Here you can find the source of draw_nav1_backward_arrow(Graphics2D g2, int x, int y, int length, int base_width)
public static void draw_nav1_backward_arrow(Graphics2D g2, int x, int y, int length, int base_width)
//package com.java2s; /**/*from ww w. j a v a2s . c o m*/ * RadioHeadingArrowsHelper.java * * Renders the radio navigatio object pointers. Used by RadioHeadingArrows. * * Copyright (C) 2007 Georg Gruetter (gruetter@gmail.com) * Copyright (C) 2009 Marc Rogiers (marrog.123@gmail.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 library 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 Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ import java.awt.Graphics2D; import java.awt.geom.GeneralPath; public class Main { public static void draw_nav1_backward_arrow(Graphics2D g2, int x, int y, int length, int base_width) { GeneralPath polyline; int arrow_top_y = y - length + (base_width / 3); int arrow_bottom_y = arrow_top_y + length; g2.drawLine(x, arrow_top_y, x, arrow_bottom_y); polyline = new GeneralPath(GeneralPath.WIND_EVEN_ODD, 2); polyline.moveTo(x - (base_width / 2), arrow_bottom_y); polyline.lineTo(x, y); polyline.lineTo(x + (base_width / 2), arrow_bottom_y); g2.draw(polyline); } }