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/*
 * ===========================================
 * Java Pdf Extraction Decoding Access Library
 * ===========================================
 *
 * Project Info:  http://www.idrsolutions.com
 * Help section for developers at http://www.idrsolutions.com/java-pdf-library-support/
 *
 * (C) Copyright 1997-2013, IDRsolutions and Contributors.
 *
 * 	This file is part of JPedal
 *
     This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library 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
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


 *
 * ---------------
 * SignaturesTreeCellRenderer.java
 * ---------------
 */
package org.jpedal.examples.viewer.gui;

import java.awt.Color;
import java.awt.Component;
import java.awt.Font;
import java.net.URL;

import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeCellRenderer;

public class SignaturesTreeCellRenderer extends DefaultTreeCellRenderer {

	private static final long serialVersionUID = 3836751358084001778L;
	private Icon icon;

	@Override
	public Icon getLeafIcon() {
		return this.icon;
	}

	@Override
	public Component getTreeCellRendererComponent(JTree tree, Object value, boolean isSelected, boolean expanded, boolean leaf, int row,
			boolean hasFocus) {

		DefaultMutableTreeNode node = ((DefaultMutableTreeNode) value);
		value = node.getUserObject();
		int level = node.getLevel();

		String s = value.toString();
		this.icon = null;
		Font treeFont = tree.getFont();

		if (level == 2) {
			DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent();
			String text = parent.getUserObject().toString();
			if (text.equals("The following signature fields are not signed")) {
				URL resource = getClass().getResource("/org/jpedal/examples/viewer/res/unlock.png");
				this.icon = new ImageIcon(resource);
			}
			else {
				URL resource = getClass().getResource("/org/jpedal/examples/viewer/res/lock.gif");
				this.icon = new ImageIcon(resource);
				treeFont = new Font(treeFont.getFamily(), Font.BOLD, treeFont.getSize());
			}
		}

		setFont(treeFont);
		setText(s);
		setIcon(this.icon);
		if (isSelected) {
			setBackground(new Color(236, 233, 216));
			setForeground(Color.BLACK);
		}
		else {
			setBackground(tree.getBackground());
			setForeground(tree.getForeground());
		}
		setEnabled(tree.isEnabled());

		setOpaque(true);

		return this;
	}
}