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JXMapViewer JavaFX implementation
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/**
 * Copyright (C) 2008-2012 AgroSense Foundation.
 *
 * AgroSense is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * There are special exceptions to the terms and conditions of the GPLv3 as it is applied to
 * this software, see the FLOSS License Exception
 * .
 *
 * AgroSense is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with AgroSense.  If not, see .
 */
package eu.limetri.client.mapviewer.fx;

import eu.limetri.client.mapviewer.fx.api.MapMarker;

import java.awt.Point;
import javafx.scene.Group;
import javafx.scene.effect.DropShadow;
import javafx.scene.paint.Color;
import javafx.scene.paint.RadialGradient;
import javafx.scene.paint.RadialGradientBuilder;
import javafx.scene.paint.Stop;
import javafx.scene.shape.Circle;
import javafx.scene.shape.CircleBuilder;

/**
 * A simple implementation of the {@link MapMarker} interface. Each map marker
 * is painted as a circle with a black border line and filled with a specified
 * color.
 *
 * @author Jan Peter Stotz
 *
 */
public class MapMarkerDot implements MapMarker, Marker {

    double lat;
    double lon;
    Color color;
    Circle sphere;
    int radius;
    
    public MapMarkerDot(double lat, double lon) {
        this( 10, Color.YELLOW, lat, lon);
    }

    public MapMarkerDot(int radius, Color color, double lat, double lon) {
        super();
        this.color = color;
        this.lat = lat;
        this.lon = lon;
        this.radius = radius;
        
        this.sphere = CircleBuilder.create()
                .centerX(radius)
                .centerY(radius)
                .radius(radius)
                .cache(true)
                .build();        

        RadialGradient rgrad = RadialGradientBuilder.create()
                    .centerX(sphere.getCenterX() - sphere.getRadius() / 3)
                    .centerY(sphere.getCenterY() - sphere.getRadius() / 3)
                    .radius(sphere.getRadius())
                    .proportional(false)
                    .stops(new Stop(0.0, color), new Stop(1.0, Color.BLACK))
                    .build();
        
        this.sphere.setFill(rgrad);
        
        
        DropShadow dropShadow = new DropShadow();
        dropShadow.setOffsetX(10);
        dropShadow.setOffsetY(10);
        dropShadow.setColor(Color.rgb(50, 50, 50, 0.7));
        this.sphere.setEffect(dropShadow);
        
    }

    public double getLat() {
        return lat;
    }

    public double getLon() {
        return lon;
    }

    public void Render(Group g, Point position) {
        this.sphere.setTranslateX(position.x - this.radius);
        this.sphere.setTranslateY(position.y - this.radius);
        g.getChildren().add(this.sphere);
    }

    @Override
    public String toString() {
        return "MapMarker at " + lat + " " + lon;
    }

}