Source for org.jfree.report.modules.gui.swing.preview.actions.ZoomInActionPlugin

   1: /**
   2:  * ========================================
   3:  * JFreeReport : a free Java report library
   4:  * ========================================
   5:  *
   6:  * Project Info:  http://reporting.pentaho.org/
   7:  *
   8:  * (C) Copyright 2000-2007, by Object Refinery Limited, Pentaho Corporation and Contributors.
   9:  *
  10:  * This library is free software; you can redistribute it and/or modify it under the terms
  11:  * of the GNU Lesser General Public License as published by the Free Software Foundation;
  12:  * either version 2.1 of the License, or (at your option) any later version.
  13:  *
  14:  * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
  15:  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  16:  * See the GNU Lesser General Public License for more details.
  17:  *
  18:  * You should have received a copy of the GNU Lesser General Public License along with this
  19:  * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  20:  * Boston, MA 02111-1307, USA.
  21:  *
  22:  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
  23:  * in the United States and other countries.]
  24:  *
  25:  * ------------
  26:  * $Id: ZoomInActionPlugin.java 3525 2007-10-16 11:43:48Z tmorgner $
  27:  * ------------
  28:  * (C) Copyright 2000-2005, by Object Refinery Limited.
  29:  * (C) Copyright 2005-2007, by Pentaho Corporation.
  30:  */
  31: 
  32: package org.jfree.report.modules.gui.swing.preview.actions;
  33: 
  34: import java.util.Locale;
  35: import javax.swing.Icon;
  36: import javax.swing.KeyStroke;
  37: 
  38: import org.jfree.report.modules.gui.swing.common.AbstractActionPlugin;
  39: import org.jfree.report.modules.gui.swing.common.SwingGuiContext;
  40: import org.jfree.report.modules.gui.swing.preview.PreviewPane;
  41: import org.jfree.report.modules.gui.swing.preview.PreviewPaneUtilities;
  42: import org.jfree.report.modules.gui.swing.preview.SwingPreviewModule;
  43: import org.jfree.util.ResourceBundleSupport;
  44: 
  45: /**
  46:  * Creation-Date: 16.11.2006, 18:52:30
  47:  *
  48:  * @author Thomas Morgner
  49:  */
  50: public class ZoomInActionPlugin extends AbstractActionPlugin
  51:     implements ControlActionPlugin
  52: {
  53:   private ResourceBundleSupport resources;
  54: 
  55:   public ZoomInActionPlugin()
  56:   {
  57:   }
  58: 
  59:   public boolean initialize(final SwingGuiContext context)
  60:   {
  61:     super.initialize(context);
  62:     resources = new ResourceBundleSupport(context.getLocale(),
  63:         SwingPreviewModule.BUNDLE_NAME);
  64:     return true;
  65:   }
  66: 
  67:   protected String getConfigurationPrefix()
  68:   {
  69:     return "org.jfree.report.modules.gui.swing.preview.zoom-in.";
  70:   }
  71: 
  72:   /**
  73:    * Returns the display name for the export action.
  74:    *
  75:    * @return The display name.
  76:    */
  77:   public String getDisplayName()
  78:   {
  79:     return resources.getString("action.zoomIn.name");
  80:   }
  81: 
  82:   /**
  83:    * Returns the short description for the export action.
  84:    *
  85:    * @return The short description.
  86:    */
  87:   public String getShortDescription()
  88:   {
  89:     return resources.getString("action.zoomIn.description");
  90:   }
  91: 
  92:   /**
  93:    * Returns the small icon for the export action.
  94:    *
  95:    * @return The icon.
  96:    */
  97:   public Icon getSmallIcon()
  98:   {
  99:     final Locale locale = getContext().getLocale();
 100:     return getIconTheme().getSmallIcon(locale, "action.zoomIn.small-icon");
 101:   }
 102: 
 103:   /**
 104:    * Returns the large icon for the export action.
 105:    *
 106:    * @return The icon.
 107:    */
 108:   public Icon getLargeIcon()
 109:   {
 110:     final Locale locale = getContext().getLocale();
 111:     return getIconTheme().getLargeIcon(locale, "action.zoomIn.icon");
 112:   }
 113: 
 114:   /**
 115:    * Returns the accelerator key for the export action.
 116:    *
 117:    * @return The accelerator key.
 118:    */
 119:   public KeyStroke getAcceleratorKey()
 120:   {
 121:     return resources.getOptionalKeyStroke("action.zoomIn.accelerator");
 122:   }
 123: 
 124:   /**
 125:    * Returns the mnemonic key code.
 126:    *
 127:    * @return The code.
 128:    */
 129:   public Integer getMnemonicKey()
 130:   {
 131:     return resources.getOptionalMnemonic("action.zoomIn.mnemonic");
 132:   }
 133: 
 134:   public boolean configure(final PreviewPane reportPane)
 135:   {
 136:     final double nextZoomIn = PreviewPaneUtilities.getNextZoomIn
 137:         (reportPane.getZoom(), reportPane.getZoomFactors());
 138:     if (nextZoomIn == 0)
 139:     {
 140:       return false;
 141:     }
 142:     reportPane.setZoom(nextZoomIn);
 143:     return true;
 144:   }
 145: }