001 /*
002 * $Id: Rectangle2DPropertyEditor.java,v 1.1 2006/03/11 03:01:26 rbair Exp $
003 *
004 * Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
005 * Santa Clara, California 95054, U.S.A. All rights reserved.
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * You should have received a copy of the GNU Lesser General Public
018 * License along with this library; if not, write to the Free Software
019 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
020 */
021
022 package org.jdesktop.swingx.editors;
023
024 import java.awt.geom.Rectangle2D;
025 import java.beans.PropertyEditorSupport;
026
027 /**
028 *
029 * @author rbair
030 */
031 public class Rectangle2DPropertyEditor extends PropertyEditorSupport {
032
033 /** Creates a new instance of Rectangle2DPropertyEditor */
034 public Rectangle2DPropertyEditor() {
035 }
036
037 public Rectangle2D getValue() {
038 return (Rectangle2D.Double)super.getValue();
039 }
040
041 public String getJavaInitializationString() {
042 Rectangle2D rect = getValue();
043 return rect == null ? "null" : "new java.awt.geom.Rectangle2D.Double(" + rect.getX() + ", " + rect.getY() + ", " + rect.getWidth() + ", " + rect.getHeight() + ")";
044 }
045
046 public void setAsText(String text) throws IllegalArgumentException {
047 //the text could be in many different formats. All of the supported formats are as follows:
048 //(where x and y are doubles of some form)
049 //[x,y,w,h]
050 //[x y w h]
051 //x,y,w,h]
052 //[x,y w,h
053 //[ x , y w,h] or any other arbitrary whitespace
054 // x , y w h] or any other arbitrary whitespace
055 //[ x , y w, h or any other arbitrary whitespace
056 //x,y w, h
057 // x , y w,h (or any other arbitrary whitespace)
058 //x y w h
059 //or any other such permutation
060 // (empty space)
061 //null
062 //[]
063 //[ ]
064 //any other value throws an IllegalArgumentException
065
066 String originalParam = text;
067
068 if (text != null) {
069 //remove any opening or closing brackets
070 text = text.replace('[', ' ');
071 text = text.replace(']', ' ');
072 text = text.replace(',', ' ');
073 //trim whitespace
074 text = text.trim();
075 }
076
077 //test for the simple case
078 if (text == null || text.equals("") || text.equals("null")) {
079 setValue(null);
080 return;
081 }
082
083 //the first sequence of characters must now be a number. So, parse it out
084 //ending at the first whitespace. Then trim and the remaining value must
085 //be the second number. If there are any problems, throw and IllegalArgumentException
086 try {
087 int index = text.indexOf(' ');
088 String x = text.substring(0, index).trim();
089 text = text.substring(index).trim();
090 index = text.indexOf(' ');
091 String y = text.substring(0, index).trim();
092 text = text.substring(index).trim();
093 index = text.indexOf(' ');
094 String w = text.substring(0, index).trim();
095 String h = text.substring(index).trim();
096 Rectangle2D.Double val = new Rectangle2D.Double(
097 Double.parseDouble(x),
098 Double.parseDouble(y),
099 Double.parseDouble(w),
100 Double.parseDouble(h));
101 setValue(val);
102 } catch (Exception e) {
103 throw new IllegalArgumentException("The input value " + originalParam + " is not formatted correctly. Please " +
104 "try something of the form [x,y,w,h] or [x , y , w , h] or [x y w h]", e);
105 }
106 }
107
108 public String getAsText() {
109 Rectangle2D rect = getValue();
110 return rect == null ? "[]" : "[" + rect.getX() + ", " + rect.getY() + ", " + rect.getWidth() + ", " + rect.getHeight() + "]";
111 }
112
113 public static void main(String... args) {
114 test("[1.5,1.2,10,35]");
115 test("1.5,1.2,10,35]");
116 test("[1.5,1.2,10,35");
117 test("[ 1.5 , 1.2 ,10,35]");
118 test(" 1.5 , 1.2 ,10,35]");
119 test("[ 1.5 , 1.2,10,35");
120 test("1.5,1.2,10,35");
121 test(" 1.5 , 1.2 10 35");
122 test("1.5 1.2, 10 35");
123 test("");
124 test("null");
125 test("[]");
126 test("[ ]");
127 test("[1.5 1.2 10 35]");
128 }
129
130 private static void test(String input) {
131 System.out.print("Input '" + input + "'");
132 try {
133 Rectangle2DPropertyEditor ed = new Rectangle2DPropertyEditor();
134 ed.setAsText(input);
135 Rectangle2D rect = ed.getValue();
136 System.out.println(" succeeded: " + rect);
137 } catch (Exception e) {
138 System.out.println(" failed: " + e.getMessage());
139 }
140 }
141 }