/// <summary>
/// initialize a Gdal based raster layer
/// </summary>
/// <param name="name">Name of layer</param>
/// <param name="path">location of image</param>
public GdalRegularGridRasterLayer(string name, string path)
{
base.Name = name;
var rasterFeatureProvider = new GdalFeatureProvider();
if (path != null)
{
rasterFeatureProvider.Open(path);
}
CustomRenderers.Clear();
CustomRenderers.Add(new RegularGridCoverageRenderer(this)); // add optimized custom gdal renderer
DataSource = rasterFeatureProvider;
}
/// <summary>
/// initialize a Gdal based raster layer
/// </summary>
/// <param name="name">Name of layer</param>
/// <param name="path">location of image</param>
public GdalRasterLayer(string name, string path)
{
base.Name = name;
CustomRenderers.Clear();
CustomRenderers.Add(new GdalRenderer(this)); // add optimized custom gdal renderer
if (path == null)
{
return;
}
var rasterFeatureProvider = new GdalFeatureProvider();
rasterFeatureProvider.Open(path);
DataSource = rasterFeatureProvider;
FeatureEditor = new FeatureEditor();
}
public void ReadBinaryRasterFile()
{
string fileName = RasterDataPath + "SchematisatieInt.bil";
var rasterLayer = new RegularGridCoverageLayer();
var rasterFeatureProvider = new GdalFeatureProvider();
rasterFeatureProvider.Open(fileName);
IRegularGridCoverage grid = rasterFeatureProvider.Grid;
IList<int> values = grid.GetValues<int>();
Assert.AreEqual(9, values.Count);
IList<int> values2 = grid.GetValues<int>(
new VariableValueFilter<double>(grid.X, grid.X.Values[0]),
new VariableValueFilter<double>(grid.Y, grid.Y.Values[0])
);
Assert.AreEqual(1, values2.Count);
Assert.AreEqual(7, values2[0]);
//rasterLayer.CustomRenderers.Add(new RegularGridCoverageRenderer()); // add optimized custom gdal renderer
rasterLayer.DataSource = rasterFeatureProvider;
IRegularGridCoverage regularGridCoverage = rasterFeatureProvider.Grid;
}
public void GenerateThemeForBilFileWithoutLegendFile()
{
const string fileName = @"..\..\..\..\..\test-data\DeltaShell\DeltaShell.Plugins.SharpMapGis.Tests\RasterData\SchematisatieUInt.bil";
RegularGridCoverageLayer rasterLayer = new RegularGridCoverageLayer();
GdalFeatureProvider rasterFeatureProvider = new GdalFeatureProvider();
rasterFeatureProvider.Open(fileName);
rasterLayer.DataSource = rasterFeatureProvider;
IRegularGridCoverage grid = rasterLayer.Grid;
ITheme theme = DemisMapControlLegendHelper.ConvertLegendToTheme(fileName, "value", grid);
Assert.IsTrue(((GradientTheme) theme).Max == 9.0);
Assert.IsTrue(((GradientTheme) theme).Min == 1.0);
Assert.IsInstanceOfType(typeof(GradientTheme), theme);
foreach (IThemeItem themeItem in theme.ThemeItems)
{
Assert.IsInstanceOfType(typeof(GradientThemeItem), themeItem);
Assert.IsInstanceOfType(typeof(VectorStyle), themeItem.Style);
}
}
