private void RecalculateFields(object sender)
{
// Hold the entered point.
MapPoint enteredPoint;
// Update the point based on which text sent the event.
try
{
if (sender == _ddEntry || sender == _dmsEntry)
{
enteredPoint = CoordinateFormatter.FromLatitudeLongitude(_selectedField.Text, _myMapView.SpatialReference);
}
else if (sender == _utmEntry)
{
enteredPoint = CoordinateFormatter.FromUtm(_selectedField.Text, _myMapView.SpatialReference, UtmConversionMode.NorthSouthIndicators);
}
else
{
enteredPoint = CoordinateFormatter.FromUsng(_selectedField.Text, _myMapView.SpatialReference);
}
}
catch (Exception ex)
{
// The coordinate is malformed, warn and return.
UIAlertController alertController = UIAlertController.Create("Invalid Format", ex.Message, UIAlertControllerStyle.Alert);
alertController.AddAction(UIAlertAction.Create("OK", UIAlertActionStyle.Default, null));
PresentViewController(alertController, true, null);
return;
}
// Update the UI from the MapPoint.
UpdateUiFromMapPoint(enteredPoint);
}
private void InitializeMarkers()
{
// Create initial map location
// Define coordinates
string markerCoordinates = "25.3043 90.0659";
//define MapPoint
MapPoint startingLocation;
startingLocation = CoordinateFormatter.FromLatitudeLongitude(markerCoordinates, SpatialReferences.Wgs84);
// Create graphics overlay
GraphicsOverlay buoys = new GraphicsOverlay();
mapView.GraphicsOverlays.Add(buoys);
// Create simple marker symbol
SimpleMarkerSymbol buoyMarker = new SimpleMarkerSymbol()
{
Color = Color.Black,
Size = 10,
Style = SimpleMarkerSymbolStyle.Circle
};
// Add a new graphic with the point created previously
Graphic graphicWithBuoy = new Graphic(startingLocation, buoyMarker);
buoys.Graphics.Add(graphicWithBuoy);
}
private void RecalculateFields(object sender, EventArgs e)
{
// Hold the entered point
MapPoint enteredPoint = null;
// Set a default last edited field to prevent NullReferenceException
if (_lastEdited == null)
{
_lastEdited = _DecimalDegreesEditText;
}
// Update the point based on which text sent the event
try
{
switch (_lastEdited.Hint)
{
case "Decimal Degrees":
case "Degrees, Minutes, Seconds":
enteredPoint =
CoordinateFormatter.FromLatitudeLongitude(_lastEdited.Text, _myMapView.SpatialReference);
break;
case "UTM":
enteredPoint =
CoordinateFormatter.FromUtm(_lastEdited.Text, _myMapView.SpatialReference, UtmConversionMode.NorthSouthIndicators);
break;
case "USNG":
enteredPoint =
CoordinateFormatter.FromUsng(_lastEdited.Text, _myMapView.SpatialReference);
break;
}
}
catch (Exception ex)
{
// The coordinate is malformed, warn and return
// Display the message to the user
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.SetMessage(ex.Message).SetTitle("Invalid Format").Show();
return;
}
// Update the UI from the MapPoint
UpdateUIFromMapPoint(enteredPoint);
}
private void RecalculateFields(object sender, EventArgs e)
{
// Hold the entered point
MapPoint enteredPoint = null;
// Update the point based on which text sent the event
try
{
switch (_selectedField.Placeholder)
{
case "Decimal Degrees":
case "Degrees, Minutes, Seconds":
enteredPoint =
CoordinateFormatter.FromLatitudeLongitude(_selectedField.Text, _myMapView.SpatialReference);
break;
case "UTM":
enteredPoint =
CoordinateFormatter.FromUtm(_selectedField.Text, _myMapView.SpatialReference, UtmConversionMode.NorthSouthIndicators);
break;
case "USNG":
enteredPoint =
CoordinateFormatter.FromUsng(_selectedField.Text, _myMapView.SpatialReference);
break;
}
}
catch (Exception ex)
{
// The coordinate is malformed, warn and return
UIAlertController alertController = UIAlertController.Create("Invalid Format", ex.Message, UIAlertControllerStyle.Alert);
alertController.AddAction(UIAlertAction.Create("Ok", UIAlertActionStyle.Default, null));
PresentViewController(alertController, true, null);
return;
}
// Update the UI from the MapPoint
UpdateUIFromMapPoint(enteredPoint);
}
private async void RecalculateFields(object sender, RoutedEventArgs e)
{
// Hold the entered point
MapPoint enteredPoint = null;
// Update the point based on which text sent the event
try
{
switch (_selectedTextField.Tag.ToString())
{
case "Decimal Degrees":
case "Degrees, Minutes, Seconds":
enteredPoint =
CoordinateFormatter.FromLatitudeLongitude(_selectedTextField.Text, MyMapView.SpatialReference);
break;
case "UTM":
enteredPoint =
CoordinateFormatter.FromUtm(_selectedTextField.Text, MyMapView.SpatialReference, UtmConversionMode.NorthSouthIndicators);
break;
case "USNG":
enteredPoint =
CoordinateFormatter.FromUsng(_selectedTextField.Text, MyMapView.SpatialReference);
break;
}
}
catch (Exception ex)
{
// The coordinate is malformed, warn and return
await new MessageDialog(ex.Message, "Invalid format").ShowAsync();
return;
}
// Update the UI from the MapPoint
UpdateUIFromMapPoint(enteredPoint);
}
private void RecalculateFields(object sender, EventArgs e)
{
// Hold the entered point
MapPoint enteredPoint = null;
// Update the point based on which text sent the event
try
{
switch (_selectedEntry.Placeholder)
{
case "Decimal Degrees":
case "Degrees, Minutes, Seconds":
enteredPoint =
CoordinateFormatter.FromLatitudeLongitude(_selectedEntry.Text, MyMapView.SpatialReference);
break;
case "UTM":
enteredPoint =
CoordinateFormatter.FromUtm(_selectedEntry.Text, MyMapView.SpatialReference, UtmConversionMode.NorthSouthIndicators);
break;
case "USNG":
enteredPoint =
CoordinateFormatter.FromUsng(_selectedEntry.Text, MyMapView.SpatialReference);
break;
}
}
catch (Exception ex)
{
// The coordinate is malformed, warn and return
DisplayAlert("Invalid Format", ex.Message, "OK");
return;
}
// Update the UI from the MapPoint
UpdateUIFromMapPoint(enteredPoint);
}
private async void Chlorophyll_Clicked(object sender, EventArgs e)
{
// Set Button Colors
WaveButton.BackgroundColor = Color.White;
WaveButton.BorderColor = Color.FromHex("#5d7772");
WaveButton.TextColor = Color.FromHex("#5d7772");
ReefButton.BackgroundColor = Color.White;
ReefButton.BorderColor = Color.FromHex("#5d7772");
ReefButton.TextColor = Color.FromHex("#5d7772");
WindButton.BackgroundColor = Color.White;
WindButton.BorderColor = Color.FromHex("#5d7772");
WindButton.TextColor = Color.FromHex("#5d7772");
WaterButton.BackgroundColor = Color.White;
WaterButton.BorderColor = Color.FromHex("#5d7772");
WaterButton.TextColor = Color.FromHex("#5d7772");
ChlorophyllButton.BackgroundColor = Color.FromHex("#5d7772");
ChlorophyllButton.BorderColor = Color.FromHex("#5d7772");
ChlorophyllButton.TextColor = Color.White;
// set wms layers
WmsLayer chlorophyll = new WmsLayer(new Uri("https://coastwatch.pfeg.noaa.gov/erddap/wms/nesdisVHNSQchlaDaily/request?service=WMS&request=GetCapabilities&version=1.3.0"), c1);
WmsLayer chlorophylla = new WmsLayer(new Uri("https://coastwatch.pfeg.noaa.gov/erddap/wms/erdVH2018chla1day/request?service=WMS&request=GetCapabilities&version=1.3.0"), c2);
WmsLayer chlorophyllb = new WmsLayer(new Uri("https://coastwatch.pfeg.noaa.gov/erddap/wms/erdVH2018chla1day/request?service=WMS&request=GetCapabilities&version=1.3.0"), c3);
WmsLayer chlorophyllc = new WmsLayer(new Uri("https://coastwatch.pfeg.noaa.gov/erddap/wms/erdVH2018chla1day/request?service=WMS&request=GetCapabilities&version=1.3.0"), c4);
WmsLayer chlorophylld = new WmsLayer(new Uri("https://coastwatch.pfeg.noaa.gov/erddap/wms/erdVH2018chla1day/request?service=WMS&request=GetCapabilities&version=1.3.0"), c5);
WmsLayer chlorophylle = new WmsLayer(new Uri("https://coastwatch.pfeg.noaa.gov/erddap/wms/erdVH2018chla1day/request?service=WMS&request=GetCapabilities&version=1.3.0"), c6);
WmsLayer chlorophyllf = new WmsLayer(new Uri("https://coastwatch.pfeg.noaa.gov/erddap/wms/erdVH2018chla1day/request?service=WMS&request=GetCapabilities&version=1.3.0"), c7);
//create new map and basemap because the wms has a different coordinate projection system
var myBasemap = new Basemap();
myBasemap.BaseLayers.Add(chlorophylle);
myBasemap.BaseLayers.Add(chlorophylla);
myBasemap.BaseLayers.Add(chlorophyllb);
myBasemap.BaseLayers.Add(chlorophyllc);
myBasemap.BaseLayers.Add(chlorophylld);
myBasemap.BaseLayers.Add(chlorophyllf);
myBasemap.BaseLayers.Add(chlorophyll);
Esri.ArcGISRuntime.Mapping.Map myMapTwo = new Esri.ArcGISRuntime.Mapping.Map(myBasemap);
// Get MapView from the view and assign map from view-model
_mapView = MyMapView;
_mapView.Map = myMapTwo;
// start map zoomed in on the gulf
string startingLatLon = "25.3043 -90.0659";
MapPoint startingPoint = CoordinateFormatter.FromLatitudeLongitude(startingLatLon, SpatialReferences.Wgs84);
Viewpoint startingViewpoint = new Viewpoint(startingPoint, 1);
// Set Viewpoint so that it is centered on the coordinates defined above
await MyMapView.SetViewpointCenterAsync(startingPoint);
//Set Legend
LegendLabel.Text = " Chlorophyll Concentration";
LegendMetricLabel.Text = " mg m-3";
Box1.Color = Color.MediumPurple;
Box2.Color = Color.Blue;
Box3.Color = Color.LimeGreen;
Box4.Color = Color.Orange;
Box5.Color = Color.Red;
MetricLabel1.Text = "0.1";
MetricLabel2.Text = "0.2";
MetricLabel3.Text = "1.0";
MetricLabel4.Text = "7.0";
MetricLabel5.Text = "20.0";
}
private async void InitializeMarkers(string buoyData)
{
// create 2d array from buoy data string
string newResults = Regex.Replace(buoyData, " {4,}", " ");
string newResultsTwo = Regex.Replace(newResults, " {2,}", " ");
char delimiter = '\n';
String[] data = newResultsTwo.Split(delimiter);
int length = data.Length;
String[,] dataParsed = new String[length, 22];
char delimiterTwo = ' ';
for (int i = 0; i < data.Length; i++)
{
String[] fields = data[i].Split(delimiterTwo);
for (int j = 0; j < fields.Length; j++)
{
dataParsed[i, j] = fields[j];
}
}
// Create simple marker symbol for user location
SimpleMarkerSymbol userMarker = new SimpleMarkerSymbol()
{
Color = Color.Red,
Size = 10,
Style = SimpleMarkerSymbolStyle.Diamond
};
// Create simple marker symbol for buoy locations
SimpleMarkerSymbol buoyMarker = new SimpleMarkerSymbol()
{
Color = Color.Black,
Size = 10,
Style = SimpleMarkerSymbolStyle.Circle
};
// Create graphics overlay for buoys
GraphicsOverlay buoys = new GraphicsOverlay();
buoys.Id = "BuoyLayer";
//get user location
string userLat = "";
string userLon = "";
try
{
var request = new GeolocationRequest(GeolocationAccuracy.Medium);
var userLocation = await Geolocation.GetLocationAsync(request);
if (userLocation != null)
{
userLat = userLocation.Latitude.ToString();
userLon = userLocation.Longitude.ToString();
string userLocationFormatted = userLat + " " + userLon;
MapPoint userMapPoint = CoordinateFormatter.FromLatitudeLongitude(userLocationFormatted, SpatialReferences.Wgs84);
Graphic userGraphic = new Graphic(userMapPoint, userMarker);
buoys.Graphics.Add(userGraphic);
}
}
catch (FeatureNotSupportedException fnsEx)
{
// Handle not supported on device exception
}
catch (FeatureNotEnabledException fneEx)
{
// Handle not enabled on device exception
}
catch (PermissionException pEx)
{
// Handle permission exception
}
catch (Exception ex)
{
// Unable to get location
}
//MapPoint startingLocation;
length = data.Length - 1;
// create buoy marker for each location from buoy array
for (int i = 3; i < length; i++)
{
if (Convert.ToDouble(dataParsed[i, 2]) > -100 && Convert.ToDouble(dataParsed[i, 2]) < -80)
{
if (Convert.ToDouble(dataParsed[i, 1]) > 17 && Convert.ToDouble(dataParsed[i, 1]) < 31)
{
string location = dataParsed[i, 1] + " " + dataParsed[i, 2];
MapPoint startingLocation = CoordinateFormatter.FromLatitudeLongitude(location, SpatialReferences.Wgs84);
Graphic graphicWithBuoy = new Graphic(startingLocation, buoyMarker);
buoys.Graphics.Add(graphicWithBuoy);
}
}
}
// add overlay to map
_mapView.GraphicsOverlays.Add(buoys);
// method for when user clicks on buoy
_mapView.GeoViewTapped += async(s, e) =>
{
try
{
// identify buoy layer
IdentifyGraphicsOverlayResult identifyResults = await _mapView.IdentifyGraphicsOverlayAsync(
buoys,
e.Position,
10d,
false,
1
);
Geometry myGeo = GeometryEngine.Project(e.Location, SpatialReferences.Wgs84);
MapPoint projection = (MapPoint)myGeo;
CalloutDefinition myCallout;
int latitidueFinal = 0;
//compare user click point to buoy locations from array
if (identifyResults.Graphics.Count > 0)
{
string description = " ";
for (int i = 3; i < length; i++)
{
for (int j = 1; j < 3; j++)
{
double latNDBC = Convert.ToDouble(dataParsed[i, 1]);
double latNDBCRounded = Math.Round(latNDBC, 1);
double latClick = Convert.ToDouble(projection.Y);
double latClickRounded = Math.Round(latClick, 1);
double lowerLat = latClickRounded - .1;
double upperLat = latClickRounded + .1;
double lonNDBC = Convert.ToDouble(dataParsed[i, 2]);
double lonNDBCRounded = Math.Round(lonNDBC, 1);
double lonClick = Convert.ToDouble(projection.X);
double lonClickRounded = Math.Round(lonClick, 1);
double lowerLon = lonClickRounded - .1;
double upperLon = lonClickRounded + .1;
// find the line in the array for the buoy the user clicked on
if (lowerLat <= latNDBCRounded && upperLat >= latNDBCRounded && lowerLon <= lonNDBCRounded && upperLon >= lonNDBCRounded)
{
latitidueFinal = i;
}
}
}
// translate degree number into NSWE
string degrees = "";
double degreesDouble = Convert.ToDouble(dataParsed[latitidueFinal, 8]);
if (degreesDouble > 349 && degreesDouble <= 360)
{
degrees = "N";
}
else if (degreesDouble >= 0 && degreesDouble <= 11)
{
degrees = "N";
}
else if (degreesDouble > 11 && degreesDouble <= 34)
{
degrees = "NNE";
}
else if (degreesDouble > 34 && degreesDouble <= 56)
{
degrees = "NE";
}
else if (degreesDouble > 56 && degreesDouble <= 79)
{
degrees = "ENE";
}
else if (degreesDouble > 79 && degreesDouble <= 101)
{
degrees = "E";
}
else if (degreesDouble > 101 && degreesDouble <= 124)
{
degrees = "ESE";
}
else if (degreesDouble > 124 && degreesDouble <= 146)
{
degrees = "SE";
}
else if (degreesDouble > 146 && degreesDouble <= 169)
{
degrees = "SSE";
}
else if (degreesDouble > 169 && degreesDouble <= 191)
{
degrees = "S";
}
else if (degreesDouble > 191 && degreesDouble <= 214)
{
degrees = "SSW";
}
else if (degreesDouble > 214 && degreesDouble <= 236)
{
degrees = "SW";
}
else if (degreesDouble > 236 && degreesDouble <= 259)
{
degrees = "WSW";
}
else if (degreesDouble > 259 && degreesDouble <= 281)
{
degrees = "W";
}
else if (degreesDouble > 281 && degreesDouble <= 304)
{
degrees = "WNW";
}
else if (degreesDouble > 304 && degreesDouble <= 326)
{
degrees = "NW";
}
else if (degreesDouble > 326 && degreesDouble <= 349)
{
degrees = "NNW";
}
// create callout
string title = dataParsed[latitidueFinal, 0];
string location = "Location: " + dataParsed[latitidueFinal, 1] + "N " + dataParsed[latitidueFinal, 2] + "W" + "\n";
string date = " Date: " + dataParsed[latitidueFinal, 3] + "/" + dataParsed[latitidueFinal, 4] + "/" + dataParsed[latitidueFinal, 5] + " " + dataParsed[latitidueFinal, 6] + ":" + dataParsed[latitidueFinal, 7] + ":00 UTC" + "\n";
string winds = "";
description += location;
description += date;
description += winds;
string airTemp = "";
string waterTemp = "";
string dewpoint = "";
if (dataParsed[latitidueFinal, 10] != "MM")
{
winds = " Winds: " + degrees + "(" + dataParsed[latitidueFinal, 8] + ") at " + dataParsed[latitidueFinal, 9] + " kt gusting to " + dataParsed[latitidueFinal, 10] + " kt" + "\n";
description += winds;
}
else if (dataParsed[latitidueFinal, 10] == "MM")
{
winds = " Winds: " + degrees + "(" + dataParsed[latitidueFinal, 8] + ") at " + dataParsed[latitidueFinal, 9] + " kt \n";
description += winds;
}
if (dataParsed[latitidueFinal, 17] != "MM")
{
airTemp = " Air Temperature: " + dataParsed[latitidueFinal, 17] + " F" + "\n";
description += airTemp;
}
if (dataParsed[latitidueFinal, 18] != "MM")
{
waterTemp = " Water Temperature: " + dataParsed[latitidueFinal, 18] + " F" + "\n";
description += waterTemp;
}
if (dataParsed[latitidueFinal, 19] != "MM")
{
dewpoint = " Dew Point: " + dataParsed[latitidueFinal, 19] + " F" + "\n";
description += dewpoint;
}
myCallout = new CalloutDefinition(title, description);
_mapView.ShowCalloutAt(e.Location, myCallout);
latitidueFinal = 0;
}
else
{
_mapView.DismissCallout();
}
}
catch (Exception ex)
{
}
};
}
private async void WaveSelected()
{
// clear existing overlays
_mapView.GraphicsOverlays.Clear();
//tide prediction array
string[,] tidePrediction = new string[, ] {
//Alabama
{ "30.2786", "-87.5550", "8730667" },
{ "30.2333", "-88.0200", "8734635" },
{ "30.2799", "-87.6843", "8731439" },
{ "30.3033", "-87.7350", "8731952" },
{ "30.2500", "-88.0750", "8735180" },
{ "30.4436", "-88.1139", "8735523" },
{ "30.3766", "-88.1586", "8738043" },
{ "30.4866", "-87.9345", "8733821" },
{ "30.5652", "-88.0880", "8735391" },
{ "30.6483", "-88.0583", "8736897" },
{ "30.6672", "-87.9364", "8733839" },
{ "30.7083", "-88.0433", "8737048" },
{ "30.7819", "-88.0736", "8737138" },
{ "30.8183", "-87.9150", "8737182" },
{ "30.3717", "-88.2750", "8739051" },
{ "30.4057", "-88.2477", "8739803" },
//Mississippi
{ "30.4132", "-88.4029", "8740166" },
{ "30.3867", "-88.4400", "8740448" },
{ "30.3867", "-88.7733", "8743081" },
{ "30.2033", "-88.4417", "8740405" },
{ "30.2133", "-88.9717", "8740405" },
{ "30.2383", "-88.6667", "8742221" },
{ "30.3478", "-88.5058", "8741041" },
{ "30.3400", "-88.5333", "8741196" },
{ "30.3617", "-88.6633", "8742205" },
{ "30.3600", "-89.0817", "8745557" },
{ "30.3900", "-88.8567", "8743735" },
{ "30.4267", "-89.0533", "8745375" },
{ "30.4067", "-89.0267", "8745101" },
{ "30.2317", "-89.1167", "8745799" },
{ "30.3100", "-89.2450", "8746819" },
{ "30.3583", "-89.2733", "8748038" },
{ "30.3250", "-89.3250", "8747437" },
{ "30.2817", "-89.3667", "8747766" },
{ "30.2400", "-89.6150", "8749704" },
//Louisiana
{ "30.1667", "-89.7367", "8761402" },
{ "30.2717", "-89.7933", "8761473" },
{ "30.3783", "-90.1600", "8761993" },
{ "30.0272", "-90.1133", "8761927" },
{ "30.0650", "-89.8000", "8761487" },
{ "30.0067", "-89.9367", "8761678" },
{ "29.8681", "-89.6732", "8761305" },
{ "30.1267", "-89.2217", "8760668" },
{ "30.0483", "-88.8717", "8760172" },
{ "29.8233", "-89.2700", "8760742" },
{ "29.5983", "-89.6183", "8761108" },
{ "29.4933", "-89.1733", "8760595" },
{ "29.3667", "-89.3450", "8760841" },
{ "29.2283", "-89.0500", "8760424" },
{ "29.3866", "-89.3801", "8760889" },
{ "30.0000", "-89.9333", "8760412" },
{ "29.2633", "-89.9567", "8761724" },
{ "29.2667", "-89.9667", "TEC4455" },
{ "29.3100", "-89.9383", "8761677" },
{ "29.3183", "-89.9800", "8761742" },
{ "29.4267", "-89.9767", "8761732" },
{ "29.6667", "-90.1117", "8761899" },
{ "29.2100", "-90.0400", "8761826" },
{ "29.1142", "-90.1993", "8762075" },
{ "29.2483", "-90.2117", "8762084" },
{ "29.3733", "-90.2650", "8762184" },
{ "29.0867", "-90.5267", "8762675" },
{ "29.0767", "-90.2850", "8762223" },
{ "29.1283", "-90.4233", "8762481" },
{ "29.0783", "-90.5867", "8762850" },
{ "29.2450", "-90.6617", "8762928" },
{ "29.0717", "-90.6400", "8762888" },
{ "29.0633", "-90.8067", "8763206" },
{ "29.0633", "-90.9617", "8763506" },
{ "29.1748", "-90.9764", "8763535" },
{ "29.3675", "-91.3839", "8764314" },
{ "29.3333", "-91.3533", "8764256" },
{ "29.4733", "-91.3050", "8764165" },
{ "29.7433", "-91.2300", "8764025" },
{ "29.5183", "-91.5550", "8764634" },
{ "29.4200", "-91.5933", "8764706" },
{ "29.4850", "-91.7633", "8765026" },
{ "29.5233", "-92.0433", "8765568" },
{ "28.9150", "-91.0717", "8763719" },
{ "29.7350", "-91.7133", "8764931" },
{ "29.5800", "-92.0350", "8765551" },
{ "29.7134", "-91.8800", "8765251" },
{ "29.8372", "-91.8375", "8765148" },
{ "29.5517", "-92.3052", "8766072" },
{ "29.7500", "-93.1000", "TEC4495" },
{ "29.7682", "-93.3429", "8768094" },
{ "30.1902", "-93.3008", "8767961" },
{ "30.2236", "-93.2217", "8767816" },
//Texas
{ "29.7284", "-93.8701", "8770570" },
{ "29.6894", "-93.8419", "8770822" },
{ "29.8671", "-93.9310", "8770475" },
{ "29.9800", "-93.8817", "8770520" },
{ "29.3573", "-94.7248", "8771341" },
{ "29.3267", "-94.6933", "8771416" },
{ "29.3100", "-94.7933", "8771450" },
{ "29.3650", "-94.7800", "8771328" },
{ "29.3833", "-94.8833", "TEC4513" },
{ "29.4800", "-94.9183", "8771013" },
{ "29.5633", "-95.0667", "8770933" },
{ "29.6817", "-94.9850", "8770613" },
{ "29.7649", "-95.0789", "8770733" },
{ "29.7262", "-95.2658", "8770777" },
{ "29.7133", "-94.6900", "8770559" },
{ "29.6800", "-94.8683", "8770625" },
{ "29.7400", "-94.8317", "8770557" },
{ "29.5156", "-94.5106", "8770971" },
{ "29.5947", "-94.3903", "8770808" },
{ "29.5167", "-94.4833", "TEC4525" },
{ "29.3026", "-94.8971", "8771486" },
{ "29.2000", "-94.9850", "8771721" },
{ "29.1667", "-95.1250", "8771801" },
{ "29.0810", "-95.1313", "8771972" },
{ "29.0417", "-95.1750", "8772132" },
{ "29.2853", "-94.7894", "8771510" },
{ "28.7714", "-95.6172", "8772985" },
{ "28.9357", "-95.2942", "8772471" },
{ "28.9483", "-95.3083", "8772440" },
{ "28.7101", "-95.9140", "8773146" },
{ "28.4269", "-96.3301", "8773767" },
{ "28.4069", "-96.7124", "8773037" },
{ "28.2283", "-96.7950", "8774230" },
{ "28.1144", "-97.0244", "8774513" },
{ "28.4459", "-96.3956", "8773701" },
{ "28.6406", "-96.6098", "8773259" },
{ "27.8328", "-97.4859", "8775244" },
{ "27.8366", "-97.0391", "8775241" },
{ "27.8397", "-97.0725", "8775237" },
{ "27.5800", "-97.2167", "8775870" },
{ "27.8149", "-97.3892", "8775296" },
{ "27.6333", "-97.2367", "8775792" },
{ "26.0674", "-97.1548", "8779749" },
{ "26.0683", "-97.1567", "8779750" },
{ "26.0783", "-97.1700", "8779724" },
{ "26.0717", "-97.1917", "8779739" },
{ "26.0612", "-97.2155", "8779770" },
{ "26.0517", "-97.1817", "8779768" },
};
// Create simple marker symbol for tide predictions
SimpleMarkerSymbol tideMarker = new SimpleMarkerSymbol()
{
Color = Color.Blue,
Size = 10,
Style = SimpleMarkerSymbolStyle.Circle
};
// create graphics overlay
GraphicsOverlay tideLayer = new GraphicsOverlay();
// create graphics for each tide location
int tideLength = tidePrediction.Length / 3;
for (int i = 0; i < tideLength; i++)
{
string latLon = tidePrediction[i, 0].ToString() + " " + tidePrediction[i, 1].ToString();
MapPoint tide = CoordinateFormatter.FromLatitudeLongitude(latLon, SpatialReferences.Wgs84);
Graphic tideGraphic = new Graphic(tide, tideMarker);
tideLayer.Graphics.Add(tideGraphic);
}
// add layer to map
_mapView.GraphicsOverlays.Add(tideLayer);
// method for when tide point is clicked
_mapView.GeoViewTapped += async(s, e) =>
{
try
{
//identify tide overlay
IdentifyGraphicsOverlayResult identifyResults = await _mapView.IdentifyGraphicsOverlayAsync(
tideLayer,
e.Position,
10d,
false,
1
);
// get user tap point
Geometry myGeo = GeometryEngine.Project(e.Location, SpatialReferences.Wgs84);
MapPoint projection = (MapPoint)myGeo;
CalloutDefinition myCallout;
int latitidueFinal = 0;
// compare user point to map points
if (identifyResults.Graphics.Count > 0)
{
string description = " ";
for (int i = 0; i < tideLength; i++)
{
for (int j = 1; j < 3; j++)
{
double latNDBC = Convert.ToDouble(tidePrediction[i, 0]);
double latNDBCRounded = Math.Round(latNDBC, 1);
double latClick = Convert.ToDouble(projection.Y);
double latClickRounded = Math.Round(latClick, 1);
double lowerLat = latClickRounded - .1;
double upperLat = latClickRounded + .1;
double lonNDBC = Convert.ToDouble(tidePrediction[i, 1]);
double lonNDBCRounded = Math.Round(lonNDBC, 1);
double lonClick = Convert.ToDouble(projection.X);
double lonClickRounded = Math.Round(lonClick, 1);
double lowerLon = lonClickRounded - .1;
double upperLon = lonClickRounded + .1;
if (lowerLat <= latNDBCRounded && upperLat >= latNDBCRounded && lowerLon <= lonNDBCRounded && upperLon >= lonNDBCRounded)
{
latitidueFinal = i;
}
}
}
// create callout
string title = tidePrediction[latitidueFinal, 2];
string latLonDescription = "Latitude: " + tidePrediction[latitidueFinal, 0] + "\n" + "Longitude: " + tidePrediction[latitidueFinal, 1] + "\n";
string url = "https://tidesandcurrents.noaa.gov/noaatidepredictions.html?id=" + tidePrediction[latitidueFinal, 2];
description += latLonDescription;
myCallout = new CalloutDefinition(title, description);
_mapView.ShowCalloutAt(e.Location, myCallout);
}
// if user does not click on a tide point, get rid of any existing callouts
else
{
_mapView.DismissCallout();
}
}
catch (Exception ex)
{
}
};
}
async void InitializeMarkers()
{
// Get MapView from the view and assign map from view-model
_mapView = MyMapView;
_mapView.Map = myMap;
//add nearshore and offshore marine zones that correspond with the marine point forecasts
WmsLayer zoneLayerOne = new WmsLayer(new Uri("https://nowcoast.noaa.gov/arcgis/services/nowcoast/forecast_meteoceanhydro_pts_zones_geolinks/MapServer/WMSServer?request=GetCapabilities&service=WMS&version=1.3.0"), layerOne);
WmsLayer zoneLayerTwo = new WmsLayer(new Uri("https://nowcoast.noaa.gov/arcgis/services/nowcoast/forecast_meteoceanhydro_pts_zones_geolinks/MapServer/WMSServer?request=GetCapabilities&service=WMS&version=1.3.0"), layerTwo);
WmsLayer zoneLayerThree = new WmsLayer(new Uri("https://nowcoast.noaa.gov/arcgis/services/nowcoast/forecast_meteoceanhydro_pts_zones_geolinks/MapServer/WMSServer?request=GetCapabilities&service=WMS&version=1.3.0"), layerThree);
myMap.OperationalLayers.Add(zoneLayerOne);
myMap.OperationalLayers.Add(zoneLayerTwo);
myMap.OperationalLayers.Add(zoneLayerThree);
var legendInfo = await zoneLayerTwo.GetLegendInfosAsync();
// Create graphics overlay
GraphicsOverlay userClick = new GraphicsOverlay();
GraphicsOverlay userLocationLayer = new GraphicsOverlay();
// Create simple marker symbol for user location
SimpleMarkerSymbol userMarker = new SimpleMarkerSymbol()
{
Color = Color.Red,
Size = 10,
Style = SimpleMarkerSymbolStyle.Diamond
};
//get user location
string userLat = "";
string userLon = "";
try
{
var request = new GeolocationRequest(GeolocationAccuracy.Medium);
var userLocation = await Geolocation.GetLocationAsync(request);
if (userLocation != null)
{
userLat = userLocation.Latitude.ToString();
userLon = userLocation.Longitude.ToString();
string userLocationFormatted = userLat + " " + userLon;
MapPoint userMapPoint = CoordinateFormatter.FromLatitudeLongitude(userLocationFormatted, SpatialReferences.Wgs84);
Graphic userGraphic = new Graphic(userMapPoint, userMarker);
userLocationLayer.Graphics.Add(userGraphic);
_mapView.GraphicsOverlays.Add(userLocationLayer);
}
}
catch (FeatureNotSupportedException fnsEx)
{
// Handle not supported on device exception
}
catch (FeatureNotEnabledException fneEx)
{
// Handle not enabled on device exception
}
catch (PermissionException pEx)
{
// Handle permission exception
}
catch (Exception ex)
{
// Unable to get location
}
// Create simple marker symbol for where the user clicks on the map
SimpleMarkerSymbol userClickMarker = new SimpleMarkerSymbol()
{
Color = Color.Black,
Size = 10,
Style = SimpleMarkerSymbolStyle.X
};
Graphic userClickGraphic = new Graphic();
userClickGraphic.Symbol = userClickMarker;
_mapView.GraphicsOverlays.Add(userClick);
// add symbol where user has tapped on the map
_mapView.GeoViewTapped += (s, e) =>
{
// get rid of any current markers from previous map taps
userClick.Graphics.Clear();
Geometry myGeo = GeometryEngine.Project(e.Location, SpatialReferences.Wgs84);
MapPoint projection = (MapPoint)myGeo;
double latClick = Convert.ToDouble(projection.Y);
double lonClick = Convert.ToDouble(projection.X);
string location = latClick.ToString() + " " + lonClick.ToString();
MapPoint startingLocation = CoordinateFormatter.FromLatitudeLongitude(location, SpatialReferences.Wgs84);
userClickGraphic.Geometry = startingLocation;
userClick.Graphics.Add(userClickGraphic);
GetWeather(latClick, lonClick);
};
}