/// <summary>
/// DotSpatial to Ogr at layer level
/// </summary>
/// <param name="featureSet">DotSpatial IFeatureSet</param>
/// <returns>Ogr Layer</returns>
public static OSGeo.OGR.Layer DS2OrgLayer(DotSpatial.Data.IFeatureSet featureSet)
{
using (OSGeo.OGR.Driver driver = OSGeo.OGR.Ogr.GetDriverByName("Memory"))
{
OSGeo.OGR.DataSource dataSource = driver.CreateDataSource(featureSet.Name, null);
OSGeo.OGR.Layer layer = dataSource.CreateLayer("Result", DS2OgrProjection(featureSet.Projection), DS2OgrGeometryType(featureSet.FeatureType), new string[] { });
OSGeo.OGR.FeatureDefn featureDefn = DS2OgrDataTable(featureSet.DataTable);
for (int k = 0; k < featureDefn.GetFieldCount(); k++)
{
layer.CreateField(featureDefn.GetFieldDefn(k), 0);
}
for (int i = 0; i < featureSet.NumRows(); i++)
{
DotSpatial.Data.IFeature feature = featureSet.GetFeature(i);
OSGeo.OGR.Feature ogrFeature = new OSGeo.OGR.Feature(featureDefn);
ogrFeature.SetGeometry(DS2OgrGeometry(feature.Geometry, featureSet));
for (int j = 0; j < feature.DataRow.ItemArray.Length; j++)
{
#region Set Value to Feature
object value = feature.DataRow.ItemArray.GetValue(j);
if (value is int)
{
ogrFeature.SetField(j, (int)value);
}
else if (value is double)
{
ogrFeature.SetField(j, (double)value);
}
else if (value is string)
{
ogrFeature.SetField(j, (string)value);
}
else if (value is DateTime)
{
DateTime dateTime = (DateTime)value;
ogrFeature.SetField(j, dateTime.Year, dateTime.Month, dateTime.Day, dateTime.Hour, dateTime.Minute, (float)dateTime.Second, 0);
}
#endregion
}
layer.CreateFeature(ogrFeature);
}
dataSource.FlushCache();
return(layer);
}
}
public static OSGeo.OGR.Layer DS2OrgLayer(DotSpatial.Data.IFeatureSet featureSet, OSGeo.OGR.Layer layer)
{
using (OSGeo.OGR.FeatureDefn featureDefn = DS2OgrDataTable(featureSet.DataTable))
{
for (int k = 0; k < featureDefn.GetFieldCount(); k++)
{
layer.CreateField(featureDefn.GetFieldDefn(k), 0);
}
for (int i = 0; i < featureSet.NumRows(); i++)
{
DotSpatial.Data.IFeature feature = featureSet.GetFeature(i);
using (OSGeo.OGR.Feature ogrFeature = new OSGeo.OGR.Feature(featureDefn))
{
ogrFeature.SetGeometry(DS2OgrGeometry(feature.Geometry, featureSet));
for (int j = 0; j < feature.DataRow.ItemArray.Length; j++)
{
#region Set Value to Feature
object value = feature.DataRow.ItemArray.GetValue(j);
if (value is int)
{
ogrFeature.SetField(j, (int)value);
}
else if (value is double)
{
ogrFeature.SetField(j, (double)value);
}
else if (value is string)
{
ogrFeature.SetField(j, (string)value);
}
else if (value is DateTime)
{
DateTime dateTime = (DateTime)value;
ogrFeature.SetField(j, dateTime.Year, dateTime.Month, dateTime.Day, dateTime.Hour, dateTime.Minute, (float)dateTime.Second, 0);
}
#endregion
}
layer.CreateFeature(ogrFeature);
}
}
}
return(layer);
}
private void BUT_shptopoly_Click(object sender, EventArgs e)
{
OpenFileDialog fd = new OpenFileDialog();
fd.Filter = "Shape file|*.shp";
DialogResult result = fd.ShowDialog();
string file = fd.FileName;
ProjectionInfo pStart = new ProjectionInfo();
ProjectionInfo pESRIEnd = KnownCoordinateSystems.Geographic.World.WGS1984;
bool reproject = false;
if (File.Exists(file))
{
string prjfile = Path.GetDirectoryName(file) + Path.DirectorySeparatorChar + Path.GetFileNameWithoutExtension(file) + ".prj";
if (File.Exists(prjfile))
{
using (StreamReader re = File.OpenText(Path.GetDirectoryName(file) + Path.DirectorySeparatorChar + Path.GetFileNameWithoutExtension(file) + ".prj"))
{
pStart.ParseEsriString(re.ReadLine());
reproject = true;
}
}
DotSpatial.Data.IFeatureSet fs = DotSpatial.Data.FeatureSet.Open(file);
fs.FillAttributes();
int rows = fs.NumRows();
DataTable dtOriginal = fs.DataTable;
for (int row = 0; row < dtOriginal.Rows.Count; row++)
{
object[] original = dtOriginal.Rows[row].ItemArray;
}
foreach (DataColumn col in dtOriginal.Columns)
{
Console.WriteLine(col.ColumnName + " " + col.DataType.ToString());
}
int a = 1;
string path = Path.GetDirectoryName(file);
foreach (var feature in fs.Features)
{
StringBuilder sb = new StringBuilder();
sb.Append("#Shap to Poly - Mission Planner\r\n");
foreach (var point in feature.Coordinates)
{
if (reproject)
{
double[] xyarray = { point.X, point.Y };
double[] zarray = { point.Z };
Reproject.ReprojectPoints(xyarray, zarray, pStart, pESRIEnd, 0, 1);
point.X = xyarray[0];
point.Y = xyarray[1];
point.Z = zarray[0];
}
sb.Append(point.Y.ToString(System.Globalization.CultureInfo.InvariantCulture) + "\t" + point.X.ToString(System.Globalization.CultureInfo.InvariantCulture) + "\r\n");
}
log.Info("writting poly to " + path + Path.DirectorySeparatorChar + "poly-" + a + ".poly");
File.WriteAllText(path + Path.DirectorySeparatorChar + "poly-" + a + ".poly", sb.ToString());
a++;
}
}
}