private void CreateAttributes(object sender, EventArgs e)
{
//http://dotspatial.codeplex.com/wikipage?title=CreateAttributes&referringTitle=Desktop_SampleCode
// define the feature type for this file
FeatureSet fs = new FeatureSet(FeatureType.Polygon);
// Add Some Columns
fs.DataTable.Columns.Add(new DataColumn("ID", typeof(int)));
fs.DataTable.Columns.Add(new DataColumn("Text", typeof(string)));
// create a geometry (square polygon)
List<Coordinate> vertices = new List<Coordinate>();
vertices.Add(new Coordinate(11219035, 1542354));
vertices.Add(new Coordinate(11219035, 1542354 + 100));
vertices.Add(new Coordinate(11219035 + 100, 1542354 + 100));
vertices.Add(new Coordinate(11219035 + 100, 1542354 + 0));
Polygon geom = new Polygon(vertices);
fs.AddFeature(geom);
// add 16.01.18
// add the geometry to the featureset.
IFeature feature = fs.AddFeature(geom);
// now the resulting features knows what columns it has
// add values for the columns
feature.DataRow.BeginEdit();
feature.DataRow["ID"] = 1;
feature.DataRow["Text"] = "Hello World";
feature.DataRow.EndEdit();
vertices.Clear();
vertices.Add(new Coordinate(11219035 + 100, 1542354));
vertices.Add(new Coordinate(11219035 + 100, 1542354 + 100));
vertices.Add(new Coordinate(11219035 + 200, 1542354 + 100));
vertices.Add(new Coordinate(11219035 + 200, 1542354 + 0));
geom = new Polygon(vertices);
feature = fs.AddFeature(geom);
// now the resulting features knows what columns it has
// add values for the columns
feature.DataRow.BeginEdit();
feature.DataRow["ID"] = 2;
feature.DataRow["Text"] = "Hello World";
feature.DataRow.EndEdit();
// save the feature set
fs.SaveAs("d:\\test.shp", true);
}
private void DrawLine(object sender, EventArgs e)
{
double xmin = App.Map.Extent.MinX;
double xmax = App.Map.Extent.MaxX;
double ymin = App.Map.Extent.MinY;
double ymax = App.Map.Extent.MaxY;
Feature f = new Feature();
FeatureSet fs = new FeatureSet(f.FeatureType);
// TODO change to List<Coordinate>...
Coordinate[] coord = new Coordinate[2];
coord[0] = new Coordinate(xmin, ymin);
coord[1] = new Coordinate(xmin, ymax);
LineString ls = new LineString(coord);
f = new Feature(ls);
fs.Features.Add(f);
coord[0] = new Coordinate(xmin / 2, ymin);
coord[1] = new Coordinate(xmin / 2, ymax);
ls = new LineString(coord);
f = new Feature(ls);
fs.Features.Add(f);
coord[0] = new Coordinate(xmin, ymax);
coord[1] = new Coordinate(xmax, ymax);
ls = new LineString(coord);
f = new Feature(ls);
fs.Features.Add(f);
coord[0] = new Coordinate(xmin, ymax / 2);
coord[1] = new Coordinate(xmax, ymax / 2);
ls = new LineString(coord);
f = new Feature(ls);
fs.Features.Add(f);
//App.Map.AddFeatureLayer
fs.SaveAs("C:\\Temp\\LineTest.shp", true);
}
private void MultilsFSCS(object sender, EventArgs e)
{
Random rnd = new Random();
Feature f = new Feature();
FeatureSet fs = new FeatureSet(f.FeatureType);
for (int ii = 0; ii < 40; ii++)
{
Coordinate[] coord = new Coordinate[36];
for (int i = 0; i < 36; i++)
{
coord[i] = new Coordinate((rnd.NextDouble() * 360) - 180, (rnd.NextDouble() * 180) - 90);
}
LineString ls = new LineString(coord);
f = new Feature(ls);
fs.Features.Add(f);
}
fs.SaveAs("C:\\Temp\\test.shp", true);
}
private void CalculateProductForm_Shown(object sender, EventArgs e)
{
if (_field != null)
{
label1.Text = "Reading Polygon..";
var polygonFile = Path.Combine(_field.Folder, "input_polygon.shp");
var polygonFeatures = FeatureSet.Open(polygonFile).Features;
label1.Text = "Reading Grid..";
var gridFile = Path.Combine(_field.Folder, "grid_points.shp");
var featuresDataset = FeatureSet.Open(gridFile);
progressBar1.Maximum = polygonFeatures.Count;
progressBar1.Value = 0;
var newPolygonLayer = new FeatureSet(FeatureType.Polygon);
var tbl = new DataTable();
tbl.Columns.Add("Z");
tbl.Columns.Add("AreaM2");
tbl.Columns.Add("Hectare");
int pCount = 1;
foreach (Feature poly in polygonFeatures)
{
label1.Text = "Caculating Product Value for plot:" + pCount;
var extent = poly.Envelope.ToExtent();
var fe = featuresDataset.CopySubset(featuresDataset.SelectIndices(extent));
double zTotalCount = 0;
for (int i = 0; i < fe.Features.Count; i++)
{
if (poly.Contains(fe.Features[i]))
{
var z = double.Parse(Convert.ToString(fe.DataTable.Rows[i]["Z"]));
zTotalCount += z;
}
}
tbl.Rows.Add(Math.Round(zTotalCount / 25, 2), Math.Round(poly.Area(), 2), Math.Round(poly.Area() / 10000, 0));
newPolygonLayer.AddFeature(poly);
progressBar1.Value = progressBar1.Value + 1;
pCount++;
}
newPolygonLayer.DataTable = tbl;
newPolygonLayer.Projection = _map.Projection;
newPolygonLayer.Reproject(_map.Projection);
var newPolyFile = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "TempFiles", "Temp-Product" + DateTime.Now.Ticks + ".shp");
newPolygonLayer.SaveAs(newPolyFile, true);
var layer = _map.Layers.Add(newPolyFile);
layer.ContextMenuItems.Add(
new DotSpatial.Symbology.SymbologyMenuItem("Save Product File", new EventHandler((s, ev) => SaveProductFileClick(s, ev, (IMapPolygonLayer)layer))));
label1.Text = "Completed";
}
}
private void MpsCS(object sender, EventArgs e)
{
Feature f = new Feature();
FeatureSet fs = new FeatureSet(f.FeatureType);
Coordinate[] c = new Coordinate[36];
Random rnd = new Random();
for (int i = 0; i < 36; i++)
{
c[i] = new Coordinate((rnd.NextDouble() + 360) - 180, (rnd.NextDouble() * 180) - 90);
}
MultiPoint Mps = new MultiPoint(c);
f = new Feature(Mps);
fs.Features.Add(f);
fs.SaveAs("C:\\Temp\\mps.shp", true);
}
private void MultypgFSCS(object sender, EventArgs e)
{
Random rnd = new Random();
Polygon[] pg = new Polygon[100];
Feature f = new Feature();
FeatureSet fs = new FeatureSet(f.FeatureType);
for (int i = 0; i < 100; i++)
{
Coordinate center = new Coordinate((rnd.Next(50) * 360) - 180, (rnd.Next(60) * 180) - 90);
Coordinate[] coord = new Coordinate[50];
for (int ii = 0; ii < 50; ii++)
{
coord[ii] = new Coordinate(center.X + Math.Cos((ii * 10) * Math.PI / 10), center.Y + (ii * 10) * Math.PI / 10);
}
coord[49] = new Coordinate(coord[0].X, coord[0].Y);
pg[i] = new Polygon(coord);
fs.Features.Add(pg[i]);
}
fs.SaveAs("C:\\Temp\\test.shp", true);
}
private bool AddKrigingLayer(List<Polygon> polygonsList)
{
var field = this._krigingFields[krigingProcess];
string datasetName = field.ID;
// field.ProductResult = Math.Round(CalculateProductSum(datasetName), 2);
var zList = new List<double>();
FeatureSet fs = new FeatureSet(FeatureType.Polygon);
fs.Projection = _config.TargetPolygonLayer.Projection;
fs.DataTable.Columns.Add(new DataColumn("ID", typeof(int)));
fs.DataTable.Columns.Add(new DataColumn("Z", typeof(double)));
fs.DataTable.Columns.Add(new DataColumn("Product", typeof(double)));
for (int i = 0; i < polygonsList.Count; i++)
{
var feature = fs.AddFeature(polygonsList[i]);
feature.DataRow["ID"] = i;
feature.DataRow["Z"] = polygonsList[i].Coordinate.Z;
feature.DataRow["Product"] = field.ProductResult;
zList.Add(polygonsList[i].Coordinate.Z);
}
fs.Name = field.Field;
var shapeFile = Path.Combine(field.Folder, "kriging.shp");
fs.SaveAs(shapeFile, true);
var input = fs as IFeatureSet;
var input2 = _config.TargetPolygonLayer.DataSet as IFeatureSet;
input.FillAttributes();
input2.FillAttributes();
FeatureSet output = new FeatureSet(input.FeatureType);
output.Projection = input2.Projection;
IFeatureSet tempOutput = input.Intersection(input2, FieldJoinType.LocalOnly, null);
foreach (DataColumn inputColumn in tempOutput.DataTable.Columns)
{
output.DataTable.Columns.Add(new DataColumn(inputColumn.ColumnName, inputColumn.DataType));
}
foreach (var fe in tempOutput.Features)
{
output.Features.Add(fe);
}
output.Name = datasetName;
output.Filename = datasetName + ".shp";
field.OutputShapeFile = datasetName + ".shp";
field.OutputZ = string.Join(",", zList);
var layer = PluginExtension.MyAppManager.Map.Layers.Add(output);
layer.LegendText = field.Field;
layer.Symbology.ClearCategories();
var pieChartData = new List<TempPIEChartData>();
_colorsList = _legendRepository.GetFieldLegend(field.Field);
if (_colorsList.Where(c => c.Value == null).Count() > 0)
{
CreateRandomColorCategories(zList, ref pieChartData).ForEach(c => layer.Symbology.AddCategory(c));
}
else
{
_colorsList.Reverse();
CreatePredefinedColorCategories(zList, ref pieChartData).ForEach(c => layer.Symbology.AddCategory(c));
}
field.PieChartData = pieChartData;
layer.ContextMenuItems.Add(new DotSpatial.Symbology.SymbologyMenuItem("View Input Data", new EventHandler((s, e) => ViewInputDataClick(s, e, field.ID))));
layer.ContextMenuItems.Add(
new DotSpatial.Symbology.SymbologyMenuItem("Load Grid File", new EventHandler((s, ev) => LoadGridFileClick(s, ev, field))));
layer.ContextMenuItems.Add(new DotSpatial.Symbology.SymbologyMenuItem("Calculate Product", new EventHandler((s, e) => CalculateProductClick(s, e, field))));
layer.ContextMenuItems.Add(
new DotSpatial.Symbology.SymbologyMenuItem("Load Product File", new EventHandler((s, ev) => LoadProductFileClick(s, ev, field))));
new DotSpatial.Symbology.Forms.FeatureCategoryControl(layer).ApplyChanges();
ColorsList = new List<LegendPattern>();
foreach (var item in layer.Symbology.GetCategories())
{
var pattern = new Repository.Utils.LegendPattern();
pattern.Color = item.GetColor();
pattern.Value = item.LegendText != null ? item.LegendText : zList.Max().ToString();
ColorsList.Add(pattern);
}
field.Image = getMapImage(field);
return true;
}
public void UnionFeatureSetTest()
{
IFeatureSet fs = FeatureSet.Open(_shapefiles + @"Topology_Test.shp");
FeatureSet fsunion = new FeatureSet();
// This is needed or else the table won't have the columns for copying attributes.
fsunion.CopyTableSchema(fs);
// Create a list of all the original shapes so if we union A->B we don't also union B->A
var freeFeatures = fs.Features.Select((t, i) => i).ToList();
while (freeFeatures.Count > 0)
{
var fOriginal = fs.Features[freeFeatures[0]];
// Whether this gets unioned or not, it has been handled and should not be re-done.
// We also don't want to waste time unioning shapes to themselves.
freeFeatures.RemoveAt(0);
// This is the unioned result. Remember, we may just add the original feature if no
// shapes present themselves for unioning.
IFeature fResult = null;
// This is the list of any shapes that get unioned with our shape.
List<int> mergedList = new List<int>();
bool shapeChanged;
do
{
shapeChanged = false; // reset this each time.
foreach (int index in freeFeatures)
{
if (fResult == null)
{
if (fOriginal.Intersects(fs.Features[index]))
{
// If FieldJoinType is set to all, and large numbers of shapes are combined,
// the attribute table will have a huge number of extra columns, since
// every column will be replicated for each instance.
fResult = fOriginal.Union(fs.Features[index], fsunion, FieldJoinType.LocalOnly);
// if the shape changed for an index greater than 0, then the newly unioned
// shape might now union with an earlier shape that we skipped before.
shapeChanged = true;
}
}
else
{
if (fResult.Intersects(fs.Features[index]))
{
// snowball unioned features. Keep adding features to the same unioned shape.
fResult = fResult.Union(fs.Features[index], fsunion, FieldJoinType.LocalOnly);
shapeChanged = true;
}
}
if (shapeChanged)
{
// Don't modify the "freefeatures" list during a loop. Keep track until later.
mergedList.Add(index);
// Less double-checking happens if we break rather than finishing the loop
// and then retest the whole loop because of a change early in the list.
break;
}
}
foreach (int index in mergedList)
{
// We don't want to add the same shape twice.
freeFeatures.Remove(index);
}
} while (shapeChanged);
// Add fResult, unless it is null, in which case add fOriginal.
fsunion.Features.Add(fResult ?? fOriginal);
// Union doesn't actually add to the output featureset. The featureset is only
// provided to the union method to handle column manipulation if necessary.
fsunion.Features.Add(fResult);
}
// fsunion is in-memory until this is called. Once this is called, the extension will
// be parsed to determine that a shapefile is required. The attributes and features will
// be moved to variables in an appropriate shapefile class internally, and
// then that class will save the features to the disk.
fsunion.SaveAs(_shapefiles + @"Union_Test.shp", true);
try
{
// cleanup
File.Delete(_shapefiles + @"Union_Test.shp");
File.Delete(_shapefiles + @"Union_Test.dbf");
File.Delete(_shapefiles + @"Union_Test.shx");
}
catch (IOException)
{
}
}
private void NewButton_Click(object sender, EventArgs e)
{
FeatureTypeDialog dlg = new FeatureTypeDialog();
if (dlg.ShowDialog() != DialogResult.OK) { return; }
FeatureSet fs = new FeatureSet(dlg.FeatureType);
if (_geoMap.Projection != null) { fs.Projection = _geoMap.Projection; }
fs.CoordinateType = dlg.CoordinateType;
fs.IndexMode = false;
IMapFeatureLayer layer;
if (!String.IsNullOrWhiteSpace(dlg.Filename))
{
fs.SaveAs(dlg.Filename, true);
layer = (IMapFeatureLayer)_geoMap.Layers.Add(dlg.Filename);
}
else
{
layer = _geoMap.Layers.Add(fs);
}
layer.EditMode = true;
_geoMap.Layers.SelectedLayer = layer;
layer.LegendText = !String.IsNullOrEmpty(layer.DataSet.Name) ? layer.DataSet.Name : _geoMap.Layers.UnusedName("New Layer");
}
public void SaveProfilesToShapeFile(FileInfo shapefile)
{
//clear existing profiles
ClearProfiles();
//read the rivers
ReadRivers();
List<Reach> reachesFixed = new List<Reach>();
List<Reach> reaches = (from n in rivers.Values
from p in n.Reaches.Values
select p).ToList();
for (int i = 0; i < reaches.Count; i++)
{
Reach r1 = reaches[i];
for (int j = 0; j < reaches.Count; j++)
{
if (j != i)
{
Reach r2 = reaches[j];
Point p1 = r1.CenterLine[r1.CenterLine.Count - 1];
Point p2 = r2.CenterLine[0];
if (Math.Abs((p1 - p2).Length()) < 200)
{
XSection x = r2.XSections.Values.First<XSection>();
r1.XSections.Add(x.StationName, x);
r1.CreateGISFeatures();
reachesFixed.Add(r1);
break;
}
}
}
}
//Create Shapefile using .dospatial library
using (IFeatureSet fsp = new FeatureSet(FeatureType.Polygon))
{
using (IFeatureSet trip = new FeatureSet(FeatureType.Polygon))
{
using (IFeatureSet fsxs = new FeatureSet(FeatureType.Line))
{
using (IFeatureSet fspo = new FeatureSet(FeatureType.Point))
{
//add attribute fields to attribute table
trip.DataTable.Columns.AddRange(new DataColumn[]
{
new DataColumn("RiverName" , typeof(string)),
new DataColumn("ReachName" , typeof(string)),
});
//add attribute fields to attribute table
fsp.DataTable.Columns.AddRange(new DataColumn[]
{
new DataColumn("RiverName" , typeof(string)),
new DataColumn("ReachName" , typeof(string)),
});
fsxs.DataTable.Columns.AddRange(new DataColumn[]
{
new DataColumn("RiverName" , typeof(string)),
new DataColumn("ReachName" , typeof(string)),
new DataColumn("StationName" , typeof(string)),
});
List<River> tempRivers = rivers.Values.ToList();
//select river
for (int j = 0; j < rivers.Count; j++)
{
River river = tempRivers[j];
foreach (Reach reach in river.Reaches.Values)
{
foreach (WaterSurfacePolygon wsurface in reach.WaterSurfaces)
{
List<Polygon> polygons = wsurface.GetPolygons();
foreach (Polygon polygon in polygons)
{
IFeature tri = trip.AddFeature(polygon);
tri.DataRow.BeginEdit();
tri.DataRow["RiverName"] = river.Name;
tri.DataRow["ReachName"] = reach.Name;
tri.DataRow.EndEdit();
}
}
IFeature fp = fsp.AddFeature(reach.BoundingPolygon);
fp.DataRow.BeginEdit();
fp.DataRow["RiverName"] = river.Name;
fp.DataRow["ReachName"] = reach.Name;
fp.DataRow.EndEdit();
List<XSection> xsections = reach.XSections.Values.ToList();
for (int ip = 0; ip < reach.XSectionsCutLines.Count; ip++)
{
IFeature fxs = fsxs.AddFeature(reach.XSectionsCutLines[ip]);
fxs.DataRow.BeginEdit();
fxs.DataRow["RiverName"] = river.Name;
fxs.DataRow["ReachName"] = reach.Name;
fxs.DataRow["StationName"] = xsections[ip].StationName;
fxs.DataRow.EndEdit();
}
IFeature fpo = fspo.AddFeature(new MultiPoint(from n in reach.CenterLine select new Coordinate(n.X, n.Y)));
}
}
fspo.SaveAs(shapefile.FullName.Replace(shapefile.Extension, "_point" + shapefile.Extension), true);
}
fsxs.SaveAs(shapefile.FullName.Replace(shapefile.Extension, "_xsection" + shapefile.Extension), true);
}
trip.SaveAs(shapefile.FullName.Replace(shapefile.Extension, "_triangulation" + shapefile.Extension), true);
}
fsp.SaveAs(shapefile.FullName.Replace(shapefile.Extension, "_boundary" + shapefile.Extension), true);
}
for (int i = 0; i < reachesFixed.Count; i++)
{
Reach r = reachesFixed[i];
r.XSections.Remove(r.XSections.Values.Last<XSection>().StationName);
}
controller.Project_Save();
}
private void MapRasterToTriangulation()
{
Console.WriteLine("Mapping elevation raster pixels to triangulation...\n");
List<River> rivers = model.Rivers.Values.ToList();
List<WaterSurfacePolygon> waterSurfacePolygons = new List<WaterSurfacePolygon>();
//Create triangulation for each river
for (int k = 0; k < rivers.Count; k++)
{
River river = rivers[k];
foreach (Reach reach in river.Reaches.Values)
{
reach.CreateGISFeatures();
reach.CreateTriangulationForWaterSurface();
foreach (WaterSurfacePolygon polygon in reach.WaterSurfaces)
{
waterSurfacePolygons.Add(polygon);
}
}
}
float[] mapping = new float[xSize * ySize];
rasterWaterSurfaceMapping = new int[xSize][];
rasterTriangleMapping = new int[xSize][];
for (int i = 0; i < xSize; i++)
{
rasterWaterSurfaceMapping[i] = new int[ySize];
rasterTriangleMapping[i] = new int[ySize];
for (int j = 0; j < ySize; j++)
{
rasterWaterSurfaceMapping[i][j] = -1;
rasterTriangleMapping[i][j] = -1;
mapping[j * xSize + i] = noData;
}
}
int count = 0;
int foundCount = 0;
int stepSize = (int)Math.Floor(xSize * ySize * 0.01);
List<List<Coordinate>> coordinates = new List<List<Coordinate>>();
//Parallel.For(0, waterSurfacePolygons.Count, k =>
for (int k = 0; k < waterSurfacePolygons.Count; k++)
{
WaterSurfacePolygon watersurfacePolygon = waterSurfacePolygons[k];
Interlocked.Increment(ref count);
double progress = count * 100.0 / (waterSurfacePolygons.Count * 1.0);
lock (Console.Out)
{
Console.SetCursorPosition(0, Console.CursorTop);
Console.Write("Progress => " + progress.ToString("###") + " %");
}
lock (watersurfacePolygon)
{
Point pltc = getCoordIndexes(watersurfacePolygon.MinX, watersurfacePolygon.MaxY);
Point prbc = getCoordIndexes(watersurfacePolygon.MaxX, watersurfacePolygon.MinY);
List<Coordinate> coordinate = new List<Coordinate>();
Point ptt1 = getCoords((int)pltc.X, (int)pltc.Y);
Point ptt2 = getCoords((int)prbc.X, (int)prbc.Y);
coordinate.Add(new Coordinate(ptt1.X, ptt1.Y));
coordinate.Add(new Coordinate(ptt1.X, ptt2.Y));
coordinate.Add(new Coordinate(ptt2.X, ptt1.Y));
coordinate.Add(new Coordinate(ptt2.X, ptt2.Y));
for (int i = (int)pltc.X; i < prbc.X; i++)
{
for (int j = (int)pltc.Y; j < prbc.Y; j++)
{
Point p2 = getCoords(i, j);
lock (watersurfacePolygon)
{
if (watersurfacePolygon.Contains(p2.X, p2.Y))
{
int m = watersurfacePolygon.FindTriangleThatContains(p2.X, p2.Y);
if (m > -1)
{
rasterWaterSurfaceMapping[i][j] = k;
mapping[j * xSize + i] = k;
rasterTriangleMapping[i][j] = m;
}
}
}
}
}
coordinates.Add(coordinate);
}
}
using(IFeatureSet set = new FeatureSet(FeatureType.MultiPoint))
{
foreach(var p in coordinates)
set.AddFeature(new MultiPoint(p));
set.SaveAs(localWorkspace + "\\" + name + "_point.shp", true);
}
//);
OSGeo.GDAL.Driver driver = Gdal.GetDriverByName(rasterDriver);
Dataset newRaster = driver.Create(localWorkspace + "\\" + name + "_mapping.tif", xSize, ySize, 1, dataType, new string[] { "TFW=YES", "COMPRESS=LZW" });
newRaster.GetRasterBand(1).SetNoDataValue(noData);
newRaster.SetGeoTransform(geoTransformation);
newRaster.SetProjection(projection);
Band newRasterBand = newRaster.GetRasterBand(1);
newRasterBand.WriteRaster(0, 0, xSize, ySize, mapping, xSize, ySize, 0, 0);
double min, max, mean, stdev;
newRasterBand.GetStatistics(0, 1, out min, out max, out mean, out stdev);
newRasterBand.FlushCache();
newRaster.FlushCache();
newRaster.Dispose();
newRaster = null;
driver.Dispose();
driver = null;
using (IFeatureSet fs = new FeatureSet(DotSpatial.Topology.FeatureType.Polygon))
{
fs.DataTable.Columns.AddRange(new DataColumn[]
{
new DataColumn("Identifier" , typeof(int)),
});
int tcount = 0;
for (int k = 0; k < waterSurfacePolygons.Count; k++)
{
WaterSurfacePolygon surface = waterSurfacePolygons[k];
foreach (TriangleNet.Data.Triangle pgon in surface.Triangles)
{
TriangleNet.Data.Triangle ts = pgon;
List<Coordinate> vertices = new List<Coordinate>();
Point p0 = surface.Points[ts.P0];
Point p1 = surface.Points[ts.P1];
Point p2 = surface.Points[ts.P2];
Coordinate c1 = new Coordinate(p0.X, p0.Y, p0.Z);
Coordinate c2 = new Coordinate(p1.X, p1.Y, p1.Z);
Coordinate c3 = new Coordinate(p2.X, p2.Y, p2.Z);
vertices.Add(c1);
vertices.Add(c2);
vertices.Add(c3);
Polygon polygon = new Polygon(vertices);
IFeature fset = fs.AddFeature(polygon);
fset.DataRow.BeginEdit();
fset.DataRow["Identifier"] = k;
fset.DataRow.EndEdit();
tcount++;
}
}
fs.SaveAs(localWorkspace + "\\" + name + "_polygon.shp", true);
fs.Close();
fs.Dispose();
}
double temp = 100;
Console.SetCursorPosition(0, Console.CursorTop);
Console.WriteLine("Progress => " + temp.ToString("###") + " % \n");
temp = foundCount * 100.0 / (xSize * ySize * 1.0);
Console.WriteLine(temp.ToString("###.0") + " % of pixels were found in triangulation \n");
Console.WriteLine("Finished mapping elevation raster pixels to triangulation !\n");
}
public static string SaveShapefileString(string name, FeatureSet feaS)
{
DialogResult result = MessageBox.Show("Do you want to save " + name + " as shapefile?", "Save option", MessageBoxButtons.YesNo);
if (result == DialogResult.Yes)
{
SaveFileDialog dialog = new SaveFileDialog();
dialog.Filter = "Shapefile files (*.shp)|*.shp";
dialog.InitialDirectory = @"C:\";
dialog.Title = "Save shapefile";
string strFileName = "";
if (dialog.ShowDialog() == DialogResult.OK)
{
strFileName = dialog.FileName;
feaS.SaveAs(@strFileName, true);
return @strFileName;
}
}
return string.Empty;
}
/// <summary>
/// Show the dialog for exporting data from a feature layer.
/// </summary>
/// <param name="e"></param>
public void ExportData(IFeatureLayer e)
{
using (var frmExport = new ExportFeature())
{
frmExport.Filename = e.DataSet.Filename;
if (ShowDialog(frmExport) != DialogResult.OK) return;
// Create a FeatureSet of features that the client wants exported
FeatureSet fs = null;
switch (frmExport.FeaturesIndex)
{
case 0:
fs = (FeatureSet) e.DataSet;
break;
case 1:
fs = e.Selection.ToFeatureSet();
break;
case 2:
var features = e.DataSet.Select(e.MapFrame.ViewExtents);
fs = new FeatureSet(features) {Projection = e.Projection};
break;
}
if (fs.Features.Count == 0)
{
fs.CopyTableSchema(e.DataSet);
fs.FeatureType = e.DataSet.FeatureType;
}
fs.SaveAs(frmExport.Filename, true);
if (MessageBox.Show(Owner, "Do you want to load the shapefile?",
"The layer was exported.",
MessageBoxButtons.YesNo) == DialogResult.Yes)
{
LoadFeatureSetAsLayer(e, fs, Path.GetFileNameWithoutExtension(frmExport.Filename));
}
}
}
private void SaveKrigingGridData()
{
StringBuilder sb = new StringBuilder();
var fs = new FeatureSet(FeatureType.Point);
var dataTable = new DataTable();
dataTable.Columns.Add(new DataColumn("X", typeof(double)));
dataTable.Columns.Add(new DataColumn("Y", typeof(double)));
dataTable.Columns.Add(new DataColumn("Z", typeof(double)));
// Loop through grid to get each cell's Z value
for (int r = 0; r < GlnRowCount; r++)
{
for (int c = 0; c < GlnColumnCount; c++)
{
int cellNdx = (r * GlnColumnCount) + c; // cell index is Row:Cell ratio
if (GlarnT[cellNdx] != 0)
{
double cellZ = GlardV[cellNdx];
var x = GldColumnCoord[c];
var y = GldRowCoord[r];
sb.AppendLine(string.Format("{0},{1},{2}", x, y, cellZ));
fs.Features.Add(new Coordinate(x, y, cellZ));
dataTable.Rows.Add(x,y,cellZ);
}
}
}
dataTable.TableName = _krigingField.Field;
fs.DataTable = dataTable;
fs.Name = "grid-" + _krigingField.ID;
var tempGridPath = Path.Combine(_krigingField.Folder, "grid_points.txt");
if (File.Exists(tempGridPath)) File.Delete(tempGridPath);
System.IO.File.WriteAllText(tempGridPath, sb.ToString());
fs.DataTable = dataTable;
fs.SaveAs(Path.Combine(_krigingField.Folder, "grid_points.shp"), true);
}
private void CreatesLineFeature(object sender, EventArgs e)
{
//http://dotspatial.codeplex.com/wikipage?title=LFCS&referringTitle=Desktop_SampleCode
//Creates a random number generator
Random rnd = new Random();
//creates a new coordiante array
Coordinate[] c = new Coordinate[36];
//for loop that will generate 36 random numbers
for (int i = 0; i < 36; i++)
{
c[i] = new Coordinate((rnd.NextDouble() * 360) - 180, (rnd.NextDouble() * 180) - 90);
}
//creates a linestring from the coordinate array
LineString ls = new LineString(c);
//creates a feature from the linestring
Feature f = new Feature(ls);
FeatureSet fs = new FeatureSet(f.FeatureType);
fs.Features.Add(f);
fs.SaveAs("C:\\Temp\\Lines.shp", true);
}
private void MpgCS(object sender, EventArgs e)
{
Random rnd = new Random();
Polygon[] pg = new Polygon[50];
for (int i = 0; i < 50; i++)
{
Coordinate center = new Coordinate((rnd.NextDouble() * 360) - 180, (rnd.NextDouble() * 180) - 90);
Coordinate[] coord = new Coordinate[36];
for (int ii = 0; ii < 36; ii++)
{
coord[ii] = new Coordinate(center.X + Math.Cos((ii * 10) * Math.PI / 10), center.Y + (ii * 10) * Math.PI / 10);
}
coord[35] = new Coordinate(coord[0].X, coord[0].Y);
pg[i] = new Polygon(coord);
}
MultiPolygon mpg = new MultiPolygon(pg);
FeatureSet fs = new FeatureSet(mpg.FeatureType);
fs.Features.Add(mpg);
fs.SaveAs("C:\\Temp\\mpg.shp", true);
}
private void MultiptFSCS(object sender, EventArgs e)
{
Coordinate[] c = new Coordinate[50];
Random rnd = new Random();
Feature f = new Feature();
FeatureSet fs = new FeatureSet(f.FeatureType);
for (int i = 0; i < 50; i++)
{
c[i] = new Coordinate((rnd.Next(0, 50) + 360) - 90, (rnd.NextDouble() * 360) - 180);
fs.Features.Add(c[i]);
}
fs.SaveAs("C:\\Temp\\MultiptFSCS.shp", true);
}
private void MlsCS(object sender, EventArgs e)
{
Random rnd = new Random();
MultiLineString Mls = new MultiLineString();
LineString[] ls = new LineString[40];
for (int ii = 0; ii < 40; ii++)
{
Coordinate[] coord = new Coordinate[36];
for (int i = 0; i < 36; i++)
{
coord[i] = new Coordinate((rnd.NextDouble() * 360) - 180, (rnd.NextDouble() * 180) - 90);
}
ls[ii] = new LineString(coord);
}
Mls = new MultiLineString(ls);
FeatureSet fs = new FeatureSet(Mls.FeatureType);
fs.Features.Add(Mls);
fs.SaveAs("C:\\Temp\\Mls.shp", true);
}
/// <summary>
/// Executes the ClipPolygonWithLine Operation tool programaticaly.
/// Ping deleted static for external testing 01/2010
/// </summary>
/// <param name="input1">The input Polygon FeatureSet.</param>
/// <param name="input2">The input Polyline FeatureSet.</param>
/// <param name="output">The output Polygon FeatureSet.</param>
/// <param name="cancelProgressHandler">The progress handler.</param>
/// <returns></returns>
public bool Execute(
IFeatureSet input1, IFeatureSet input2, IFeatureSet output, ICancelProgressHandler cancelProgressHandler)
{
// Validates the input and output data
if (input1 == null || input2 == null || output == null)
{
return false;
}
if (cancelProgressHandler.Cancel)
{
return false;
}
IFeature polygon = input1.Features[0];
IFeature line = input2.Features[0];
IFeatureSet resultFs = new FeatureSet(FeatureType.Polygon);
int previous = 0;
if (DoClipPolygonWithLine(ref polygon, ref line, ref output) == false)
{
throw new SystemException(TextStrings.Exceptioninclipin);
}
int intFeature = output.Features.Count;
for (int i = 0; i < intFeature; i++)
{
Polygon poly = new Polygon(output.Features[i].Coordinates);
resultFs.AddFeature(poly);
int current = Convert.ToInt32(Math.Round(i * 100D / intFeature));
// only update when increment in percentage
if (current > previous)
{
cancelProgressHandler.Progress(string.Empty, current, current + TextStrings.progresscompleted);
}
previous = current;
}
cancelProgressHandler.Progress(string.Empty, 100, 100 + TextStrings.progresscompleted);
resultFs.SaveAs(output.Filename, true);
return true;
}
private void HolesCS(object sender, EventArgs e)
{
//Defines a new coordinate array
Coordinate[] coords = new Coordinate[20];
//Defines a new random number generator
Random rnd = new Random();
//defines a randomly generated center for teh polygon
Coordinate center = new Coordinate((rnd.NextDouble() * 360) - 180, (rnd.NextDouble() * 180) - 90);
for (int i = 0; i < 19; i++)
{
//generates random coordinates and adds those coordinates to the array
coords[i] = new Coordinate(center.X + Math.Cos((i * 10) * Math.PI / 10), center.Y + (i * 10) * Math.PI / 10);
}
//sets the last coordinate equal to the first, this 'closes' the polygon
coords[19] = new Coordinate(coords[0].X, coords[0].Y);
//defines a new LingRing from the coordinates
LinearRing Ring = new LinearRing(coords);
//Repeates the process, but generates a LinearRing with a smaller area, this will be the hole in the polgyon
Coordinate[] coordshole = new Coordinate[20];
for (int i = 0; i < 20; i++)
{
coordshole[i] = new Coordinate(center.X + Math.Cos((i * 10) * Math.PI / 20), center.Y + (i * 10) * Math.PI / 20);
}
coordshole[19] = new Coordinate(coordshole[0].X, coordshole[0].Y);
LinearRing Hole = new LinearRing(coordshole);
//This steps addes the hole LinerRing to a ILinearRing Array
//A Polgyon can contain multiple holes, thus a Array of Hole is required
ILinearRing[] Holes = new ILinearRing[1];
Holes[0] = Hole;
//This passes the Ring, the polygon shell, and the Holes Array, the holes
Polygon pg = new Polygon(Ring, Holes);
//Feature f = new Feature();
FeatureSet fs = new FeatureSet(pg.FeatureType);
//f = new Feature(pg);
fs.Features.Add(pg);
fs.SaveAs("C:\\Temp\\hole.shp", true);
}
public static void exportSDFtoShapeFile(string inputsdfFile, string outputShapefile)
{
using (TextReader reader = new StreamReader(inputsdfFile))
{
string line;
while ((line = reader.ReadLine()) != null)
{
if (line.Trim() == "BEGIN BOUNDS:")
{
FeatureSet fs = new FeatureSet(FeatureType.Polygon);
fs.DataTable.Columns.AddRange(new DataColumn[]
{
new DataColumn("ProfileName" , typeof(string)),
new DataColumn("ProfileDate" , typeof(string)),
});
fs.AddFid();
while ((line = reader.ReadLine()) != null)
{
if (line.Trim() == "END BOUNDS:")
{
fs.SaveAs(outputShapefile, true);
break;
}
else if (line.Trim() == "PROFILE LIMITS:")
{
string profileName = "";
bool isDate = false;
DateTime dateTime = DateTime.Now;
IList<Coordinate> coordinates = new List<Coordinate>();
while ((line = reader.ReadLine()) != null)
{
string[] cols;
double x, y, z;
if (line.Trim() == "END:")
{
Polygon p = new Polygon(coordinates);
IFeature f = fs.AddFeature(p);
f.DataRow.BeginEdit();
f.DataRow["ProfileName"] = profileName;
if (isDate)
{
f.DataRow["ProfileDate"] = dateTime.ToString("yyyy/MM/dd HH:mm:ss");
}
f.DataRow.EndEdit();
break;
}
else if (line.Trim() == "POLYGON:")
{
}
else if ((cols = line.Trim().Split(new string[] { ":", "," }, StringSplitOptions.RemoveEmptyEntries)).Length > 1)
{
if (cols[0].Trim() == "PROFILE ID")
{
profileName = cols[1].Trim();
cols = profileName.Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
int day, year;
if (cols.Length == 2 && int.TryParse(cols[0].Substring(0, 2), out day) && int.TryParse(cols[0].Substring(5, 4), out year) && months.ContainsKey(cols[0].Substring(2, 3)))
{
isDate = true;
dateTime = new DateTime(year, months[cols[0].Substring(2, 3)], day);
dateTime = dateTime.AddHours(double.Parse(cols[1].Substring(0, 2)));
dateTime = dateTime.AddMinutes(double.Parse(cols[1].Substring(2, 2)));
}
}
else if (
double.TryParse(cols[0], out x) &&
double.TryParse(cols[1], out y) &&
double.TryParse(cols[2], out z)
)
{
coordinates.Add(new Coordinate(x, y, z) { Z = z });
}
}
}
}
}
}
}
}
}
private void ExcelDatasetToLayer()
{
try
{
if (_excelDataset != null)
{
var excelTable = _excelDataset.Tables[0];
if (excelTable.Columns.Contains("lat") & excelTable.Columns.Contains("long"))
{
FeatureSet fs = new FeatureSet(FeatureType.Point);
fs.Projection = KnownCoordinateSystems.Geographic.World.WGS1984;
// Set columns of attribute table
fs.DataTable = excelTable.Clone();
foreach (DataRow excelRow in excelTable.Rows)
{
string lat = (excelRow["lat"].ToString());
string lon = (excelRow["long"].ToString());
if (!string.IsNullOrEmpty(lat) && !string.IsNullOrEmpty(lon))
{
// Add the point to the FeatureSet
Coordinate coord = new Coordinate(Double.Parse(lon), Double.Parse(lat));
DotSpatial.Topology.Point point = new DotSpatial.Topology.Point(coord);
IFeature feature = fs.AddFeature(point);
// Bring over all of the data as attribute data.
for (int i = 0; i <= excelTable.Columns.Count - 1; i++)
{
feature.DataRow[i] = excelRow[i];
}
}
}
foreach (var item in fieldsList.Where(c => c.isChecked == false))
{
fs.DataTable.Columns.Remove(item.Field);
}
var shapePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "TempFiles", Path.GetFileNameWithoutExtension(_filePath) + ".shp");
if (!Directory.Exists(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "TempFiles")))
Directory.CreateDirectory(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "TempFiles"));
fs.SaveAs(shapePath, true);
PluginExtension.MyAppManager.Map.Layers.Add(shapePath);
}
else
{
MessageBox.Show("The excel file must have lat and long columns.");
}
}
else
{
MessageBox.Show("Please provide file.");
}
}
catch (Exception ex)
{
throw ex;
}
}
