Package test.samples.substance.api

Source Code of test.samples.substance.api.SetFontPolicy$WrapperFontSet

/*
* Copyright (c) 2005-2010 Substance Kirill Grouchnikov. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
*  o Redistributions of source code must retain the above copyright notice,
*    this list of conditions and the following disclaimer.
*    
*  o Redistributions in binary form must reproduce the above copyright notice,
*    this list of conditions and the following disclaimer in the documentation
*    and/or other materials provided with the distribution.
*    
*  o Neither the name of Substance Kirill Grouchnikov nor the names of
*    its contributors may be used to endorse or promote products derived
*    from this software without specific prior written permission.
*    
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package test.samples.substance.api;

import java.awt.*;

import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.plaf.FontUIResource;

import org.pushingpixels.substance.api.SubstanceLookAndFeel;
import org.pushingpixels.substance.api.fonts.FontPolicy;
import org.pushingpixels.substance.api.fonts.FontSet;
import org.pushingpixels.substance.api.skin.BusinessBlackSteelSkin;

/**
* Test application that shows the use of the
* {@link SubstanceLookAndFeel#setFontPolicy(FontPolicy)} API.
*
* @author Kirill Grouchnikov
* @see SubstanceLookAndFeel#setFontPolicy(FontPolicy)
*/
public class SetFontPolicy extends JFrame {
  /**
   * Wrapper around the base Substance font set. Is used to create larger /
   * smaller font sets.
   *
   * @author Kirill Grouchnikov
   */
  private static class WrapperFontSet implements FontSet {
    /**
     * Extra size in pixels. Can be positive or negative.
     */
    private int extra;

    /**
     * The base Substance font set.
     */
    private FontSet delegate;

    /**
     * Creates a wrapper font set.
     *
     * @param delegate
     *            The base Substance font set.
     * @param extra
     *            Extra size in pixels. Can be positive or negative.
     */
    public WrapperFontSet(FontSet delegate, int extra) {
      super();
      this.delegate = delegate;
      this.extra = extra;
    }

    /**
     * Returns the wrapped font.
     *
     * @param systemFont
     *            Original font.
     * @return Wrapped font.
     */
    private FontUIResource getWrappedFont(FontUIResource systemFont) {
      return new FontUIResource(systemFont.getFontName(), systemFont
          .getStyle(), systemFont.getSize() + this.extra);
    }

    public FontUIResource getControlFont() {
      return this.getWrappedFont(this.delegate.getControlFont());
    }

    public FontUIResource getMenuFont() {
      return this.getWrappedFont(this.delegate.getMenuFont());
    }

    public FontUIResource getMessageFont() {
      return this.getWrappedFont(this.delegate.getMessageFont());
    }

    public FontUIResource getSmallFont() {
      return this.getWrappedFont(this.delegate.getSmallFont());
    }

    public FontUIResource getTitleFont() {
      return this.getWrappedFont(this.delegate.getTitleFont());
    }

    public FontUIResource getWindowTitleFont() {
      return this.getWrappedFont(this.delegate.getWindowTitleFont());
    }
  }

  /**
   * Creates the main frame for <code>this</code> sample.
   */
  public SetFontPolicy() {
    super("Set font policy");

    this.setLayout(new BorderLayout());

    JPanel panel = new JPanel(new FlowLayout());

    // create a slider to control the font size.
    final JSlider fontSizeSlider = new JSlider(-3, 3, 0);
    fontSizeSlider.setPaintLabels(true);
    fontSizeSlider.setMajorTickSpacing(1);
    fontSizeSlider.setToolTipText("Controls the global font set size");
    fontSizeSlider.addChangeListener(new ChangeListener() {
      public void stateChanged(ChangeEvent e) {
        // if the value is adjusting - ignore. This is done
        // to make CPU usage better.
        if (!fontSizeSlider.getModel().getValueIsAdjusting()) {
          final int newValue = fontSizeSlider.getValue();
          SwingUtilities.invokeLater(new Runnable() {
            public void run() {
              // reset the base font policy to null - this
              // restores the original font policy (default size).
              SubstanceLookAndFeel.setFontPolicy(null);
              // Get the default font set
              final FontSet substanceCoreFontSet = SubstanceLookAndFeel
                  .getFontPolicy().getFontSet("Substance",
                      null);
              // Create the wrapper font set
              FontPolicy newFontPolicy = new FontPolicy() {
                public FontSet getFontSet(String lafName,
                    UIDefaults table) {
                  return new WrapperFontSet(
                      substanceCoreFontSet, newValue);
                }
              };

              try {
                SetFontPolicy.this
                    .setCursor(Cursor
                        .getPredefinedCursor(Cursor.WAIT_CURSOR));
                // set the new font policy
                SubstanceLookAndFeel
                    .setFontPolicy(newFontPolicy);
                SetFontPolicy.this.setCursor(Cursor
                    .getDefaultCursor());
              } catch (Exception exc) {
                exc.printStackTrace();
              }
            }
          });
        }
      }
    });
    panel.add(fontSizeSlider);

    panel.add(new JButton("button"));
    panel.add(new JComboBox(new Object[] { "item1", "item2" }));

    this.add(panel, BorderLayout.CENTER);

    this.setSize(400, 200);
    this.setLocationRelativeTo(null);
    this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  }

  /**
   * The main method for <code>this</code> sample. The arguments are ignored.
   *
   * @param args
   *            Ignored.
   */
  public static void main(String[] args) {
    JFrame.setDefaultLookAndFeelDecorated(true);
    JDialog.setDefaultLookAndFeelDecorated(true);
    SwingUtilities.invokeLater(new Runnable() {
      public void run() {
        SubstanceLookAndFeel.setSkin(new BusinessBlackSteelSkin());
        new SetFontPolicy().setVisible(true);
      }
    });
  }
}
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