public override void Draw(esriDrawPhase drawPhase, IDisplay display, ITrackCancel trackCancel)
{
if (drawPhase == esriDrawPhase.esriDPGeography)
{
if (Visible)
{
var mxdoc = (IMxDocument)_application.Document;
var map = mxdoc.FocusMap;
var activeView = map as IActiveView;
var tileInfosMeta = TileCalculator.GetTiles(activeView, _tileSource);
tileInfos = tileInfosMeta.Tiles;
tiles = new Dictionary <TileInfo, List <VectorTileLayer> >();
Logger.Debug("Mapbox vector tile, number of tiles: " + tileInfos.Count);
Logger.Debug("Mapbox vector tile, start downloading...");
var downloadFinished = new ManualResetEvent(false);
var t = new Thread(DownloadTiles);
t.Start(downloadFinished);
downloadFinished.WaitOne();
Logger.Debug("Mapbox vector tile, downloading finished.");
Logger.Debug("Mapbox vector tile, start drawing ...");
foreach (var tile in tiles)
{
DrawVectorTile(display, tile);
}
Logger.Debug("Mapbox vector tile, drawing finished.");
}
}
}
