using System;

using System.Drawing;

using System.Drawing.Imaging;

using System.IO;

using NetTopologySuite;

//using Gtk;

namespace TestGtk

{

public partial class MainWindow : Gtk.Window

{

private SharpMap.Map myMap;

public MainWindow()

: base(Gtk.WindowType.Toplevel)

{

try

{

GeoAPI.GeometryServiceProvider.Instance = new NtsGeometryServices();

Build();

Size mapSize = new Size(800, 500);

myMap = new SharpMap.Map(mapSize);

SharpMap.Styles.VectorStyle style = new SharpMap.Styles.VectorStyle();

style.Outline = new Pen(Color.Green, 1);

style.EnableOutline = true;

SharpMap.Layers.VectorLayer layWorld = new SharpMap.Layers.VectorLayer("States");

layWorld.DataSource =

new SharpMap.Data.Providers.ShapeFile(

@"data" + System.IO.Path.DirectorySeparatorChar + @"states.shp", true);

layWorld.Style = style;

myMap.Layers.Add(layWorld);

myMap.MaximumZoom = 360;

myMap.BackColor = Color.LightBlue;

myMap.Center = new GeoAPI.Geometries.Coordinate(0, 0);

myMap.Zoom = 360;

Bitmap img = (Bitmap)myMap.GetMap();

image3.Pixbuf = ImageToPixbuf(img);

}

catch (Exception ex)

{

label1.Text = ex.Message;

}

}

protected void OnDeleteEvent(object sender, Gtk.DeleteEventArgs a)

{

Gtk.Application.Quit();

a.RetVal = true;

}

private static Gdk.Pixbuf ImageToPixbuf(System.Drawing.Image image)

{

using (MemoryStream stream = new MemoryStream())

{

image.Save("test.png", ImageFormat.Png);

image.Save(stream, ImageFormat.Png);

stream.Position = 0;

Gdk.Pixbuf pixbuf = new Gdk.Pixbuf(stream);

return pixbuf;

}

}

protected virtual void EventBoxButtonPress(object o, Gtk.ButtonPressEventArgs args)

{

double dX = args.Event.X;

double dY = args.Event.Y;

System.Drawing.PointF oPointF = new System.Drawing.PointF((float)dX, (float)dY);

label1.Text = dX.ToString() + " , " + dY.ToString();

myMap.Center = myMap.ImageToWorld(oPointF);

if (radPan.Active)

{

myMap.Zoom *= 1;

}

else if (radZoomIn.Active)

{

myMap.Zoom *= 0.5;

}

else

{

myMap.Zoom *= 1.5;

}

Bitmap img = (Bitmap)myMap.GetMap();

image3.Pixbuf = ImageToPixbuf(img);

}

}

}