/// <summary>
/// 向图层中添加线段
/// </summary>
public static bool AddLine(Map oMap,
string strLayer,
string strUID,
string strText,
DPoint[] dPoint,
System.Drawing.Color color,
int lineWidth)
{
//获取图层和表
FeatureLayer layer = (FeatureLayer)oMap.Layers[strLayer];
//创建线图元及其样式
FeatureGeometry fg = new MultiCurve(layer.CoordSys, CurveSegmentType.Linear, dPoint);
CompositeStyle cs = new MapInfo.Styles.CompositeStyle(new SimpleLineStyle(new LineWidth(lineWidth, LineWidthUnit.Pixel), 2, color));
MapInfo.Data.Feature feature = new MapInfo.Data.Feature(layer.Table.TableInfo.Columns);
feature.Geometry = fg;
feature.Style = cs;
feature["uid"] = strUID;
feature["name"] = strText;
//将线图元加入图层
layer.Table.InsertFeature(feature);
return(true);
}
/// <summary>
///
/// </summary>
/// <param name="oMap"></param>
/// <param name="strLayer"></param>
/// <param name="strUID"></param>
/// <param name="strName"></param>
/// <param name="dPoint"></param>
/// <param name="nCode"></param>
/// <param name="dbCodeSize"></param>
/// <param name="color"></param>
/// <returns></returns>
public static bool AddMarker(Map oMap,
string strLayer,
string strUID,
string strText,
DPoint dPoint,
int nCode,
double dbCodeSize,
System.Drawing.Color color)
{
if (oMap == null)
{
return(false);
}
FeatureLayer layer = oMap.Layers[strLayer] as FeatureLayer;
if (layer == null)
{
return(false);
}
//创建点图元及其样式
FeatureGeometry fg = new Point(oMap.GetDisplayCoordSys(), dPoint);
CompositeStyle cs = new MapInfo.Styles.CompositeStyle(new SimpleVectorPointStyle((short)nCode, color, dbCodeSize));
Feature feature = new Feature(layer.Table.TableInfo.Columns);
feature.Geometry = fg;
feature.Style = cs;
feature["uid"] = strUID;
feature["name"] = strText;
//fg.GetGeometryEditor().Rotate(dPoint, 90);
//fg.EditingComplete();
//MapInfo.Geometry.IGeometryEdit edit = feature.Geometry.GetGeometryEditor();
//edit.OffsetByAngle(90, 500, MapInfo.Geometry.DistanceUnit.Meter, MapInfo.Geometry.DistanceType.Spherical);
//edit.Geometry.EditingComplete();
layer.Table.InsertFeature(feature);
return(true);
}
