private void FastestPath(BuildingRoutingDataRtgRoutingSourceEventArgs e)
{
featureSource.Open();
Feature feature = featureSource.GetFeatureById(e.LineShape.Id, new string[] { "CFCC" });
if (feature.ColumnValues["CFCC"].CompareTo("A4") < 0)
{
e.RouteSegment.Weight = e.RouteSegment.Weight / SpeedOfHighWay;
}
else
{
e.RouteSegment.Weight = e.RouteSegment.Weight / SpeedOfLocalRoad;
}
}
protected override Collection<Style> GetStylesCore(FeatureSource featureSource)
{
// here we generate CustomDotDensityStyle.
double totalValue = 0;
featureSource.Open();
int featureCount = featureSource.GetCount();
for (int i = 0; i < featureCount; i++)
{
Feature feature = featureSource.GetFeatureById((i + 1).ToString(CultureInfo.InvariantCulture), SelectedColumns);
double columnValue;
if (double.TryParse(feature.ColumnValues[SelectedColumns[0]], out columnValue))
{
totalValue += columnValue;
}
}
featureSource.Close();
CustomDotDensityStyle dotDensityStyle = new CustomDotDensityStyle();
dotDensityStyle.ColumnName = SelectedColumns[0];
dotDensityStyle.PointToValueRatio = DotDensityValue / (totalValue / featureCount);
dotDensityStyle.CustomPointStyle = PointStyles.CreateSimpleCircleStyle(GeoColor.FromArgb(Opacity, Color), 4);
return new Collection<Style>() { dotDensityStyle };
}
protected override Collection <Style> GetStylesCore(FeatureSource featureSource)
{
double totalValue = 0;
featureSource.Open();
int featureCount = featureSource.GetCount();
for (int i = 0; i < featureCount; i++)
{
Feature feature = featureSource.GetFeatureById((i + 1).ToString(CultureInfo.InvariantCulture), SelectedColumns);
double columnValue;
double.TryParse(feature.ColumnValues[SelectedColumns[0]], out columnValue);
totalValue += columnValue;
}
featureSource.Close();
CustomDotDensityStyle dotDensityStyle = new CustomDotDensityStyle();
dotDensityStyle.ColumnName = SelectedColumns[0];
dotDensityStyle.PointToValueRatio = DotDensityValue / (totalValue / featureCount);
dotDensityStyle.CustomPointStyle = PointStyles.CreateSimpleCircleStyle(GeoColor.FromArgb(Opacity, Color), 4);
return(new Collection <Style>()
{
dotDensityStyle
});
}
protected override Style GetStyleCore(FeatureSource featureSource)
{
double totalValue = 0;
featureSource.Open();
int featureCount = featureSource.GetCount();
for (int i = 0; i < featureCount; i++)
{
Feature feature = featureSource.GetFeatureById((i + 1).ToString(CultureInfo.InvariantCulture), SelectedColumns);
double columnValue;
double.TryParse(feature.ColumnValues[SelectedColumns[0]], out columnValue);
totalValue += columnValue;
}
featureSource.Close();
double pointToValueRatio = DotDensityValue / (totalValue / featureCount);
CustomDotDensityStyle dotDensityStyle = new CustomDotDensityStyle();
dotDensityStyle.ColumnName = SelectedColumns[0];
dotDensityStyle.PointToValueRatio = pointToValueRatio;
dotDensityStyle.CustomPointStyle = new PointStyle(PointSymbolType.Circle, new GeoSolidBrush(GeoColor.FromArgb(Opacity, Color)), 4);
return(dotDensityStyle);
}
protected override Collection<Style> GetStylesCore(FeatureSource featureSource)
{
// here we generated a class break style and a text style.
Collection<GeoColor> familyColors = GeoColor.GetColorsInQualityFamily(Color, EndColor, classBreakCount, ColorWheelDirection);
featureSource.Open();
int featureCount = featureSource.GetCount();
double[] values = new double[featureCount];
for (int i = 0; i < featureCount; i++)
{
Feature feature = featureSource.GetFeatureById((i + 1).ToString(CultureInfo.InvariantCulture), SelectedColumns);
double columnValue;
if (double.TryParse(feature.ColumnValues[SelectedColumns[0]], out columnValue))
{
values[i] = columnValue;
}
}
featureSource.Close();
ClassBreakStyle classBreakStyle = new ClassBreakStyle(SelectedColumns[0]) { BreakValueInclusion = BreakValueInclusion.IncludeValue };
double[] classBreakValues = GetClusterClassBreaks(values, ClassBreakCount - 1);
for (int i = 0; i < classBreakValues.Length; i++)
{
ClassBreak classBreak = new ClassBreak(classBreakValues[i], AreaStyles.CreateSimpleAreaStyle(new GeoColor(this.Opacity, familyColors[i]), GeoColor.FromHtml("#f05133"), 1));
classBreakStyle.ClassBreaks.Add(classBreak);
}
return new Collection<Style>() { classBreakStyle, TextStyles.Country1("NAME") };
}
protected override Road GetRoadByIdCore(string roadId)
{
Feature feature = featureSource.GetFeatureById(roadId, ReturningColumnsType.NoColumns);
LineBaseShape sourceShape = (LineBaseShape)feature.GetShape();
Collection <LineShape> lines = ConvertLineBaseShapeToLines(sourceShape);
List <string> adjacentIDs = new List <string>();
foreach (LineShape line in lines)
{
Collection <Feature> features = featureSource.GetFeaturesInsideBoundingBox(line.GetBoundingBox(), ReturningColumnsType.NoColumns);
foreach (Feature tempFeature in features)
{
BaseShape tempShape = tempFeature.GetShape();
if (feature.Id != tempFeature.Id && line.Intersects(tempShape))
{
adjacentIDs.Add(tempFeature.Id);
}
}
}
//adjacentIDs.Sort();
PointShape center = sourceShape.GetCenterPoint();
float centerX = (float)center.X;
float centerY = (float)center.Y;
float length = (float)sourceShape.GetLength(GeographyUnit.Meter, DistanceUnit.Meter);
Road road = new Road(roadId, RoadType.LocalRoad, length, adjacentIDs, centerX, centerY, roadId);
return(road);
}
protected override Style GetStyleCore(FeatureSource featureSource)
{
Collection <GeoColor> familyColors = GeoColor.GetColorsInQualityFamily(Color, EndColor, classBreakCount, ColorWheelDirection);
featureSource.Open();
int featureCount = featureSource.GetCount();
double[] values = new double[featureCount];
for (int i = 0; i < featureCount; i++)
{
Feature feature = featureSource.GetFeatureById((i + 1).ToString(CultureInfo.InvariantCulture), SelectedColumns);
double columnValue;
double.TryParse(feature.ColumnValues[SelectedColumns[0]], out columnValue);
values[i] = columnValue;
}
featureSource.Close();
ClassBreakStyle classBreakStyle = new ClassBreakStyle(SelectedColumns[0])
{
BreakValueInclusion = BreakValueInclusion.IncludeValue
};
double[] classBreakValues = GetClusterClassBreaks(values, ClassBreaksCount - 1);
for (int i = 0; i < classBreakValues.Length; i++)
{
ClassBreak classBreak = new ClassBreak(classBreakValues[i], AreaStyles.CreateSimpleAreaStyle(new GeoColor(this.Opacity, familyColors[i]), GeoColor.FromHtml("#f05133"), 1));
classBreakStyle.ClassBreaks.Add(classBreak);
}
return(classBreakStyle);
}
private void RenderMap()
{
winformsMap1.MapUnit = GeographyUnit.DecimalDegree;
winformsMap1.BackgroundOverlay.BackgroundBrush = new GeoSolidBrush(GeoColor.FromHtml("#e6e5d1"));
winformsMap1.CurrentExtent = new RectangleShape(-97.7717794617797, 30.3120942308639, -97.7082647523071, 30.2667756273482);
WorldMapKitWmsDesktopOverlay worldMapKitsOverlay = new WorldMapKitWmsDesktopOverlay();
winformsMap1.Overlays.Add(worldMapKitsOverlay);
InMemoryFeatureLayer routingLayer = new InMemoryFeatureLayer();
featureSource = new ShapeFileFeatureSource(@"..\..\SampleData\Austinstreets.shp");
featureSource.Open();
Feature startRoad = featureSource.GetFeatureById(txtStartId.Text, ReturningColumnsType.NoColumns);
featureSource.Close();
Feature startPoint = new Feature(startRoad.GetShape().GetCenterPoint().GetWellKnownBinary(), txtStartId.Text);
routingLayer.InternalFeatures.Add(txtStartId.Text, startPoint);
routingLayer.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.City1;
routingLayer.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle.FillSolidBrush = new GeoSolidBrush(GeoColor.FromArgb(100, GeoColor.StandardColors.Blue));
routingLayer.ZoomLevelSet.ZoomLevel01.DefaultLineStyle.OuterPen.Color = GeoColor.StandardColors.Red;
routingLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
LayerOverlay routingOverlay = new LayerOverlay();
routingOverlay.Layers.Add("RoutingLayer", routingLayer);
winformsMap1.Overlays.Add("RoutingOverlay", routingOverlay);
InMemoryFeatureLayer routingExtentLayer = new InMemoryFeatureLayer();
routingExtentLayer.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle = new AreaStyle(new GeoPen(GeoColor.SimpleColors.Green));
routingExtentLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
routingExtentLayer.InternalFeatures.Add(new Feature(new RectangleShape(-97.815409, 30.369949, -97.657999, 30.217922)));
routingOverlay.Layers.Add("RoutingExtentLayer", routingExtentLayer);
InMemoryFeatureLayer facilityLayer = new InMemoryFeatureLayer();
facilityLayer.Open();
facilityLayer.Columns.Add(new FeatureSourceColumn("NAME"));
facilityLayer.Close();
facilityLayer.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.Capital1;
facilityLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
routingOverlay.Layers.Add("FacilityLayer", facilityLayer);
winformsMap1.Refresh();
}
protected override RouteSegment GetRouteSegmentByFeatureIdCore(string roadId)
{
Feature feature = featureSource.GetFeatureById(roadId, ReturningColumnsType.NoColumns);
LineBaseShape shape = feature.GetShape() as LineBaseShape;
LineShape sourceShape = ConvertLineBaseShapeToLines(shape)[0];
sourceShape.Id = feature.Id;
Collection <string> startIds = new Collection <string>();
Collection <string> endIds = new Collection <string>();
GetAdjacentFeataureIds(featureSource, sourceShape, startIds, endIds);
PointShape startPoint = new PointShape(sourceShape.Vertices[0]);
PointShape endPoint = new PointShape(sourceShape.Vertices[sourceShape.Vertices.Count - 1]);
float length = (float)sourceShape.GetLength(GeographyUnit.Meter, DistanceUnit.Meter);
RouteSegment road = new RouteSegment(feature.Id, 0, length, startPoint, startIds, endPoint, endIds);
return(road);
}
protected override Collection <Style> GetStylesCore(FeatureSource featureSource)
{
// here we generate a ValueCircle Style.
double minValue = double.MaxValue;
double maxValue = double.MinValue;
featureSource.Open();
for (int i = 0; i < featureSource.GetCount(); i++)
{
Feature feature = featureSource.GetFeatureById((i + 1).ToString(CultureInfo.InvariantCulture), SelectedColumns);
double columnValue;
if (double.TryParse(feature.ColumnValues[SelectedColumns[0]], out columnValue))
{
if (columnValue < minValue)
{
minValue = columnValue;
}
else if (columnValue > maxValue)
{
maxValue = columnValue;
}
}
}
featureSource.Close();
ValueCircleStyle valueCircleStyle = new ValueCircleStyle();
valueCircleStyle.ColumnName = SelectedColumns[0];
valueCircleStyle.DrawingRadiusRatio = radiusRatio;
valueCircleStyle.MinValidValue = minValue;
valueCircleStyle.MaxValidValue = maxValue;
valueCircleStyle.MinCircleAreaInDefaultZoomLevel = 80;
valueCircleStyle.MaxCircleAreaInDefaultZoomLevel = 10000;
valueCircleStyle.InnerColor = GeoColor.FromArgb(this.Opacity, Color);
valueCircleStyle.OuterColor = GeoColor.SimpleColors.White;
return(new Collection <Style>()
{
valueCircleStyle
});
}
private void btnRoute_Click(object sender, EventArgs e)
{
Algorithm algorithm = new AStarAlgorithm();
RoutingSource routingSource = new CustomRoutingSource(new ShapeFileFeatureSource(@"..\..\App_Data\Austinstreets.shp"));
Collection <Road> pathIDs = algorithm.GetShortestPath(routingSource, txtStartId.Text, txtEndId.Text);
Collection <Feature> features = new Collection <Feature>();
Dictionary <string, ShapeFileFeatureSource> featureSources = new Dictionary <string, ShapeFileFeatureSource>();
for (int i = 0; i < pathIDs.Count; i++)
{
FeatureSource featureSource = routingSource.GetFeatureSourceByroadId(pathIDs[i].Id);
featureSource.Open();
features.Add(featureSource.GetFeatureById(routingSource.GetFeatureIdByroadId(pathIDs[i].Id).ToString(), ReturningColumnsType.NoColumns));
featureSource.Close();
}
winformsMap1.Overlays["RoutingOverlay"].Lock.EnterWriteLock();
try
{
InMemoryFeatureLayer inmemoryLayer = (InMemoryFeatureLayer)((LayerOverlay)winformsMap1.Overlays["RoutingOverlay"]).Layers["RoutingLayer"];
inmemoryLayer.InternalFeatures.Clear();
foreach (Feature feature in features)
{
inmemoryLayer.InternalFeatures.Add(feature);
}
inmemoryLayer.Open();
winformsMap1.CurrentExtent = inmemoryLayer.GetBoundingBox();
inmemoryLayer.Close();
}
finally
{
winformsMap1.Overlays["RoutingOverlay"].Lock.ExitWriteLock();
}
winformsMap1.Refresh();
}
protected override Collection <Style> GetStylesCore(FeatureSource featureSource)
{
// here we generated a class break style and a text style.
Collection <GeoColor> familyColors = GeoColor.GetColorsInQualityFamily(Color, EndColor, classBreakCount, ColorWheelDirection);
featureSource.Open();
int featureCount = featureSource.GetCount();
double[] values = new double[featureCount];
for (int i = 0; i < featureCount; i++)
{
Feature feature = featureSource.GetFeatureById((i + 1).ToString(CultureInfo.InvariantCulture), SelectedColumns);
double columnValue;
if (double.TryParse(feature.ColumnValues[SelectedColumns[0]], out columnValue))
{
values[i] = columnValue;
}
}
featureSource.Close();
ClassBreakStyle classBreakStyle = new ClassBreakStyle(SelectedColumns[0])
{
BreakValueInclusion = BreakValueInclusion.IncludeValue
};
double[] classBreakValues = GetClusterClassBreaks(values, ClassBreakCount - 1);
for (int i = 0; i < classBreakValues.Length; i++)
{
ClassBreak classBreak = new ClassBreak(classBreakValues[i], AreaStyles.CreateSimpleAreaStyle(new GeoColor(this.Opacity, familyColors[i]), GeoColor.FromHtml("#f05133"), 1));
classBreakStyle.ClassBreaks.Add(classBreak);
}
return(new Collection <Style>()
{
classBreakStyle, TextStyles.CreateSimpleTextStyle("NAME", "Arial", 8, DrawingFontStyles.Bold, GeoColor.StandardColors.Black, GeoColor.StandardColors.White, 3)
});
}
protected override Collection<Style> GetStylesCore(FeatureSource featureSource)
{
// here we generate a ValueCircle Style.
double minValue = double.MaxValue;
double maxValue = double.MinValue;
featureSource.Open();
for (int i = 0; i < featureSource.GetCount(); i++)
{
Feature feature = featureSource.GetFeatureById((i + 1).ToString(CultureInfo.InvariantCulture), SelectedColumns);
double columnValue;
if (double.TryParse(feature.ColumnValues[SelectedColumns[0]], out columnValue))
{
if (columnValue < minValue)
{
minValue = columnValue;
}
else if (columnValue > maxValue)
{
maxValue = columnValue;
}
}
}
featureSource.Close();
ValueCircleStyle valueCircleStyle = new ValueCircleStyle();
valueCircleStyle.ColumnName = SelectedColumns[0];
valueCircleStyle.DrawingRadiusRatio = radiusRatio;
valueCircleStyle.MinValidValue = minValue;
valueCircleStyle.MaxValidValue = maxValue;
valueCircleStyle.MinCircleAreaInDefaultZoomLevel = 80;
valueCircleStyle.MaxCircleAreaInDefaultZoomLevel = 10000;
valueCircleStyle.InnerColor = GeoColor.FromArgb(this.Opacity, Color);
valueCircleStyle.OuterColor = GeoColor.SimpleColors.White;
return new Collection<Style>(){valueCircleStyle};
}
