public void UpdateLabelLocation(GPSTrackingMonitor.Communications.MessagePool trackingMessagePool)
{
if (trackingMessagePool == null || trackingMessagePool.Count == 0)
{
return;
}
MapObjects2.Point oCarLocation = new MapObjects2.PointClass();
MapObjects2.TextSymbol oLabelSymbol = new MapObjects2.TextSymbolClass();
oLabelSymbol.Font.Name = "Arial";
oLabelSymbol.Font.Size = 8;
oLabelSymbol.Color = (uint)MapObjects2.ColorConstants.moYellow;
oLabelSymbol.HorizontalAlignment = MapObjects2.AlignmentConstants.moAlignCenter;
oLabelSymbol.VerticalAlignment = MapObjects2.AlignmentConstants.moAlignCenter;
int iGeoEventCount = this._trackingLayer.EventCount;
MapObjects2.GeoEvent oGeoEvent = null;
double dVerticalOffset = this._mapControl.ToMapDistance(10f);
for (int i = 0; i < iGeoEventCount; i++)
{
oGeoEvent = this._trackingLayer.get_Event(i);
oCarLocation.X = oGeoEvent.X;
oCarLocation.Y = oGeoEvent.Y + dVerticalOffset;
this._mapControl.DrawText(oGeoEvent.Tag, oCarLocation, oLabelSymbol);
}
}
public void UpdateCarLocation(GPSTrackingMonitor.Communications.MessagePool trackingMessagePool)
{
MapObjects2.Point oCarLocation = new MapObjects2.PointClass();
MapObjects2.GeoEvent oGeoevent = null;
GPSTrackingMonitor.Communications.MessagePool.ValueCollection oTrackingMessages = trackingMessagePool.Values;
foreach (CommnicationMessage.GPSTrackingMessage oTrackingMessage in oTrackingMessages)
{
oCarLocation.X = oTrackingMessage.X;
oCarLocation.Y = oTrackingMessage.Y;
oGeoevent = this._trackingLayer.FindEvent(oTrackingMessage.CarNumber);
if (oGeoevent == null)
{
// this.AddCustomSymbol(oTrackingMessage.CarNumber);
oGeoevent = this._trackingLayer.AddEvent(oCarLocation, this._carSymbolIndex);
oGeoevent.Tag = oTrackingMessage.CarNumber;
}
else
{
if (oGeoevent.X == oTrackingMessage.X && oGeoevent.Y == oTrackingMessage.Y)
{
continue;
}
oGeoevent.MoveTo(oTrackingMessage.X, oTrackingMessage.Y);
}
}
this._trackingLayer.Refresh(true, this._mapControl.Extent);
}
private void CarInfosReceiver_ProcessMessageEvent(object sender, GPSTrackingMonitor.Communications.MessageArguments e)
{
this._currentMessageCollection = e.MessageCollection;
Invoke((MethodInvoker)delegate { this._geoeventUpdate.UpdateCarLocation(e.MessageCollection); });
}
private void CarInfosReceiver_ProcessMessageEvent(object sender, GPSTrackingMonitor.Communications.MessageArguments e)
{
this._currentMessageCollection = e.MessageCollection;
Invoke((MethodInvoker)delegate { this._geoeventUpdate.UpdateCarLocation(e.MessageCollection); });
}
