ShapePoint.java

/*
 * ShapePoint.java
 *
 * Copyright (C) 2006-2007  Gabriel Burca (gburca dash virtmus at ebixio dot com)
 *
 * This program 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 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

package com.ebixio.virtmus.shapes;

import java.awt.AlphaComposite;
import java.awt.Composite;
import java.awt.Graphics2D;
import java.awt.Paint;
import java.awt.Point;
import java.awt.RenderingHints;

/**
 *
 * @author Gabriel Burca <gburca dash virtmus at ebixio dot com>
 */
public class ShapePoint extends VmShape {
    Point p;
    
    public ShapePoint(Paint color, float alpha, int diameter, Point p) {
        super(color, alpha, diameter);
        this.p = p;
    }
    
    @Override
    public void paint(Graphics2D g) {
        Composite origComposite = g.getComposite();

        g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        g.setPaint(paint);
        
        if (this.alpha < 1.0) {
            g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
        }

        int half = lineThickness / 2;
        g.fillOval(p.x - half, p.y - half, lineThickness, lineThickness);
        
        g.setComposite(origComposite);
    }
    
}