Here you can find the source of paintLine(Graphics2D g2, Point2D.Double from, Point2D.Double to)
public static void paintLine(Graphics2D g2, Point2D.Double from, Point2D.Double to)
//package com.java2s; /* // w w w . j a v a 2 s.co m * Copyright 2008 Tom Huybrechts and hudson.dev.java.net * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or * implied. See the License for the specific language governing * permissions and limitations under the License. * */ import java.awt.Color; import java.awt.Graphics2D; import java.awt.geom.Line2D; import java.awt.geom.Point2D; public class Main { public static void paintLine(Graphics2D g2, Point2D.Double from, Point2D.Double to) { Line2D.Double line = new Line2D.Double(from, to); g2.setColor(Color.BLACK); g2.draw(line); } }