/*

 * Copyright (c) 2003, 2005, Oracle and/or its affiliates. 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package javax.swing.plaf.synth;

import java.awt.*;

import java.beans.*;

import javax.swing.*;

import javax.swing.plaf.basic.*;

import sun.swing.DefaultLookup;

/**

 * Synth's SplitPaneDivider.

 *

 * @author Scott Violet

 */

class SynthSplitPaneDivider extends BasicSplitPaneDivider {

    public SynthSplitPaneDivider(BasicSplitPaneUI ui) {

        super(ui);

    }

    protected void setMouseOver(boolean mouseOver) {

        if (isMouseOver() != mouseOver) {

            repaint();

        }

        super.setMouseOver(mouseOver);

    }

    public void propertyChange(PropertyChangeEvent e) {

        super.propertyChange(e);

        if (e.getSource() == splitPane) {

            if (e.getPropertyName() == JSplitPane.ORIENTATION_PROPERTY) {

                if (leftButton instanceof SynthArrowButton) {

                    ((SynthArrowButton)leftButton).setDirection(

                                       mapDirection(true));

                }

                if (rightButton instanceof SynthArrowButton) {

                    ((SynthArrowButton)rightButton).setDirection(

                                       mapDirection(false));

                }

            }

        }

    }

    public void paint(Graphics g) {

        Graphics g2 = g.create();

        SynthContext context = ((SynthSplitPaneUI)splitPaneUI).getContext(

                               splitPane, Region.SPLIT_PANE_DIVIDER);

        Rectangle bounds = getBounds();

        bounds.x = bounds.y = 0;

        SynthLookAndFeel.updateSubregion(context, g, bounds);

        context.getPainter().paintSplitPaneDividerBackground(context,

                          g, 0, 0, bounds.width, bounds.height,

                          splitPane.getOrientation());

        SynthPainter foreground = null;

        context.getPainter().paintSplitPaneDividerForeground(context, g, 0, 0,

                getWidth(), getHeight(), splitPane.getOrientation());

        context.dispose();

        // super.paint(g2);

        for (int counter = 0; counter < getComponentCount(); counter++) {

            Component child = getComponent(counter);

            Rectangle childBounds = child.getBounds();

            Graphics childG = g.create(childBounds.x, childBounds.y,

                                       childBounds.width, childBounds.height);

            child.paint(childG);

            childG.dispose();

        }

        g2.dispose();

    }

    private int mapDirection(boolean isLeft) {

        if (isLeft) {

            if (splitPane.getOrientation() == JSplitPane.HORIZONTAL_SPLIT){

                return SwingConstants.WEST;

            }

            return SwingConstants.NORTH;

        }

        if (splitPane.getOrientation() == JSplitPane.HORIZONTAL_SPLIT){

            return SwingConstants.EAST;

        }

        return SwingConstants.SOUTH;

    }

    /**

     * Creates and return an instance of JButton that can be used to

     * collapse the left component in the split pane.

     */

    protected JButton createLeftOneTouchButton() {

        SynthArrowButton b = new SynthArrowButton(SwingConstants.NORTH);

        int oneTouchSize = lookupOneTouchSize();

        b.setName("SplitPaneDivider.leftOneTouchButton");

        b.setMinimumSize(new Dimension(oneTouchSize, oneTouchSize));

        b.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));

        b.setFocusPainted(false);

        b.setBorderPainted(false);

        b.setRequestFocusEnabled(false);

        b.setDirection(mapDirection(true));

        return b;

    }

    private int lookupOneTouchSize() {

        return DefaultLookup.getInt(splitPaneUI.getSplitPane(), splitPaneUI,

              "SplitPaneDivider.oneTouchButtonSize", ONE_TOUCH_SIZE);

    }

    /**

     * Creates and return an instance of JButton that can be used to

     * collapse the right component in the split pane.

     */

    protected JButton createRightOneTouchButton() {

        SynthArrowButton b = new SynthArrowButton(SwingConstants.NORTH);

        int oneTouchSize = lookupOneTouchSize();

        b.setName("SplitPaneDivider.rightOneTouchButton");

        b.setMinimumSize(new Dimension(oneTouchSize, oneTouchSize));

        b.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));

        b.setFocusPainted(false);

        b.setBorderPainted(false);

        b.setRequestFocusEnabled(false);

        b.setDirection(mapDirection(false));

        return b;

    }

}