/// <summary>
/// 在地图上添加图片
/// </summary>
/// <param name="data"></param>
/// <param name="path"></param>
/// <returns></returns>
public int AddPicture(ClassPoint data, string path)
{
pointData = new ClassPoint[1];
PointData[0] = new ClassPoint();
pointData[0] = data;
Shape shp = new Shape(); //创建shp图层
shp.Create(ShpfileType.SHP_POINT);
var pnt = new Point();
pnt.x = data.x;
pnt.y = data.y;
int index = 0;
shp.InsertPoint(pnt, ref index);
sf.EditInsertShape(shp, ref shapindex);
ShapefileCategory ct = sf.Categories.Add("0");
var utils = new Utils();
ct.DrawingOptions = sf.DefaultDrawingOptions;
ct.DrawingOptions.PointType = tkPointSymbolType.ptSymbolPicture;
Image img = new Image();
img.Open(path);
ct.DrawingOptions.Picture = img;
ct.DrawingOptions.PointRotation = 45.0;
sf.CollisionMode = tkCollisionMode.AllowCollisions;
sf.set_ShapeCategory2(shapindex, "0");
layerHandle = Map.AddLayer(sf, true);
return(layerHandle);
}
/// <summary>
/// 讲ais类型数据转成point类型数据
/// </summary>
private void IntoPointData()
{
int num = aisData.Length;
point = new ClassPoint[num];
for (int i = 0; i < num; i++)
{
point[i] = new ClassPoint();
point[i].x = aisData[i].longitude;
point[i].y = aisData[i].latitude;
point[i].str = aisData[i].str;
}
}