Arcgis for Java（一）在应用程序中添加地图

Arcgis Runtime SDK for Java包含一个JMap容器，使你可以显示不同源的地图信息，比如来自ArcGIS for Server services, Bing Maps, Open Street Map等等。

本例将使你的地图显示来自ArcGIS for Server map service的tiled layer，而且可以显示一个标记图形。

package application;

import java.awt.EventQueue;
import javax.swing.JFrame;
import java.awt.BorderLayout;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import com.esri.runtime.ArcGISRuntime;
import com.esri.core.geometry.Envelope;
import com.esri.core.geometry.GeometryEngine;
import com.esri.core.geometry.Point;
import com.esri.core.geometry.SpatialReference;
import com.esri.core.map.Graphic;
import com.esri.core.symbol.PictureMarkerSymbol;
import com.esri.map.ArcGISTiledMapServiceLayer;
import com.esri.map.GraphicsLayer;
import com.esri.map.JMap;
import com.esri.map.MapEvent;
import com.esri.map.MapEventListener;
import com.esri.map.MapOptions;
import com.esri.map.MapOptions.MapType;

public class newClass {

private JFrame window;
private JMap map;

public newClass() {
window = new JFrame();
window.setSize(800, 600);
window.setLocationRelativeTo(null); // center on screen
window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
window.getContentPane().setLayout(new BorderLayout(0, 0));

// dispose map just before application window is closed.
window.addWindowListener(new WindowAdapter() {
@Override
public void windowClosing(WindowEvent windowEvent) {
super.windowClosing(windowEvent);
map.dispose();
}
});

map = new JMap();
ArcGISTiledMapServiceLayer tiledLayer = new ArcGISTiledMapServiceLayer("http://services.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer");
map.getLayers().add(tiledLayer);
map.setExtent(new Envelope(-371147, 7536055, -341260, 7557266));
GraphicsLayer graphicsLayer = new GraphicsLayer();
graphicsLayer.setName("Marker graphics");
map.getLayers().add(graphicsLayer);

map.addMapEventListener(new MapEventListener() {

@Override
public void mapReady(MapEvent event) {
SpatialReference mapSR=event.getMap().getSpatialReference();
System.out.println("the map spatial reference is wkid="+mapSR.getID());
Point point=GeometryEngine.project(3.2008, 55.9486, mapSR);
PictureMarkerSymbol symbol = new PictureMarkerSymbol("http://static.arcgis.com/images/Symbols/Basic/RedShinyPin.png");
Graphic pointGraphic=new Graphic(point,symbol);
graphicsLayer.addGraphic(pointGraphic);
}

@Override
public void mapExtentChanged(MapEvent event) {
// TODO Auto-generated method stub
}

@Override
public void mapDispose(MapEvent event) {
// TODO Auto-generated method stub
}
});

window.getContentPane().add(map,BorderLayout.CENTER);

}

/**
* Starting point of this application.
* @param args
*/
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {

@Override
public void run() {
try {
newClass application = new newClass();
application.window.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
}