public void FeatureCount()
{
string path = TestHelper.GetTestDataPath(@"DeltaShell\DeltaShell.Plugins.SharpMapGis.Tests\", "Europe_Lakes.shp");
IFeatureProvider dataSource = new ShapeFile(path);
Assert.AreEqual(37, dataSource.Features.Count);
Assert.IsTrue(dataSource.Features.Count == dataSource.GetFeatures(dataSource.GetExtents()).Count);
}
public void UseShapefileFeaturesAdFeatureCoverageSource()
{
string path =
Path.Combine(sharpMapGisShapeFilePath,"rivers.shp");
ShapeFile shapeFile = new ShapeFile(path);
// select only some features from shapefile
IEnvelope coverageFeatureEnvelope = shapeFile.GetExtents();
coverageFeatureEnvelope.ExpandBy(0.5, 0.5);
FeatureCoverage coverage = new FeatureCoverage();
coverage.Components.Add(new Variable<double>("value"));
coverage.Arguments.Add(new Variable<FeatureDataRow>("feature"));
coverage.Features = shapeFile.GetFeatures(coverageFeatureEnvelope);
double[] values = new double[coverage.FeatureVariable.Values.Count];
for (int i = 0; i < values.Length; i++)
{
values[i] = i;
}
coverage.SetValues(values);
}
