} // end SelectedDateChanged
// Initialize WMTS data
private async void InitializeWMTS()
{
String str;
WmtsService wmtsService;
Uri wmtsServiceURI;
// Create the WMTS Service Load data from the URI
WMTS_CAP_URL = "https://gibs.earthdata.nasa.gov/wmts/" + wmsUriStartup.EPSG
+ "/" + wmsUriStartup.latency + "/1.0.0/WMTSCapabilities.xml";
wmtsServiceURI = new Uri(WMTS_CAP_URL);
// Define an instance of the service
wmtsService = new WmtsService(wmtsServiceURI);
// If service can load, initialize the app
try
{
if (aoiWin == null)
aoiWin = new AOIWindow();
// Load the WMS Service.
await wmtsService.LoadAsync();
// Get the service info (metadata) from the service.
wmts.serviceInfo = wmtsService.ServiceInfo;
// Get the WMTS tile information
wmts.tileSets = new List<WMTS.TileSetVariables>();
for (int i = 0; i < selectedLayers.Count; i++)
{
wmts.tileSets.Add(new WMTS.TileSetVariables());
wmts.tileSets[i].tileSetTitle = wmts.serviceInfo.TileMatrixSets[i].Id;
wmts.tileSets[i].zoomLvls = wmts.serviceInfo.TileMatrixSets[i].TileMatrices.Count;
for (int j = 0; j < wmts.serviceInfo.TileMatrixSets[i].TileMatrices.Count; j++)
{
wmts.tileSets[i].resTypes.Add(new WMTS.ResType());
wmts.tileSets[i].resTypes[j].id =
wmts.serviceInfo.TileMatrixSets[i].TileMatrices[j].Id;
wmts.tileSets[i].resTypes[j].scaleDenom =
wmts.serviceInfo.TileMatrixSets[i].TileMatrices[j].ScaleDenominator;
}
}
// Obtain the read only list of WMTS layers info objects
// for selected layers
wmts.selectedLayers = new List<WmtsLayerInfo>();
foreach (WmsLayerInfo wmsLayerInfo in selectedLayers)
{
str = wmsLayerInfo.Title;
foreach (WmtsLayerInfo wmtsLayerInfo in wmts.serviceInfo.LayerInfos)
{
// Got a layer - save info about this layer
if (str == wmtsLayerInfo.Title)
{
wmts.selectedLayers.Add(wmtsLayerInfo);
break;
}
}
}
// Set up tile matrix information for selected tiles
wmts.layerTileSets = new List<WMTS.TileSetVariables>();
for (int i = 0; i < wmts.selectedLayers.Count; i++)
{
wmts.layerTileSets.Add(new WMTS.TileSetVariables());
wmts.layerTileSets[i].zoomLvls = wmts.selectedLayers[i].TileMatrixSets[0].TileMatrices.Count;
wmts.layerTileSets[i].tileSetTitle =
wmts.selectedLayers[i].TileMatrixSets[0].Id;
wmts.layerTileSets[i].layerTitle = wmts.selectedLayers[i].Title;
wmts.layerTileSets[i].layerName = wmts.selectedLayers[i].Id;
wmts.layerTileSets[i].tileWidth = TILE_WIDTH;
wmts.layerTileSets[i].tileHeight = TILE_HEIGHT;
// get tile matrices info
for (int j = 0; j < wmts.selectedLayers[i].TileMatrixSets[0].TileMatrices.Count; j++)
{
wmts.layerTileSets[i].resTypes.Add(new WMTS.ResType());
wmts.layerTileSets[i].resTypes[j].id =
wmts.selectedLayers[i].TileMatrixSets[0].TileMatrices[j].Id;
wmts.layerTileSets[i].resTypes[j].scaleDenom =
wmts.selectedLayers[i].TileMatrixSets[0].TileMatrices[j].ScaleDenominator;
wmts.layerTileSets[i].resTypes[j].resolution =
wmts.layerTileSets[i].resTypes[j].scaleDenom / 397569610;
wmts.layerTileSets[i].resTypes[j].matrixWidth = 2 ^ j;
wmts.layerTileSets[i].resTypes[j].matrixHeight = 2 ^ j;
}
}
// Set AOI window Titles
aoiWin.panelVars.titleList = new List<string>();
foreach (WMTS.TileSetVariables tileSet in wmts.layerTileSets)
{
str = tileSet.layerTitle + "\n" +
"Tile Set: " + tileSet.tileSetTitle + "\t"
+ "Zoom Levels: " + tileSet.zoomLvls;
aoiWin.panelVars.titleList.Add(str);
}
aoiWin.ImageryTitle.ItemsSource = aoiWin.panelVars.titleList;
aoiWin.ImageryTitle.SelectedIndex = 0;
// Set the zoom level specific to image selected
ResetZoomLevels(aoiWin.ImageryTitle.SelectedIndex, "Skipper");
} // end try
catch (Exception e)
{
MessageBox.Show(e.ToString(), "WMTS SERVER LOAD ERROR");
}
} // end InitializeWMTS
