001 /* ======================================================================== 002 * JCommon : a free general purpose class library for the Java(tm) platform 003 * ======================================================================== 004 * 005 * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors. 006 * 007 * Project Info: http://www.jfree.org/jcommon/index.html 008 * 009 * This library is free software; you can redistribute it and/or modify it 010 * under the terms of the GNU Lesser General Public License as published by 011 * the Free Software Foundation; either version 2.1 of the License, or 012 * (at your option) any later version. 013 * 014 * This library is distributed in the hope that it will be useful, but 015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 017 * License for more details. 018 * 019 * You should have received a copy of the GNU Lesser General Public 020 * License along with this library; if not, write to the Free Software 021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 022 * USA. 023 * 024 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 025 * in the United States and other countries.] 026 * 027 * --------------------- 028 * FontChooserPanel.java 029 * --------------------- 030 * (C) Copyright 2000-2004, by Object Refinery Limited. 031 * 032 * Original Author: David Gilbert (for Object Refinery Limited); 033 * Contributor(s): Arnaud Lelievre; 034 * 035 * $Id: FontChooserPanel.java,v 1.5 2007/11/02 17:50:36 taqua Exp $ 036 * 037 * Changes (from 26-Oct-2001) 038 * -------------------------- 039 * 26-Oct-2001 : Changed package to com.jrefinery.ui.*; 040 * 14-Oct-2002 : Fixed errors reported by Checkstyle (DG); 041 * 08-Sep-2003 : Added internationalization via use of properties resourceBundle (RFE 690236) (AL); 042 * 21-Feb-2004 : The FontParameter of the constructor was never used (TM); 043 */ 044 045 package org.jfree.ui; 046 047 import java.awt.BorderLayout; 048 import java.awt.Font; 049 import java.awt.GraphicsEnvironment; 050 import java.awt.GridLayout; 051 import java.util.ResourceBundle; 052 import javax.swing.BorderFactory; 053 import javax.swing.JCheckBox; 054 import javax.swing.JList; 055 import javax.swing.JPanel; 056 import javax.swing.JScrollPane; 057 import javax.swing.ListModel; 058 059 /** 060 * A panel for choosing a font from the available system fonts - still a bit of a hack at the 061 * moment, but good enough for demonstration applications. 062 * 063 * @author David Gilbert 064 */ 065 public class FontChooserPanel extends JPanel { 066 067 /** The font sizes that can be selected. */ 068 public static final String[] SIZES = {"9", "10", "11", "12", "14", "16", "18", 069 "20", "22", "24", "28", "36", "48", "72"}; 070 071 /** The list of fonts. */ 072 private JList fontlist; 073 074 /** The list of sizes. */ 075 private JList sizelist; 076 077 /** The checkbox that indicates whether the font is bold. */ 078 private JCheckBox bold; 079 080 /** The checkbox that indicates whether or not the font is italic. */ 081 private JCheckBox italic; 082 083 /** The resourceBundle for the localization. */ 084 protected static ResourceBundle localizationResources = 085 ResourceBundle.getBundle("org.jfree.ui.LocalizationBundle"); 086 087 /** 088 * Standard constructor - builds a FontChooserPanel initialised with the specified font. 089 * 090 * @param font the initial font to display. 091 */ 092 public FontChooserPanel(final Font font) { 093 094 final GraphicsEnvironment g = GraphicsEnvironment.getLocalGraphicsEnvironment(); 095 final String[] fonts = g.getAvailableFontFamilyNames(); 096 097 setLayout(new BorderLayout()); 098 final JPanel right = new JPanel(new BorderLayout()); 099 100 final JPanel fontPanel = new JPanel(new BorderLayout()); 101 fontPanel.setBorder(BorderFactory.createTitledBorder( 102 BorderFactory.createEtchedBorder(), 103 localizationResources.getString("Font"))); 104 this.fontlist = new JList(fonts); 105 final JScrollPane fontpane = new JScrollPane(this.fontlist); 106 fontpane.setBorder(BorderFactory.createEtchedBorder()); 107 fontPanel.add(fontpane); 108 add(fontPanel); 109 110 final JPanel sizePanel = new JPanel(new BorderLayout()); 111 sizePanel.setBorder(BorderFactory.createTitledBorder( 112 BorderFactory.createEtchedBorder(), 113 localizationResources.getString("Size"))); 114 this.sizelist = new JList(SIZES); 115 final JScrollPane sizepane = new JScrollPane(this.sizelist); 116 sizepane.setBorder(BorderFactory.createEtchedBorder()); 117 sizePanel.add(sizepane); 118 119 final JPanel attributes = new JPanel(new GridLayout(1, 2)); 120 this.bold = new JCheckBox(localizationResources.getString("Bold")); 121 this.italic = new JCheckBox(localizationResources.getString("Italic")); 122 attributes.add(this.bold); 123 attributes.add(this.italic); 124 attributes.setBorder(BorderFactory.createTitledBorder(BorderFactory.createEtchedBorder(), 125 localizationResources.getString("Attributes"))); 126 127 right.add(sizePanel, BorderLayout.CENTER); 128 right.add(attributes, BorderLayout.SOUTH); 129 130 add(right, BorderLayout.EAST); 131 132 setSelectedFont(font); 133 } 134 135 /** 136 * Returns a Font object representing the selection in the panel. 137 * 138 * @return the font. 139 */ 140 public Font getSelectedFont() { 141 return new Font(getSelectedName(), getSelectedStyle(), getSelectedSize()); 142 } 143 144 /** 145 * Returns the selected name. 146 * 147 * @return the name. 148 */ 149 public String getSelectedName() { 150 return (String) this.fontlist.getSelectedValue(); 151 } 152 153 /** 154 * Returns the selected style. 155 * 156 * @return the style. 157 */ 158 public int getSelectedStyle() { 159 if (this.bold.isSelected() && this.italic.isSelected()) { 160 return Font.BOLD + Font.ITALIC; 161 } 162 if (this.bold.isSelected()) { 163 return Font.BOLD; 164 } 165 if (this.italic.isSelected()) { 166 return Font.ITALIC; 167 } 168 else { 169 return Font.PLAIN; 170 } 171 } 172 173 /** 174 * Returns the selected size. 175 * 176 * @return the size. 177 */ 178 public int getSelectedSize() { 179 final String selected = (String) this.sizelist.getSelectedValue(); 180 if (selected != null) { 181 return Integer.parseInt(selected); 182 } 183 else { 184 return 10; 185 } 186 } 187 188 /** 189 * Initializes the contents of the dialog from the given font 190 * object. 191 * 192 * @param font the font from which to read the properties. 193 */ 194 public void setSelectedFont (final Font font) { 195 if (font == null) { 196 throw new NullPointerException(); 197 } 198 this.bold.setSelected(font.isBold()); 199 this.italic.setSelected(font.isItalic()); 200 201 final String fontName = font.getName(); 202 ListModel model = this.fontlist.getModel(); 203 this.fontlist.clearSelection(); 204 for (int i = 0; i < model.getSize(); i++) { 205 if (fontName.equals(model.getElementAt(i))) { 206 this.fontlist.setSelectedIndex(i); 207 break; 208 } 209 } 210 211 final String fontSize = String.valueOf(font.getSize()); 212 model = this.sizelist.getModel(); 213 this.sizelist.clearSelection(); 214 for (int i = 0; i < model.getSize(); i++) { 215 if (fontSize.equals(model.getElementAt(i))) { 216 this.sizelist.setSelectedIndex(i); 217 break; 218 } 219 } 220 } 221 }