/// <summary>
/// 向制定名称的绘制图层添加一个绘制对象
/// </summary>
/// <param name="gra">绘制对象</param>
/// <param name="target">绘制图层名称</param>
/// <param name="param">参数</param>
public void AddGraphic(Graphic gra, string target, object param = null)
{
switch (target)
{
case "Highlight":
//if (gra.Geometry is MapPoint)
//{
// SimpleMarkerSymbol s = new SimpleMarkerSymbol
// {
// Color = Color.FromArgb(0, 0, 0, 0),
// Size = 20,
// Outline =
// new SimpleLineSymbol { Color = Colors.Red, Style = SimpleLineStyle.Solid, Width = 3 }
// };
// gra.Symbol = s;
//}
if (gra.Geometry is MapPoint)
{
var bytes = param as byte[];
if (bytes != null)
{
var ps = new PictureMarkerSymbol();
ps.SetSource(bytes);
gra.Symbol = ps;
}
}
_highLightLayer.Graphics.Add(gra);
break;
case "Drawing":
if (gra.Geometry is MapPoint)
{
var bytes = param as byte[];
if (bytes != null)
{
var ps = new PictureMarkerSymbol();
ps.SetSource(bytes);
gra.Symbol = ps;
}
}
if (gra.Geometry is Polyline)
{
if (param == null)
{
}
else
{
SimpleLineSymbol sls = new SimpleLineSymbol
{
Color = Colors.Red,
Width = 5
};
gra.Symbol = sls;
}
}
_drawingLayer.Graphics.Add(gra);
break;
}
}
