90 lines
3.1 KiB
C#
90 lines
3.1 KiB
C#
namespace Passer.RoboidControl {
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/// <summary>
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/// Message providing generic information about a Thing
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/// </summary>
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public class ThingMsg : IMessage {
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/// <summary>
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/// The message ID
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/// </summary>
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public const byte id = 0x80;
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/// <summary>
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/// The length of the message
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/// </summary>
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public const byte length = 5;
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/// <summary>
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/// The network ID of the thing
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/// </summary>
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public byte networkId;
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/// <summary>
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/// The ID of the thing
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/// </summary>
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public byte thingId;
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/// <summary>
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/// The Thing.Type of the thing
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/// </summary>
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public byte thingType;
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/// <summary>
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/// The parent of the thing in the hierarachy. This is null for root Things
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/// </summary>
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public byte parentId;
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/// <summary>
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/// Create a message for sending
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/// </summary>
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/// <param name="networkId">The network ID of the thing</param>
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/// <param name="thing">The thing</param>
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public ThingMsg(byte networkId, Thing thing) {
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this.networkId = networkId;
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this.thingId = thing.id;
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this.thingType = thing.type;
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if (thing.parent != null)
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this.parentId = thing.parent.id;
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else
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this.parentId = 0;
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}
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/// <summary>
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/// Create a message for sending
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/// </summary>
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/// <param name="networkId">The network ID of the thing</param>
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/// <param name="thingId">The ID of the thing</param>
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/// <param name="thingType">The type of thing</param>
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/// <param name="parentId">The parent of the thing</param>
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public ThingMsg(byte networkId, byte thingId, byte thingType, byte parentId) {
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this.networkId = networkId;
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this.thingId = thingId;
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this.thingType = thingType;
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this.parentId = parentId;
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}
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/// <summary>
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/// Create a message for receiving
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/// </summary>
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/// <param name="buffer">The byte array to parse</param>
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public ThingMsg(byte[] buffer) {
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uint ix = 1;
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this.networkId = buffer[ix++];
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this.thingId = buffer[ix++];
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this.thingType = buffer[ix++];
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this.parentId = buffer[ix];
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}
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/// <summary>
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/// Serialize the message into a byte array
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/// </summary>
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/// <param name="buffer">The buffer to serialize into</param>
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/// <returns>The length of the message in the bufer. 0 when the buffer was too small</returns>
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public override byte Serialize(ref byte[] buffer) {
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if (buffer.Length < ThingMsg.length)
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return 0;
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byte ix = 0;
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buffer[ix++] = ThingMsg.id;
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buffer[ix++] = this.networkId;
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buffer[ix++] = this.thingId;
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buffer[ix++] = this.thingType;
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buffer[ix++] = this.parentId;
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return ThingMsg.length;
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}
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}
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} |