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图层查询代码修改

master
洁 任 2026-02-10 14:14:30 +08:00
parent e88047ec8d
commit e63936feee
2 changed files with 78 additions and 25 deletions
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77
OpenAuth.App/BaseApp/BasicQueryService/CommonDataManager.cs
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@ -131,36 +131,36 @@ namespace OpenAuth.App.BasicQueryService
return column_list;
}
/// <summary>
/// 矢量切片公共方法
/// </summary>
/// <param name="req"></param>
/// <param name="_configuration"></param>
/// <returns></returns>
public byte[] VectorTile(VectorTileSearchModel req)
{
req.Init();
///// <summary>
///// 矢量切片公共方法
///// </summary>
///// <param name="req"></param>
///// <param name="_configuration"></param>
///// <returns></returns>
//public byte[] VectorTile(VectorTileSearchModel req)
//{
// req.Init();
List<double> lons = getLon(req.x, req.z);
List<double> lats = getLat(req.y, req.z);
double lonmin = lons[0];
double lonmax = lons[1];
double latmin = lats[1];
double latmax = lats[0];
// List<double> lons = getLon(req.x, req.z);
// List<double> lats = getLat(req.y, req.z);
// double lonmin = lons[0];
// double lonmax = lons[1];
// double latmin = lats[1];
// double latmax = lats[0];
StringBuilder sql = new StringBuilder();
sql.AppendFormat(
$" SELECT ST_AsMVT(tile, '{req.source_layer}', 4096, 'geom') tile FROM (SELECT {req.field}ST_AsMVTGeom(geom, ST_Transform(ST_MakeEnvelope({lonmin},{latmin},{lonmax},{latmax}, 4326),4326),4096, 256, true) AS geom FROM public.{req.table} where {req.filter} ) AS tile");
// StringBuilder sql = new StringBuilder();
// sql.AppendFormat(
// $" SELECT ST_AsMVT(tile, '{req.source_layer}', 4096, 'geom') tile FROM (SELECT {req.field}ST_AsMVTGeom(geom, ST_Transform(ST_MakeEnvelope({lonmin},{latmin},{lonmax},{latmax}, 4326),4326),4096, 256, true) AS geom FROM public.{req.table} where {req.filter} ) AS tile");
var dataTable = client.Ado.GetDataTable(sql.ToString());
byte[] result = (Byte[])dataTable.Rows[0]["tile"];
client.Ado.Close();
client.Dispose();
// var dataTable = client.Ado.GetDataTable(sql.ToString());
// byte[] result = (Byte[])dataTable.Rows[0]["tile"];
// client.Ado.Close();
// client.Dispose();
return result;
}
// return result;
//}
public async Task<byte[]> VectorTileAsync(VectorTileSearchModel req)
{
req.Init();
@ -390,5 +390,34 @@ namespace OpenAuth.App.BasicQueryService
return result;
}
/// <summary>
/// 矢量切片公共方法
/// </summary>
/// <param name="req"></param>
/// <param name="_configuration"></param>
/// <returns></returns>
public byte[] VectorTile(VectorTileSearchModel req)
{
req.Init();
List<double> lons = getLon(req.x, req.z);
List<double> lats = getLat(req.y, req.z);
double lonmin = lons[0];
double lonmax = lons[1];
double latmin = lats[1];
double latmax = lats[0];
StringBuilder sql = new StringBuilder();
sql.AppendFormat(
$" SELECT ST_AsMVT(tile, '{req.source_layer}', 4096, 'geom') tile FROM (SELECT {req.field}ST_AsMVTGeom(geom, ST_Transform(ST_MakeEnvelope({lonmin},{latmin},{lonmax},{latmax}, 4326),4326),4096, 256, true) AS geom FROM public.{req.table} where {req.filter} ) AS tile");
var dataTable = client.Ado.GetDataTable(sql.ToString());
byte[] result = (Byte[])dataTable.Rows[0]["tile"];
return result;
}
}
}

26
OpenAuth.App/ServiceApp/ShpGeo/ShpGeoLayerApp.cs
View File

@ -959,7 +959,7 @@ public class ShpGeoLayerApp : SqlSugarBaseApp<ShpGeoLayer, SugarDbContext>
};
}
public byte[] QueryVectorTileByTable(QueryVectorTileByTableReq req)
public byte[] QueryVectorTileByTable1(QueryVectorTileByTableReq req)
{
VectorTileSearchModel searchModel = new VectorTileSearchModel
{
@ -994,6 +994,30 @@ public class ShpGeoLayerApp : SqlSugarBaseApp<ShpGeoLayer, SugarDbContext>
return result;
}
#region 获取矢量切片
/// <summary>
/// 根据表名获取矢量切片
/// </summary>
/// <param name="req"></param>
/// <returns></returns>
public byte[] QueryVectorTileByTable(QueryVectorTileByTableReq req)
{
VectorTileSearchModel searchModel = new VectorTileSearchModel
{
x = req.x,
y = req.y,
z = req.z,
field = req.field,
table = req.table,
filter = req.filter,
};
var result = new CommonDataManager(base.UnitWork.CreateContext().Db).VectorTile(searchModel);
return result;
}
#endregion
public dynamic GetDataTableRecord(string dataTable, string id)
{
using var db = Repository.AsSugarClient();