public virtual void Finish(FeatureCollection collection)
{
_numberOfPaths = collection.GetFeature <IEngineFeature>().NumberOfPaths + 1;
_numberOfDimensions = collection.GetFeature <IPathMappingFeature>().NumberOfDimensions;
_numberOfDimensions *= collection.GetFeature <ITimeStepsFeature>().TimeStepCount;
InitDimensions();
}
public void Finish(FeatureCollection collection)
{
_numberOfPaths = collection.GetFeature <IEngineFeature>().NumberOfPaths + 1;
_factors = collection.GetFeature <IPathMappingFeature>().NumberOfDimensions;
_timesteps = collection.GetFeature <ITimeStepsFeature>().TimeStepCount;
Init1stDimension();
SetupShifts();
}
public void Finish(FeatureCollection collection)
{
var dims = collection.GetFeature <IPathMappingFeature>();
_assetIndex = dims.GetDimension(_assetName);
var dates = collection.GetFeature <ITimeStepsFeature>();
_expiryIndex = dates.GetDateIndex(_expiry);
_isComplete = true;
}
public void SetupFeatures(FeatureCollection pathProcessFeaturesCollection)
{
var mappingFeature = pathProcessFeaturesCollection.GetFeature <IPathMappingFeature>();
_factorIndex = mappingFeature.AddDimension(_name);
_timesteps = pathProcessFeaturesCollection.GetFeature <ITimeStepsFeature>();
var stepSize = (_expiryDate - _startDate).TotalDays / _numberOfSteps;
for (var i = 0; i < _numberOfSteps - 1; i++)
{
_timesteps.AddDate(_startDate.AddDays(i * stepSize));
}
_timesteps.AddDate(_expiryDate);
}
public void Finish(FeatureCollection collection)
{
var dims = collection.GetFeature <IPathMappingFeature>();
_assetIndex = dims.GetDimension(_assetName);
var dates = collection.GetFeature <ITimeStepsFeature>();
_dateIndexes = new int[_asianDates.Count];
for (var i = 0; i < _asianDates.Count; i++)
{
_dateIndexes[i] = dates.GetDateIndex(_asianDates[i]);
}
_isComplete = true;
}
public void SetupFeatures(FeatureCollection pathProcessFeaturesCollection)
{
var mappingFeature = pathProcessFeaturesCollection.GetFeature <IPathMappingFeature>();
for (var i = 0; i < _numberOfDimensions; i++)
{
mappingFeature.AddDimension($"{_name}-{i}");
}
var dates = pathProcessFeaturesCollection.GetFeature <ITimeStepsFeature>();
for (var i = 0; i < _timesteps; i++)
{
dates.AddDate(DateTime.Now.Date.AddDays(i));
}
}
public void Finish(FeatureCollection collection)
{
var dims = collection.GetFeature <IPathMappingFeature>();
_assetIndex = dims.GetDimension(_assetName);
_outputIndex = dims.GetDimension(_name);
}
public void Finish(FeatureCollection collection)
{
var dims = collection.GetFeature <IPathMappingFeature>();
_assetIndex1 = dims.GetDimension(_assetName1);
_assetIndex2 = dims.GetDimension(_assetName2);
_isComplete = true;
}
protected override void OnCreate(Android.OS.Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
AddOnlineBaseLayer(CartoBaseMapStyle.CartoBasemapStylePositron);
// read json from assets and add to map
string json;
using (System.IO.StreamReader sr = new System.IO.StreamReader(Assets.Open("cities15000.geojson")))
{
json = sr.ReadToEnd();
}
// Initialize a local vector data source
LocalVectorDataSource source = new LocalVectorDataSource(BaseProjection);
// Initialize a vector layer with the previous data source
ClusteredVectorLayer layer = new ClusteredVectorLayer(source, new MyClusterElementBuilder(this));
layer.MinimumClusterDistance = 50;
new System.Threading.Thread((obj) =>
{
// Create a basic style, as the ClusterElementBuilder will set the real style
var markerStyleBuilder = new MarkerStyleBuilder();
markerStyleBuilder.Size = 14;
MarkerStyle style = markerStyleBuilder.BuildStyle();
// Read GeoJSON, parse it using SDK GeoJSON parser
GeoJSONGeometryReader reader = new GeoJSONGeometryReader();
// Set target projection to base (mercator)
reader.TargetProjection = BaseProjection;
Alert("Starting load from .geojson");
// Read features from local asset
FeatureCollection features = reader.ReadFeatureCollection(json);
Alert("Finished load from .geojson");
VectorElementVector elements = new VectorElementVector();
for (int i = 0; i < features.FeatureCount; i++)
{
// This data set features point geometry,
// however, it can also be LineGeometry or PolygonGeometry
PointGeometry geometry = (PointGeometry)features.GetFeature(i).Geometry;
elements.Add(new Marker(geometry, style));
}
source.AddAll(elements);
Alert("Clustering started. Please wait...");
// Add the clustered vector layer to the map
MapView.Layers.Add(layer);
}).Start();
}
public override void ViewDidAppear(bool animated)
{
base.ViewDidAppear(animated);
// Add default base layer
AddOnlineBaseLayer(CartoBaseMapStyle.CartoBasemapStylePositron);
// Initialize a local vector data source
LocalVectorDataSource source = new LocalVectorDataSource(BaseProjection);
// Initialize a vector layer with the previous data source
var layer = new ClusteredVectorLayer(source, new MyClusterElementBuilder());
// Default is 100. A good value depends on data
layer.MinimumClusterDistance = 50;
// read json from assets and add to map
string json = System.IO.File.ReadAllText(AssetUtils.CalculateResourcePath("cities15000.geojson"));
// Create a basic style, as the ClusterElementBuilder will set the real style
var markerStyleBuilder = new MarkerStyleBuilder();
markerStyleBuilder.Size = 14;
MarkerStyle style = markerStyleBuilder.BuildStyle();
// Read GeoJSON, parse it using SDK GeoJSON parser
GeoJSONGeometryReader reader = new GeoJSONGeometryReader();
// Set target projection to base (mercator)
reader.TargetProjection = BaseProjection;
// Read features from local asset
FeatureCollection features = reader.ReadFeatureCollection(json);
VectorElementVector elements = new VectorElementVector();
for (int i = 0; i < features.FeatureCount; i++)
{
// This data set features point geometry,
// however, it can also be LineGeometry or PolygonGeometry
PointGeometry geometry = (PointGeometry)features.GetFeature(i).Geometry;
elements.Add(new Marker(geometry, style));
}
// Add the clustered vector layer to the map
source.AddAll(elements);
MapView.Layers.Add(layer);
}
public static void QueryFeatures(this MapView map, CartoSQLService service, LocalVectorDataSource source, PointStyle style, string query)
{
System.Threading.Tasks.Task.Run(delegate
{
FeatureCollection features = service.QueryFeatures(query, map.Options.BaseProjection);
for (int i = 0; i < features.FeatureCount; i++)
{
Feature feature = features.GetFeature(i);
PointGeometry geometry = (PointGeometry)feature.Geometry;
var point = new Point(geometry, style);
source.Add(point);
}
});
}
public void FindAttractions(FeatureCollection collection, Action <int> complete)
{
System.Threading.Tasks.Task.Run(delegate
{
int result = 0;
for (int i = 0; i < collection.FeatureCount; i++)
{
Feature feature = collection.GetFeature(i);
if (feature.Geometry is LineGeometry)
{
result += ShowAttractions(feature.Geometry);
}
}
complete(result);
});
}
public void SetupFeatures(FeatureCollection pathProcessFeaturesCollection)
{
var dates = pathProcessFeaturesCollection.GetFeature <ITimeStepsFeature>();
dates.AddDates(_asianDates);
}
public void SetupFeatures(FeatureCollection features)
{
var dates = features.GetFeature <ITimeStepsFeature>();
dates.AddDates(EventDates);
}
public void SetupFeatures(FeatureCollection pathProcessFeaturesCollection)
{
var mappingFeature = pathProcessFeaturesCollection.GetFeature <IPathMappingFeature>();
}
public static void ShowResult(this LocalVectorDataSource source, MapView map, GeocodingResult result, string title, string description, bool goToPosition)
{
source.Clear();
var builder = new BalloonPopupStyleBuilder();
builder.LeftMargins = new BalloonPopupMargins(0, 0, 0, 0);
builder.TitleMargins = new BalloonPopupMargins(6, 3, 6, 3);
builder.CornerRadius = 5;
// Make sure this label is shown on top of all other labels
builder.PlacementPriority = 10;
FeatureCollection collection = result.FeatureCollection;
int count = collection.FeatureCount;
MapPos position = new MapPos();
Geometry geometry;
for (int i = 0; i < count; i++)
{
geometry = collection.GetFeature(i).Geometry;
var color = new Carto.Graphics.Color(0, 100, 200, 150);
var pointBuilder = new PointStyleBuilder();
pointBuilder.Color = color;
var lineBuilder = new LineStyleBuilder();
lineBuilder.Color = color;
var polygonBuilder = new PolygonStyleBuilder();
polygonBuilder.Color = color;
VectorElement element = null;
if (geometry is PointGeometry)
{
element = new Point(geometry as PointGeometry, pointBuilder.BuildStyle());
}
else if (geometry is LineGeometry)
{
element = new Line(geometry as LineGeometry, lineBuilder.BuildStyle());
}
else if (geometry is PolygonGeometry)
{
element = new Polygon(geometry as PolygonGeometry, polygonBuilder.BuildStyle());
}
else if (geometry is MultiGeometry)
{
var collectionBuilder = new GeometryCollectionStyleBuilder();
collectionBuilder.PointStyle = pointBuilder.BuildStyle();
collectionBuilder.LineStyle = lineBuilder.BuildStyle();
collectionBuilder.PolygonStyle = polygonBuilder.BuildStyle();
element = new GeometryCollection(geometry as MultiGeometry, collectionBuilder.BuildStyle());
}
if (element != null)
{
position = geometry.CenterPos;
source.Add(element);
}
}
if (goToPosition)
{
map.SetFocusPos(position, 1.0f);
map.SetZoom(16, 1.0f);
}
var popup = new BalloonPopup(position, builder.BuildStyle(), title, description);
source.Add(popup);
}
void LoadData(VectorElementVector elements, MapPos min, MapPos max, float zoom)
{
// Load and parse JSON
string bbox = EncodeBBox(min.X, min.Y, max.X, max.Y);
string unencoded = query.Replace("!bbox!", bbox);
unencoded = unencoded.Replace("zoom('!scale_denominator!')", Convert.ToString(zoom));
// UrlEncode does not replace parentheses by default as they are valid url elements
string encoded = System.Web.HttpUtility.UrlEncode(unencoded).EncodeParenthesis();
string fullPath = baseUrl + "?format=GeoJSON&q=" + encoded;
try
{
string json = GetString(fullPath);
GeoJSONGeometryReader geoJsonParser = new GeoJSONGeometryReader();
FeatureCollection features = geoJsonParser.ReadFeatureCollection(json);
for (int i = 0; i < features.FeatureCount; i++)
{
Geometry geom = features.GetFeature(i).Geometry;
Variant props = features.GetFeature(i).Properties;
// Create object based on given style
VectorElement element;
if (style is PointStyle)
{
element = new Point((PointGeometry)geom, (PointStyle)style);
}
else if (style is MarkerStyle)
{
element = new Marker(geom, (MarkerStyle)style);
}
else if (style is LineStyle)
{
element = new Line((LineGeometry)geom, (LineStyle)style);
}
else if (style is PolygonStyle)
{
element = new Polygon((PolygonGeometry)geom, (PolygonStyle)style);
}
else
{
string text = "Object creation not implemented yet for style: " + style.SwigGetClassNameStyle();
Carto.Utils.Log.Debug(text);
break;
}
// Add all properties as MetaData, so you can use it with click handling
for (int j = 0; j < props.ObjectKeys.Count; j++)
{
var key = props.ObjectKeys[j];
var val = props.GetObjectElement(key);
element.SetMetaDataElement(key, val);
}
elements.Add(element);
}
}
catch (Exception e)
{
Console.WriteLine("Exception: " + e.Message);
}
}