public ResourceBase CreateResource(Type t, string resourceName, byte[] initData = null, bool canStore = false)
{
if (!resCreatorMaps.ContainsKey(t))
{
Log.WriteError("Cannot find creator resource of type " + t.Name + ", no creator delegate exists.");
return(null);
}
if (headers.ContainsKey(resourceName))
{
Log.WriteError("Cannot create resource, name is already in use: " + resourceName);
return(null);
}
ResourceHeader createdHeader = new ResourceHeader(resourceName, string.Empty, 0, 0, false, canStore, t.Name, new Dictionary <string, string>());
headers.Add(createdHeader.resourceName, createdHeader);
ResourceBase resource = resCreatorMaps[t].Invoke(this);
if (initData == null)
{
initData = new byte[0];
}
resource.Load(initData);
resources.Add(resource.rid, resource);
createdHeader.loaded = true;
createdHeader.loadedId = resource.rid;
return(resource);
}
private void LoadResource(string resourceName)
{
if (!headers.ContainsKey(resourceName))
{
Log.WriteError("Cannot get resource with name=" + resourceName + ", does not exist.");
}
ResourceHeader header = headers[resourceName];
if (!File.Exists(header.filename))
{
Log.WriteError("Cannot get resource with name=" + resourceName + ", specified file does not exist.");
}
try
{
byte[] rawData;
using (FileStream fstream = File.OpenRead(header.filename))
using (BinaryReader reader = new BinaryReader(fstream))
{
if (header.fileStart > 0)
{
reader.BaseStream.Seek((long)header.fileStart, SeekOrigin.Begin);
}
int readLen = header.fileLength == 0 ? (int)reader.BaseStream.Length - (int)reader.BaseStream.Position : (int)header.fileLength;
rawData = reader.ReadBytes(readLen);
}
if (!resLoaderMaps.ContainsKey(header.loaderExt))
{
throw new Exception("Loader not found for extension: " + header.loaderExt + ". Unable to load resource: " + resourceName);
}
Type resourceType = resLoaderMaps[header.loaderExt];
ResourceBase resource = resCreatorMaps[resourceType].Invoke(this);
resource.Load(rawData);
resources.Add(resource.rid, resource);
ridToHeaderMap.Add(resource.rid, header.resourceName);
header.loaded = true;
header.loadedId = resource.rid;
Log.WriteLine("Loaded resource: " + resourceName);
}
catch (Exception e)
{
Log.WriteError("Error occured during resource load: " + e.ToString());
}
}
