| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| package org.apache.felix.example.extenderbased.triangle; |
| |
| import java.awt.BasicStroke; |
| import java.awt.Color; |
| import java.awt.GradientPaint; |
| import java.awt.Graphics2D; |
| import java.awt.Point; |
| import java.awt.geom.*; |
| import org.apache.felix.example.extenderbased.host.extension.SimpleShape; |
| import org.osgi.framework.*; |
| |
| /** |
| * This inner class implements the triangle <tt>SimpleShape</tt> service. |
| * It simply provides a <tt>draw()</tt> that paints a triangle. |
| **/ |
| public class Triangle implements SimpleShape |
| { |
| /** |
| * Implements the <tt>SimpleShape.draw()</tt> method for painting |
| * the shape. |
| * @param g2 The graphics object used for painting. |
| * @param p The position to paint the triangle. |
| **/ |
| public void draw(Graphics2D g2, Point p) |
| { |
| int x = p.x - 25; |
| int y = p.y - 25; |
| GradientPaint gradient = new GradientPaint( |
| x, y, Color.GREEN, x + 50, y, Color.WHITE); |
| g2.setPaint(gradient); |
| int[] xcoords = { x + 25, x, x + 50 }; |
| int[] ycoords = { y, y + 50, y + 50 }; |
| GeneralPath polygon = new GeneralPath(GeneralPath.WIND_EVEN_ODD, xcoords.length); |
| polygon.moveTo(x + 25, y); |
| for (int i = 0; i < xcoords.length; i++) |
| { |
| polygon.lineTo(xcoords[i], ycoords[i]); |
| } |
| polygon.closePath(); |
| g2.fill(polygon); |
| BasicStroke wideStroke = new BasicStroke(2.0f); |
| g2.setColor(Color.black); |
| g2.setStroke(wideStroke); |
| g2.draw(polygon); |
| } |
| } |