public MapForm1()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
// Set table search path to value sampledatasearch registry key
string s = Environment.CurrentDirectory;
Microsoft.Win32.RegistryKey keySamp = Microsoft.Win32.Registry.LocalMachine.CreateSubKey(@"SOFTWARE\MapInfo\MapXtreme\6.6");
if ((keySamp != null) && (keySamp.GetValue("SampleDataSearchPath") != null))
{
s = (string)keySamp.GetValue("SampleDataSearchPath");
if (s.EndsWith("\\")==false)
{
s += "\\";
}
keySamp.Close();
}
Session.Current.TableSearchPath.Path = s;
// Add the USA table to the map
mapControl1.Map.Load(new MapTableLoader("usa.tab"));
// Listen to the appropriate map event to allow the status bar to be updated
mapControl1.Map.ViewChangedEvent += new ViewChangedEventHandler(Map_ViewChanged);
// Create a ranged theme on the USA layer.
Map map = mapControl1.Map;
FeatureLayer lyr = map.Layers["usa"] as MapInfo.Mapping.FeatureLayer;
RangedTheme thm = new MapInfo.Mapping.Thematics.RangedTheme(
lyr,
"Round(MI_Area(Obj, 'sq mi', 'Spherical'), 1)",
"Area (square miles)",
5,
MapInfo.Mapping.Thematics.DistributionMethod.EqualCountPerRange);
lyr.Modifiers.Append(thm);
// Create a legend
Legend legend = map.Legends.CreateLegend(new Size(5, 5));
// Create a LegendFrame that contains the theme and add that frame to the Legend.
ThemeLegendFrame frame = LegendFrameFactory.CreateThemeLegendFrame("Area", "Area", thm);
legend.Frames.Append(frame);
frame.Title = "Area (sq. mi.)";
// Create a LegendExport and export the legend to a bitmap file.
MapInfo.Mapping.LegendExport legendExport = new MapInfo.Mapping.LegendExport(map, legend);
legendExport.Format = ExportFormat.Bmp;
legendExport.ExportSize = new ExportSize(300, 200);
legendExport.Export("legend.bmp");
// Display the legend in a window.
System.Windows.Forms.Form legendForm = new LegendForm();
legendForm.BackgroundImage = System.Drawing.Image.FromFile("legend.bmp");
legendForm.Size = new Size(300, 200);
legendForm.Show();
// Alternatively, you can add the legend as a child window of the map
// by appending it to the Adornments collection. In this case, most likely
// a smaller size should be used when the Legend object is created.
//
//legend.Border = true;
//map.Adornments.Append(legend);
// Set the initial legend location to be the upper left corner of the map control.
//legend.Location = new System.Drawing.Point(mapControl1.Left, mapControl1.Top);
}
public MapForm1()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
// Set table search path to value sampledatasearch registry key
string s = Environment.CurrentDirectory;
Microsoft.Win32.RegistryKey keySamp = Microsoft.Win32.Registry.LocalMachine.CreateSubKey(@"SOFTWARE\MapInfo\MapXtreme\6.6");
if ((keySamp != null) && (keySamp.GetValue("SampleDataSearchPath") != null))
{
s = (string)keySamp.GetValue("SampleDataSearchPath");
if (s.EndsWith("\\") == false)
{
s += "\\";
}
keySamp.Close();
}
Session.Current.TableSearchPath.Path = s;
// Add the USA table to the map
mapControl1.Map.Load(new MapTableLoader("usa.tab"));
// Listen to the appropriate map event to allow the status bar to be updated
mapControl1.Map.ViewChangedEvent += new ViewChangedEventHandler(Map_ViewChanged);
// Create a ranged theme on the USA layer.
Map map = mapControl1.Map;
FeatureLayer lyr = map.Layers["usa"] as MapInfo.Mapping.FeatureLayer;
RangedTheme thm = new MapInfo.Mapping.Thematics.RangedTheme(
lyr,
"Round(MI_Area(Obj, 'sq mi', 'Spherical'), 1)",
"Area (square miles)",
5,
MapInfo.Mapping.Thematics.DistributionMethod.EqualCountPerRange);
lyr.Modifiers.Append(thm);
// Create a legend
Legend legend = map.Legends.CreateLegend(new Size(5, 5));
// Create a LegendFrame that contains the theme and add that frame to the Legend.
ThemeLegendFrame frame = LegendFrameFactory.CreateThemeLegendFrame("Area", "Area", thm);
legend.Frames.Append(frame);
frame.Title = "Area (sq. mi.)";
// Create a LegendExport and export the legend to a bitmap file.
MapInfo.Mapping.LegendExport legendExport = new MapInfo.Mapping.LegendExport(map, legend);
legendExport.Format = ExportFormat.Bmp;
legendExport.ExportSize = new ExportSize(300, 200);
legendExport.Export("legend.bmp");
// Display the legend in a window.
System.Windows.Forms.Form legendForm = new LegendForm();
legendForm.BackgroundImage = System.Drawing.Image.FromFile("legend.bmp");
legendForm.Size = new Size(300, 200);
legendForm.Show();
// Alternatively, you can add the legend as a child window of the map
// by appending it to the Adornments collection. In this case, most likely
// a smaller size should be used when the Legend object is created.
//
//legend.Border = true;
//map.Adornments.Append(legend);
// Set the initial legend location to be the upper left corner of the map control.
//legend.Location = new System.Drawing.Point(mapControl1.Left, mapControl1.Top);
}