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1: /* =========================================================== 2: * JFreeChart : a free chart library for the Java(tm) platform 3: * =========================================================== 4: * 5: * (C) Copyright 2000-2007, by Object Refinery Limited and Contributors. 6: * 7: * Project Info: http://www.jfree.org/jfreechart/index.html 8: * 9: * This library is free software; you can redistribute it and/or modify it 10: * under the terms of the GNU Lesser General Public License as published by 11: * the Free Software Foundation; either version 2.1 of the License, or 12: * (at your option) any later version. 13: * 14: * This library is distributed in the hope that it will be useful, but 15: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 16: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 17: * License for more details. 18: * 19: * You should have received a copy of the GNU Lesser General Public 20: * License along with this library; if not, write to the Free Software 21: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 22: * USA. 23: * 24: * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 25: * in the United States and other countries.] 26: * 27: * --------------- 28: * BlockFrame.java 29: * --------------- 30: * (C) Copyright 2007, by Object Refinery Limited. 31: * 32: * Original Author: David Gilbert (for Object Refinery Limited); 33: * Contributor(s): -; 34: * 35: * Changes: 36: * -------- 37: * 16-Mar-2007 : Version 1 (DG); 38: * 39: */ 40: 41: package org.jfree.chart.block; 42: 43: import java.awt.Graphics2D; 44: import java.awt.geom.Rectangle2D; 45: 46: import org.jfree.ui.RectangleInsets; 47: import org.jfree.util.PublicCloneable; 48: 49: /** 50: * A block frame is a type of border that can be drawn around the outside of 51: * any {@link AbstractBlock}. Classes that implement this interface should 52: * implement {@link PublicCloneable} OR be immutable. 53: * 54: * @since 1.0.5 55: */ 56: public interface BlockFrame { 57: 58: /** 59: * Returns the space reserved for the border. 60: * 61: * @return The space (never <code>null</code>). 62: */ 63: public RectangleInsets getInsets(); 64: 65: /** 66: * Draws the border by filling in the reserved space (in black). 67: * 68: * @param g2 the graphics device. 69: * @param area the area. 70: */ 71: public void draw(Graphics2D g2, Rectangle2D area); 72: 73: }