private void HandleLocationUpdateEvent(IPSEventMessage message)
{
if (!message.HasLocationMsg)
{
return;
}
LocationMessage msg = message.LocationMsg;
var args = new LocationEventArgs(msg.DeviceId, msg.MapId, msg.X, msg.Y);
if (OnLocationChanged != null)
{
OnLocationChanged(this, args);
}
}
private void HandleCameraStateChangedEvent(IPSEventMessage message)
{
if (!message.HasCameraStateMsg)
{
return;
}
CameraStateMessage msg = message.CameraStateMsg;
var args = new CameraStateArgs(msg.DeviceId,
msg.IsCameraOn,
msg.CameraType == CameraStateMessage.Types.CameraType.Front
? CameraStateArgs.CameraType.FrontCamera
: CameraStateArgs.CameraType.BackCamera);
args.FaceAngle = msg.FaceAngle;
args.TiltAngle = msg.TiltAngle;
if (OnCameraStateChanged != null)
{
OnCameraStateChanged(this, args);
}
}
protected override void OnEventReceived(byte[] msg)
{
string tag = string.Empty;
int index = GetMessageTag(msg, ref tag);
if (index == -1)
{
return;
}
if (tag != LocationTag)
{
return;
}
byte[] body = new byte[msg.Length - index - 1];
Array.Copy(msg, index + 1, body, 0, body.Length);
var message = IPSEventMessage.CreateBuilder().MergeFrom(body).Build();
if (message == null)
{
return;
}
switch (message.MessageType)
{
case IPSEventMessage.Types.Type.CameraStateMsg:
HandleCameraStateChangedEvent(message);
break;
case IPSEventMessage.Types.Type.LocationUpdateMsg:
HandleLocationUpdateEvent(message);
break;
}
}
