public void TestPerformanceLinealLayer()
{
NUnit.Framework.Assert.IsTrue(System.IO.File.Exists(GetTestDataFilePath("roads_ugl.shp")),
"Specified shapefile is not present!");
var map = new SharpMap.Map(new System.Drawing.Size(1024, 768));
var shp = new SharpMap.Data.Providers.ShapeFile(GetTestDataFilePath("roads_ugl.shp"), false, false);
var lyr = new SharpMap.Layers.Symbolizer.LinealVectorLayer("Roads", shp)
{
Symbolizer =
new SharpMap.Rendering.Symbolizer.BasicLineSymbolizer
{
Line = new System.Drawing.Pen(System.Drawing.Color.Black)
}
};
map.Layers.Add(lyr);
map.ZoomToExtents();
RepeatedRendering(map, shp.GetFeatureCount(), NumberOfRenderCycles, out _msLineal);
System.Console.WriteLine("\nWith testing if record is deleted ");
shp.CheckIfRecordIsDeleted = true;
long tmp;
RepeatedRendering(map, shp.GetFeatureCount(), 1, out tmp);
var res = map.GetMap();
var path = System.IO.Path.ChangeExtension(GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp"), "lineal.png");
res.Save(path, System.Drawing.Imaging.ImageFormat.Png);
System.Console.WriteLine("\nResult saved at file://" + path.Replace('\\', '/'));
}
public void TestReadValueZFromLineStringZShapeFile()
{
var file = GetTestDataFilePath("LineString_With_Z.shp");
var sh = new SharpMap.Data.Providers.ShapeFile(file, true);
sh.Open();
var fc = sh.GetFeatureCount();
NUnit.Framework.Assert.AreEqual(1221, fc);
NUnit.Framework.Assert.AreEqual(0, sh.GetObjectIDsInView(sh.GetExtents())[0]);
var featsInView = sh.GetGeometriesInView(new GeoAPI.Geometries.Envelope(sh.GetExtents()));
NUnit.Framework.Assert.AreEqual(1221, featsInView.Count);
foreach (var item in featsInView)
{
NUnit.Framework.Assert.IsNotNull(item.Coordinate.Z);
}
NUnit.Framework.Assert.AreEqual(featsInView[0].Coordinates[0].Z, 35.865);
NUnit.Framework.Assert.AreEqual(featsInView[0].Coordinates[1].Z, 35.743);
NUnit.Framework.Assert.AreEqual(featsInView[1].Coordinates[0].Z, 35.518);
NUnit.Framework.Assert.AreEqual(featsInView[1].Coordinates[1].Z, 35.518);
NUnit.Framework.Assert.AreEqual(featsInView[2].Coordinates[0].Z, 37.438);
NUnit.Framework.Assert.AreEqual(featsInView[2].Coordinates[1].Z, 37.441);
NUnit.Framework.Assert.AreEqual(featsInView[3].Coordinates[0].Z, 37.441);
NUnit.Framework.Assert.AreEqual(featsInView[3].Coordinates[1].Z, 37.441);
sh.Close();
}
public void TestReadValueZFromPointZShapeFile()
{
var file = GetTestDataFilePath("Point_With_Z.shp");
var sh = new SharpMap.Data.Providers.ShapeFile(file, true);
sh.Open();
var fc = sh.GetFeatureCount();
NUnit.Framework.Assert.AreEqual(1149, fc);
NUnit.Framework.Assert.AreEqual(0, sh.GetObjectIDsInView(sh.GetExtents())[0]);
var featsInView = sh.GetGeometriesInView(new GeoAPI.Geometries.Envelope(sh.GetExtents()));
NUnit.Framework.Assert.AreEqual(1149, featsInView.Count);
foreach (var item in featsInView)
{
NUnit.Framework.Assert.IsNotNull(item.Coordinate.Z);
}
NUnit.Framework.Assert.AreEqual(featsInView[0].Coordinate.Z, 146.473);
NUnit.Framework.Assert.AreEqual(featsInView[1].Coordinate.Z, 181.374);
NUnit.Framework.Assert.AreEqual(featsInView[2].Coordinate.Z, 146.676);
NUnit.Framework.Assert.AreEqual(featsInView[3].Coordinate.Z, 181.087);
NUnit.Framework.Assert.AreEqual(featsInView[4].Coordinate.Z, 169.948);
NUnit.Framework.Assert.AreEqual(featsInView[5].Coordinate.Z, 169.916);
sh.Close();
}
public void TestReadPointZShapeFile()
{
var file = GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp");
var sh = new SharpMap.Data.Providers.ShapeFile(file, true);
sh.Open();
var fc = sh.GetFeatureCount();
NUnit.Framework.Assert.AreEqual(4342, fc);
NUnit.Framework.Assert.AreEqual(0, sh.GetObjectIDsInView(sh.GetExtents())[0]);
var featsInView = sh.GetGeometriesInView(new GeoAPI.Geometries.Envelope(sh.GetExtents()));
NUnit.Framework.Assert.AreEqual(4342, featsInView.Count);
sh.Close();
}
public void TestReadPointZShapeFile()
{
var file = GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp");
var sh = new SharpMap.Data.Providers.ShapeFile(file, true);
var fc = sh.GetFeatureCount();
NUnit.Framework.Assert.AreEqual(4342, fc);
sh.Open();
var featsInView = sh.GetGeometriesInView(new GeoAPI.Geometries.Envelope(sh.GetExtents()));
NUnit.Framework.Assert.AreEqual(4342, featsInView.Count);
sh.Close();
}
public void TestReadPointZShapeFile()
{
string file = TestUtility.GetPathToTestFile("SPATIAL_F_SKARVMUFF.shp");
var sh = new SharpMap.Data.Providers.ShapeFile(file, true);
sh.Open();
int fc = sh.GetFeatureCount();
NUnit.Framework.Assert.AreEqual(4342, fc);
NUnit.Framework.Assert.AreEqual(0, sh.GetObjectIDsInView(sh.GetExtents())[0]);
var featsInView = sh.GetGeometriesInView(new GeoAPI.Geometries.Envelope(sh.GetExtents()));
NUnit.Framework.Assert.AreEqual(4342, featsInView.Count);
sh.Close();
}
private void transform_Click(object sender, EventArgs e)
{
if (vlay == null)
{
return;
}
if (vlay.DataSource == null)
{
MessageBox.Show("请先载入shp文件");
}
else
{
if (!vlay.DataSource.IsOpen)
{
vlay.DataSource.Open();
}
SharpMap.Data.Providers.ShapeFile shapefile = (SharpMap.Data.Providers.ShapeFile)vlay.DataSource;
int geoCount = shapefile.GetFeatureCount();
string writefile = null;
saveFileDialog1.Filter = "(*.txt*)|*.txt";
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
writefile = saveFileDialog1.FileName;
}
if (writefile == null)
{
MessageBox.Show("输出文件不能为空，请正确选择");
return;
}
FileStream fs = new FileStream(writefile, FileMode.Append);
StreamWriter sw = new StreamWriter(fs, Encoding.Default);
for (int i = 0; i < geoCount; i++)
{
GeoAPI.Geometries.IGeometry geo = shapefile.GetGeometryByID(Convert.ToUInt32(i));
sw.Write(geo + "\n");
}
// Console.WriteLine(geo);
vlay.DataSource.Close();
sw.Close();
fs.Close();
MessageBox.Show("文件已转换完毕！");
}
}
public void TestPerformanceVectorLayer()
{
NUnit.Framework.Assert.IsTrue(System.IO.File.Exists(GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp")),
"Specified shapefile is not present!");
var map = new SharpMap.Map(new System.Drawing.Size(1024, 768));
var shp = new SharpMap.Data.Providers.ShapeFile(GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp"));
var lyr = new SharpMap.Layers.VectorLayer("Roads", shp);
map.Layers.Add(lyr);
map.ZoomToExtents();
RepeatedRendering(map, shp.GetFeatureCount(), NumberOfRenderCycles, out _msVector);
var res = map.GetMap();
var path = System.IO.Path.ChangeExtension(GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp"), ".vector.png");
res.Save(path, System.Drawing.Imaging.ImageFormat.Png);
System.Console.WriteLine("\nResult saved at file://" + path.Replace('\\', '/'));
}
public void TestPerformanceVectorLayer()
{
NUnit.Framework.Assert.IsTrue(System.IO.File.Exists(GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp")),
"Specified shapefile is not present!");
var map = new SharpMap.Map(new System.Drawing.Size(1024, 768));
var shp = new SharpMap.Data.Providers.ShapeFile(GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp"), false, false);
var lyr = new SharpMap.Layers.VectorLayer("Roads", shp);
map.Layers.Add(lyr);
map.ZoomToExtents();
RepeatedRendering(map, shp.GetFeatureCount(), NumberOfRenderCycles, out _msVector);
var res = map.GetMap();
var path = System.IO.Path.ChangeExtension(GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp"), ".vector.png");
res.Save(path, System.Drawing.Imaging.ImageFormat.Png);
System.Console.WriteLine("\nResult saved at file://" + path.Replace('\\', '/'));
}
public static List <Area> Parse(string shapeFilePath)
{
var gss = new NtsGeometryServices();
var pcs = (ProjectedCoordinateSystem)ProjectedCoordinateSystem.WebMercator;
GeoAPI.GeometryServiceProvider.Instance = gss;
var shapeFile = new SharpMap.Data.Providers.ShapeFile(shapeFilePath, true);
var areas = new List <Area>();
for (var i = 0; i < shapeFile.GetFeatureCount(); i++)
{
var feature = shapeFile.GetFeature((uint)i);
var area = new Area(feature.ItemArray);
IEnumerable <IGeometry> geometries = feature.Geometry.GetType() == typeof(MultiPolygon)
? ((MultiPolygon)feature.Geometry).Geometries
: feature.Geometry.GetType() == typeof(NetTopologySuite.Geometries.Polygon)
? new IGeometry[] { feature.Geometry }
: null;
if (geometries == null)
{
throw new Exception("Don't know geometry type " + feature.Geometry.GetType().FullName);
}
foreach (var geometry in geometries)
{
area.polygons.Add(new Polygon()
{
borders = geometry.Coordinates.Select(CoordFormatter).ToArray()
});
}
areas.Add(area);
}
return(areas);
}
public void TestShapeFile()
{
using (var p = new SharpMap.Data.Providers.ShapeFile(@"D:\Daten\kowg\shapefile\Police Authorities_region.shp", true))
{
p.Open();
for (uint i = 0; i < p.GetFeatureCount(); i++)
{
var fdr = p.GetFeature(i);
try
{
var res = ToSqlServerAndBack(fdr.Geometry);
Assert.AreEqual(fdr.Geometry, res);
Console.WriteLine(string.Format("Feature {0} ({1}) converted!", i, fdr[0]));
}
catch (SqlGeometryConverterException)
{
Console.WriteLine(string.Format("Feature {0} ({1}) conversion failed!", i, fdr[0]));
}
}
}
}
public void TestShapeFile()
{
using (var p = new SharpMap.Data.Providers.ShapeFile(GetTestFile(), true))
{
p.Open();
for (uint i = 0; i < p.GetFeatureCount(); i++)
{
var fdr = p.GetFeature(i);
try
{
fdr.Geometry.SRID = -1;
var res = ToSqlServerAndBack(fdr.Geometry);
Assert.AreEqual(fdr.Geometry, res);
System.Diagnostics.Trace.WriteLine(string.Format("Feature {0} ({1}) converted!", i, fdr[0]));
}
catch (SqlGeometryConverterException)
{
System.Diagnostics.Trace.WriteLine(string.Format("Feature {0} ({1}) conversion failed!", i, fdr[0]));
}
}
}
}
public void TestShapeFile()
{
using (var p = new SharpMap.Data.Providers.ShapeFile(@"D:\Daten\kowg\shapefile\Police Authorities_region.shp", true))
{
p.Open();
for (uint i = 0; i < p.GetFeatureCount(); i++ )
{
var fdr = p.GetFeatureByOid(i);
try
{
var res = ToSqlServerAndBack(fdr.Geometry);
Assert.AreEqual(fdr.Geometry, res);
Console.WriteLine(string.Format("Feature {0} ({1}) converted!", i, fdr.Attributes[0]));
}
catch (SqlGeometryConverterException)
{
Console.WriteLine(string.Format("Feature {0} ({1}) conversion failed!", i, fdr.Attributes[0]));
}
}
}
}
// Phuong thuc
public int UpdateToDB()
{
try
{
GeometryServiceProvider.Instance = new NetTopologySuite.NtsGeometryServices();
// Mo tep tin
SharpMap.Data.Providers.ShapeFile map = new SharpMap.Data.Providers.ShapeFile(FileName);
map.Open();
String dsCot = "";
int demKQ = 0;
// Doc cau truc cua tep tin
var feature = map.GetFeature(0);
String query = "CREATE TABLE " + SQLTableName + "(ID int Identity(1,1) PRIMARY KEY, ";
foreach (DataColumn col in feature.Table.Columns)
{
if (col.ColumnName.ToLower().Equals("id") || col.ColumnName.ToLower().Equals("oid"))
{
continue;
}
dsCot += col.ColumnName + ", ";
String type = col.DataType.ToString().ToLower().Split('.')[1];
if (type.Equals("string"))
{
query += col.ColumnName + " nvarchar(max), ";
}
else if (type.Equals("int16") || type.Equals("int32") || type.Equals("int64") ||
type.Equals("uint16") || type.Equals("uint32") || type.Equals("uint64"))
{
query += col.ColumnName + " int, ";
}
else if (type.Equals("float") || type.Equals("double"))
{
query += col.ColumnName + " float, ";
}
}
dsCot += "geom";
query += "geom Geometry)";
da.Write(query);
// Doc du lieu tren ban do va cap nhat vao CSDL
// INSERT INTO tenBang(ds cot) VALUES(ds gia tri)
for (int i = 0; i < map.GetFeatureCount(); i++)
{
var featurei = map.GetFeature((uint)i);
String insertQuery = "INSERT INTO " + SQLTableName + "(" + dsCot
+ ") VALUES(";
String values = "";
foreach (DataColumn col in featurei.Table.Columns)
{
if (col.ColumnName.ToLower().Equals("oid") || col.ColumnName.ToLower().Equals("id"))
{
continue;
}
String type = col.DataType.ToString().ToLower().Split('.')[1];
if (type.ToLower().Equals("string"))
{
values += "N'" + cv.TCVN3ToUnicode(featurei.ItemArray[col.Ordinal].ToString()) + "', ";
}
else
{
if (featurei.ItemArray[col.Ordinal].ToString().Length > 0)
{
values += featurei.ItemArray[col.Ordinal].ToString() + ", ";
}
else
{
values += "0, ";
}
}
}
String polygon = featurei.Geometry.ToString();
values += "Geometry::STPolyFromText('" + polygon + "', 4326)";
insertQuery += values + ")";
demKQ += da.Write(insertQuery);
}
return(demKQ);
}
catch
{
return(0);
}
}
public void TestPerformanceLinealLayer()
{
NUnit.Framework.Assert.IsTrue(System.IO.File.Exists(GetTestDataFilePath("roads_ugl.shp")),
"Specified shapefile is not present!");
var map = new SharpMap.Map(new System.Drawing.Size(1024, 768));
var shp = new SharpMap.Data.Providers.ShapeFile(GetTestDataFilePath("roads_ugl.shp"));
var lyr = new SharpMap.Layers.Symbolizer.LinealVectorLayer("Roads", shp)
{
Symbolizer =
new SharpMap.Rendering.Symbolizer.BasicLineSymbolizer
{Line = new System.Drawing.Pen(System.Drawing.Color.Black)}
};
map.Layers.Add(lyr);
map.ZoomToExtents();
RepeatedRendering(map, shp.GetFeatureCount(), NumberOfRenderCycles, out _msLineal);
System.Console.WriteLine("\nWith testing if record is deleted ");
shp.CheckIfRecordIsDeleted = true;
long tmp;
RepeatedRendering(map, shp.GetFeatureCount(), 1, out tmp);
var res = map.GetMap();
var path = System.IO.Path.ChangeExtension(GetTestDataFilePath("SPATIAL_F_SKARVMUFF.shp"), "lineal.png");
res.Save(path, System.Drawing.Imaging.ImageFormat.Png);
System.Console.WriteLine("\nResult saved at file://" + path.Replace('\\', '/'));
}