public IcnsIcon AddImage(Image image, IcnsType type)
{
var ret = new IcnsIcon(image, type);
Icons.Add(ret);
return(ret);
}
public IcnsIcon AddImage(string filename, IcnsType type)
{
using (var image = Image.FromFile(filename)) {
var newImage = (Image)image.Clone();
var ret = new IcnsIcon(newImage, type);
Icons.Add(ret);
return(ret);
}
}
public IcnsFile(string filename)
: this()
{
using (var fs = File.OpenRead(filename)) {
using (var reader = new BinaryReaderBigEndian(fs)) {
var magic = Encoding.ASCII.GetString(reader.ReadBytes(4));
if (magic != "icns")
{
throw new FileLoadException("File is not an icns file.", filename);
}
uint fileSize = reader.ReadUInt32_BigEndian();
while (fs.Position < fs.Length)
{
var osType = Encoding.ASCII.GetString(reader.ReadBytes(4));
var osSize = reader.ReadInt32_BigEndian() - 8;
if (osType == "TOC ")
{
#if DEBUG
Console.WriteLine("There are {0} icons in the table of contents", osSize / 8);
#endif
fs.Seek(osSize, SeekOrigin.Current);
continue;
}
if (osType == "icnV")
{
float version = reader.ReadSingle_BigEndian();
#if DEBUG
Console.WriteLine("This icon was made with Icon Composer.app version {0}", version);
#endif
continue;
}
if (osType == "name")
{
#if DEBUG
Console.WriteLine("Encountered a 'name' OSType with size {0}", osSize);
#endif
fs.Seek(osSize, SeekOrigin.Current);
continue;
}
if (osType == "info")
{
#if DEBUG
Console.WriteLine("Encountered an 'info' binary plist OSType with size {0}", osSize);
#endif
fs.Seek(osSize, SeekOrigin.Current);
continue;
}
IcnsType iconType;
try {
iconType = GetTypeForIdent(osType);
} catch {
fs.Seek(osSize, SeekOrigin.Current);
#if DEBUG
Console.WriteLine("WARNING: Unsupported OSType: '{0}' with size {1}", osType, osSize);
#endif
Icons.Add(new IcnsIcon(IcnsType.unsupported, osSize));
continue;
}
#if DEBUG
var iconSize = GetSizeForType(iconType);
Console.WriteLine("Icon size: {0} x {1}", iconSize.Width, iconSize.Height);
#endif
var newIcon = new IcnsIcon(iconType, osSize);
newIcon.Read(reader);
Icons.Add(newIcon);
}
}
}
}
