private void Pack(Stream output, List <Source> sources)
{
var offsets = new Dictionary <Source, int>();
var coffset = 0;
foreach (var s in sources)
{
offsets[s] = coffset;
coffset += s.Size;
}
var index = sources.Select(s => new AvaloniaResourcesIndexEntry
{
Path = s.Path,
Size = s.Size,
Offset = offsets[s]
}).ToList();
var ms = new MemoryStream();
AvaloniaResourcesIndexReaderWriter.Write(ms, index);
new BinaryWriter(output).Write((int)ms.Length);
ms.Position = 0;
ms.CopyTo(output);
foreach (var s in sources)
{
using (var input = s.Open())
input.CopyTo(output);
}
}
public void Save()
{
if (_embedded != null)
{
_asm.MainModule.Resources.Remove(_embedded);
_embedded = null;
}
if (_resources.Count == 0)
{
return;
}
_embedded = new EmbeddedResource("!AvaloniaResources", ManifestResourceAttributes.Public,
AvaloniaResourcesIndexReaderWriter.Create(_resources.ToDictionary(x => x.Key,
x => x.Value.FileContents)));
_asm.MainModule.Resources.Add(_embedded);
}
public AvaloniaResources(AssemblyDefinition asm, string projectDir)
{
_asm = asm;
_embedded = ((EmbeddedResource)asm.MainModule.Resources.FirstOrDefault(r =>
r.ResourceType == ResourceType.Embedded && r.Name == "!AvaloniaResources"));
if (_embedded == null)
{
return;
}
using (var stream = _embedded.GetResourceStream())
{
var br = new BinaryReader(stream);
var index = AvaloniaResourcesIndexReaderWriter.Read(new MemoryStream(br.ReadBytes(br.ReadInt32())));
var baseOffset = stream.Position;
foreach (var e in index)
{
stream.Position = e.Offset + baseOffset;
_resources[e.Path] = new AvaloniaResource(this, projectDir, e.Path, br.ReadBytes(e.Size));
}
}
}
public AssemblyDescriptor(Assembly assembly)
{
Assembly = assembly;
if (assembly != null)
{
Resources = assembly.GetManifestResourceNames()
.ToDictionary(n => n, n => (IAssetDescriptor) new AssemblyResourceDescriptor(assembly, n));
Name = assembly.GetName().Name;
using (var resources = assembly.GetManifestResourceStream(AvaloniaResourceName))
{
if (resources != null)
{
Resources.Remove(AvaloniaResourceName);
var indexLength = new BinaryReader(resources).ReadInt32();
var index = AvaloniaResourcesIndexReaderWriter.Read(new SlicedStream(resources, 4, indexLength));
var baseOffset = indexLength + 4;
AvaloniaResources = index.ToDictionary(r => "/" + r.Path !.TrimStart('/'), r => (IAssetDescriptor)
new AvaloniaResourceDescriptor(assembly, baseOffset + r.Offset, r.Size));
}
}
}
}
