private void menu_Click(object sender, EventArgs e) { FormContour Frm = new FormContour(); Frm.layers = App.Map.GetRasterLayers(); if (Frm.layers.GetLength(0) <= 0) { MessageBox.Show("No raster layer found!"); return; } if (Frm.ShowDialog() == DialogResult.OK) { IMapFeatureLayer fl = App.Map.Layers.Add(Frm.Contours); fl.LegendText = Frm.LayerName + " - Contours"; int numlevs = Frm.lev.GetLength(0); switch (Frm.contourtype) { case (Contour.ContourType.Line): { LineScheme ls = new LineScheme(); ls.Categories.Clear(); for (int i = 0; i < Frm.color.GetLength(0); i++) { LineCategory lc = new LineCategory(Frm.color[i], 2.0); lc.FilterExpression = "[Value] = " + Frm.lev[i].ToString(); lc.LegendText = Frm.lev[i].ToString(); ls.AddCategory(lc); } fl.Symbology = ls; } break; case (Contour.ContourType.Polygon): { PolygonScheme ps = new PolygonScheme(); ps.Categories.Clear(); for (int i = 0; i < Frm.color.GetLength(0); i++) { PolygonCategory pc = new PolygonCategory(Frm.color[i], Color.Transparent, 0); pc.FilterExpression = "[Lev] = " + i.ToString(); pc.LegendText = Frm.lev[i].ToString() + " - " + Frm.lev[i + 1].ToString(); ps.AddCategory(pc); } fl.Symbology = ps; } break; } } }