// Initial batch uodate
private void addAllPins()
{
if (xMap.pins == null)
{
return;
}
// Subscribe all pins to their respective changes
foreach (var pin in xMap.pins)
{
pin.PropertyChanged += Pin_PropertyChanged;
}
// Add the mapLocked pins first
// Select all pins where it has heading setter activated
var mapLockedFeatureCollection = xMap.pins.Where((Pin pin) => pin.IsCenterAndFlat).toFeatureCollection();
var mapLockedGeoJsonSource = new GeoJsonSource(mapLockedPinsSourceKey, mapLockedFeatureCollection);
nMap.AddSource(mapLockedGeoJsonSource);
// Add the normal pins after
// Select all pins where it has heading disabled
var normalFeatureCollection = xMap.pins.Where((Pin pin) => !pin.IsCenterAndFlat).toFeatureCollection();
var normalGeoJsonSource = new GeoJsonSource(normalPinsSourceKey, normalFeatureCollection);
nMap.AddSource(normalGeoJsonSource);
}
private void HandleStyleLoaded(MapStyle obj)
{
var routeCoordinates = GetCoords();
var source = new GeoJsonSource
{
Id = "line.src",
Data = new FeatureCollection(
new List <Feature> {
new Feature(new LineString(routeCoordinates.Select(x => new Position(x.Lat, x.Long))))
})
};
map.Functions.AddSource(source);
var layer = new LineLayer("line.layer", source.Id)
{
LineDasharray = Expression.Literal(new[] { 0.01f, 2f }),
LineCap = Expression.Literal("round"),
LineJoin = Expression.Literal("round"),
LineWidth = Expression.Literal(5f),
LineColor = Expression.Color(Color.FromHex("#e55e5e"))
};
map.Functions.AddLayer(layer);
}
private void HandleStyleLoaded(MapStyle obj)
{
var source = new GeoJsonSource(GEOJSON_SRC_ID, "asset://poi_places.geojson")
{
IsLocal = true
};
map.Functions.AddSource(source);
var layer = new SymbolLayer(POI_LABELS_LAYER_ID, GEOJSON_SRC_ID)
{
TextField = Expression.Get("description"),
TextSize = 17f,
TextColor = Color.Red,
TextVariableAnchor = new []
{
LayerProperty.TEXT_ANCHOR_TOP,
LayerProperty.TEXT_ANCHOR_BOTTOM,
LayerProperty.TEXT_ANCHOR_LEFT,
LayerProperty.TEXT_ANCHOR_RIGHT
},
TextJustify = LayerProperty.TEXT_JUSTIFY_AUTO,
TextRadialOffset = 0.5f
};
map.Functions.AddLayer(layer);
}
private void HandleStyleLoaded(MapStyle obj)
{
try
{
if (outter_points.Count >= 4)
{
var polygon = new Polygon(points.Select(x => x.Select(y => new[] { y.Longitude, y.Latitude })));
var layer = new FillLayer("layer-id", "source-id")
{
FillColor = Color.FromHex("#FF0000")
};
var source = new GeoJsonSource("source-id", new Feature(polygon));
if (map.Functions.GetLayers().Count() > 0)
{
map.Functions.RemoveSource("source-id");
map.Functions.RemoveLayer("settlement-label");
}
map.Functions.AddSource(source);
map.Functions.AddLayerBelow(layer, "settlement-label");
}
else
{
DisplayAlert(null, "You have less than 4 points", "OK");
}
}
catch (Exception ex)
{
}
}
private void HandleStyleLoaded(MapStyle obj)
{
map.Center = new LatLng(double.Parse((this.BindingContext as CalculateViewModel).Lat),
double.Parse((this.BindingContext as CalculateViewModel).Lon));
iconImageSource = (ImageSource)"RE.png";
markerImageSource = (ImageSource)"Marker.png";
map.Functions.AddStyleImage(iconImageSource);
map.Functions.AddStyleImage(markerImageSource);
featureCollection = new FeatureCollection(symbolLayerIconFeatureList);
markerCollection = new FeatureCollection(markerLayerIconFeatureList);
source = new GeoJsonSource
{
Id = "feature.memory.src",
Data = featureCollection
};
markerSource = new GeoJsonSource
{
Id = "feature.marker.src",
Data = markerCollection
};
map.Functions.AddSource(source);
map.Functions.AddSource(markerSource);
symbolLayer = new SymbolLayer("feature.symbol.layer", source.Id)
{
IconAllowOverlap = Expression.Literal(true),
IconImage = Expression.Literal(iconImageSource.Id),
IconOffset = Expression.Literal(new[] { -5, -5 }),
IconSize = Expression.Literal(0.7)
};
markerLayer = new SymbolLayer("feature.marker.layer", markerSource.Id)
{
IconAllowOverlap = Expression.Literal(true),
IconImage = Expression.Literal(markerImageSource.Id),
IconOffset = Expression.Literal(new[] { -5, -5 }),
IconSize = Expression.Literal(0.2)
};
map.Functions.AddLayer(symbolLayer);
map.Functions.AddLayer(markerLayer);
var feature = new Feature(new GeoJSON.Net.Geometry.Point(new Position(
(this.BindingContext as CalculateViewModel).Lat,
(this.BindingContext as CalculateViewModel).Lon)));
symbolLayerIconFeatureList.Add(feature);
featureCollection = new FeatureCollection(symbolLayerIconFeatureList);
map.Functions.UpdateSource(source.Id, featureCollection);
}
private void AddDataToMap(FeatureCollection featureCollection)
{
// Retrieves GeoJSON from local file and adds it to the map
var geoJsonSource = new GeoJsonSource(GEOJSON_SRC_ID, featureCollection);
map.Functions.AddSource(geoJsonSource);
InitTemperatureLayers();
PopulateMenu();
// show Connecticut by default
int indexOfState = IndexOfState("Connecticut");
SelectState(states[indexOfState].name, indexOfState);
}
private void HandleStyleLoaded(MapStyle obj)
{
var fillExtrusionLayer = new FillExtrusionLayer("3d-buildings", "composite")
{
SourceLayer = "building",
Filter = Expression.Eq(Expression.Get("extrude"), "true"),
MinZoom = 10,
FillExtrusionColor = Color.LightGray,
FillExtrusionHeight = Expression.Interpolate(
Expression.Exponential(1f),
Expression.Zoom(),
Expression.CreateStop(15, (0)),
Expression.CreateStop(16, Expression.Get("height"))
),
FillExtrusionBase = Expression.Get("min_height"),
FillExtrusionOpacity = 0.9f
};
//map.Functions.AddLayer(fillExtrusionLayer);
map.Functions.AnimateCamera(map.Camera, 1000);
iconImageSource = (ImageSource)"RE.png";
map.Functions.AddStyleImage(iconImageSource);
featureCollection = new FeatureCollection(symbolLayerIconFeatureList);
source = new GeoJsonSource
{
Id = "feature.memory.src",
Data = featureCollection
};
map.Functions.AddSource(source);
symbolLayer = new SymbolLayer("feature.symbol.layer", source.Id)
{
IconAllowOverlap = Expression.Literal(true),
IconImage = Expression.Literal(iconImageSource.Id),
IconOffset = Expression.Literal(new[] { -5, -5 }),
IconSize = Expression.Literal(0.7)
};
map.Functions.AddLayer(symbolLayer);
map.DidTapOnMapCommand = new Command <(LatLng position, Point point)>(HandleMapTapped);
}
private void addAllRoutes()
{
if (xMap.routes == null)
{
return;
}
// Subscribe all routes to their respective changes
foreach (var route in xMap.routes)
{
route.PropertyChanged += Route_PropertyChanged;
}
var geoJsonSource = new GeoJsonSource(line_source_key, xMap.routes.toFeatureCollection());
nMap.AddSource(geoJsonSource);
}
private void HandleStyleLoaded(MapStyle obj)
{
var courseRouteGeoJson = new GeoJsonSource(
"coursedata", "asset://marathon_route.geojson")
{
IsLocal = true
};
map.Functions.ShowTraffic(visible);
// Add FillExtrusion layer to map using GeoJSON data
map.Functions.AddLayer(new FillExtrusionLayer("course", "coursedata")
{
FillExtrusionColor = Color.Yellow,
FillExtrusionOpacity = 0.7f,
FillExtrusionHeight = Expression.Get("e")
});
}
private void HandleStyleLoaded(MapStyle obj)
{
var source = new GeoJsonSource
{
Id = "urban-areas",
Url = "https://d2ad6b4ur7yvpq.cloudfront.net/naturalearth-3.3.0/ne_50m_urban_areas.geojson"
};
map.Functions.AddSource(source);
var layer = new FillLayer("urban-areas-fill", source.Id)
{
FillColor = Color.FromHex("#ff0088"),
FillOpacity = 0.4f
};
map.Functions.AddLayerBelow(layer, "water");
}
private void HandleStyleLoaded(MapStyle obj)
{
// Add Features which represent the location of each profile photo SymbolLayer icon
Feature carlosFeature = new Feature(new GeoJSON.Net.Geometry.Point(new Position(41.2778064, -7.9760742)));
carlosFeature.Properties.Add(PROFILE_NAME, CARLOS);
Feature antonyFeature = new Feature(new GeoJSON.Net.Geometry.Point(new Position(37.5445773, -8.0639648
)));
antonyFeature.Properties.Add(PROFILE_NAME, ANTONY);
Feature mariaFeature = new Feature(new GeoJSON.Net.Geometry.Point(new Position(38.9764924, -9.1845703
)));
mariaFeature.Properties.Add(PROFILE_NAME, MARIA);
Feature lucianaFeature = new Feature(new GeoJSON.Net.Geometry.Point(new Position(40.2459915, -7.5146484)));
lucianaFeature.Properties.Add(PROFILE_NAME, LUCIANA);
var source = new GeoJsonSource(ICON_SOURCE_ID,
new FeatureCollection(new List <Feature>
{
carlosFeature,
antonyFeature,
mariaFeature,
lucianaFeature
}));
map.Functions.AddSource(source);
map.Functions.AddLayer(new SymbolLayer(ICON_LAYER_ID, ICON_SOURCE_ID)
{
IconImage = Expression.Get(PROFILE_NAME),
IconIgnorePlacement = true,
IconAllowOverlap = true,
TextField = Expression.Get(PROFILE_NAME),
TextIgnorePlacement = true,
TextAllowOverlap = true,
TextOffset = new[] { 0f, 2f }
});
}
void HandleStyleLoaded(MapStyle obj)
{
IconImageSource iconImageSource = (ImageSource)"red_marker.png";
map.Functions.AddStyleImage(iconImageSource);
var symbolLayerIconFeatureList = new List <Feature>();
symbolLayerIconFeatureList.Add(
new Feature(new GeoJSON.Net.Geometry.Point(
new GeoJSON.Net.Geometry.Position(-33.213144, -57.225365))));
symbolLayerIconFeatureList.Add(
new Feature(new GeoJSON.Net.Geometry.Point(
new GeoJSON.Net.Geometry.Position(-33.981818, -54.14164))));
symbolLayerIconFeatureList.Add(
new Feature(new GeoJSON.Net.Geometry.Point(
new GeoJSON.Net.Geometry.Position(-30.583266, -56.990533))));
var featureCollection = new FeatureCollection(symbolLayerIconFeatureList);
var source = new GeoJsonSource
{
Id = "feature.memory.src",
Data = featureCollection
};
map.Functions.AddSource(source);
var symbolLayer = new SymbolLayer("feature.symbol.layer", source.Id)
{
IconAllowOverlap = Expression.Literal(true),
IconImage = Expression.Literal(iconImageSource.Id),
IconOffset = Expression.Literal(new[] { 0.0, -9.0 })
};
map.Functions.AddLayer(symbolLayer);
}
private void Map()
{
try
{
polygon = new Polygon(
points.Select(x => x.Select(y => new[] { y.Longitude, y.Latitude }))
);
var layer = new FillLayer("layer-id", "source-id")
{
FillColor = Color.FromHex("#FF0000")
};
var source = new GeoJsonSource("source-id", new Feature(polygon));
if (map.Functions.GetLayers().Count() > 0)
{
DisplayAlert(null, "Layers found", "OK");
map.Functions.RemoveSource("source-id");
map.Functions.RemoveLayer("settlement-label");
DisplayAlert(null, "Layers removed", "OK");
}
else
{
DisplayAlert(null, "No layers found", "OK");
}
map.Functions.AddSource(source);
map.Functions.AddLayerBelow(layer, "settlement-label");
DisplayAlert(null, "Done Mapping", "OK");
}
catch (Exception ex)
{
DisplayAlert(null, ex.Message, "OK");
}
}
/**
* Adds the GeoJSON source to the map
*/
private void SetupSource()
{
source = new GeoJsonSource(GEOJSON_SOURCE_ID, featureCollection);
map.Functions.AddSource(source);
}
