private Graphic GetGraphic(XmlNode data)
{
var xd = new XmlDocument();
var g = new Graphic();
try
{
xd.LoadXml(data.OuterXml);
g.Geometry = new MapPoint(TaskEventArgs.GetDouble(xd, "//LON"), TaskEventArgs.GetDouble(xd, "//LAT"));
g.Attributes["ID"] = TaskEventArgs.GetGuid(xd, "//Guid");
g.Attributes["Lon"] = TaskEventArgs.GetDouble(xd, "//LON");
g.Attributes["Lat"] = TaskEventArgs.GetDouble(xd, "//LAT");
g.Attributes["Label"] = TaskEventArgs.GetString(xd, "//Label");
g.Attributes["Time"] = TaskEventArgs.GetTime(xd, "//Time").ToString();
g.Attributes["Speed"] = TaskEventArgs.GetDouble(xd, "//Speed");
g.Attributes["Status"] = TaskEventArgs.GetString(xd, "//Status");
g.Attributes["Icon"] = TaskEventArgs.GetString(xd, "//Icon");
g.Attributes["Remark"] = TaskEventArgs.GetString(xd, "//Remark");
g.Attributes["Angle"] = TaskEventArgs.GetString(xd, "//Angle");
}
catch (Exception ee)
{
LogUtil.Error(GetType(), ee);
g = null;
}
return(g);
}
public async void Work(object obj)
{
try
{
var args = obj as MapViewInputEventArgs;
if (args == null)
{
return;
}
MapObj.MapView.Overlays.Items.Clear();
MapViewInputEventArgs e = args;
var graphics = await Layer.HitTestAsync(MapObj.MapView, e.Position, 1) as List <Graphic>;
if (graphics == null || !graphics.Any())
{
return;
}
var message = "<Document TaskGuid=\"" + Map.TaskGuid + "\" DataGuid = \"" + Id + "\" >";
foreach (var g in graphics)
{
message += "<PData>";
message += g.Attributes["_data"];
message += "</PData>";
}
message += "</Document>";
Callback?.Invoke(message);
if (graphics.Count != 1)
{
return;
}
var xd = new XmlDocument();
xd.LoadXml(message);
if (TaskEventArgs.GetXmlNode(xd, "//PData//Callout") == null)
{
return;
}
var point = graphics[0].Geometry as MapPoint;
if (point != null)
{
ShowCallout(TaskEventArgs.GetString(xd, "//PData//Callout//Title")
, TaskEventArgs.GetString(xd, "//PData//Callout//Content"), point);
}
}
catch (Exception ee)
{
LogUtil.Error(GetType(), ee);
}
}
private SimpleLineSymbol GetTrackSymbol(XmlNode data)
{
XmlDocument xd = new XmlDocument();
xd.LoadXml(data.OuterXml);
var sls = new SimpleLineSymbol();
try
{
Color c;
switch (TaskEventArgs.GetString(xd, "//LStyle"))
{
case "solid":
sls = new SimpleLineSymbol();
c = ColorTranslator.FromHtml(TaskEventArgs.GetString(xd, "//LColor"));
sls.Color = System.Windows.Media.Color.FromArgb((byte)(double.Parse(TaskEventArgs.GetString(xd, "//Transpatecy")) * 255), c.R, c.G, c.B);
sls.Width = double.Parse(TaskEventArgs.GetString(xd, "//LWight"));
break;
case "dash":
sls = new SimpleLineSymbol {
Style = SimpleLineStyle.Dash
};
c = ColorTranslator.FromHtml(TaskEventArgs.GetString(xd, "//LColor"));
sls.Color = System.Windows.Media.Color.FromArgb((byte)(double.Parse(TaskEventArgs.GetString(xd, "//Transpatecy")) * 255), c.R, c.G, c.B);
sls.Width = double.Parse(TaskEventArgs.GetString(xd, "//LWight"));
break;
default:
sls = new SimpleLineSymbol();
c = ColorTranslator.FromHtml(TaskEventArgs.GetString(xd, "//LColor"));
sls.Color = System.Windows.Media.Color.FromArgb((byte)(double.Parse(TaskEventArgs.GetString(xd, "//Transpatecy")) * 255), c.R, c.G, c.B);
sls.Width = double.Parse(TaskEventArgs.GetString(xd, "//LWight"));
break;
}
}
catch (Exception ee)
{
LogUtil.Error(GetType(), ee);
}
return(sls);
}
private MarkerSymbol GetPointSymbol(XmlNode data)
{
var xd = new XmlDocument();
xd.LoadXml(data.OuterXml);
MarkerSymbol ms;
try
{
var icon = TaskEventArgs.GetString(xd, "//Icon");
if (icon != "")
{
ms = new PictureMarkerSymbol();
((PictureMarkerSymbol)ms).SetSource(ImageUtil.ImageToBytes(Image.FromFile(AppDomain.CurrentDomain.BaseDirectory + "Asset\\Icon\\" + icon + ".png")));
((PictureMarkerSymbol)ms).Width = ((PictureMarkerSymbol)ms).Height = 24;
}
else
{
ms = new SimpleMarkerSymbol();
var c = ColorTranslator.FromHtml(TaskEventArgs.GetString(xd, "//Color"));
((SimpleMarkerSymbol)ms).Color = System.Windows.Media.Color.FromArgb(255, 255, 255, 255);
((SimpleMarkerSymbol)ms).Size = 5;
((SimpleMarkerSymbol)ms).Outline = new SimpleLineSymbol
{
Color = System.Windows.Media.Color.FromArgb((byte)(double.Parse(TaskEventArgs.GetString(xd, "//Transpatecy")) * 255), c.R, c.G, c.B)
,
Style = SimpleLineStyle.Solid,
Width = ((SimpleMarkerSymbol)ms).Size
};
}
}
catch (Exception ee)
{
ms = null;
LogUtil.Error(GetType(), ee);
}
return(ms);
}
private SimpleMarkerSymbol GetPointSymbol(XmlNode data)
{
XmlDocument xd = new XmlDocument();
xd.LoadXml(data.OuterXml);
SimpleMarkerSymbol sms = new SimpleMarkerSymbol();
try
{
Color c = ColorTranslator.FromHtml(TaskEventArgs.GetString(xd, "//LColor"));
sms.Color = System.Windows.Media.Color.FromArgb(255, 255, 255, 255);
sms.Size = 5;
sms.Outline = new SimpleLineSymbol {
Color = System.Windows.Media.Color.FromArgb((byte)(double.Parse(TaskEventArgs.GetString(xd, "//Transpatecy")) * 255), c.R, c.G, c.B)
, Style = SimpleLineStyle.Solid, Width = sms.Size
};
}
catch (Exception ee)
{
LogUtil.Error(GetType(), ee);
}
return(sms);
}
public MapPointUtil(TaskEventArgs args, Action <string> callback)
{
Callback = callback;
Id = args.DataGuid;
LName = args.GetString("//LName");
AutoZoom = args.GetString("//AutoZoom").Trim().ToLower() == "1";
AutoPan = args.GetString("//AutoPan").Trim().ToLower() == "1";
IsCluster = args.GetString("//IsCluster").Trim().ToLower() == "1";
XmlNodeList pts = args.GetXmlNodes("//PData");
if (pts == null)
{
return;
}
MapPoints = new List <Graphic>();
foreach (XmlNode n in pts)
{
var tp = GetGraphic(n);
if (tp == null)
{
continue;
}
var ms = GetPointSymbol(n);
if (ms == null)
{
continue;
}
tp.Symbol = ms;
MapPoints.Add(tp);
}
if (MapPoints.Count < 1)
{
return;
}
double xMax, yMax;
MapPoint p = MapPoints[0].Geometry as MapPoint;
if (p == null)
{
return;
}
var xMin = xMax = p.X;
var yMin = yMax = p.Y;
foreach (var g in MapPoints)
{
p = g.Geometry as MapPoint;
if (p != null && p.X < xMin)
{
xMin = p.X;
}
if (p != null && p.X > xMax)
{
xMax = p.X;
}
if (p != null && p.Y < yMin)
{
yMin = p.Y;
}
if (p != null && p.Y > yMax)
{
yMax = p.Y;
}
}
PointsEnvelope = new Envelope(xMin, yMin, xMax, yMax);
}
private void GetIcon(XmlNode data)
{
XmlDocument xd = new XmlDocument();
xd.LoadXml(data.OuterXml);
_startIcon = Image.FromFile(AppDomain.CurrentDomain.BaseDirectory + "Asset\\Icon\\" + TaskEventArgs.GetString(xd, "//StartIcon") + ".png");
_icon = Image.FromFile(AppDomain.CurrentDomain.BaseDirectory + "Asset\\Icon\\" + TaskEventArgs.GetString(xd, "//Icon") + ".png");
}
