public bool QueryTheRoue(IPoint breakPoint, AxMapControl mapControl, IFeatureLayer featureLayer, string dbPath, string featureSetName, string ndsName, ref IPoint rightPoint)
{
IFeature feature = null;
double distance = 0;
int distNum = 0;
rightPoint = DistanceUtil.GetNearestLineInFeatureLayer(featureLayer, breakPoint, ref feature, ref distance, ref distNum);
if (rightPoint == null)
{
return(false);
}
//获取线要素的点集合
IPointCollection lineCollection = feature.Shape as IPointCollection;
//实例化站点和障碍点要素
IFeatureClass stopFeatureClass =
FeatureClassUtil.CreateMemorySimpleFeatureClass(esriGeometryType.esriGeometryPoint, mapControl.SpatialReference, "stops");
IFeatureClass barriesFeatureClass =
FeatureClassUtil.CreateMemorySimpleFeatureClass(esriGeometryType.esriGeometryPoint, mapControl.SpatialReference, "barries");
//添加站点
FeatureClassUtil.InsertSimpleFeature(lineCollection.get_Point(0), stopFeatureClass);
FeatureClassUtil.InsertSimpleFeature(lineCollection.get_Point(lineCollection.PointCount - 1), stopFeatureClass);
//添加障碍
FeatureClassUtil.InsertSimpleFeature(rightPoint, barriesFeatureClass);
//组装站点和障碍点要素
IDictionary <string, DecorateRouteFeatureClass> featureClasses = new Dictionary <string, DecorateRouteFeatureClass>();
featureClasses.Add("Stops", new DecorateRouteFeatureClass(0.2, stopFeatureClass));
featureClasses.Add("Barriers", new DecorateRouteFeatureClass(0.2, barriesFeatureClass));
ILayer routeLayer = null;
//最短路径分析
return(NormalNetworkUtil.Short_Path(mapControl, dbPath, featureSetName, ndsName, featureClasses, false, false, ref routeLayer));
}
/// <summary>
/// 根据障碍点和经过点求解最短路径
/// </summary>
/// <param name="mapControl"></param>
/// <param name="featureLayer"></param>
/// <param name="dbPath"></param>
/// <param name="featureSetName"></param>
/// <param name="ndsName"></param>
/// <param name="stopPoints"></param>
/// <param name="barryPoints"></param>
/// <param name="routeLayer"></param>
/// <returns></returns>
public bool QueryTheRoue(ESRI.ArcGIS.Controls.AxMapControl mapControl, ESRI.ArcGIS.Carto.IFeatureLayer featureLayer, string dbPath, string featureSetName, string ndsName, List<ESRI.ArcGIS.Geometry.IPoint> stopPoints, List<ESRI.ArcGIS.Geometry.IPoint> barryPoints, ref ILayer routeLayer)
{
// List<IPoint> newStopPoints;
// List<IPoint> newBarryPoints;
// UpdatePointsToRouteCore(featureLayer, stopPoints, barryPoints, out newStopPoints, out newBarryPoints);
//实例化站点和障碍点要素
IFeatureClass stopFeatureClass =
FeatureClassUtil.CreateMemorySimpleFeatureClass(esriGeometryType.esriGeometryPoint, mapControl.SpatialReference, "stops");
IFeatureClass barriesFeatureClass =
FeatureClassUtil.CreateMemorySimpleFeatureClass(esriGeometryType.esriGeometryPoint, mapControl.SpatialReference, "barries");
//添加站点
foreach (var value in stopPoints)
{
FeatureClassUtil.InsertSimpleFeature(value, stopFeatureClass);
}
//添加障碍
foreach (var value in barryPoints)
{
FeatureClassUtil.InsertSimpleFeature(value, barriesFeatureClass);
}
//组装站点和障碍点要素
IDictionary<string, DecorateRouteFeatureClass> featureClasses = new Dictionary<string, DecorateRouteFeatureClass>();
featureClasses.Add("Stops", new DecorateRouteFeatureClass(0.2,stopFeatureClass));
featureClasses.Add("Barriers", new DecorateRouteFeatureClass(0.2,barriesFeatureClass));
//最短路径分析
bool result=NormalNetworkUtil.Short_Path(mapControl, dbPath, featureSetName, ndsName, featureClasses, false, false, ref routeLayer);
//if (result)
// {
// showRouteShape(routeLayer as IFeatureLayer, mapControl);
// }
return result;
}
