public MapForm1(MapInfo.Mapping.Map map)
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
//
// TODO: Add any constructor code after InitializeComponent call
//
mapControl1.Map = map;
}
private void showPointOnSearchTableMap(double x, double y)
{
MapInfo.Mapping.Map map = Session.Current.MapFactory.CreateEmptyMap(System.IntPtr.Zero, new Size(10, 10));
MapInfo.Mapping.FeatureLayer searchLayer = new MapInfo.Mapping.FeatureLayer(_searchTable);
map.Layers.Add(searchLayer);
MapForm1 mapForm = new MapForm1(map);
Form parentForm = this;
// create a temp table and add a featurelayer for it (use map alias as table alias)
// make the table hidden (maybe)
MapInfo.Geometry.CoordSys coordSys = map.GetDisplayCoordSys();
TableInfoMemTable ti = new TableInfoMemTable("temp");
ti.Temporary = true;
// add object column
Column col;
col = new GeometryColumn(coordSys); // specify coordsys for object column
col.Alias = "obj";
col.DataType = MIDbType.FeatureGeometry;
ti.Columns.Add(col);
// add style column
col = new Column();
col.Alias = "MI_Style";
col.DataType = MIDbType.Style;
ti.Columns.Add(col);
Table pointTable = Session.Current.Catalog.CreateTable(ti);
// I am using a Point example here. You can create a rectangle instead
MapInfo.Geometry.FeatureGeometry g = new MapInfo.Geometry.Point(coordSys, x, y);
MapInfo.Styles.SimpleVectorPointStyle vs = new MapInfo.Styles.SimpleVectorPointStyle(37, System.Drawing.Color.Red, 14);
MapInfo.Styles.CompositeStyle cs = new MapInfo.Styles.CompositeStyle(vs);
MICommand cmd = _miConnection.CreateCommand();
cmd.Parameters.Add("geometry", MIDbType.FeatureGeometry);
cmd.Parameters.Add("style", MIDbType.Style);
cmd.CommandText = "Insert Into temp (obj,MI_Style) values (geometry,style)";
cmd.Prepare();
cmd.Parameters[0].Value = g;
cmd.Parameters[1].Value = cs;
int nchanged = cmd.ExecuteNonQuery();
cmd.Dispose();
map.Layers.Add(new MapInfo.Mapping.FeatureLayer(pointTable));
// another way: Map.Load(new MapTableLoader(table));
// make the map encompass the entire search layer
map.SetView(searchLayer);
// size the map form
mapForm.Size = new Size(500, 500);
//Show the form like a dialog (modal)
mapForm.ShowDialog(parentForm);
pointTable.Close();
}