/// <summary>
/// Returns minimum SWF version where action with specified code was defined.
/// </summary>
/// <param name="code">action code</param>
/// <returns></returns>
public static int GetActionVersion(SwfActionCode code)
{
if (_mapver == null)
{
_mapver = EnumReflector.GetAttributeMap <SwfActionCode, int, SwfVersionAttribute>(attr => attr.Version);
}
int result;
if (_mapver.TryGetValue(code, out result))
{
return(result);
}
return(-1);
}
/// <summary>
/// Try to create concrete <see cref="SwfAction"/> subclass using given action code.
/// </summary>
/// <param name="code">action code</param>
/// <returns></returns>
public static SwfAction Create(SwfActionCode code)
{
//TODO: Can be optimized using simple switch.
ConstructorInfo ctor;
if (_ctors == null)
{
_ctors = new Hashtable();
var asm = typeof(SwfTagFactory).Assembly;
foreach (var type in asm.GetTypes())
{
if (type.IsAbstract)
{
continue;
}
if (type.IsDefined(typeof(TODOAttribute), true))
{
continue;
}
var attr = type.GetAttribute <SwfActionAttribute>(true);
if (attr != null)
{
ctor = type.GetConstructor(Type.EmptyTypes);
if (ctor == null)
{
throw new InvalidOperationException("SwfTag has no default ctor");
}
_ctors[attr.Code] = ctor;
}
}
}
ctor = (ConstructorInfo)_ctors[code];
if (ctor != null)
{
return((SwfAction)ctor.Invoke(null));
}
return(null);
}
public SwfActionAttribute(SwfActionCode code)
{
Code = code;
}
public SwfUnknownAction(SwfActionCode code, byte[] data)
{
_code = code;
Data = data;
}
public SwfUnknownAction(SwfActionCode code)
{
_code = code;
}
public SwfSimpleAction(SwfActionCode code)
{
_code = code;
}
