriteInfo.Exist)
{
throw new GameFrameworkException(Utility.Text.Format("You must set read-write info of '{0}' only once.", m_ResourceName.FullName));
}
m_ReadWriteInfo = new LocalVersionInfo(m_CachedFileSystemName, loadType, length, hashCode);
m_CachedFileSystemName = null;
}
///
/// 刷新资源信息状态。
///
/// 当前变体。
/// 是否忽略处理其它变体的资源，若不忽略则移除。
public void RefreshStatus(string currentVariant, bool ignoreOtherVariant)
{
if (!m_VersionInfo.Exist)
{
m_Status = CheckStatus.Disuse;
m_NeedRemove = m_ReadWriteInfo.Exist;
return;
}
if (m_ResourceName.Variant == null || m_ResourceName.Variant == currentVariant)
{
if (m_ReadOnlyInfo.Exist && m_ReadOnlyInfo.FileSystemName == m_VersionInfo.FileSystemName && m_ReadOnlyInfo.LoadType == m_VersionInfo.LoadType && m_ReadOnlyInfo.Length == m_VersionInfo.Length && m_ReadOnlyInfo.HashCode == m_VersionInfo.HashCode)
{
m_Status = CheckStatus.StorageInReadOnly;
m_NeedRemove = m_ReadWriteInfo.Exist;
}
else if (m_ReadWriteInfo.Exist && m_ReadWriteInfo.LoadType == m_VersionInfo.LoadType && m_ReadWriteInfo.Length == m_VersionInfo.Length && m_ReadWriteInfo.HashCode == m_VersionInfo.HashCode)
{
bool differentFileSystem = m_ReadWriteInfo.FileSystemName != m_VersionInfo.FileSystemName;
m_Status = CheckStatus.StorageInReadWrite;
m_NeedMoveToDisk = m_ReadWriteInfo.UseFileSystem && differentFileSystem;
m_NeedMoveToFileSystem = m_VersionInfo.UseFileSystem && differentFileSystem;
}
else
{
m_Status = CheckStatus.Update;
m_NeedRemove = m_ReadWriteInfo.Exist;
}
}
else
{
m_Status = CheckStatus.Unavailable;
m_NeedRemove = !ignoreOtherVariant && m_ReadWriteInfo.Exist;
}
}
}
}
}
}