/// <summary>
/// Gets the reference line map data.
/// </summary>
/// <param name="lineShapeReader">The line shape reader.</param>
/// <param name="shapeFilePath">The shapefile path.</param>
/// <returns>The map data representing the reference line.</returns>
/// <exception cref="CriticalFileReadException">
/// When either:
/// <list type="bullet">
/// <item>There isn't exactly 1 polyline in the shapefile.</item>
/// <item>The shapefile doesn't contains lines.</item>
/// </list>
/// </exception>
private static MapLineData GetReferenceLineMapData(PolylineShapeFileReader lineShapeReader, string shapeFilePath)
{
if (lineShapeReader.GetNumberOfFeatures() != 1)
{
string message = new FileReaderErrorMessageBuilder(shapeFilePath)
.Build(RiskeerCommonIOResources.ReferenceLineReader_File_must_contain_1_polyline);
throw new CriticalFileReadException(message);
}
return((MapLineData)lineShapeReader.ReadFeature(RiskeerCommonDataResources.ReferenceLine_DisplayName));
}
public void GetNumberOfLines_EmptyLineShapeFile_ReturnZero()
{
// Setup
string shapeWithOneLine = TestHelper.GetTestDataPath(TestDataPath.Core.Components.Gis.IO,
"Empty_PolyLine_with_ID.shp");
using (var reader = new PolylineShapeFileReader(shapeWithOneLine))
{
// Call
int count = reader.GetNumberOfFeatures();
// Assert
Assert.AreEqual(0, count);
}
}
public void GetNumberOfLines_ShapeFileWithMultipleLineFeatures_ReturnThatNumberOfFeatures()
{
// Setup
string shapeWithMultipleLines = TestHelper.GetTestDataPath(TestDataPath.Core.Components.Gis.IO,
"Multiple_PolyLine_with_ID.shp");
using (var reader = new PolylineShapeFileReader(shapeWithMultipleLines))
{
// Call
int count = reader.GetNumberOfFeatures();
// Assert
Assert.AreEqual(4, count);
}
}
public void GetNumberOfLines_ShapeFileWithOneLineFeature_ReturnOne()
{
// Setup
string shapeWithOneLine = TestHelper.GetTestDataPath(TestDataPath.Core.Components.Gis.IO,
"traject_10-1.shp");
using (var reader = new PolylineShapeFileReader(shapeWithOneLine))
{
// Call
int count = reader.GetNumberOfFeatures();
// Assert
Assert.AreEqual(1, count);
}
}
public void ReadLine_WhenAtEndOfShapeFile_ReturnNull(string shapeFileName)
{
// Setup
string linesShapefileFilePath = TestHelper.GetTestDataPath(TestDataPath.Core.Components.Gis.IO,
shapeFileName);
using (var reader = new PolylineShapeFileReader(linesShapefileFilePath))
{
for (var i = 0; i < reader.GetNumberOfFeatures(); i++)
{
reader.ReadFeature();
}
// Call
var line = reader.ReadFeature() as MapLineData;
// Assert
Assert.IsNull(line);
}
}
public void ReadShapeFile_ShapeFileWithMultipleLineFeatures_ReturnShapes()
{
// Setup
string shapeWithMultipleLines = TestHelper.GetTestDataPath(TestDataPath.Core.Components.Gis.IO,
"Multiple_PolyLine_with_ID.shp");
using (var reader = new PolylineShapeFileReader(shapeWithMultipleLines))
{
// Precondition
Assert.AreEqual(4, reader.GetNumberOfFeatures());
// Call
var lines = (MapLineData)reader.ReadShapeFile();
// Assert
MapFeature[] features = lines.Features.ToArray();
Assert.AreEqual(4, features.Length);
Assert.AreEqual(1, lines.MetaData.Count());
Assert.AreEqual("id", lines.SelectedMetaDataAttribute);
#region Assertions for 'line1'
MapGeometry[] geometries1 = features[0].MapGeometries.ToArray();
Assert.AreEqual(1, geometries1.Length);
IEnumerable <Point2D>[] line1PointCollections = geometries1[0].PointCollections.ToArray();
Assert.AreEqual(1, line1PointCollections.Length);
Point2D[] line1FirstPointCollection = line1PointCollections[0].ToArray();
Assert.AreEqual(15, line1FirstPointCollection.Length);
Assert.AreEqual(-1.514151, line1FirstPointCollection[2].X, 1e-6);
Assert.AreEqual(-0.879717, line1FirstPointCollection[2].Y, 1e-6);
Assert.AreEqual(1, features[0].MetaData.Count);
Assert.AreEqual(4, features[0].MetaData["id"]);
#endregion
#region Assertions for 'line2'
MapGeometry[] geometries2 = features[1].MapGeometries.ToArray();
Assert.AreEqual(1, geometries2.Length);
IEnumerable <Point2D>[] line2PointCollections = geometries2[0].PointCollections.ToArray();
Assert.AreEqual(1, line2PointCollections.Length);
Point2D[] line2FirstPointCollection = line2PointCollections[0].ToArray();
Assert.AreEqual(6, line2FirstPointCollection.Length);
Assert.AreEqual(-2.028302, line2FirstPointCollection[3].X, 1e-6);
Assert.AreEqual(-0.382075, line2FirstPointCollection[3].Y, 1e-6);
Assert.AreEqual(1, features[1].MetaData.Count);
Assert.AreEqual(3, features[1].MetaData["id"]);
#endregion
#region Assertions for 'line3'
MapGeometry[] geometries3 = features[2].MapGeometries.ToArray();
Assert.AreEqual(1, geometries3.Length);
IEnumerable <Point2D>[] line3PointCollections = geometries3[0].PointCollections.ToArray();
Assert.AreEqual(1, line3PointCollections.Length);
Point2D[] line3FirstPointCollection = line3PointCollections[0].ToArray();
Assert.AreEqual(13, line3FirstPointCollection.Length);
Assert.AreEqual(0.891509, line3FirstPointCollection[12].X, 1e-6);
Assert.AreEqual(-0.122641, line3FirstPointCollection[12].Y, 1e-6);
Assert.AreEqual(1, features[2].MetaData.Count);
Assert.AreEqual(2, features[2].MetaData["id"]);
#endregion
#region Assertions for 'line4'
MapGeometry[] geometries4 = features[3].MapGeometries.ToArray();
Assert.AreEqual(1, geometries4.Length);
IEnumerable <Point2D>[] line4PointCollections = geometries4[0].PointCollections.ToArray();
Assert.AreEqual(1, line4PointCollections.Length);
Point2D[] line4FirstPointCollection = line4PointCollections[0].ToArray();
Assert.AreEqual(6, line4FirstPointCollection.Length);
Assert.AreEqual(-2.070754, line4FirstPointCollection[0].X, 1e-6);
Assert.AreEqual(0.73584906, line4FirstPointCollection[0].Y, 1e-6);
Assert.AreEqual(1, features[3].MetaData.Count);
Assert.AreEqual(1, features[3].MetaData["id"]);
#endregion
}
}
/// <summary>
/// Gets the number of failure mechanism sections in the shapefile.
/// </summary>
/// <exception cref="CriticalFileReadException">Thrown when the shapefile does not have
/// a required attribute defined.</exception>
public int GetFailureMechanismSectionCount()
{
ValidateExistenceOfRequiredAttributes();
return(polylineShapeFileReader.GetNumberOfFeatures());
}