private void task_QueryComplete(object sender, QueryEventArgs args)
{
base.OnProgress(100);
if (args.FeatureSet != null)
{
ESRI.ArcGIS.Client.Geometry.PointCollection points = new ESRI.ArcGIS.Client.Geometry.PointCollection();
foreach (Graphic g in args.FeatureSet.Features)
{
if (g.Geometry is ESRI.ArcGIS.Client.Geometry.MapPoint)
{
points.Add(g.Geometry as ESRI.ArcGIS.Client.Geometry.MapPoint);
if (this.SpatialReference == null)
{
if (g.Geometry.SpatialReference != null)
this.SpatialReference = g.Geometry.SpatialReference;
}
}
}
MapSpatialReference = SpatialReference;
HeatMapPoints = points;
OnLayerChanged();
}
base.Initialize();
}
private string SerializePolyline(ESRI.ArcGIS.Client.Geometry.Polyline p)
{
_length = ESRI.ArcGIS.Client.Geometry.Euclidian.Length(p) * 0.000621371192;
string s = @"[{""spatialreference"":{""wkid"":";
if (p.SpatialReference != null)
{
s = s + p.SpatialReference.WKID + "},";
}
s = s + "\"hasZ\":" + p.HasZ + ",";
s = s + "\"hasM\":" + p.HasM + ",";
s = s + "\"paths\":[[";
for (int i = 0; i < p.Paths.Count; i++)
{
ESRI.ArcGIS.Client.Geometry.PointCollection path = p.Paths[i];
foreach (MapPoint c in path)
{
s = s + "[" + c.X + "," + c.Y + "],";
}
}
s = s + "]]}]";
return(s);
}
private static ESRI.ArcGIS.Client.Geometry.Geometry GetPolygon(ShapeFileRecord record)
{
Polygon polygon = new Polygon();
for (int i = 0; i < record.NumberOfParts; i++)
{
// Determine the starting index and the end index
// into the points array that defines the figure.
int start = record.Parts[i];
int end;
if (record.NumberOfParts > 1 && i != (record.NumberOfParts - 1))
{
end = record.Parts[i + 1];
}
else
{
end = record.NumberOfPoints;
}
ESRI.ArcGIS.Client.Geometry.PointCollection points = new ESRI.ArcGIS.Client.Geometry.PointCollection();
// Add line segments to the polyline
for (int j = start; j < end; j++)
{
System.Windows.Point point = record.Points[j];
points.Add(new MapPoint(point.X, point.Y));
}
polygon.Rings.Add(points);
}
return(polygon);
}
public void Thermodynamic(double centerX, double centerY, double radius, string colour, int id, int typeid)
{
//画圆
GraphicsLayer Cityrode = map.Layers["GraphicsLayerRL"] as GraphicsLayer;
//Cityrode.Graphics.Clear();
Graphic result = new Graphic();
radius = radius / 111321;
List <MapPoint> points = new List <MapPoint>();
for (double i = 0; i <= 360; i++)
{
points.Add(new MapPoint((centerX - Math.Cos(Math.PI * i / 180.0) * radius), (centerY - Math.Sin(Math.PI * i / 180.0) * radius)));
}
//ESRI.ArcGIS.Client.Geometry.
ESRI.ArcGIS.Client.Geometry.PointCollection pCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection(points);
ESRI.ArcGIS.Client.Geometry.Polygon g = new ESRI.ArcGIS.Client.Geometry.Polygon();
g.Rings.Add(pCollection);
result.Geometry = g;
SimpleFillSymbol sfs = new SimpleFillSymbol();
sfs.BorderBrush = new SolidColorBrush(Colors.Transparent);
sfs.BorderThickness = 2;
string[] str = colour.Split(',');
sfs.Fill = new SolidColorBrush(Color.FromArgb(0x7f, Convert.ToByte(str[0]), Convert.ToByte(str[1]), Convert.ToByte(str[2])));
result.Symbol = sfs;
result.MouseLeftButtonUp += delegate
{
HtmlPage.Window.Invoke("clickPonitsShowThermodynamic", id, typeid);
};
Cityrode.Graphics.Add(result);
ContainerManager.Map.PanTo(new ESRI.ArcGIS.Client.Geometry.Envelope((double)centerX, (double)centerY, (double)centerX, (double)centerY));
}
public void Round(double centerX, double centerY, double radius, string jsondata)
{
//定位点
Location(jsondata);
//画圆
GraphicsLayer Cityrode = map.Layers["GraphicsLayer"] as GraphicsLayer;
Cityrode.Graphics.Clear();
Graphic result = new Graphic();
//radius = radius / 111321;
List <MapPoint> points = new List <MapPoint>();
for (double i = 0; i <= 360; i++)
{
points.Add(new MapPoint((centerX - Math.Cos(Math.PI * i / 180.0) * radius), (centerY - Math.Sin(Math.PI * i / 180.0) * radius)));
}
//ESRI.ArcGIS.Client.Geometry.
ESRI.ArcGIS.Client.Geometry.PointCollection pCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection(points);
ESRI.ArcGIS.Client.Geometry.Polygon g = new ESRI.ArcGIS.Client.Geometry.Polygon();
g.Rings.Add(pCollection);
result.Geometry = g;
SimpleFillSymbol sfs = new SimpleFillSymbol();
sfs.BorderBrush = new SolidColorBrush(Colors.Transparent);
sfs.BorderThickness = 2;
sfs.Fill = new SolidColorBrush(Colors.Red);
result.Symbol = sfs;
Cityrode.Graphics.Add(result);
ContainerManager.Map.PanTo(new ESRI.ArcGIS.Client.Geometry.Envelope((double)centerX, (double)centerY, (double)centerX, (double)centerY));
}
/// <summary>
/// Create straight line geometry.
/// </summary>
/// <param name="route">Route.</param>
/// <returns>Straight line route geometry.</returns>
private ArcGISGeometry.Polyline _CreateStraightPolyline(Route route)
{
ArcGISGeometry.Polyline routeLine = new ArcGISGeometry.Polyline();
ArcGISGeometry.PointCollection pointCollection = new ArcGISGeometry.PointCollection();
List <Stop> routeStops = CommonHelpers.GetSortedStops(route);
int startIndex = _GetStartIndex(routeStops);
int processCount = _GetProcessStopCount(routeStops);
// add stop map points
for (int index = startIndex; index < processCount; ++index)
{
Stop stop = routeStops[index];
if (stop.MapLocation != null)
{
ArcGISGeometry.MapPoint mapPoint = _CreateProjectedMapPoint(stop.MapLocation.Value);
pointCollection.Add(mapPoint);
}
}
routeLine.Paths.Add(pointCollection);
return(routeLine);
}
private void drawPolygon()
{
MapPoint center = MyMap.Extent.GetCenter();
double lat = center.Y;
double lon = center.X + 300;
double latOffset = 300;
double lonOffset = 300;
ESRI.ArcGIS.Client.Geometry.PointCollection points = new ESRI.ArcGIS.Client.Geometry.PointCollection()
{
new MapPoint(lon - lonOffset, lat),
new MapPoint(lon, lat + latOffset),
new MapPoint(lon + lonOffset, lat),
new MapPoint(lon, lat - latOffset),
new MapPoint(lon - lonOffset, lat),
new MapPoint(lon - 2 * lonOffset, lat + latOffset),
new MapPoint(lon - 3 * lonOffset, lat),
new MapPoint(lon - 2 * lonOffset, lat - latOffset),
new MapPoint(lon - 1.5 * lonOffset, lat + latOffset),
new MapPoint(lon - lonOffset, lat)
};
ESRI.ArcGIS.Client.Geometry.Polygon polygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
polygon.Rings.Add(points);
polygon.SpatialReference = MyMap.SpatialReference;
_unsimplifiedGraphic.Geometry = polygon;
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
_unsimplifiedGraphic.Symbol = LayoutRoot.Resources["PolygonFillSymbol"] as ESRI.ArcGIS.Client.Symbols.Symbol;
graphicsLayer.Graphics.Add(_unsimplifiedGraphic);
}
private void drawPolygon()
{
MapPoint center = MyMap.Extent.GetCenter();
double lat = center.Y;
double lon = center.X + 300;
double latOffset = 300;
double lonOffset = 300;
ESRI.ArcGIS.Client.Geometry.PointCollection points = new ESRI.ArcGIS.Client.Geometry.PointCollection()
{
new MapPoint(lon - lonOffset, lat),
new MapPoint(lon, lat + latOffset),
new MapPoint(lon + lonOffset, lat),
new MapPoint(lon, lat - latOffset),
new MapPoint(lon - lonOffset, lat),
new MapPoint(lon - 2 * lonOffset, lat + latOffset),
new MapPoint(lon - 3 * lonOffset, lat),
new MapPoint(lon - 2 * lonOffset, lat - latOffset),
new MapPoint(lon - 1.5 * lonOffset, lat + latOffset),
new MapPoint(lon - lonOffset, lat)
};
ESRI.ArcGIS.Client.Geometry.Polygon polygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
polygon.Rings.Add(points);
polygon.SpatialReference = MyMap.SpatialReference;
_unsimplifiedGraphic.Geometry = polygon;
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
_unsimplifiedGraphic.Symbol = LayoutRoot.Resources["PolygonFillSymbol"] as ESRI.ArcGIS.Client.Symbols.Symbol;
graphicsLayer.Graphics.Add(_unsimplifiedGraphic);
}
public static double PointToPolygonDistance(double x, double y, ObservableCollection <ESRI.ArcGIS.Client.Geometry.PointCollection> polygon)
{
bool inside = false;
double minDistSq = double.MaxValue;
for (int k = 0; k < polygon.Count; k++)
{
ESRI.ArcGIS.Client.Geometry.PointCollection ring = polygon[k];
int count = ring.Count;
int j = count - 1;
for (int i = 0; i < count; j = i++)
{
MapPoint a = ring[i];
MapPoint b = ring[j];
if ((a.Y > y != b.Y > y) && (x < (b.X - a.X) * (y - a.Y) / (b.Y - a.Y) + a.X))
{
inside = !inside;
}
minDistSq = Math.Min(minDistSq, GetSegDistSq(x, y, a, b));
}
}
return((inside ? 1 : -1) * Math.Sqrt(minDistSq));
}
public void DrowGraphical(string url)
{
WebAPIHelper dt = new WebAPIHelper();
GraphicsLayer Cityrode = map.Layers["GraphicsLayerCq"] as GraphicsLayer;
dt.GetDataCompleted += (s, args) =>
{
List <MapGraphical> list = args.DataResult as List <MapGraphical>;
foreach (var model in list)
{
SimpleFillSymbol style = new SimpleFillSymbol();
string[] str = model.colour.Split(',');
List <MapPoint> MapPointList = new List <MapPoint>();
foreach (var po in model.MapPointList)
{
MapPointList.Add(new MapPoint {
X = po.X, Y = po.Y
});
}
//Color ColorFill = ConvertToHtml(model.colour);
Graphic graphic = new Graphic();
style.Fill = new SolidColorBrush(Color.FromArgb(0x7f, Convert.ToByte(str[0]), Convert.ToByte(str[1]), Convert.ToByte(str[2])));
ESRI.ArcGIS.Client.Geometry.PointCollection pCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection(MapPointList);
ESRI.ArcGIS.Client.Geometry.Polygon g = new ESRI.ArcGIS.Client.Geometry.Polygon();
g.Rings.Add(pCollection);
graphic.Geometry = g;
graphic.Symbol = style;
//ESRI.ArcGIS.Client.Geometry.Polygon polygon = (ESRI.ArcGIS.Client.Geometry.Polygon)graphic.Geometry;
//GraphicsLayerCq
Cityrode.Graphics.Add(graphic);
}
};
dt.GetDataAsync <List <MapGraphical> >(url);
}
public void drawBufferCircle(double radius, int pointCount, MapPoint currentPoint, GraphicsLayer gl)
{
MapPoint point = currentPoint;
var pl = new ESRI.ArcGIS.Client.Geometry.Polyline();
var polygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
var routePoint = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (int i = 1; i <= pointCount; i++)
{
double x;
double y;
x = (point.X + radius * Math.Cos(2 * Math.PI / pointCount * i));
y = (point.Y + radius * Math.Sin(2 * Math.PI / pointCount * i));
routePoint.Add(new MapPoint(x, y));
}
routePoint.Add(routePoint[0]);
polygon.Rings.Add(routePoint);
GraphicsLayer mygraphicslayer = gl;
mygraphicslayer.ClearGraphics();
Graphic graphic = new Graphic()
{
Geometry = polygon,
Symbol = LayoutRoot.Resources["DefaultBufferSymbol"] as ESRI.ArcGIS.Client.Symbols.Symbol,
};
mygraphicslayer.Graphics.Add(graphic);
}
/// <summary>
/// 84坐标系画圆，注意 84坐标系需要 radius需要除以111321
/// </summary>
/// <param name="radius"></param>
/// <param name="centerP"></param>
/// <returns></returns>
public static Graphic GetEllipseGraphic84(double radius, MapPoint centerP)
{
Graphic result = new Graphic();
List <MapPoint> points = new List <MapPoint>();
for (double i = 0; i <= 360; i++)
{
points.Add(new MapPoint(Math.Abs((centerP.X - Math.Cos(Math.PI * i / 180.0) * radius)), Math.Abs((centerP.Y - Math.Sin(Math.PI * i / 180.0) * radius))));
}
ESRI.ArcGIS.Client.Geometry.PointCollection pCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection(points);
Polygon g = new Polygon();
g.Rings.Add(pCollection);
result.Geometry = g;
// result.Symbol = Tools.DrawStyleTools.GetEllipseFillSymbol(color);//这里根据自己的需要定义样式
RadialGradientBrush bursh = new RadialGradientBrush {
GradientOrigin = new Point(0.5, 0.5)
};
bursh.GradientStops.Add(new GradientStop {
Color = Color.FromArgb(50, 0x46, 0x73, 0xcc), Offset = 0
});
bursh.GradientStops.Add(new GradientStop {
Color = Color.FromArgb(50, 0x46, 0x73, 0xcc), Offset = 1
});
result.Symbol = new ESRI.ArcGIS.Client.Symbols.SimpleFillSymbol()
{
BorderBrush = new SolidColorBrush(Color.FromArgb(220, 0xad, 0xb9, 0xd2)),
BorderThickness = 2,
Fill = bursh
};
return(result);
}
public void Creat(GraphicsLayer layer, RegularGrid grid)
{
_GraphicsLayer = layer;
var cellsize = grid.CellSize * 0.5;
var polygon = new Polygon();
for (int i = 0; i < grid.NCell; i++)
{
var symbol = GetDefaultSymbol(polygon, System.Windows.Media.Colors.White);
ESRI.ArcGIS.Client.Geometry.PointCollection pc = new ESRI.ArcGIS.Client.Geometry.PointCollection();
var buf = SpatialReferenceSystem.ToWebMercator(grid.CentroidX[i] - cellsize, grid.CentroidY[i] + cellsize);
MapPoint p1 = new MapPoint(buf[0], buf[1]);
buf = SpatialReferenceSystem.ToWebMercator(grid.CentroidX[i] + cellsize, grid.CentroidY[i] + cellsize);
MapPoint p2 = new MapPoint(buf[0], buf[1]);
buf = SpatialReferenceSystem.ToWebMercator(grid.CentroidX[i] + cellsize, grid.CentroidY[i] - cellsize);
MapPoint p3 = new MapPoint(buf[0], buf[1]);
buf = SpatialReferenceSystem.ToWebMercator(grid.CentroidX[i] - cellsize, grid.CentroidY[i] - cellsize);
MapPoint p4 = new MapPoint(buf[0], buf[1]);
buf = SpatialReferenceSystem.ToWebMercator(grid.CentroidX[i] - cellsize, grid.CentroidY[i] + cellsize);
MapPoint p5 = new MapPoint(buf[0], buf[1]);
pc.Add(p1);
pc.Add(p2);
pc.Add(p3);
pc.Add(p4);
pc.Add(p5);
Graphic graphic = new Graphic();
Polygon ep = new Polygon();
ep.Rings.Add(pc);
graphic.Geometry = ep;
graphic.Symbol = symbol;
graphic.Attributes.Add("ID", i);
layer.Graphics.Add(graphic);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="HeatMapLayer"/> class.
/// </summary>
public HeatMapLayer()
{
GradientStopCollection stops = new GradientStopCollection();
stops.Add(new GradientStop()
{
Color = Colors.Transparent, Offset = 0
});
stops.Add(new GradientStop()
{
Color = Colors.Blue, Offset = .5
});
stops.Add(new GradientStop()
{
Color = Colors.Red, Offset = .75
});
stops.Add(new GradientStop()
{
Color = Colors.Yellow, Offset = .8
});
stops.Add(new GradientStop()
{
Color = Colors.White, Offset = 1
});
Gradient = stops;
HeatMapPoints = new ESRI.ArcGIS.Client.Geometry.PointCollection();
//Create a separate thread for rendering the heatmap layer.
renderThread = new BackgroundWorker()
{
WorkerReportsProgress = true, WorkerSupportsCancellation = true
};
renderThread.ProgressChanged += new ProgressChangedEventHandler(renderThread_ProgressChanged);
renderThread.RunWorkerCompleted += new RunWorkerCompletedEventHandler(renderThread_RunWorkerCompleted);
renderThread.DoWork += new DoWorkEventHandler(renderThread_DoWork);
}
private void task_QueryComplete(object sender, QueryEventArgs args)
{
base.OnProgress(100);
if (args.FeatureSet != null)
{
ESRI.ArcGIS.Client.Geometry.PointCollection points = new ESRI.ArcGIS.Client.Geometry.PointCollection();
foreach (Graphic g in args.FeatureSet.Features)
{
if (g.Geometry is ESRI.ArcGIS.Client.Geometry.MapPoint)
{
points.Add(g.Geometry as ESRI.ArcGIS.Client.Geometry.MapPoint);
if (this.SpatialReference == null)
{
if (g.Geometry.SpatialReference != null)
{
this.SpatialReference = g.Geometry.SpatialReference;
}
}
}
}
MapSpatialReference = SpatialReference;
HeatMapPoints = points;
OnLayerChanged();
}
base.Initialize();
}
private void DoLine()
{
QueryWithBuffer QWB;
QWB = new QueryWithBuffer("DynamicGraphicLayer", PublicVARS.Distance);
double _DIRECT;
if (PublicVARS.MainGPS != null && PublicVARS.MainX != 0.0)
{
_DIRECT = 360 + 90 - PublicVARS.Direct; // 转为逆时针，0 度 为
try
{
if (PublicVARS.Speed <= 0)
{
return;
}
Polyline PL = new Polyline();
double degree = PublicVARS.Distance / (106 * 1000); // 距离米 换算成度
// GlobalLayers.MainX += 0.0005; // 模拟移动
// GlobalLayers.MainY -= 0.0005;
double NextX;
double NextY;
NextX = PublicVARS.MainX + degree * Math.Cos(_DIRECT);
NextY = PublicVARS.MainY - degree * Math.Sin(_DIRECT);
ESRI.ArcGIS.Client.Geometry.PointCollection points = new ESRI.ArcGIS.Client.Geometry.PointCollection();
points.Add(new MapPoint(PublicVARS.MainX, PublicVARS.MainY));
points.Add(new MapPoint(NextX, NextY));
PL.Paths.Add(points); // 制作一个条状的缓冲区
Geometry g = PL; // 用一个团圆区做搜索视频范围
QWB.SetBuffGeom(g);
GlobalLayers._MainMap.Dispatcher.Invoke( // 此结构是WIN GUI 处理多线程修改界面元素的保护
new Action(
delegate
{
GlobalLayers.DynamicGraphicLayer.ClearGraphics();
Graphic Car = new Graphic();
Car.Geometry = new MapPoint(PublicVARS.MainX, PublicVARS.MainY);
Car.Symbol = App.Current.Resources["CrimePointSymbol"] as Symbol;
GlobalLayers.DynamicGraphicLayer.Graphics.Add(Car);
// GlobalLayers._gqyvideocontrol.OpenCARVID(true, Car.Geometry as MapPoint);
GlobalLayers._gqyvideocontrol.OpenVID(PublicVARS.MainVID, Car.Geometry as MapPoint);
}
));
QWB.ProcessBuffer();
}
catch (Exception e)
{
MessageBox.Show(e.ToString());
}
}
}
public static Graphic ToGraphic(this string wkt, SpatialReference sourceSpatialReference = null, SpatialReference targetSpatialReference = null)
{
if (string.IsNullOrWhiteSpace(wkt) || !wkt.StartsWith("POLYGON ((")) return null;
const string coordinatePrefix = "POLYGON ((";
const string coordinateSuffix = "))";
if (sourceSpatialReference == null)
{
sourceSpatialReference = new SpatialReference(4326);
}
if (targetSpatialReference == null)
{
targetSpatialReference = new SpatialReference(4326);
}
var src = ProjectionInfo.FromEpsgCode(sourceSpatialReference.WKID);
var dest = ProjectionInfo.FromEpsgCode(targetSpatialReference.WKID);
var sr = targetSpatialReference;
var strCoordinates = wkt.Substring(coordinatePrefix.Length, wkt.Length - coordinateSuffix.Length - coordinatePrefix.Length);
var coordinatePairs = strCoordinates.Split(',');
var coordinates = coordinatePairs.Select(pair =>
{
var coordinate = pair.Split(' ');
if (coordinate.Length != 2) throw new ArgumentException(string.Format("Cannot parse coordinate from WKT: {0}", pair));
return new {X = float.Parse(coordinate[0], CultureInfo.InvariantCulture), Y = float.Parse(coordinate[1], CultureInfo.InvariantCulture)};
// return new {X = float.Parse(coordinate[0], CultureInfo.InvariantCulture) + 155000, Y = float.Parse(coordinate[1], CultureInfo.InvariantCulture)+463000};
});
var polygon = new Polygon();
polygon.SpatialReference = sr;
if (src == dest)
{
var pointCollection = new PointCollection(coordinates.Select(c => new MapPoint(c.X, c.Y)));
polygon.Rings.Add(pointCollection);
}
else
{
var points = coordinates.SelectMany(c => new double[2] {c.X, c.Y}).ToArray();
Reproject.ReprojectPoints(points, null, src, dest, 0, points.Length / 2);
var pointCollection = new PointCollection(Enumerable.Range(0, points.Length / 2).Select(i => new MapPoint(points[i * 2], points[(i * 2) + 1], sr)));
polygon.Rings.Add(pointCollection);
}
var graphic = new Graphic();
graphic.Geometry = polygon;
graphic.Symbol = new SimpleFillSymbol
{
BorderBrush = new SolidColorBrush(Colors.Black),
BorderThickness = 4,
Fill = new SolidColorBrush(Colors.Blue) { Opacity = 0.8f }
};
return graphic;
}
private void AddLineGraphics()
{
string geoRSSLine = @"<?xml version='1.0' encoding='utf-8'?>
<feed xmlns='http://www.w3.org/2005/Atom' xmlns:georss='http://www.georss.org/georss'>
<georss:line>-118.169, 34.016, -104.941, 39.7072, -96.724, 32.732</georss:line>
<georss:line>-28.69, 14.16, -14.91, 23.702, -1.74, 13.72</georss:line>
</feed>";
List<ESRI.ArcGIS.Client.Geometry.Polyline> polylineList = new List<ESRI.ArcGIS.Client.Geometry.Polyline>();
using (System.Xml.XmlReader xmlReader = System.Xml.XmlReader.Create(new System.IO.StringReader(geoRSSLine)))
{
while (xmlReader.Read())
{
switch (xmlReader.NodeType)
{
case System.Xml.XmlNodeType.Element:
string nodeName = xmlReader.Name;
if (nodeName == "georss:line")
{
string lineString = xmlReader.ReadElementContentAsString();
string[] lineCoords = lineString.Split(',');
ESRI.ArcGIS.Client.Geometry.PointCollection pointCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (int i = 0; i < lineCoords.Length; i += 2)
{
MapPoint mp = new MapPoint(Convert.ToDouble(lineCoords[i]), Convert.ToDouble(lineCoords[i + 1]));
MapPoint conv_mp = wm.FromGeographic(mp) as MapPoint;
pointCollection.Add(conv_mp);
}
ESRI.ArcGIS.Client.Geometry.Polyline polyline = new ESRI.ArcGIS.Client.Geometry.Polyline();
polyline.Paths.Add(pointCollection);
polylineList.Add(polyline);
}
break;
}
}
}
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
foreach (ESRI.ArcGIS.Client.Geometry.Polyline polyline in polylineList)
{
Graphic graphic = new Graphic()
{
Symbol = DefaultLineSymbol,
Geometry = polyline
};
graphicsLayer.Graphics.Add(graphic);
}
}
private void AddLineGraphics()
{
string geoRSSLine = @"<?xml version='1.0' encoding='utf-8'?>
<feed xmlns='http://www.w3.org/2005/Atom' xmlns:georss='http://www.georss.org/georss'>
<georss:line>-118.169, 34.016, -104.941, 39.7072, -96.724, 32.732</georss:line>
<georss:line>-28.69, 14.16, -14.91, 23.702, -1.74, 13.72</georss:line>
</feed>";
List <ESRI.ArcGIS.Client.Geometry.Polyline> polylineList = new List <ESRI.ArcGIS.Client.Geometry.Polyline>();
using (System.Xml.XmlReader xmlReader = System.Xml.XmlReader.Create(new System.IO.StringReader(geoRSSLine)))
{
while (xmlReader.Read())
{
switch (xmlReader.NodeType)
{
case System.Xml.XmlNodeType.Element:
string nodeName = xmlReader.Name;
if (nodeName == "georss:line")
{
string lineString = xmlReader.ReadElementContentAsString();
string[] lineCoords = lineString.Split(',');
ESRI.ArcGIS.Client.Geometry.PointCollection pointCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (int i = 0; i < lineCoords.Length; i += 2)
{
MapPoint mp = new MapPoint(Convert.ToDouble(lineCoords[i]), Convert.ToDouble(lineCoords[i + 1]));
MapPoint conv_mp = wm.FromGeographic(mp) as MapPoint;
pointCollection.Add(conv_mp);
}
ESRI.ArcGIS.Client.Geometry.Polyline polyline = new ESRI.ArcGIS.Client.Geometry.Polyline();
polyline.Paths.Add(pointCollection);
polylineList.Add(polyline);
}
break;
}
}
}
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
foreach (ESRI.ArcGIS.Client.Geometry.Polyline polyline in polylineList)
{
Graphic graphic = new Graphic()
{
Symbol = DefaultLineSymbol,
Geometry = polyline
};
graphicsLayer.Graphics.Add(graphic);
}
}
public void ResetValues()
{
_isMeasuring = false;
originPoint = null;
endPoint = null;
lineCount = 0;
_points = new ESRI.ArcGIS.Client.Geometry.PointCollection();
_lengths = new List <double>();
totalLength = 0;
_tempTotalLength = 0;
_segmentLength = 0;
}
/// <summary>
/// Create true line geometry.
/// </summary>
/// <param name="route">Route.</param>
/// <returns>True polyline route geometry.</returns>
private ArcGISGeometry.Polyline _CreateTruePolyline(Route route)
{
// Create follow street route.
ArcGISGeometry.PointCollection pointCollection = new ArcGISGeometry.PointCollection();
IList <Stop> routeStops = CommonHelpers.GetSortedStops(route);
int startIndex = _GetStartIndex(routeStops);
int processCount = _GetProcessStopCount(routeStops);
// add path to stop to drawing
bool isStartFound = false;
for (int stopIndex = startIndex; stopIndex < processCount; ++stopIndex)
{
Stop stop = routeStops[stopIndex];
// not show path to first stop
if (isStartFound &&
stop.Path != null &&
!stop.Path.IsEmpty)
{
for (int index = 0; index < stop.Path.Groups.Length; ++index)
{
ArcLogisticsGeometry.Point[] points = stop.Path.GetGroupPoints(index);
foreach (ArcLogisticsGeometry.Point point in points)
{
pointCollection.Add(_CreateProjectedMapPoint(point));
}
}
}
if (!isStartFound)
{
isStartFound = (stop.StopType != StopType.Lunch);
}
}
ArcGISGeometry.Polyline routeLine;
if (pointCollection.Count > 0)
{
routeLine = new ArcGISGeometry.Polyline();
routeLine.Paths.Add(pointCollection);
}
else
{
routeLine = _CreateStraightPolyline(route);
}
return(routeLine);
}
/// 此方法为ArcGIS for silverlight 中根据已知点生成圆状polygon（实为点集）
///
/// 360度画圆
///
/// 半径Wgs-84坐标系下1度约等于 111194.872221777米
/// 中心点即为需要生成圆的基本点
/// 返回Graphic
public static Geometry GetEllipseGraphic(double radius, MapPoint centerP)
{
ESRI.ArcGIS.Client.Geometry.PointCollection pCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (double i = 0; i <= 360; i += 1)
{
pCollection.Add(new MapPoint((centerP.X - Math.Cos(Math.PI * i / 180.0) * radius), (centerP.Y - Math.Sin(Math.PI * i / 180.0) * radius)));
}
ESRI.ArcGIS.Client.Geometry.Polygon g = new ESRI.ArcGIS.Client.Geometry.Polygon();
g.Rings.Add(pCollection);
return(g);
// result.Symbol = this.LayoutRoot.Resources["DefaulFillSymbol"] as ESRI.ArcGIS.Client.Symbols.Symbol;//这里根据自己的需要定义样式
}
public static ESRI.ArcGIS.Client.Geometry.Polygon ConvertPBSPolygonToEsriPolygon(PBS.Util.Polygon pPolygon)
{
ESRI.ArcGIS.Client.Geometry.Polygon ePolygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
foreach (PBS.Util.PointCollection pPC in pPolygon.Rings)
{
ESRI.ArcGIS.Client.Geometry.PointCollection ePC = new ESRI.ArcGIS.Client.Geometry.PointCollection();
foreach (PBS.Util.Point pPoint in pPC)
{
ePC.Add(new MapPoint(pPoint.X, pPoint.Y));
}
ePolygon.Rings.Add(ePC);
}
return(ePolygon);
}
public void ShowImage(Stream fs)
{
if (fs.Length == 0)
{
return;
}
var selectedSensorImageRecord = coastalWatch.SelectedSensorImageRecord;
var selectedLayer = Map.Layers[selectedSensorImageRecord.SensorName] as GraphicsLayer;
coastalWatch.SelectedLayer = selectedLayer;
if (!coastalWatch.KeepSeries)
{
selectedLayer.Graphics.Clear();
}
var source = new BitmapImage();
source.SetSource(fs);
ESRI.ArcGIS.Client.Geometry.PointCollection pc = new ESRI.ArcGIS.Client.Geometry.PointCollection();
MapPoint pt = new MapPoint(selectedSensorImageRecord.BBox[0], selectedSensorImageRecord.BBox[3]);
pc.Add(pt);
pt = new MapPoint(selectedSensorImageRecord.BBox[1], selectedSensorImageRecord.BBox[3]);
pc.Add(pt);
pt = new MapPoint(selectedSensorImageRecord.BBox[1], selectedSensorImageRecord.BBox[2]);
pc.Add(pt);
pt = new MapPoint(selectedSensorImageRecord.BBox[0], selectedSensorImageRecord.BBox[2]);
pc.Add(pt);
pt = new MapPoint(selectedSensorImageRecord.BBox[0], selectedSensorImageRecord.BBox[3]);
pc.Add(pt);
PictureFillSymbol symbl = new PictureFillSymbol()
{
Source = source,
BorderThickness = 0
};
Graphic graphic = new Graphic();
ESRI.ArcGIS.Client.Geometry.Polygon ep = new Polygon();
ep.Rings.Add(pc);
graphic.Geometry = ep;
graphic.Symbol = symbl;
graphic.Geometry.SpatialReference = new SpatialReference(4326);
selectedLayer.Graphics.Add(graphic);
selectedLayer.Refresh();
}
private void CreateRing()
{
this.Rings.Clear();
if (!double.IsNaN(Radius) && Radius > 0 && Center != null && PointCount > 2)
{
ESRI.ArcGIS.Client.Geometry.PointCollection pnts = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (int i = 0; i <= PointCount; i++)
{
double rad = 2 * Math.PI / PointCount * i;
double x = Math.Cos(rad) * radius + Center.X;
double y = Math.Sin(rad) * radius + Center.Y;
pnts.Add(new MapPoint(x, y));
}
this.Rings.Add(pnts);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="HeatMapLayer"/> class.
/// </summary>
public HeatMapLayer()
{
GradientStopCollection stops = new GradientStopCollection();
stops.Add(new GradientStop() { Color = Colors.Transparent, Offset = 0 });
stops.Add(new GradientStop() { Color = Colors.Blue, Offset = .5 });
stops.Add(new GradientStop() { Color = Colors.Red, Offset = .75 });
stops.Add(new GradientStop() { Color = Colors.Yellow, Offset = .8 });
stops.Add(new GradientStop() { Color = Colors.White, Offset = 1 });
Gradient = stops;
HeatMapPoints = new ESRI.ArcGIS.Client.Geometry.PointCollection();
//Create a separate thread for rendering the heatmap layer.
renderThread = new BackgroundWorker() { WorkerReportsProgress = true, WorkerSupportsCancellation = true };
renderThread.ProgressChanged += new ProgressChangedEventHandler(renderThread_ProgressChanged);
renderThread.RunWorkerCompleted += new RunWorkerCompletedEventHandler(renderThread_RunWorkerCompleted);
renderThread.DoWork += new DoWorkEventHandler(renderThread_DoWork);
}
/// <summary>
/// Add leader lines to expanded cluster elements
/// </summary>
private void _CreateLeaderLines()
{
List <Graphic> _leaderLines = new List <Graphic>();
foreach (DataGraphicObject dataGraphic in _clusteringLayer.MapLayer.Graphics)
{
// TODO: remove hardcode
LineSymbol simpleLineSymbol = new LineSymbol()
{
Color = (SolidColorBrush)App.Current.FindResource("ClusteringLineBrush"),
Width = 2
};
ESRI.ArcGIS.Client.Geometry.PointCollection points = new ESRI.ArcGIS.Client.Geometry.PointCollection();
MapPoint graphicPosition = dataGraphic.Geometry as MapPoint;
MapPoint startPoint = (MapPoint)_expandedClusterGraphic.Geometry;
System.Windows.Point point = _mapctrl.map.MapToScreen(startPoint);
MarkerSymbol symbol = dataGraphic.Symbol as MarkerSymbol;
point.X -= symbol.OffsetX;
point.Y -= symbol.OffsetY;
MapPoint endPoint = _mapctrl.map.ScreenToMap(point);
endPoint.X -= startPoint.X - graphicPosition.X;
endPoint.Y -= startPoint.Y - graphicPosition.Y;
points.Add(startPoint);
points.Add(endPoint);
Polyline lineGeometry = new Polyline();
lineGeometry.Paths.Add(points);
Graphic lineGraphic = new Graphic()
{
Symbol = simpleLineSymbol,
Geometry = lineGeometry
};
_leaderLines.Add(lineGraphic);
}
foreach (Graphic graphic in _leaderLines)
{
_leaderLinesLayer.Graphics.Add(graphic);
}
}
private static void OnMapPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
GeodeticDistance gd = d as GeodeticDistance;
Map oldMap = e.OldValue as Map;
bool isActive = gd.IsActivated;
if (isActive)
{
gd.IsActivated = false;
}
if (oldMap != null)
{
gd.layer.ClearGraphics();
}
Map map = e.NewValue as Map;
if (map != null)
{
//Create graphics layer and populate with the needed necessary graphics
gd.layer = new GraphicsLayer();
gd.layer.Graphics.Add(gd.radiusFill);
gd.layer.Graphics.Add(gd.greatCircleLine);
gd.layer.Graphics.Add(gd.radiusLine);
Polyline line = new Polyline();
ESRI.ArcGIS.Client.Geometry.PointCollection pnts = new ESRI.ArcGIS.Client.Geometry.PointCollection();
pnts.Add(new MapPoint());
pnts.Add(new MapPoint());
line.Paths.Add(pnts);
gd.straightLine.Geometry = line;
gd.layer.Graphics.Add(gd.straightLine);
gd.layer.Graphics.Add(gd.midMarker);
gd.textPoint = new Graphic()
{
Symbol = gd.textSymb
};
gd.textPoint.SetZIndex(2);
gd.layer.Graphics.Add(gd.textPoint);
}
gd.IsActivated = isActive;
}
public static IObservable<ESRI.ArcGIS.Client.Geometry.PointCollection> DrawPoints(this Map map)
{
ESRI.ArcGIS.Client.Geometry.PointCollection pc = new ESRI.ArcGIS.Client.Geometry.PointCollection();
Subject<ESRI.ArcGIS.Client.Geometry.PointCollection> obvle = new Subject<ESRI.ArcGIS.Client.Geometry.PointCollection>();
map.GetClick()
.Select(item => map.ScreenToMap(item.EventArgs.GetPosition(map)))
.Subscribe(next => pc.Add(next));
map.GetDoubleClick()
.Subscribe(next =>
{
obvle.OnNext(pc);
pc = new ESRI.ArcGIS.Client.Geometry.PointCollection();
});
return obvle;
}
private void MyDrawObject_DrawComplete(object sender, DrawEventArgs args)
{
//ESRI.ArcGIS.Client.Geometry.Polyline polyline = args.Geometry as ESRI.ArcGIS.Client.Geometry.Polyline;
args.Geometry.SpatialReference = MyMap.SpatialReference;
Graphic graphic = new Graphic()
{
Geometry = args.Geometry
};
graphic.Symbol = LayoutRoot.Resources["DefaultMarkerSymbol"] as ESRI.ArcGIS.Client.Symbols.Symbol;
graphicsLayer.Graphics.Add(graphic);
if (graphicsLayer.Graphics.Count == 2)
{
MyDrawObject.IsEnabled = false;
GeometryService geometryService =
new GeometryService("http://sampleserver3.arcgisonline.com/ArcGIS/rest/services/Geometry/GeometryServer");
geometryService.DistanceCompleted += GeometryService_DistanceCompleted;
geometryService.Failed += GeometryService_Failed;
DistanceParameters distanceParameters = new DistanceParameters()
{
DistanceUnit = LinearUnit.SurveyMile,
Geodesic = true
};
geometryService.DistanceAsync(graphicsLayer.Graphics[0].Geometry, graphicsLayer.Graphics[1].Geometry, distanceParameters);
ResponseTextBlock.Text = "The distance between the points is... ";
ESRI.ArcGIS.Client.Geometry.PointCollection points = new ESRI.ArcGIS.Client.Geometry.PointCollection();
points.Add(graphicsLayer.Graphics[0].Geometry as MapPoint);
points.Add(graphicsLayer.Graphics[1].Geometry as MapPoint);
ESRI.ArcGIS.Client.Geometry.Polyline polyline = new ESRI.ArcGIS.Client.Geometry.Polyline();
polyline.Paths.Add(points);
Graphic linegraphic = new Graphic()
{
Geometry = polyline,
Symbol = LayoutRoot.Resources["DefaultLineSymbol"] as ESRI.ArcGIS.Client.Symbols.Symbol
};
lineLayer.Graphics.Add(linegraphic);
}
MyDrawObject.IsEnabled = true;
}
private void UpdateCircle(string label, double radius, double startAngle, double endAngle)
{
var inLat = Poi.Position.Latitude;
var inLon = Poi.Position.Longitude;
var coordinates = new PointCollection();
for (var i = startAngle; i <= endAngle; i += 5)
{
double lat, lon;
CoordinateUtils.CalculatePointSphere2D(inLat, inLon, radius, i, out lat, out lon);
coordinates.Add((MapPoint)webMercator.FromGeographic(new MapPoint(lon, lat)));
}
if (endAngle - startAngle < 360) coordinates.Add((MapPoint)webMercator.FromGeographic(new MapPoint(inLon, inLat))); // Not a full circle, so add center too.
coordinates.Add(coordinates[0]); // Add first point to close the circle
Execute.OnUIThread(() =>
{
var circle = GetImpactCircle();
if (circle == null)
{
var polygon = new Polygon();
polygon.Rings.Add(coordinates);
var g = new Graphic
{
Symbol = new SimpleFillSymbol
{
BorderBrush = Brushes.Transparent,
BorderThickness = 1,
Fill = radialGradientBrush
},
Geometry = polygon
};
g.Attributes["ID"] = label;
g.Attributes["UserId"] = Poi.Id.ToString(); // To distinguish it from other models
CircleLayer.Graphics.Add(g);
}
else
{
var polygon = new Polygon();
polygon.Rings.Add(coordinates);
circle.Geometry = polygon;
CircleLayer.Refresh();
}
});
}
private double GetArea(ESRI.ArcGIS.Client.Geometry.PointCollection points)
{
double tempArea = 0;
double xDiff, yDiff, x1, x2, y1, y2;
for (int i = 0; i < points.Count - 1; i++)
{
x1 = points[i].X;
x2 = points[i + 1].X;
y1 = points[i].Y;
y2 = points[i + 1].Y;
xDiff = x2 - x1;
yDiff = y2 - y1;
//tempArea += x1 * yDiff - y1 * xDiff;
tempArea += (x1 + x2) * (y1 - y2);
}
return(Math.Abs(tempArea) / 2);
}
public static void AddDebugGraphic(Cell c, GraphicsLayer graphicsLayer)
{
return; // COMMENT OUT TO SHOW CELLS
if (graphicsLayer == null)
{
return;
}
Graphic graphic = new Graphic();
ObservableCollection <ESRI.ArcGIS.Client.Geometry.PointCollection> rings = new ObservableCollection <ESRI.ArcGIS.Client.Geometry.PointCollection>();
ESRI.ArcGIS.Client.Geometry.PointCollection pointList = new ESRI.ArcGIS.Client.Geometry.PointCollection();
SpatialReference geoReference = new SpatialReference(4326);
pointList.Add(new MapPoint(c.X - c.Half, c.Y - c.Half, geoReference));
pointList.Add(new MapPoint(c.X - c.Half, c.Y + c.Half, geoReference));
pointList.Add(new MapPoint(c.X + c.Half, c.Y + c.Half, geoReference));
pointList.Add(new MapPoint(c.X + c.Half, c.Y - c.Half, geoReference));
pointList.Add(new MapPoint(c.X - c.Half, c.Y - c.Half, geoReference));
rings.Add(new ESRI.ArcGIS.Client.Geometry.PointCollection(pointList));
Color color = Colors.Black;
Brush fill = new SolidColorBrush(Colors.Transparent);
ESRI.ArcGIS.Client.Symbols.SimpleFillSymbol symbol = new ESRI.ArcGIS.Client.Symbols.SimpleFillSymbol();
symbol.Fill = fill;
symbol.BorderBrush = new SolidColorBrush(Colors.Black);
symbol.BorderThickness = 1;
graphic.Symbol = symbol;
Polygon polygon = new Polygon();
polygon.SpatialReference = geoReference;
polygon.Rings.Add(pointList);
graphic.Geometry = polygon;
graphicsLayer.Graphics.Add(graphic);
}
private ESRI.ArcGIS.Client.Geometry.PointCollection ToKmMapPoint(ESRI.ArcGIS.Client.Geometry.PointCollection points)
{
ESRI.ArcGIS.Client.Geometry.PointCollection pts = new ESRI.ArcGIS.Client.Geometry.PointCollection();
MapPoint pt = points[0];
if (MapUnits == ScaleBarUnit.DecimalDegrees)
{
foreach (MapPoint point in points)
{
double x = Geodesic.GetSphericalDistance(point, new MapPoint(pt.X, point.Y));
double y = Geodesic.GetSphericalDistance(point, new MapPoint(point.X, pt.Y));
pts.Add(new MapPoint(x, y));
}
return(pts);
}
else
{
return(points);
}
}
private void AddPolygonGraphics()
{
string coordinateString1 = "130,5.59 118.42,3.92 117.3,23.3 143.2,22.9 130,5.59";
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
ESRI.ArcGIS.Client.Geometry.PointCollectionConverter pointConverter = new ESRI.ArcGIS.Client.Geometry.PointCollectionConverter();
ESRI.ArcGIS.Client.Geometry.PointCollection pointCollection1 =
pointConverter.ConvertFromString(coordinateString1) as ESRI.ArcGIS.Client.Geometry.PointCollection;
ESRI.ArcGIS.Client.Geometry.Polygon polygon1 = new ESRI.ArcGIS.Client.Geometry.Polygon();
polygon1.Rings.Add(pointCollection1);
Graphic graphic = new Graphic()
{
Geometry = mercator.FromGeographic(polygon1),
Symbol = LayoutRoot.Resources["DefaultFillSymbol"] as Symbol
};
graphicsLayer.Graphics.Add(graphic);
}
private ESRI.ArcGIS.Client.Geometry.Geometry _CreateFrameGeometry()
{
ESRI.ArcGIS.Client.Geometry.Geometry geometry = null;
_end = new ESRI.ArcLogistics.Geometry.Point(_start.Value.X, _start.Value.Y);
if (_start.HasValue && _end.HasValue)
{
ESRI.ArcGIS.Client.Geometry.PointCollection pointCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection();
pointCollection.Add(new MapPoint(_start.Value.X, _start.Value.Y));
pointCollection.Add(new MapPoint(_start.Value.X, _end.Value.Y));
pointCollection.Add(new MapPoint(_end.Value.X, _end.Value.Y));
pointCollection.Add(new MapPoint(_end.Value.X, _start.Value.Y));
pointCollection.Add(new MapPoint(_start.Value.X, _start.Value.Y));
ESRI.ArcGIS.Client.Geometry.Polygon polygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
polygon.Rings.Add(pointCollection);
geometry = (ESRI.ArcGIS.Client.Geometry.Geometry)polygon;
}
return(geometry);
}
private void UpdateTrackPath()
{
var pointCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection();
var rings = new ObservableCollection<ESRI.ArcGIS.Client.Geometry.PointCollection>();
foreach (var l in Poi.Sensors["[lat]"].Data)
{
if (Poi.Sensors["[lon]"].Data.ContainsKey(l.Key))
{
var pos = new MapPoint(Poi.Sensors["[lon]"].Data[l.Key], Poi.Sensors["[lat]"].Data[l.Key]);
pointCollection.Add((MapPoint)webMercator.FromGeographic(pos));
}
}
rings.Add(pointCollection);
p.Paths = rings;
Track.Geometry = p;
//Track.Geometry = line;
}
public static Cell GetCentroidCell(ObservableCollection <ESRI.ArcGIS.Client.Geometry.PointCollection> polygon)
{
double area = 0;
double x = 0;
double y = 0;
ESRI.ArcGIS.Client.Geometry.PointCollection points = polygon[polygon.Count - 1];
int pointCount = 0;
foreach (var ring in polygon)
{
if (ring.Count > pointCount)
{
pointCount = ring.Count;
points = ring;
}
}
int count = points.Count;
int j = count - 1;
for (int i = 0; i < count; j = i++)
{
MapPoint a = points[i];
MapPoint b = points[j];
double f = a.X * b.Y - b.X * a.Y;
x += (a.X + b.X) * f;
y += (a.Y + b.Y) * f;
area += f * 3;
}
if (area == 0)
{
return(new Cell(points[0].X, points[0].Y, 0, polygon));
}
return(new Cell(x / area, y / area, 0, polygon));
}
private void AddPolygonGraphics()
{
string coordinateString1 = "14819406,1294088 13066124,751406 13191358,2880391 15570812,2713412 14819406,1294088";
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
PointCollectionConverter pointConverter = new PointCollectionConverter();
ESRI.ArcGIS.Client.Geometry.PointCollection pointCollection1 =
pointConverter.ConvertFromString(coordinateString1) as ESRI.ArcGIS.Client.Geometry.PointCollection;
ESRI.ArcGIS.Client.Geometry.Polygon polygon1 = new ESRI.ArcGIS.Client.Geometry.Polygon();
polygon1.Rings.Add(pointCollection1);
Graphic graphic = new Graphic()
{
Geometry = polygon1,
Symbol = DefaultFillSymbol
};
graphicsLayer.Graphics.Add(graphic);
}
private void RedrawGrid()
{
if (cellSize == 0 || columns == 0 || rows == 0) return;
var tlLat = Poi.Position.Latitude;
var tlLon = Poi.Position.Longitude;
var width = cellSize * columns;
var height = cellSize * rows;
double trLat, trLon;
CoordinateUtils.CalculatePointSphere2D(tlLat, tlLon, width, 90, out trLat, out trLon);
double blLat, blLon;
CoordinateUtils.CalculatePointSphere2D(tlLat, tlLon, height, 180, out blLat, out blLon);
// Convert to map points
var p = new Point(tlLon, tlLat).ToMapPoint();
tlLon = p.X; tlLat = p.Y;
p = new Point(trLon, trLat).ToMapPoint();
trLon = p.X; trLat = p.Y;
p = new Point(blLon, blLat).ToMapPoint();
blLon = p.X; blLat = p.Y;
var deltaLat = Math.Abs(tlLat - blLat) / rows;
var deltaLon = Math.Abs(trLon - tlLon) / columns;
var labels = new List<string>();
for (int i = 1; i <= rows; i++)
labels.Add(i.ToString());
labels.Add(""); // Empty label for last row
for (int i = 1; i <= columns; i++)
labels.Add(ToExcelColumnName(i));
labels.Add(""); // Empty label for last column
Execute.OnUIThread(() =>
{
var pts = new List<PointCollection>();
PointCollection labelCoordinates = new PointCollection();
PointCollection lineCoordinates;
double fromLat = tlLat, fromLon = tlLon, toLat = tlLat, toLon = trLon;
for (int i = 0; i <= rows; i++)
{
lineCoordinates = new PointCollection();
lineCoordinates.Add(new MapPoint(tlLon, fromLat));
lineCoordinates.Add(new MapPoint(trLon, fromLat));
pts.Add(lineCoordinates);
labelCoordinates.Add(new MapPoint(tlLon, fromLat));
fromLat -= deltaLat;
}
for (int i = 0; i <= columns; i++)
{
lineCoordinates = new PointCollection();
lineCoordinates.Add(new MapPoint(fromLon, tlLat));
lineCoordinates.Add(new MapPoint(fromLon, blLat));
pts.Add(lineCoordinates);
labelCoordinates.Add(new MapPoint(fromLon, tlLat));
fromLon += deltaLon;
}
var symbol = new SimpleLineSymbol
{
Color = SelectedColorBrush,
Width = StrokeWidth,
Style = SimpleLineSymbol.LineStyle.Dot
};
var poiId = Poi.Id.ToString();
var graphics = new List<Graphic>();
var j = 0;
foreach (var c in pts)
{
var pl = new Polyline();
pl.Paths.Add(c);
var g = new Graphic
{
Symbol = symbol,
Geometry = pl
};
g.Attributes["ID"] = poiId;
g.Attributes["NAME"] = labels[j];
graphics.Add(g);
// Add label, except A or 1, as this intersects with the icon.
if (!(string.Equals(labels[j], "A", StringComparison.InvariantCultureIgnoreCase)
|| string.Equals(labels[j], "1", StringComparison.InvariantCultureIgnoreCase)))
{
var gt = new Graphic
{
Symbol = CreateTextSymbol(labels[j]),
Geometry = labelCoordinates[j]
};
gt.Attributes["ID"] = poiId;
graphics.Add(gt);
}
j++;
}
ClearGraphics();
GridLayer.Graphics.AddRange(graphics);
});
}
private void DrawLine(PointCollection coordinates)
{
var pl = new Polyline();
pl.Paths.Add(coordinates);
if (HighContrast)
{
var g = new Graphic
{
Symbol = new SimpleLineSymbol
{
Color = Brushes.White,
Width = TrackWidth + 4,
Style = SimpleLineSymbol.LineStyle.Solid
},
Geometry = pl
};
g.Attributes["ID"] = Poi.Id.ToString();
GraphicsLayer.Graphics.Add(g);
}
var g2 = new Graphic
{
Symbol = new SimpleLineSymbol
{
Color = new SolidColorBrush(TrackColor),
Width = TrackWidth,
Style = SimpleLineSymbol.LineStyle.Solid
},
Geometry = pl
};
g2.Attributes["ID"] = Poi.Id.ToString();
GraphicsLayer.Graphics.Add(g2);
}
private void CreateRing()
{
this.Rings.Clear();
if (!double.IsNaN(Radius) && Radius > 0 && Center != null && PointCount > 2)
{
ESRI.ArcGIS.Client.Geometry.PointCollection pnts = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (int i = 0; i <= PointCount; i++)
{
double rad = 2 * Math.PI / PointCount * i;
double x = Math.Cos(rad) * radius + Center.X;
double y = Math.Sin(rad) * radius + Center.Y;
pnts.Add(new MapPoint(x, y));
}
this.Rings.Add(pnts);
}
}
private client.Graphic CreateFan(client.Graphic g)
{
try
{
SimpleFillSymbol _sym = new SimpleFillSymbol()
{
Fill = new SolidColorBrush(Color.FromArgb(100, (byte)255, (byte)190, (byte)232)),
BorderBrush = new SolidColorBrush(Color.FromArgb(100, (byte)197, (byte)0, (byte)255)),
BorderThickness = 1
};
client.Graphic pPolyGraphic = new client.Graphic();
if (Traversal < 360)
{
double initBearing = Bearing;
initBearing = Geo2Arithmetic(Bearing); //Need to convert from geographic angles (zero north clockwise) to arithmetic (zero east counterclockwise)
if (Traversal == 0)
Traversal = 1;
double leftAngle = initBearing - (Traversal / 2.0);
double rightAngle = initBearing + (Traversal / 2.0);
double centerpointX = g.Geometry.Extent.GetCenter().X;
double centerpointY = g.Geometry.Extent.GetCenter().Y;
ObservableCollection<ESRI.ArcGIS.Client.Geometry.PointCollection> pcol = new ObservableCollection<ESRI.ArcGIS.Client.Geometry.PointCollection>();
ESRI.ArcGIS.Client.Geometry.PointCollection ptCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection();
ptCollection.Add(g.Geometry as MapPoint);
for (int i = System.Convert.ToInt16(leftAngle); i < rightAngle; i++)
{
double x = centerpointX + (Range * Math.Cos(DegreeToRadian(i)));
double y = centerpointY + (Range * Math.Sin(DegreeToRadian(i)));
ESRI.ArcGIS.Client.Geometry.MapPoint mPt = new MapPoint(x, y);
ptCollection.Add(mPt);
}
ptCollection.Add(g.Geometry as MapPoint);
ESRI.ArcGIS.Client.Geometry.Polygon pPoly = new ESRI.ArcGIS.Client.Geometry.Polygon();
pcol.Add(ptCollection);
pPoly.Rings = pcol;
pPolyGraphic.Geometry = pPoly;
pPolyGraphic.Symbol = _sym;
pPolyGraphic.Attributes.Add("Name", g.Attributes[_datasource.ObjectIdFieldName].ToString());
System.Diagnostics.Debug.WriteLine(g.Attributes[_datasource.ObjectIdFieldName].ToString());
}
else
{
Circle pCircle = new Circle();
ESRI.ArcGIS.Client.Geometry.MapPoint mPt = new MapPoint(g.Geometry.Extent.GetCenter().X, g.Geometry.Extent.GetCenter().Y);
pCircle.Center = mPt;
pCircle.Radius = Range;
pPolyGraphic.Symbol = _sym;
pPolyGraphic.Geometry = pCircle;
pPolyGraphic.Attributes.Add("Name", g.Attributes[_datasource.ObjectIdFieldName].ToString());
}
return pPolyGraphic;
}
catch
{
return null;
}
}
/// <summary>
/// Convert a polyline to a graphic.
/// NOTE Although we could have used a Polyline to create the graphic, it would mean that we cannot specify the fill color,
/// which is why I've chosen to convert it to a Polygon.
/// </summary>
/// <param name="ls"></param>
/// <param name="g"></param>
private void ConvertPolylineToGraphic(LineString ls, PoiGraphic g)
{
var polygon = new Polygon();
var pc = new PointCollection();
foreach (var point in ls.Line)
{
pc.Add(mercator.FromGeographic(new MapPoint(point.X, point.Y)) as MapPoint);
}
//if (pc.First().X != pc.Last().X || pc.First().Y != pc.Last().Y)
// pc.Add(pc.First());
polygon.Rings.Add(pc);
g.SetGeometry(polygon);
}
/// <summary>
/// Create graphics when base is web mercator
/// </summary>
/// <param name="rssGraphics"></param>
private void AddWebMercatorGraphics(List<RssGraphic> rssGraphics)
{
int counter = 0;
foreach (RssGraphic rssGraphic in rssGraphics)
{
Graphic graphic = new Graphic();
//mouse events
graphic.MouseEnter += graphic_MouseEnter;
graphic.MouseLeave += graphic_MouseLeave;
//title
graphic.Attributes.Add("Title", rssGraphic.title);
//abstract
string result = (Regex.Replace(rssGraphic.Description, @"<(.|\n)*?>", string.Empty)).TrimStart(new char[] { '\n' });
int loc = result.IndexOf("\n");
string abstactString = result.Substring(0, loc);
if (abstactString.ToLower() == "null")
{
abstactString = "No description available";
}
graphic.Attributes.Add("Abstract", abstactString);
//magic for links happens here
List<GeoLinks> links = ParseDescription(rssGraphic.Description);
//links
List<string> currentLinks = new List<string>();
foreach (GeoLinks link in links)
{
graphic.Attributes.Add(link.Title, link.Url);
graphic.Attributes.Add(link.Title + "Visible", true);
currentLinks.Add(link.Title);
if (link.AddToMapInfo != null)
{
graphic.Attributes.Add("Add", link.AddToMapInfo);
graphic.Attributes.Add("AddVisible", true);
currentLinks.Add("Add");
}
}
//geometry
string[] sPoints = rssGraphic.StringPolygon.Split(' ');
if (counter == 6)
{
string aaaaa = string.Empty;
}
ESRI.ArcGIS.Client.Geometry.PointCollection pColl = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (int i = 0; i < sPoints.Length; i++)
{
MapPoint mp = new MapPoint();
double x = WebMercator.ToWebMercatorX(Convert.ToDouble(sPoints[i + 1]));
double y = WebMercator.ToWebMercatorY(Convert.ToDouble(sPoints[i]));
if (Double.IsNegativeInfinity(y))
y = -20000000;
if (Double.IsPositiveInfinity(y))
y = 20000000;
if (!IsExtremeNumber(x) && !IsExtremeNumber(y))
{
mp.X = x;
mp.Y = y;
pColl.Add(mp);
}
i++;
}
if (pColl.Count > 0)
{
ESRI.ArcGIS.Client.Geometry.Polygon poly = new ESRI.ArcGIS.Client.Geometry.Polygon();
poly.Rings.Add(pColl);
graphic.Geometry = poly;
System.Diagnostics.Debug.WriteLine("poly: xmax: " + poly.Extent.XMax + " xmin: " + poly.Extent.XMin + " ymax: " + poly.Extent.YMax + " ymin: " + poly.Extent.YMin);
_graphicsLyr.Graphics.Add(graphic);
//result grid
string sCleanLink = FindServiceLink(rssGraphic.Description);
string sID = rssGraphic.title;
sCleanLink = sCleanLink + "," + sID;
_queryResultData.Add(new QueryResultData()
{
Title = rssGraphic.title,
Description = rssGraphic.Description,
IsEnable = true,
graphic = graphic,
sLink = sCleanLink,
ID = sID
});
}
counter++;
}
UpdateUIAfterSearch(counter);
}
/// <summary>
/// Add leader lines to expanded cluster elements
/// </summary>
private void _CreateLeaderLines()
{
List<Graphic> _leaderLines = new List<Graphic>();
foreach (DataGraphicObject dataGraphic in _clusteringLayer.MapLayer.Graphics)
{
// TODO: remove hardcode
LineSymbol simpleLineSymbol = new LineSymbol()
{
Color = (SolidColorBrush)App.Current.FindResource("ClusteringLineBrush"),
Width = 2
};
ESRI.ArcGIS.Client.Geometry.PointCollection points = new ESRI.ArcGIS.Client.Geometry.PointCollection();
MapPoint graphicPosition = dataGraphic.Geometry as MapPoint;
MapPoint startPoint = (MapPoint)_expandedClusterGraphic.Geometry;
System.Windows.Point point = _mapctrl.map.MapToScreen(startPoint);
MarkerSymbol symbol = dataGraphic.Symbol as MarkerSymbol;
point.X -= symbol.OffsetX;
point.Y -= symbol.OffsetY;
MapPoint endPoint = _mapctrl.map.ScreenToMap(point);
endPoint.X -= startPoint.X - graphicPosition.X;
endPoint.Y -= startPoint.Y - graphicPosition.Y;
points.Add(startPoint);
points.Add(endPoint);
Polyline lineGeometry = new Polyline();
lineGeometry.Paths.Add(points);
Graphic lineGraphic = new Graphic()
{
Symbol = simpleLineSymbol,
Geometry = lineGeometry
};
_leaderLines.Add(lineGraphic);
}
foreach (Graphic graphic in _leaderLines)
_leaderLinesLayer.Graphics.Add(graphic);
}
private void UpdateLine()
{
var pl = new Polyline
{
Paths = new ObservableCollection<PointCollection>()
};
var pc = new PointCollection { StartPoint.Mp, FinishPoint.Mp };
pl.Paths.Add(pc);
Line.Geometry = pl;
}
private void ConvertPolygonToGraphic(csCommon.Types.Geometries.Polygon p, PoiGraphic g)
{
var polygon = new Polygon();
foreach (var ls in p.LineStrings)
{
var pc = new PointCollection();
foreach (var point in ls.Line)
{
pc.Add(mercator.FromGeographic(new MapPoint(point.X, point.Y)) as MapPoint);
}
if (pc.First().X != pc.Last().X || pc.First().Y != pc.Last().Y)
pc.Add(pc.First());
polygon.Rings.Add(pc);
}
g.SetGeometry(polygon);
}
private void UpdateCircle(double radius)
{
var inLat = Poi.Position.Latitude;
var inLon = Poi.Position.Longitude;
var coordinates = new PointCollection();
for (var i = 0; i < 360; i += 10)
{
double lat;
double lon;
CoordinateUtils.CalculatePointSphere2D(inLat, inLon, radius, i, out lat, out lon);
coordinates.Add((MapPoint)webMercator.FromGeographic(new MapPoint(lon, lat)));
}
Execute.OnUIThread(() =>
{
coordinates.Add(coordinates[0]); // Add first Point to close the circle
var circle = GetCircle();
if (circle == null)
{
var g = new Graphic();
g.Attributes["ID"] = Poi.Id.ToString();
switch (symbolStyle)
{
case SymbolStyle.Line:
var pl = new Polyline();
pl.Paths.Add(coordinates);
g.Symbol = new SimpleLineSymbol
{
Color = strokeBrush,
Width = 3,
Style = SimpleLineSymbol.LineStyle.Solid
};
g.Geometry = pl;
break;
case SymbolStyle.Polygon:
var polygon = new Polygon();
polygon.Rings.Add(coordinates);
var color = new Color {A = 0x30, R = strokeBrush.Color.R, G = strokeBrush.Color.G, B = strokeBrush.Color.B};
var brush = new SolidColorBrush(color);
g.Symbol = new SimpleFillSymbol
{
BorderBrush = strokeBrush,
BorderThickness = 3,
Fill = brush
};
g.Geometry = polygon;
break;
}
QueryLayer.Graphics.Add(g);
}
else
{
switch (symbolStyle)
{
case SymbolStyle.Line:
var polyline = new Polyline();
polyline.Paths.Add(coordinates);
circle.Geometry = polyline;
var simpleLineSymbol = circle.Symbol as SimpleLineSymbol;
if (simpleLineSymbol != null) simpleLineSymbol.Color = strokeBrush;
break;
case SymbolStyle.Polygon:
var polygon = new Polygon();
polygon.Rings.Add(coordinates);
circle.Geometry = polygon;
var fillSymbol = circle.Symbol as SimpleFillSymbol;
if (fillSymbol != null)
{
var color = new Color { A = 0x30, R = strokeBrush.Color.R, G = strokeBrush.Color.G, B = strokeBrush.Color.B };
var brush = new SolidColorBrush(color);
fillSymbol.BorderBrush = strokeBrush;
fillSymbol.Fill = brush;
}
break;
}
QueryLayer.Refresh();
}
});
}
private ESRI.ArcGIS.Client.Geometry.Geometry _CreateFrameGeometry()
{
ESRI.ArcGIS.Client.Geometry.Geometry geometry = null;
_end = new ESRI.ArcLogistics.Geometry.Point(_start.Value.X, _start.Value.Y);
if (_start.HasValue && _end.HasValue)
{
ESRI.ArcGIS.Client.Geometry.PointCollection pointCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection();
pointCollection.Add(new MapPoint(_start.Value.X, _start.Value.Y));
pointCollection.Add(new MapPoint(_start.Value.X, _end.Value.Y));
pointCollection.Add(new MapPoint(_end.Value.X, _end.Value.Y));
pointCollection.Add(new MapPoint(_end.Value.X, _start.Value.Y));
pointCollection.Add(new MapPoint(_start.Value.X, _start.Value.Y));
ESRI.ArcGIS.Client.Geometry.Polygon polygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
polygon.Rings.Add(pointCollection);
geometry = (ESRI.ArcGIS.Client.Geometry.Geometry)polygon;
}
return geometry;
}
/// <summary>
/// Initializes a <see cref="Map"/> object based on a web map
/// </summary>
/// <param name="map">The map to initialize</param>
/// <param name="e">The <see cref="GetMapCompletedEventArgs"/> object containing the web map's information.
/// This is the event args type returned to the <see cref="Document.GetMapCompleted"/> event.</param>
public static void InitializeFromWebMap(this Map map, GetMapCompletedEventArgs e, EventHandler<EventArgs> onLayerInitFailed = null)
{
map.Layers.Clear();
if (e.Map.Extent != null && e.Map.Extent.SpatialReference != null
&& e.Map.Extent.SpatialReference.IsWebMercator()
&& double.IsNegativeInfinity(e.Map.Extent.YMin)
&& double.IsPositiveInfinity(e.Map.Extent.YMax))
{
e.Map.Extent.YMin = double.NaN;
e.Map.Extent.YMax = double.NaN;
}
map.Extent = e.Map.Extent;
List<Layer> layers = new List<Layer>();
List<Layer> basemapLayers = new List<Layer>();
IEnumerable<Layer> allLayers = e.Map.Layers.FlattenLayers();
List<string> featureCollectionLayerNames = new List<string>();
// Create collection of layers to add to the map based on the layers in the web map
foreach (Layer layer in allLayers)
{
// Set ShowLegend to true for each layer. The framework handles layer visibility
// in MapContents otherwise.
layer.ShowLegend = true;
if (layer is ESRI.ArcGIS.Client.Bing.TileLayer)
ESRI.ArcGIS.Mapping.Core.LayerExtensions.SetUsesBingAppID((ESRI.ArcGIS.Client.Bing.TileLayer) layer, true);
layer.ProcessWebMapProperties(e.DocumentValues);
// Check whether any layers flagged for adding to the map have the same ID as the current one. Layers
// with the same ID represent feature collections that show up as part of the same layer in the online
// viewers, but are actually serialized as separate layers.
if (!(layer is GraphicsLayer) || !layers.Any(l => l.ID == layer.ID
|| l.DisplayName == layer.DisplayName
|| featureCollectionLayerNames.Contains(layer.DisplayName)))
{
if ((bool)(layer.GetValue(ESRI.ArcGIS.Client.WebMap.Document.IsBaseMapProperty)))
basemapLayers.Add(layer);
layers.Add(layer);
}
else // Layer belongs to a multi-layer feature collection. Combine with layer already included in the list.
{
GraphicsLayer currentLayer = layers.First(l => l.ID == layer.ID
|| l.DisplayName == layer.DisplayName
|| featureCollectionLayerNames.Contains(layer.DisplayName)) as GraphicsLayer;
GraphicsLayer newLayer = layer as GraphicsLayer;
if (newLayer != null && newLayer.Graphics.Count > 0)
{
if (currentLayer != null && LayerExtensions.GetGeometryType(currentLayer) == LayerExtensions.GetGeometryType(newLayer))
{
// Layers have the same geometry type - just copy the features from one to the other
newLayer.Graphics.MoveTo(currentLayer.Graphics);
}
else if (currentLayer != null && currentLayer.Graphics.Count == 0)
{
// Geometry types don't match, but the layer already added to the list doesn't have any
// features graphics. Override the renderer from the added layer with that from the current
// one and copy over the features in the currently layer.
currentLayer.Renderer = newLayer.Renderer;
newLayer.Graphics.MoveTo(currentLayer.Graphics);
}
else
{
// Geometry types don't match, but both layers have features. We don't want to put the
// features in the same layer because that eliminates the ability to configure the layer's
// renderer. So create separate layers.
// The layers will have the same name by default. To avoid having multiple layers with the
// same name, append a suffix that indicates the geometry type, i.e. points, lines, or areas.
if (currentLayer != null)
{
currentLayer.AppendGeometryToLayerName();
featureCollectionLayerNames.Add(layer.DisplayName);
}
newLayer.AppendGeometryToLayerName();
// The layers will have the same ID by default, which can cause unexpected behavior.
// So give one of them a new ID.
newLayer.ID = Guid.NewGuid().ToString("N");
layers.Add(newLayer);
// Look in the web map's layers for other layers that have the same geometry type as the new
// layer. Since the new layer has a new ID, and the logic here relies on ID to determine
// whether to merge with another layer, we need to update the IDs of the layers yet to be
// processed to match the new ID.
IEnumerable<Layer> others = allLayers.Where(
l => (l.ID == layer.ID) && LayerExtensions.GetGeometryType((GraphicsLayer)l) ==
LayerExtensions.GetGeometryType((GraphicsLayer)layer));
foreach (GraphicsLayer gLayer in others)
gLayer.ID = newLayer.ID;
}
}
}
}
#region Get Basemap Title
if (basemapLayers.Count > 0 && e.DocumentValues.ContainsKey("baseMap"))
{
IDictionary<string, object> dict = e.DocumentValues["baseMap"] as IDictionary<string, object>;
if (dict != null)
{
string baseMapTitle = "Basemap";
if (dict.ContainsKey("title"))
{
baseMapTitle = dict["title"] as string;
if (!string.IsNullOrWhiteSpace(baseMapTitle))
LayerExtensions.SetLayerName(basemapLayers[0], baseMapTitle);
}
//Mark reference layers
if (basemapLayers.Count > 1)
{
for (int i = 1; i < basemapLayers.Count; i++)
{
LayerExtensions.SetIsReferenceLayer(basemapLayers[i], true);
//Do not show in map contents
ESRI.ArcGIS.Client.Extensibility.LayerProperties.SetIsVisibleInMapContents(basemapLayers[i], false);
}
}
}
}
#endregion
e.Map.Layers.Clear();
foreach (Layer layer in layers)
{
if (onLayerInitFailed != null)
layer.InitializationFailed += onLayerInitFailed;
map.Layers.Add(layer);
}
#region Get map items and add any notes
if (e.DocumentValues != null)
{
foreach (KeyValuePair<string, object> pair in e.DocumentValues)
{
if (pair.Key == "MapItems")
{
List<GraphicsLayer> noteLayers = new List<GraphicsLayer>();
#region Get note layers
List<object> items = pair.Value as List<object>;
if (items == null)
continue;
foreach (var item in items)
{
IDictionary<string, object> dict = item as IDictionary<string, object>;
if (dict != null)
{
#region If note, add to notelayers
if (dict.ContainsKey("__type") && dict["__type"].ToString() == "Note:#ESRI.ArcGIS.Mapping.Controls.ArcGISOnline")
{
if (dict.ContainsKey("Geometry") && dict.ContainsKey("Name"))
{
string name = dict["Name"] as string;
IDictionary<string, object> gDict = dict["Geometry"] as IDictionary<string, object>;
if (gDict == null) continue;
ESRI.ArcGIS.Client.Geometry.Geometry geometry = null;
if (gDict.ContainsKey("__type") && gDict["__type"] is string)
{
if (gDict["__type"].ToString() == "point:#ESRI.ArcGIS.Client.Geometry")
{
geometry = CreatePoint(gDict);
}
else if (gDict["__type"].ToString() == "Polyline:#ESRI.ArcGIS.Client.Geometry")
{
if (gDict.ContainsKey("paths") && gDict["paths"] is List<object>)
{
List<object> paths = gDict["paths"] as List<object>;
Polyline line = new Polyline();
if (paths != null)
{
foreach (object path in paths)
{
List<object> points = path as List<object>;
ESRI.ArcGIS.Client.Geometry.PointCollection pts = new ESRI.ArcGIS.Client.Geometry.PointCollection();
foreach (object point in points)
{
if (point is IDictionary<string, object>)
pts.Add(CreatePoint(point as IDictionary<string, object>));
}
line.Paths.Add(pts);
}
geometry = line;
}
}
}
else if (gDict["__type"].ToString() == "Polygon:#ESRI.ArcGIS.Client.Geometry")
{
if (gDict.ContainsKey("rings") && gDict["rings"] is List<object>)
{
List<object> rings = gDict["rings"] as List<object>;
Polygon gon = new Polygon();
if (rings != null)
{
foreach (object ring in rings)
{
List<object> points = ring as List<object>;
ESRI.ArcGIS.Client.Geometry.PointCollection pts = new ESRI.ArcGIS.Client.Geometry.PointCollection();
foreach (object point in points)
{
if (point is IDictionary<string, object>)
pts.Add(CreatePoint(point as IDictionary<string, object>));
}
gon.Rings.Add(pts);
}
geometry = gon;
}
}
}
}
if (geometry != null && gDict.ContainsKey("spatialReference"))
{
IDictionary<string, object> srDict = gDict["spatialReference"] as IDictionary<string, object>;
if (srDict != null)
{
if (srDict.ContainsKey("wkid"))
geometry.SpatialReference = new SpatialReference() { WKID = Int32.Parse(srDict["wkid"].ToString()) };
else if (srDict.ContainsKey("wkt"))
geometry.SpatialReference = new SpatialReference() { WKT = srDict["wkt"].ToString() };
}
}
if (geometry != null)
{
GraphicsLayer glayer = ESRI.ArcGIS.Mapping.Controls.ArcGISOnline.Note.CreateGraphicsLayer(name, new Graphic() { Geometry = geometry }, map);
if (dict.ContainsKey("Visible"))
{
bool visible = true;
try
{
visible = (bool)(dict["Visible"]);
}
catch { }
glayer.Visible = visible;
}
noteLayers.Add(glayer);
}
}
}
#endregion
}
}
if (noteLayers.Count > 0)
{
for (int i = noteLayers.Count - 1; i >= 0; i--)
{
if (noteLayers[i] != null)
map.Layers.Add(noteLayers[i]);
}
}
#endregion
}
}
}
#endregion
}
public static ESRI.ArcGIS.Client.Geometry.PointCollection LoadTrackSegment( wptTypeCollection trksegs )
{
trksegs.RequireArgument<wptTypeCollection>( "trksegs" ).NotNull<wptTypeCollection>();
ESRI.ArcGIS.Client.Geometry.PointCollection pts = new ESRI.ArcGIS.Client.Geometry.PointCollection();
foreach( var trkseg in trksegs )
{
pts.Add( LoadWayPointGeometry( trkseg ) );
}
return pts;
}
public static GraphicCollection ToGraphic(this JObject geoJson, SpatialReference sourceSpatialReference = null)
{
var graphics = new GraphicCollection();
if (sourceSpatialReference == null)
{
sourceSpatialReference = new SpatialReference(4326);
}
var src = ProjectionInfo.FromEpsgCode(sourceSpatialReference.WKID);
var dest = ProjectionInfo.FromEpsgCode(4326);
var sr = new SpatialReference(4326);
var jFeatures = geoJson["features"] as JArray;
if (jFeatures == null) return null;
foreach (var jFeature in jFeatures.OfType<JObject>())
{
var jGeometry = jFeature["geometry"];
if (jGeometry == null) continue;
var geometryType = (string)jGeometry["type"];
switch (geometryType)
{
case "MultiPolygon":
var jPolygons = jGeometry["coordinates"] as JArray;
if (jPolygons == null) continue;
foreach (var jPolygon in jPolygons.OfType<JArray>())
{
if (jPolygon.Count == 0) continue;
var polygon = new Polygon();
polygon.SpatialReference = sr;
foreach (var jLinearRing in jPolygon.OfType<JArray>())
{
if (src == dest)
{
var pointCollection = new PointCollection(jLinearRing.OfType<JArray>().Select(point=>new MapPoint((double)point[0], (double)point[1], sourceSpatialReference)));
polygon.Rings.Add(pointCollection);
}
else
{
// reproject
var points = jLinearRing.OfType<JArray>().SelectMany(point=>new double[2]{(double)point[0], (double)point[1]}).ToArray();
Reproject.ReprojectPoints(points, null, src, dest, 0, points.Length/2);
var pointCollection = new PointCollection(Enumerable.Range(0, points.Length / 2).Select(i=>new MapPoint(points[i*2], points[(i*2)+1], sr)));
polygon.Rings.Add(pointCollection);
}
}
var graphic = new Graphic();
graphic.Geometry = polygon;
graphic.Symbol = new SimpleFillSymbol
{
BorderBrush = new SolidColorBrush(Colors.Black),
BorderThickness = 4,
Fill = new SolidColorBrush(Colors.Blue) { Opacity = 0.8f}
};
graphics.Add(graphic);
}
break;
default:
throw new NotSupportedException(string.Format("Geometry type {0} is not supported. Supported geometry types are: MultiPolygon.", geometryType));
}
}
return graphics;
}
private void ConvertGeometryToPolygon(PoI p, PoiGraphic g)
{
var polygon = new Polygon();
if (p.Geometry is csCommon.Types.Geometries.Polygon)
{
var geom = p.Geometry as csCommon.Types.Geometries.Polygon;
foreach (var ls in geom.LineStrings)
{
var pc = new PointCollection();
foreach (var ps in ls.Line)
{
pc.Add(mercator.FromGeographic(new MapPoint(ps.X, ps.Y)) as MapPoint);
}
if (pc.First().X != pc.Last().X || pc.First().Y != pc.Last().Y)
pc.Add(pc.First());
polygon.Rings.Add(pc);
}
g.SetGeometry(polygon);
}
else return;
}
public static ESRI.ArcGIS.Client.Geometry.Polyline LoadRoute( wptTypeCollection rte )
{
rte.RequireArgument<wptTypeCollection>( "rte" ).NotNull<wptTypeCollection>();
ESRI.ArcGIS.Client.Geometry.PointCollection pts = new ESRI.ArcGIS.Client.Geometry.PointCollection();
foreach( var pt in rte )
{
pts.Add( LoadWayPointGeometry( pt ) );
}
ESRI.ArcGIS.Client.Geometry.Polyline line = new ESRI.ArcGIS.Client.Geometry.Polyline()
{
Paths = new ObservableCollection<ESRI.ArcGIS.Client.Geometry.PointCollection>()
{
pts
}
};
return line;
}
/*
private BitmapImage LoadImageFromResource(string pResourceUrl)
{
var assembly = Assembly.GetExecutingAssembly();
var resources = assembly.GetManifestResourceNames();
using (Stream stream = assembly.GetManifestResourceStream(pResourceUrl))
{
var bitmap = new BitmapImage();
bitmap.BeginInit();
bitmap.StreamSource = stream;
bitmap.CacheOption = BitmapCacheOption.OnLoad;
bitmap.EndInit();
bitmap.Freeze();
return bitmap;
}
}*/
#region ConvertPoints helpers
private PointCollection ConvertPointsToPointCollection(BaseContent p)
{
if (p.Points == null || p.Points.Count == 0) return null;
var pc = new PointCollection();
foreach (var po in p.Points)
{
pc.Add(mercator.FromGeographic(new MapPoint(po.X, po.Y)) as MapPoint);
}
return pc;
}
// Plot points and lines highlighting the area where seismic line slices can be obtained, with the seismic line control
public void PlotActualSeismicLines()
{
GraphicsLayer mygl = new GraphicsLayer();
mygl.ID = "ActiveSeismicLinePoints";
SimpleMarkerSymbol MyPointSymbol = new SimpleMarkerSymbol();
MyPointSymbol.Color = System.Windows.Media.Brushes.DarkGreen;
MyPointSymbol.Size = 8.0;
SimpleLineSymbol MyLineSymbol = new SimpleLineSymbol();
MyLineSymbol.Color = System.Windows.Media.Brushes.DarkGreen;
MyLineSymbol.Width = 2.0;
SpatialReference OriginalSpatialReference = new SpatialReference(4283); // GDA 1994
SpatialReference TargetSpatialReference = new SpatialReference(3857); // webmercator
GeometryService mygeom = LayoutRoot.Resources["GeomService"] as GeometryService;
GraphicCollection mygc = new GraphicCollection();
double[][] myPoints = new double[4][] { // (latitude,longitude), ie (y,x)
new double[] {-28.1801364, 139.5568852},
new double[] {-28.1434989,139.5514607},
new double[] {-28.1278969,139.6851856},
new double[] {-28.1635794, 139.6987722}
};
foreach (double[] da in myPoints)
{
Graphic g = new Graphic();
g.Geometry = new MapPoint(da[1], da[0]);
g.Geometry.SpatialReference = OriginalSpatialReference;
mygc.Add(g);
}
IList<Graphic> glist = mygeom.Project(mygc, TargetSpatialReference);
foreach (Graphic g in glist)
{
g.Symbol = MyPointSymbol;
mygl.Graphics.Add(g);
//System.Diagnostics.Debug.WriteLine((g.Geometry as MapPoint).X + " " + (g.Geometry as MapPoint).Y);
}
Graphic lineOne = new Graphic();
lineOne.Geometry = new Polyline();
ESRI.ArcGIS.Client.Geometry.PointCollection lineCollectionOne = new ESRI.ArcGIS.Client.Geometry.PointCollection();
lineCollectionOne.Add((glist[0] as Graphic).Geometry as MapPoint);
lineCollectionOne.Add((glist[1] as Graphic).Geometry as MapPoint);
lineCollectionOne.Add((glist[2] as Graphic).Geometry as MapPoint);
lineCollectionOne.Add((glist[3] as Graphic).Geometry as MapPoint);
lineCollectionOne.Add((glist[0] as Graphic).Geometry as MapPoint);
(lineOne.Geometry as Polyline).Paths.Add(lineCollectionOne);
lineOne.Symbol = MyLineSymbol;
mygl.Graphics.Add(lineOne);
MyMap.Layers.Add(mygl);
}
void RscGetRoutingCompleted(object sender, GetRoutingCompletedEventArgs e)
{
if (e.Result.Count() == 0)
{
Dtimer.Stop();
timer.Stop();
Ltimer.Stop();
return;
}
carloc.Clear();
_cari = 0;
var lineLayer = MyMap.Layers["MyLineLayer"] as GraphicsLayer;
if (lineLayer != null) lineLayer.ClearGraphics();
var builder = new StringBuilder();
if (e.Error == null)
{
Color color = Colors.Blue;
for (int i = 0; i < e.Result.Count; i++)
{
string[] strArray = e.Result[i].Split(new char[] { ';' });
builder.Length = 0;
int index = 2;
while (index < (strArray.Length - 1))
{
builder.Append(strArray[index] + ": ");
index++;
}
string[] strArray2 = strArray[strArray.Length - 1].Split(new char[] { ',' });
string[] strArrayPoints = strArray[strArray.Length - 2].Split(new char[] { ',' });
int beginNode = int.Parse(strArray[3]);
if (i==0)
{
otmpFirstArrays = strArrayPoints;
}
if ((strArray2.Length == 1) && (strArray2[0].Length > 1))
{
//面
}
else
{
var locations = new ESRI.ArcGIS.Client.Geometry.PointCollection();
CustomMapPoint location2;
CustomMapPoint locPoint;
if (strArray2[0].Equals(strArray2[strArray2.Length - 1]))
{
}
else
{
var polyline = new ESRI.ArcGIS.Client.Geometry.Polyline();
for (index = strArray2.Length - 1; index >= 0; index--)
{
location2 = new CustomMapPoint(
double.Parse(strArray2[index].Split(new char[] {' '})[1]),
double.Parse(strArray2[index].Split(new char[] {' '})[0])) {Node = beginNode};
locations.Add(location2);
}
//添加坐标到小车轨迹
if (fcarloc.Count>0)
{
//取出轨迹数据的第一个点
var floc1 = new CustomMapPoint(double.Parse(otmpFirstArrays[0].Split(new char[] { ' ' })[1]),
double.Parse(otmpFirstArrays[0].Split(new char[] { ' ' })[0]));
var ffloc1 = fcarloc.ElementAt(0);
var loc1 = new CustomMapPoint(double.Parse(strArrayPoints[0].Split(new char[] { ' ' })[1]),
double.Parse(strArrayPoints[0].Split(new char[] { ' ' })[0]));
var loc2 = new CustomMapPoint(double.Parse(strArrayPoints[strArrayPoints.Length - 1].Split(new char[] { ' ' })[1]),
double.Parse(strArrayPoints[strArrayPoints.Length - 1].Split(new char[] { ' ' })[0]));
CustomMapPoint oPoint = GetCarByName("car", MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer).Geometry as CustomMapPoint;
if (i==0)
{
//当前车辆不在在轨迹上
if (!IsInLine(oPoint, otmpFirstArrays))
{
//调节车辆最后所在轨迹段顺序
if (!Isclost(ffloc1, loc1, 0.0001) && !Isclost(ffloc1, loc2, 0.0001))
{
for (index = 0; index < fcarloc.Count - 1; index++)
{
var tmoloc = fcarloc.ElementAt(index);
carloc.Add(tmoloc);
}
}
else
{
for (index = fcarloc.Count - 1; index >= 0; index--)
{
var tmoloc1 = fcarloc.ElementAt(index);
carloc.Add(tmoloc1);
}
}
}
}
if (i == 1)
{
//调节第一段轨迹段顺序
if (!Isclost(floc1, loc1, 0.00001) && !Isclost(floc1, loc2, 0.00001))
{
for (index = 0; index < otmpFirstArrays.Length - 1; index++)
{
var tmoloc =
new CustomMapPoint(
double.Parse(otmpFirstArrays[index].Split(new char[] {' '})[1]),
double.Parse(otmpFirstArrays[index].Split(new char[] {' '})[0]))
{Node = beginNode};
carloc.Add(tmoloc);
}
}
else
{
for (index = otmpFirstArrays.Length - 1; index >= 0; index--)
{
var tmoloc1 =
new CustomMapPoint(
double.Parse(otmpFirstArrays[index].Split(new char[] {' '})[1]),
double.Parse(otmpFirstArrays[index].Split(new char[] {' '})[0]))
{Node = beginNode};
carloc.Add(tmoloc1);
}
}
OrderPoints(strArrayPoints, carloc.ElementAt(carloc.Count - 1), loc1, loc2, beginNode);
}
if(i>1)
{
OrderPoints(strArrayPoints, carloc.ElementAt(carloc.Count - 1), loc1, loc2, beginNode);
}
}
polyline.Paths.Add(locations);
if (lineLayer != null)
lineLayer.Graphics.Add(new Graphic()
{
Geometry = polyline,
Symbol = DefaultLineSymbol
});
}
}
}
}
CustomMapPoint c = GetCarByName("car", MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer).Geometry as CustomMapPoint;
for (int i = 0; i < carloc.Count-1; i++)
{
var item = carloc.ElementAt(i);
if (Isclost(c, item, 0.0001))
{
for (int y = 0; y < i + 2; y++)
{
if (carloc.Count > y + 1)
{
carloc.RemoveAt(0);
}
}
}
}
_isgetlocing = false;
timer.Begin();
}
/// <summary>
/// Create graphics when base is 4326
/// </summary>
/// <param name="rssGraphics"></param>
private void Add4326Graphics(List<RssGraphic> rssGraphics)
{
int counter = 0;
foreach (RssGraphic rssGraphic in rssGraphics)
{
Graphic graphic = new Graphic();
//mouse events
graphic.MouseEnter += graphic_MouseEnter;
graphic.MouseLeave += graphic_MouseLeave;
//title
graphic.Attributes.Add("Title", rssGraphic.title);
//abstract
string result = (Regex.Replace(rssGraphic.Description, @"<(.|\n)*?>", string.Empty)).TrimStart(new char[] { '\n' });
int loc = result.IndexOf("\n");
string abstactString = result.Substring(0, loc);
if (abstactString.ToLower() == "null")
{
abstactString = "No description available";
}
graphic.Attributes.Add("Abstract", abstactString);
//magic for links happens here
List<GeoLinks> links = ParseDescription(rssGraphic.Description);
//links
List<string> currentLinks = new List<string>();
foreach (GeoLinks link in links)
{
graphic.Attributes.Add(link.Title, link.Url);
graphic.Attributes.Add(link.Title + "Visible", true);
currentLinks.Add(link.Title);
if (link.AddToMapInfo != null)
{
graphic.Attributes.Add("Add", link.AddToMapInfo);
graphic.Attributes.Add("AddVisible", true);
currentLinks.Add("Add");
}
}
//geometry
string[] sPoints = rssGraphic.StringPolygon.Split(' ');
ESRI.ArcGIS.Client.Geometry.PointCollection pColl = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (int i = 0; i < sPoints.Length; i++)
{
pColl.Add(new MapPoint(Convert.ToDouble(sPoints[i + 1]), Convert.ToDouble(sPoints[i])));
i++;
}
ESRI.ArcGIS.Client.Geometry.Polygon poly = new ESRI.ArcGIS.Client.Geometry.Polygon();
poly.Rings.Add(pColl);
graphic.Geometry = poly;
System.Diagnostics.Debug.WriteLine("Graphic extent: " + graphic.Geometry.Extent);
_graphicsLyr.Graphics.Add(graphic);
//result grid
string sCleanLink = FindServiceLink(rssGraphic.Description);
string sID = rssGraphic.title;
sCleanLink = sCleanLink + "," + sID;
_queryResultData.Add(new QueryResultData()
{
Title = rssGraphic.title,
Description = rssGraphic.Description,
IsEnable = true,
graphic = graphic,
sLink = sCleanLink,
ID = sID
});
counter++;
}
UpdateUIAfterSearch(counter);
}
internal void UpdateLine()
{
Polyline pl = new Polyline();
pl.Paths = new ObservableCollection<PointCollection>();
PointCollection pc = new PointCollection();
pc.Add(Start.Mp);
pc.Add(Finish.Mp);
pl.Paths.Add(pc);
Line.Geometry = pl;
}
