public OtOperation(IEnumerable <OtChange> changes, RdChangeOrigin origin, int timestamp, OtOperationKind kind)
{
Origin = origin;
Timestamp = timestamp;
Kind = kind;
Changes = Normalize(changes); // todo eliminate for deserialization
}
//private fields
//primary constructor
public RdAck(
int timestamp,
RdChangeOrigin origin
)
{
Timestamp = timestamp;
Origin = origin;
}
public RdTextBuffer(RdTextBufferState state) : base(state)
{
myTextChanged = new ViewableProperty <RdTextChange>();
myChangesToConfirmOrRollback = new List <RdTextBufferChange>();
BufferVersion = TextBufferVersion.InitVersion;
myLocalOrigin = IsMaster ? RdChangeOrigin.Master : RdChangeOrigin.Slave;
// disabling mastering, text buffer must resolve conflicts by itself
((RdProperty <RdTextBufferChange>)Delegate.Changes).IsMaster = false;
}
public static OtOperation ToOperation(this RdTextChange textChange, RdChangeOrigin origin, int ts)
{
var changes = new List <OtChange>();
changes.Add(new Retain(textChange.StartOffset));
switch (textChange.Kind)
{
case RdTextChangeKind.Insert:
changes.Add(new InsertText(textChange.New));
break;
case RdTextChangeKind.Remove:
changes.Add(new DeleteText(textChange.Old));
break;
case RdTextChangeKind.Replace:
{
changes.Add(new InsertText(textChange.New));
changes.Add(new DeleteText(textChange.Old));
break;
}
case RdTextChangeKind.Reset:
changes.Add(new InsertText(textChange.New));
break;
default:
throw new ArgumentOutOfRangeException();
}
var currentOffset = changes.Sum(x => x.GetTextLengthAfter());
changes.Add(new Retain(textChange.FullTextLength - currentOffset));
var kind = textChange.Kind == RdTextChangeKind.Reset ? OtOperationKind.Reset : OtOperationKind.Normal;
var operation = new OtOperation(changes, origin, ts, kind);
Assertion.Assert(operation.DocumentLengthAfter() == textChange.FullTextLength,
"operation.DocumentLengthAfter() == textChange.FullTextLength");
return(operation);
}
public TextBufferCommand(RdTextChange change, RdChangeOrigin origin, bool deliverImmediately)
{
Change = change;
Origin = origin;
DeliverImmediately = deliverImmediately;
}
public RdTextBufferChange(TextBufferVersion version, RdChangeOrigin origin, RdTextChange change)
{
Change = change;
Version = version;
Origin = origin;
}
