org.jhotdraw.gui.plaf.palette.PaletteFontChooserPreviewPanel Maven / Gradle / Ivy

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/**
 * @(#)PaletteFontChooserPreviewPanel.java
 *
 * Copyright (c) 1996-2010 by the original authors of JHotDraw and all its
 * contributors. All rights reserved.
 *
 * You may not use, copy or modify this file, except in compliance with the
 * license agreement you entered into with the copyright holders. For details
 * see accompanying license terms.
 */
package org.jhotdraw.gui.plaf.palette;

import java.awt.*;
import javax.swing.plaf.LabelUI;

/**
 * PaletteFontChooserPreviewPanel.
 *
 * @author Werner Randelshofer
 * @version $Id: PaletteFontChooserPreviewPanel.java 723 2010-12-28 14:31:24Z rawcoder $
 */
public class PaletteFontChooserPreviewPanel extends javax.swing.JPanel {
    
    /** Creates new form PaletteFontChooserPreviewPanel */
    public PaletteFontChooserPreviewPanel() {
        initComponents();
        
        previewLabel.setUI((LabelUI) PaletteLabelUI.createUI(previewLabel));
        previewLabel.setBackground(Color.WHITE);
        previewLabel.setForeground(Color.BLACK);
        previewLabel.setOpaque(true);
        
        setPreferredSize(new Dimension(100,50));
        setMinimumSize(new Dimension(100,50));
    }
    
    public void setSelectedFont(Font newValue) {
        if (newValue == null) {
            
            previewLabel.setText((String) PaletteLookAndFeel.getInstance().get("FontChooser.nothingSelected"));
            previewLabel.setFont(getFont());
        } else {
        previewLabel.setText(beautifyName(newValue.getFontName()));
        previewLabel.setFont(newValue.deriveFont(24f));
        }
    }
    
    private String beautifyName(String name) {

        // 'Beautify' the name
        StringBuilder buf = new StringBuilder();
        char prev = name.charAt(0);
        buf.append(prev);
        for (int i = 1; i < name.length(); i++) {
            char ch = name.charAt(i);
            if (prev != ' ' && prev != '-' &&
                    Character.isUpperCase(ch) && !Character.isUpperCase(prev) ||
                    Character.isDigit(ch) && !Character.isDigit(prev)) {
                buf.append(' ');
            }
            buf.append(ch);
            prev = ch;
        }
        name = buf.toString();
        return name;
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // //GEN-BEGIN:initComponents
    private void initComponents() {

        previewLabel = new javax.swing.JLabel();

        setLayout(new java.awt.BorderLayout());

        previewLabel.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        add(previewLabel, java.awt.BorderLayout.CENTER);
    }// //GEN-END:initComponents


    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JLabel previewLabel;
    // End of variables declaration//GEN-END:variables

}