/*
 * Copyright 2010 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the LICENSE file that accompanied this code.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */
package sun.awt.X11;

import java.awt.Canvas;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Rectangle;

/**
 * Horizontal or vertical dividing line. Used in {@link XFileDialogPeer) and
 * {@link XDirectoryDialogPeer).
 * 
 * @author c.cerbo
 */
class Separator extends Canvas {

    public final static int HORIZONTAL = 0;
    public final static int VERTICAL = 1;
    int orientation;

    public Separator(int length, int thickness, int orient) {
        super();
        orientation = orient;
        if (orient == HORIZONTAL) {
            resize(length, thickness);
        } else {
            // VERTICAL
            resize(thickness, length);
        }
    }

    @Override
    public void paint(Graphics g) {
        int x1, y1, x2, y2;
        Rectangle bbox = bounds();
        Color c = getBackground();
        Color brighter = c.brighter();
        Color darker = c.darker();

        if (orientation == HORIZONTAL) {
            x1 = 0;
            x2 = bbox.width - 1;
            y1 = y2 = bbox.height / 2 - 1;

        } else {
            // VERTICAL
            x1 = x2 = bbox.width / 2 - 1;
            y1 = 0;
            y2 = bbox.height - 1;
        }
        g.setColor(darker);
        g.drawLine(x1, y2, x2, y2);
        g.setColor(brighter);
        if (orientation == HORIZONTAL) {
            g.drawLine(x1, y2 + 1, x2, y2 + 1);
        } else {
            g.drawLine(x1 + 1, y2, x2 + 1, y2);
        }
    }
}