import world.World;
import image.*;

/** Represents a Map of a location (thanks to Google[tm]) */
public class Map{
    String base = "http://maps.google.com/maps/api/staticmap?";
    int zoom = 12;
    
    // Header
    String title;
    
    // Center Location
    double lat;
    double lon;
    
    // Size
    int width;
    int height;
    
    // Put Marker?
    boolean marker;
    
    
    /** Create a Map with the given title that displays the given lat/long (with the
     *    given size in pixels) with or without a "marker". */
    public Map(String title, double lat, double lon, int width, int height, boolean marker){
        this.title = title;
        this.lat = lat;
        this.lon = lon;
        this.width = width;
        this.height = height;
        this.marker = marker;
    }
    
    /** Retrieve this Map's Image (from Google).  Returns an image, which can be
     *    displayed using {@link world.World#display(Image) World.display(Image)}. */
    public Image getImage(){
        Image tImg = new Text(this.title, 30, "black");
        return new EmptyScene(this.width+2, this.height+40+1)
             .placeImage(this.mapImage(), this.width/2+1, this.height/2+40)
             .placeImage(tImg, this.width/2, 30);
    }
    
    /** Get the map image for this Map... no title, just what Google provides */
    private Image mapImage(){
        String url = (this.base+
                "center="+this.lat+","+this.lon+"&"+
                "size="+this.width+"x"+this.height+"&"+
                "zoom="+this.zoom);
        // Add a marker?
        if(this.marker)
            return new FromURL(url+"&markers=color:blue|center|"+
                    this.lat+","+this.lon+"&sensor=false");
        else
            return new FromURL(url+"&sensor=false");
    }
    
    // Simple little test... show Boston
    public static void main(String[] args){
        World.display(new Map("Albany", 42.65,-73.75, 200, 200, false).getImage());
    }
}