godotOscSharp/OscBundle.cs

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2023-08-15 21:36:55 +02:00
/*
godotOscSharp
Copyright (C) 2023 Cassandra de la Cruz-Munoz
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
2023-08-15 21:29:53 +02:00
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Godot;
namespace godotOscSharp
{
public class OscBundle
{
public long TimeTag { get; }
public List<OscMessage> Messages { get; }
public OscBundle(long timeTag, List<OscMessage> messages)
{
TimeTag = timeTag;
Messages = messages;
}
public byte[] ToBytes()
{
var result = new List<byte>();
result.AddRange(Encoding.ASCII.GetBytes("#bundle"));
result.Add(0);
result.AddRange(BitConverter.GetBytes(TimeTag));
foreach (var message in Messages)
{
var messageBytes = message.ToBytes();
result.AddRange(BitConverter.GetBytes(messageBytes.Length));
result.AddRange(messageBytes);
}
return result.ToArray();
}
public static OscBundle Parse(byte[] data)
{
var index = 0;
var identifier = Encoding.ASCII.GetString(data, index, 7);
if (identifier != "#bundle")
{
throw new ArgumentException("Invalid bundle identifier");
}
index += 8;
var timeTag = BitConverter.ToInt64(data, index);
index += 8;
var messages = new List<OscMessage>();
while (index < data.Length)
{
var size = BitConverter.ToInt32(data, index);
index += 4;
var messageData = data.Skip(index).Take(size).ToArray();
var message = OscMessage.Parse(messageData);
messages.Add(message);
index += size;
}
return new OscBundle(timeTag, messages);
}
public override string ToString()
{
var sb = new StringBuilder();
sb.Append("OscBundle: ");
sb.Append("TimeTag: ");
sb.Append(TimeTag);
sb.Append(", ");
sb.Append("Messages: ");
sb.Append("[");
foreach (var message in Messages)
{
sb.Append(message.ToString());
sb.Append(", ");
}
sb.Remove(sb.Length - 2, 2);
sb.Append("]");
return sb.ToString();
}
}
}