/*
 * Jalview - A Sequence Alignment Editor and Viewer
 * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
package jalview.gui;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

import jalview.bin.*;
import jalview.jbgui.*;

public class FontChooser
    extends GFontChooser
{
  AlignmentPanel ap;
  Font oldFont;
  boolean init = true;
  JInternalFrame frame;

  public FontChooser(AlignmentPanel ap)
  {
    frame = new JInternalFrame();
    frame.setContentPane(this);
    Desktop.addInternalFrame(frame, "Change Font", 480, 100, false);
    frame.setLayer(JLayeredPane.PALETTE_LAYER);

    this.ap = ap;

    String[] fonts = java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment()
        .getAvailableFontFamilyNames();

    for (int i = 0; i < fonts.length; i++)
    {
      fontName.addItem(fonts[i]);
    }

    for (int i = 1; i < 31; i++)
    {
      fontSize.addItem(i + "");
    }

    fontStyle.addItem("plain");
    fontStyle.addItem("bold");
    fontStyle.addItem("italic");

    oldFont = ap.av.getFont();
    fontName.setSelectedItem(oldFont.getName());
    fontSize.setSelectedItem(oldFont.getSize() + "");
    fontStyle.setSelectedIndex(oldFont.getStyle());

    init = false;
  }

  protected void ok_actionPerformed(ActionEvent e)
  {
    try
    {
      frame.setClosed(true);
    }
    catch (Exception ex)
    {
    }

    if (ap.getOverviewPanel() != null)
    {
      ap.getOverviewPanel().updateOverviewImage();
    }
  }

  protected void cancel_actionPerformed(ActionEvent e)
  {
    ap.av.setFont(oldFont);
    ap.repaint();
    fontName.setSelectedItem(oldFont.getName());
    fontSize.setSelectedItem(oldFont.getSize() + "");
    fontStyle.setSelectedIndex(oldFont.getStyle());

    try
    {
      frame.setClosed(true);
    }
    catch (Exception ex)
    {
    }
  }

  void changeFont()
  {
    Font newFont = new Font(fontName.getSelectedItem().toString(),
                            fontStyle.getSelectedIndex(),
                            Integer.parseInt(fontSize.getSelectedItem().
                                             toString()));
    ap.av.setFont(newFont);
    ap.fontChanged();
  }

  protected void fontName_actionPerformed(ActionEvent e)
  {
    if (init)
    {
      return;
    }

    changeFont();
  }

  protected void fontSize_actionPerformed(ActionEvent e)
  {
    if (init)
    {
      return;
    }

    changeFont();
  }

  protected void fontStyle_actionPerformed(ActionEvent e)
  {
    if (init)
    {
      return;
    }

    changeFont();
  }

  public void defaultButton_actionPerformed(ActionEvent e)
  {
    Cache.setProperty("FONT_NAME", fontName.getSelectedItem().toString());
    Cache.setProperty("FONT_STYLE", fontStyle.getSelectedIndex() + "");
    Cache.setProperty("FONT_SIZE", fontSize.getSelectedItem().toString());
  }
}