private void Construct(NpgsqlDataReader reader)
{
_id = Convert.ToInt32(reader[Table + "_" + Columns.Id]);
_name = Convert.ToString(reader[Table + "_" + Columns.Name]);
_shapefile = new Shapefile(Convert.ToInt32(reader[Table + "_" + Columns.ShapefileId]));
NpgsqlCommand cmd = DB.Connection.NewCommand("SELECT " +
"st_xmin(" + ShapefileGeometry.Columns.Geometry + ") as left," +
"st_xmax(" + ShapefileGeometry.Columns.Geometry + ") as right," +
"st_ymin(" + ShapefileGeometry.Columns.Geometry + ") as bottom," +
"st_ymax(" + ShapefileGeometry.Columns.Geometry + ") as top " +
"FROM " + _shapefile.GeometryTable);
reader = cmd.ExecuteReader();
double left = double.MaxValue;
double right = double.MinValue;
double bottom = double.MaxValue;
double top = double.MinValue;
while (reader.Read())
{
double l = Convert.ToDouble(reader["left"]);
if (l < left)
{
left = l;
}
double r = Convert.ToDouble(reader["right"]);
if (r > right)
{
right = r;
}
double b = Convert.ToDouble(reader["bottom"]);
if (b < bottom)
{
bottom = b;
}
double t = Convert.ToDouble(reader["top"]);
if (t > top)
{
top = t;
}
}
reader.Close();
DB.Connection.Return(cmd.Connection);
_boundingBox = new PostGIS.Polygon(new PostGIS.LineString(new List <PostGIS.Point>(new PostGIS.Point[] {
new PostGIS.Point(left, top, _shapefile.SRID),
new PostGIS.Point(right, top, _shapefile.SRID),
new PostGIS.Point(right, bottom, _shapefile.SRID),
new PostGIS.Point(left, bottom, _shapefile.SRID),
new PostGIS.Point(left, top, _shapefile.SRID)
}), _shapefile.SRID), _shapefile.SRID);
}
private void exportThreatSurfaceToolStripMenuItem_Click(object sender, EventArgs e)
{
if (CurrentThreatSurface == null)
MessageBox.Show("No threat surface displayed. Nothing to export.");
else
{
List<string> filters = new List<string>();
Dictionary<string, ImageFormat> extensionImageFormat = new Dictionary<string, ImageFormat>();
foreach (ImageFormat format in new ImageFormat[] { ImageFormat.Bmp, ImageFormat.Emf, ImageFormat.Exif, ImageFormat.Gif, ImageFormat.Icon, ImageFormat.Jpeg, ImageFormat.Png, ImageFormat.Tiff, ImageFormat.Wmf })
{
string extension = format.ToString().ToLower();
filters.Add(format + " image files (*." + extension + ")|*." + extension);
extensionImageFormat.Add(extension, format);
}
filters.Add("ESRI shapefiles (*.shp)|*.shp");
filters.Sort();
string path = LAIR.IO.File.PromptForSavePath("Select export location...", filters.Concatenate("|"));
if (path != null)
{
if (File.Exists(path))
File.Delete(path);
string extension = Path.GetExtension(path).Trim('.').ToLower();
if (extensionImageFormat.ContainsKey(extension))
CurrentThreatSurface.Save(path, extensionImageFormat[extension]);
else if (extension == "shp")
{
NpgsqlCommand cmd = DB.Connection.NewCommand(null);
try
{
cmd.CommandText = "CREATE TABLE temp (" +
"id SERIAL PRIMARY KEY," +
"region GEOMETRY(POLYGON," + DisplayedPrediction.PredictionArea.Shapefile.SRID + ")," +
"level DOUBLE PRECISION," +
"type VARCHAR)";
cmd.ExecuteNonQuery();
Dictionary<long, List<Tuple<RectangleF, double, string>>> sliceSquareThreatType = new Dictionary<long, List<Tuple<RectangleF, double, string>>>();
GetThreatSurfaces(new Rectangle(0, 0, CurrentThreatSurface.Width, CurrentThreatSurface.Height), false, sliceSquareThreatType);
string basePath = path;
foreach (long slice in sliceSquareThreatType.Keys)
{
if (slice != -1)
path = Path.Combine(Path.GetDirectoryName(basePath), Path.GetFileNameWithoutExtension(basePath), "_" + slice, Path.GetExtension(basePath));
cmd.CommandText = "DELETE FROM temp";
cmd.ExecuteNonQuery();
int insertNum = 0;
int insertsPerBatch = 500;
StringBuilder cmdTxt = new StringBuilder();
foreach (Tuple<RectangleF, double, string> squareThreatType in sliceSquareThreatType[slice])
{
float bottom = squareThreatType.Item1.Bottom;
float left = squareThreatType.Item1.Left;
float top = squareThreatType.Item1.Top;
float right = squareThreatType.Item1.Right;
PostGIS.Polygon polygon = new PostGIS.Polygon(new PostGIS.Point[]{
GetPostGisPointFromDrawingPoint(new PointF(left, bottom)),
GetPostGisPointFromDrawingPoint(new PointF(left, top)),
GetPostGisPointFromDrawingPoint(new PointF(right, top)),
GetPostGisPointFromDrawingPoint(new PointF(right, bottom)),
GetPostGisPointFromDrawingPoint(new PointF(left, bottom))}, DisplayedPrediction.PredictionArea.Shapefile.SRID);
cmdTxt.Append((cmdTxt.Length == 0 ? "INSERT INTO temp (region,level,type) VALUES " : ",") + "(" + polygon.StGeometryFromText + "," +
squareThreatType.Item2 + "," +
"'" + squareThreatType.Item3 + "')");
if ((insertNum++ % insertsPerBatch) == 0)
{
cmd.CommandText = cmdTxt.ToString();
cmd.ExecuteNonQuery();
cmdTxt.Clear();
}
}
if (cmdTxt.Length > 0)
{
cmd.CommandText = cmdTxt.ToString();
cmd.ExecuteNonQuery();
cmdTxt.Clear();
}
using (Process process = new Process())
{
process.StartInfo.FileName = ATT.Configuration.Pgsql2ShpPath;
process.StartInfo.Arguments = "-f \"" + path + "\" " +
"-h " + ATT.Configuration.PostgresHost + " " +
"-u " + ATT.Configuration.PostgresUser + " " +
"-P " + ATT.Configuration.PostgresPassword + " " +
ATT.Configuration.PostgresDatabase + " " +
"temp";
process.StartInfo.CreateNoWindow = true;
process.StartInfo.UseShellExecute = false;
process.StartInfo.RedirectStandardError = true;
process.StartInfo.RedirectStandardOutput = true;
process.Start();
Console.Out.WriteLine("Exporting threat surface to shapefile \"" + path + "\".");
string output = process.StandardOutput.ReadToEnd().Trim();
string error = process.StandardError.ReadToEnd().Trim();
Console.Out.WriteLine(output + Environment.NewLine + error);
process.WaitForExit();
}
}
}
catch (Exception ex)
{
Console.Out.WriteLine("Error while exporting threat surface as shapefile: " + ex.Message);
throw ex;
}
finally
{
try
{
cmd.CommandText = "DROP TABLE temp";
cmd.ExecuteNonQuery();
}
catch (Exception ex) { Console.Out.WriteLine("Failed to drop temp table for threat surface export: " + ex.Message); }
DB.Connection.Return(cmd.Connection);
}
}
else
MessageBox.Show("The file extension \"" + extension + "\" is not a supported export type.");
Console.Out.WriteLine("Export finished.");
}
}
}
private void examinePredictionsToolStripMenuItem_Click(object sender, EventArgs e)
{
if (DisplayedPrediction == null)
MessageBox.Show("No prediction displayed. Cannot examine regions.");
else if (!File.Exists(DisplayedPrediction.PointPredictionLogPath))
MessageBox.Show("No point prediction information is available.");
else if (_highlightedThreatRectangle == Rectangle.Empty || _highlightedThreatRectangleCol == -1 || _highlightedThreatRectangleRow == -1)
MessageBox.Show("Must select a region to examine.");
else
{
float pixelsPerMeter;
float threatRectanglePixelWidth;
GetDrawingParameters(new Rectangle(new System.Drawing.Point(0, 0), CurrentThreatSurface.Size), out pixelsPerMeter, out threatRectanglePixelWidth);
int rowAbsoluteThreatRectangle = _highlightedThreatRectangleRow + (int)(_panOffset.Height / threatRectanglePixelWidth);
int colAbsoluteThreatRectangle = _highlightedThreatRectangleCol + (int)(_panOffset.Width / threatRectanglePixelWidth);
if (rowAbsoluteThreatRectangle < 0 || colAbsoluteThreatRectangle < 0)
MessageBox.Show("No predictions were made in that region.");
else
{
float widthMeters = threatRectanglePixelWidth / pixelsPerMeter;
float bottomMeters = _regionBottomLeftInMeters.Y + _regionSizeInMeters.Height - (rowAbsoluteThreatRectangle + 1) * widthMeters;
float leftMeters = _regionBottomLeftInMeters.X + colAbsoluteThreatRectangle * widthMeters;
PostGIS.Polygon threatRectangle = new PostGIS.Polygon(new PostGIS.Point[]{
new PostGIS.Point(leftMeters, bottomMeters, DisplayedPrediction.PredictionArea.Shapefile.SRID),
new PostGIS.Point(leftMeters, bottomMeters + widthMeters, DisplayedPrediction.PredictionArea.Shapefile.SRID),
new PostGIS.Point(leftMeters + widthMeters, bottomMeters + widthMeters, DisplayedPrediction.PredictionArea.Shapefile.SRID),
new PostGIS.Point(leftMeters + widthMeters, bottomMeters, DisplayedPrediction.PredictionArea.Shapefile.SRID),
new PostGIS.Point(leftMeters, bottomMeters, DisplayedPrediction.PredictionArea.Shapefile.SRID)}, DisplayedPrediction.PredictionArea.Shapefile.SRID);
DiscreteChoiceModel model = DisplayedPrediction.Model;
PointPrediction[] pointPredictions = PointPrediction.GetWithin(threatRectangle, DisplayedPrediction).ToArray();
// only get point predictions in current slice if we've got a timeslice model
if (model is TimeSliceDCM)
pointPredictions = pointPredictions.Where(p => (p.Time.Ticks / (model as TimeSliceDCM).TimeSliceTicks) == timeSlice.Value).ToArray();
if (pointPredictions.Length > 0)
{
DataGridView dataView = new DataGridView();
dataView.ReadOnly = true;
dataView.AllowUserToAddRows = false;
int predictionIdCol = dataView.Columns.Add("prediction_id", "Prediction ID");
Dictionary<string, int> incidentProbCol = new Dictionary<string, int>();
Set<int> incidentCols = new Set<int>();
foreach (string incident in pointPredictions[0].IncidentScore.Keys)
{
string colName = "Threat: " + incident;
int incidentCol = dataView.Columns.Add(colName, colName);
incidentProbCol.Add(incident, incidentCol);
incidentCols.Add(incidentCol);
}
Dictionary<string, int> featureIdCol = new Dictionary<string, int>();
Set<int> featureCols = new Set<int>();
if (model is IFeatureBasedDCM)
{
IFeatureBasedDCM featureBasedModel = DisplayedPrediction.Model as IFeatureBasedDCM;
foreach (Feature feature in featureBasedModel.Features.OrderBy(f => f.Id))
{
string colName = "Feature: " + feature.ToString();
int featureCol = dataView.Columns.Add(colName, colName);
featureIdCol.Add(feature.Id, featureCol);
featureCols.Add(featureCol);
}
}
dataView.Rows.Add(pointPredictions.Length);
try
{
Set<string> logPointIdsToGet = new Set<string>(pointPredictions.Select(p => model.GetPointIdForLog(p.PointId, p.Time)).ToArray());
Dictionary<string, Tuple<List<Tuple<string, double>>, List<Tuple<string, string>>>> pointPredictionLog = model.ReadPointPredictionLog(DisplayedPrediction.PointPredictionLogPath, logPointIdsToGet);
for (int i = 0; i < pointPredictions.Length; ++i)
{
PointPrediction pointPrediction = pointPredictions[i];
dataView[predictionIdCol, i].Value = pointPrediction.PointId;
string logPointId = model.GetPointIdForLog(pointPrediction.PointId, pointPrediction.Time);
foreach (Tuple<string, double> labelConfidence in pointPredictionLog[logPointId].Item1)
if (labelConfidence.Item1 != PointPrediction.NullLabel)
dataView[incidentProbCol[labelConfidence.Item1], i].Value = labelConfidence.Item2;
foreach (Tuple<string, string> featureIdValue in pointPredictionLog[logPointId].Item2)
dataView[featureIdCol[featureIdValue.Item1], i].Value = featureIdValue.Item2;
}
}
catch (Exception ex) { Console.Out.WriteLine("Error while reading prediction log: " + ex.Message); }
dataView.SortCompare += new DataGridViewSortCompareEventHandler(delegate(object o, DataGridViewSortCompareEventArgs args)
{
int sortedColumn = args.Column.DisplayIndex;
if (args.CellValue1 == null && args.CellValue2 == null)
args.SortResult = args.RowIndex1.CompareTo(args.RowIndex2);
else if (args.CellValue1 == null || args.CellValue2 == null)
args.SortResult = args.CellValue1 == null ? -1 : 1;
else if (sortedColumn == predictionIdCol)
args.SortResult = ((int)args.CellValue1).CompareTo((int)args.CellValue2);
else if (incidentCols.Contains(sortedColumn))
args.SortResult = ((double)args.CellValue1).CompareTo((double)args.CellValue2);
else if (featureCols.Contains(sortedColumn))
{
double cellValue1, cellValue2;
if (double.TryParse(args.CellValue1.ToString(), out cellValue1) && double.TryParse(args.CellValue2.ToString(), out cellValue2))
args.SortResult = Math.Abs(cellValue1).CompareTo(Math.Abs(cellValue2));
else
args.SortResult = args.CellValue1.ToString().CompareTo(args.CellValue2.ToString());
}
else
throw new Exception("Unknown column type");
args.Handled = true;
});
PredictionDataGridViewForm form = new PredictionDataGridViewForm();
form.MaximumSize = Screen.FromControl(this).Bounds.Size;
form.Controls.Add(dataView);
form.Show();
dataView.AutoResizeColumns(DataGridViewAutoSizeColumnsMode.AllCells);
form.ClientSize = dataView.Size = dataView.PreferredSize;
form.Location = new System.Drawing.Point(0, 0);
}
else
MessageBox.Show("No predictions were made in that region.");
}
}
}
private void Construct(NpgsqlDataReader reader)
{
_id = Convert.ToInt32(reader[Table + "_" + Columns.Id]);
_name = Convert.ToString(reader[Table + "_" + Columns.Name]);
_shapefile = new Shapefile(Convert.ToInt32(reader[Table + "_" + Columns.ShapefileId]));
NpgsqlCommand cmd = DB.Connection.NewCommand("SELECT " +
"st_xmin(" + ShapefileGeometry.Columns.Geometry + ") as left," +
"st_xmax(" + ShapefileGeometry.Columns.Geometry + ") as right," +
"st_ymin(" + ShapefileGeometry.Columns.Geometry + ") as bottom," +
"st_ymax(" + ShapefileGeometry.Columns.Geometry + ") as top " +
"FROM " + _shapefile.GeometryTable);
reader = cmd.ExecuteReader();
double left = double.MaxValue;
double right = double.MinValue;
double bottom = double.MaxValue;
double top = double.MinValue;
while (reader.Read())
{
double l = Convert.ToDouble(reader["left"]);
if (l < left)
left = l;
double r = Convert.ToDouble(reader["right"]);
if (r > right)
right = r;
double b = Convert.ToDouble(reader["bottom"]);
if (b < bottom)
bottom = b;
double t = Convert.ToDouble(reader["top"]);
if (t > top)
top = t;
}
reader.Close();
DB.Connection.Return(cmd.Connection);
_boundingBox = new PostGIS.Polygon(new PostGIS.LineString(new List<PostGIS.Point>(new PostGIS.Point[]{
new PostGIS.Point(left, top, _shapefile.SRID),
new PostGIS.Point(right, top, _shapefile.SRID),
new PostGIS.Point(right, bottom, _shapefile.SRID),
new PostGIS.Point(left, bottom, _shapefile.SRID),
new PostGIS.Point(left, top, _shapefile.SRID)}), _shapefile.SRID), _shapefile.SRID);
}