ShowLabelColorScheme.java

/**
 * Copyright (C) 2010-14 diirt developers. See COPYRIGHT.TXT
 * All rights reserved. Use is subject to license terms. See LICENSE.TXT
 */
package org.diirt.graphene;

import java.awt.Color;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import javax.swing.JLabel;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;

/**
 *
 * @author carcassi
 */
public class ShowLabelColorScheme extends javax.swing.JFrame {

    private List<JLabel> jLabels = new ArrayList<JLabel>();

    /**
     * Creates new form ShowLabelColorScheme
     */
    public ShowLabelColorScheme() {
        initComponents();
        labels.getDocument().addDocumentListener(new DocumentListener() {

            @Override
            public void insertUpdate(DocumentEvent e) {
                change();
            }

            @Override
            public void removeUpdate(DocumentEvent e) {
                change();
            }

            @Override
            public void changedUpdate(DocumentEvent e) {
                change();
            }

            public void change() {
                String[] tokens = labels.getText().split("\n");
                LabelColorScheme colorScheme = LabelColorSchemes.orderedHueColor(Arrays.asList(tokens));
                System.out.println(Arrays.toString(tokens));
                while (tokens.length > jLabels.size()) {
                    JLabel newLabel = new JLabel();
                    newLabel.setOpaque(true);
                    panel.add(newLabel);
                    jLabels.add(newLabel);
                }
                while (jLabels.size() > tokens.length) {
                    JLabel oldLabel = jLabels.remove(jLabels.size() - 1);
                    panel.remove(oldLabel);
                }
                for (int i = 0; i < tokens.length; i++) {
                    String string = tokens[i];
                    jLabels.get(i).setText(string);
                    jLabels.get(i).setBackground(new Color(colorScheme.getColor(string)));
                }
                panel.revalidate();
            }
        });
    }

    /**
     * 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")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jScrollPane1 = new javax.swing.JScrollPane();
        labels = new javax.swing.JTextArea();
        panel = new javax.swing.JPanel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        labels.setColumns(20);
        labels.setRows(5);
        jScrollPane1.setViewportView(labels);

        panel.setLayout(new java.awt.GridLayout(0, 1));

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 216, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(panel, javax.swing.GroupLayout.DEFAULT_SIZE, 153, Short.MAX_VALUE)
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addComponent(panel, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 274, Short.MAX_VALUE))
                .addContainerGap())
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        /* Set the Nimbus look and feel */
        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
         */
        try {
            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
                if ("Nimbus".equals(info.getName())) {
                    javax.swing.UIManager.setLookAndFeel(info.getClassName());
                    break;
                }
            }
        } catch (ClassNotFoundException ex) {
            java.util.logging.Logger.getLogger(ShowLabelColorScheme.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(ShowLabelColorScheme.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(ShowLabelColorScheme.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(ShowLabelColorScheme.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        }
        //</editor-fold>

        /* Create and display the form */
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new ShowLabelColorScheme().setVisible(true);
            }
        });
    }
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextArea labels;
    private javax.swing.JPanel panel;
    // End of variables declaration//GEN-END:variables
}