/*
 * Copyright (c) 1997, 2014, 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
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package com.sun.java.swing.plaf.windows;

import java.awt.*;
import java.awt.event.MouseEvent;

import javax.swing.plaf.*;
import javax.swing.plaf.basic.*;
import javax.swing.*;

import static com.sun.java.swing.plaf.windows.TMSchema.*;
import static com.sun.java.swing.plaf.windows.XPStyle.Skin;


Windows rendition of the component.

Warning:
Serialized objects of this class will not be compatible with
future Swing releases.  The current serialization support is appropriate
for short term storage or RMI between applications running the same
version of Swing.  A future release of Swing will provide support for
long term persistence.
/**
 * Windows rendition of the component.
 * <p>
 * <strong>Warning:</strong>
 * Serialized objects of this class will not be compatible with
 * future Swing releases.  The current serialization support is appropriate
 * for short term storage or RMI between applications running the same
 * version of Swing.  A future release of Swing will provide support for
 * long term persistence.
 */
public class WindowsSliderUI extends BasicSliderUI
{
    private boolean rollover = false;
    private boolean pressed = false;

    public WindowsSliderUI(JSlider b){
        super(b);
    }

    public static ComponentUI createUI(JComponent b) {
        return new WindowsSliderUI((JSlider)b);
    }


    
Overrides to return a private track listener subclass which handles
the HOT, PRESSED, and FOCUSED states.
Since:
1.6/**
     * Overrides to return a private track listener subclass which handles
     * the HOT, PRESSED, and FOCUSED states.
     * @since 1.6
     */
    protected TrackListener createTrackListener(JSlider slider) {
        return new WindowsTrackListener();
    }

    private class WindowsTrackListener extends TrackListener {

        public void mouseMoved(MouseEvent e) {
            updateRollover(thumbRect.contains(e.getX(), e.getY()));
            super.mouseMoved(e);
        }

        public void mouseEntered(MouseEvent e) {
            updateRollover(thumbRect.contains(e.getX(), e.getY()));
            super.mouseEntered(e);
        }

        public void mouseExited(MouseEvent e) {
            updateRollover(false);
            super.mouseExited(e);
        }

        public void mousePressed(MouseEvent e) {
            updatePressed(thumbRect.contains(e.getX(), e.getY()));
            super.mousePressed(e);
        }

        public void mouseReleased(MouseEvent e) {
            updatePressed(false);
            super.mouseReleased(e);
        }

        public void updatePressed(boolean newPressed) {
            // You can't press a disabled slider
            if (!slider.isEnabled()) {
                return;
            }
            if (pressed != newPressed) {
                pressed = newPressed;
                slider.repaint(thumbRect);
            }
        }

        public void updateRollover(boolean newRollover) {
            // You can't have a rollover on a disabled slider
            if (!slider.isEnabled()) {
                return;
            }
            if (rollover != newRollover) {
                rollover = newRollover;
                slider.repaint(thumbRect);
            }
        }

    }


    public void paintTrack(Graphics g)  {
        XPStyle xp = XPStyle.getXP();
        if (xp != null) {
            boolean vertical = (slider.getOrientation() == JSlider.VERTICAL);
            Part part = vertical ? Part.TKP_TRACKVERT : Part.TKP_TRACK;
            Skin skin = xp.getSkin(slider, part);

            if (vertical) {
                int x = (trackRect.width - skin.getWidth()) / 2;
                skin.paintSkin(g, trackRect.x + x, trackRect.y,
                               skin.getWidth(), trackRect.height, null);
            } else {
                int y = (trackRect.height - skin.getHeight()) / 2;
                skin.paintSkin(g, trackRect.x, trackRect.y + y,
                               trackRect.width, skin.getHeight(), null);
            }
        } else {
            super.paintTrack(g);
        }
    }


    protected void paintMinorTickForHorizSlider( Graphics g, Rectangle tickBounds, int x ) {
        XPStyle xp = XPStyle.getXP();
        if (xp != null) {
            g.setColor(xp.getColor(slider, Part.TKP_TICS, null, Prop.COLOR, Color.black));
        }
        super.paintMinorTickForHorizSlider(g, tickBounds, x);
    }

    protected void paintMajorTickForHorizSlider( Graphics g, Rectangle tickBounds, int x ) {
        XPStyle xp = XPStyle.getXP();
        if (xp != null) {
            g.setColor(xp.getColor(slider, Part.TKP_TICS, null, Prop.COLOR, Color.black));
        }
        super.paintMajorTickForHorizSlider(g, tickBounds, x);
    }

    protected void paintMinorTickForVertSlider( Graphics g, Rectangle tickBounds, int y ) {
        XPStyle xp = XPStyle.getXP();
        if (xp != null) {
            g.setColor(xp.getColor(slider, Part.TKP_TICSVERT, null, Prop.COLOR, Color.black));
        }
        super.paintMinorTickForVertSlider(g, tickBounds, y);
    }

    protected void paintMajorTickForVertSlider( Graphics g, Rectangle tickBounds, int y ) {
        XPStyle xp = XPStyle.getXP();
        if (xp != null) {
            g.setColor(xp.getColor(slider, Part.TKP_TICSVERT, null, Prop.COLOR, Color.black));
        }
        super.paintMajorTickForVertSlider(g, tickBounds, y);
    }


    public void paintThumb(Graphics g)  {
        XPStyle xp = XPStyle.getXP();
        if (xp != null) {
            Part part = getXPThumbPart();
            State state = State.NORMAL;

            if (slider.hasFocus()) {
                state = State.FOCUSED;
            }
            if (rollover) {
                state = State.HOT;
            }
            if (pressed) {
                state = State.PRESSED;
            }
            if(!slider.isEnabled()) {
                state = State.DISABLED;
            }

            xp.getSkin(slider, part).paintSkin(g, thumbRect.x, thumbRect.y, state);
        } else {
            super.paintThumb(g);
        }
    }

    protected Dimension getThumbSize() {
        XPStyle xp = XPStyle.getXP();
        if (xp != null) {
            Dimension size = new Dimension();
            Skin s = xp.getSkin(slider, getXPThumbPart());
            size.width = s.getWidth();
            size.height = s.getHeight();
            return size;
        } else {
            return super.getThumbSize();
        }
    }

    private Part getXPThumbPart() {
        Part part;
        boolean vertical = (slider.getOrientation() == JSlider.VERTICAL);
        boolean leftToRight = slider.getComponentOrientation().isLeftToRight();
        Boolean paintThumbArrowShape =
                (Boolean)slider.getClientProperty("Slider.paintThumbArrowShape");
        if ((!slider.getPaintTicks() && paintThumbArrowShape == null) ||
            paintThumbArrowShape == Boolean.FALSE) {
                part = vertical ? Part.TKP_THUMBVERT
                                : Part.TKP_THUMB;
        } else {
                part = vertical ? (leftToRight ? Part.TKP_THUMBRIGHT : Part.TKP_THUMBLEFT)
                                : Part.TKP_THUMBBOTTOM;
        }
        return part;
    }
}