public Task <string> RequestMapfile(string worldName, string targetDirectory)
{
lock (imageCache)
{
if (pendingMapRequests.Any(x => x.name == worldName))
{
return(pendingMapRequests.First(x => x.name == worldName).completionSource.Task);
}
var request = new MapfileRequest {
name = worldName, targetDirectory = targetDirectory, completionSource = new TaskCompletionSource <string>()
};
pendingMapRequests.Add(request);
Networking.Instance.SendMessage(
$@"{{
""cmd"": [""ImgDir"", ""RequestMapfile""],
""args"": {{
""name"": ""{worldName}""
}}
}}"
);
return(request.completionSource.Task);
}
}
public void OnNetworkMessage(IEnumerable <string> cmd, JObject args)
{
if (cmd.First() == "TextureFile")
{
var path = args["path"].Value <string>();
var data = args["data"].Value <string>();
int width = args["width"].Value <int>();
int height = args["height"].Value <int>();
ImageRequest request;
lock (imageCache)
{
if (!pendingRequests.ContainsKey(path))
{
return; //#TODO log/handle
}
request = pendingRequests[path];
}
var dataBytes = Convert.FromBase64String(data);
//ABGR -> BGRA
for (int i = 0; i < dataBytes.Length; i += 4)
{
var A = dataBytes[i];
var B = dataBytes[i + 1];
var G = dataBytes[i + 2];
var R = dataBytes[i + 3];
dataBytes[i] = B;
dataBytes[i + 1] = G;
dataBytes[i + 2] = R;
dataBytes[i + 3] = A;
}
var bmp = SKImage.FromPixelCopy(new SKImageInfo(width, height, SKColorType.Bgra8888), dataBytes);
//if (bmp == null) Debugger.Break();
request.completionSource.SetResult(bmp);
//if (bmp != null)
//{
// using (var data2 = bmp.Encode(SKEncodedImageFormat.Png, 80))
// using (var stream = File.OpenWrite(Path.Combine("P:/", Path.ChangeExtension(Path.GetFileName(path), ".png") )))
// {
// // save the data to a stream
// data2.SaveTo(stream);
// }
//}
lock (imageCache)
{
imageCache[path] = bmp;
pendingRequests.Remove(path);
}
}
else if (cmd.First() == "MapFile")
{
var path = args["name"].Value <string>();
var data = args["data"].Value <string>();
MapfileRequest request = pendingMapRequests.FirstOrDefault(x => path.StartsWith(x.name));
lock (imageCache)
{
request = pendingMapRequests.FirstOrDefault(x => path.StartsWith(x.name)); //#TODO log/handle
if (request == null)
{
return;
}
}
var dataBytes = Convert.FromBase64String(data);
//If source was not compressed, still store it compressed, save some disk space especially on mobile
if (path.EndsWith("z") || Path.GetExtension(path) == ".zip")
{
using (var writer = File.Create(Path.Combine(request.targetDirectory, path)))
{
writer.Write(dataBytes, 0, dataBytes.Length);
}
}
else
{
path = path + "z"; //svgz
using (var writer = File.Create(Path.Combine(request.targetDirectory, path)))
{
using (GZipStream compressionStream = new GZipStream(writer,
CompressionMode.Compress))
{
compressionStream.Write(dataBytes, 0, dataBytes.Length);
}
}
}
request.completionSource.SetResult(Path.Combine(request.targetDirectory, path));
lock (imageCache)
{
pendingMapRequests.Remove(request);
}
}
}