/*

 * Copyright 2003-2005 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.*;

class WindowDimensions {

    private Point loc;

    private Dimension size;

    private Insets insets;

    private boolean isClientSizeSet;

    /**

     * If isClient is true, the bounds represent the client window area.

     * Otherwise, they represent the entire window area, with the insets included

     */

    public WindowDimensions(int x, int y, int width, int height, boolean isClient) {

        this(new Rectangle(x, y, width, height), null, isClient);

    }

    /**

     * If isClient is true, the bounds represent the client window area.

     * Otherwise, they represent the entire window area, with the insets included

     */

    public WindowDimensions(Rectangle rec, Insets ins, boolean isClient) {

        if (rec == null) {

            throw new IllegalArgumentException("Client bounds can't be null");

        }

        isClientSizeSet = isClient;

        this.loc = rec.getLocation();

        this.size = rec.getSize();

        setInsets(ins);

    }

    /**

     * If isClient is true, the bounds represent the client window area.

     * Otherwise, they represent the entire window area, with the insets included

     */

    public WindowDimensions(Point loc, Dimension size, Insets in, boolean isClient) {

        this(new Rectangle(loc, size), in, isClient);

    }

    /**

     * If isClient is true, the bounds represent the client window area.

     * Otherwise, they represent the entire window area, with the insets included

     */

    public WindowDimensions(Rectangle bounds, boolean isClient) {

        this(bounds, null, isClient);

    }

    public WindowDimensions(final WindowDimensions dims) {

        this.loc = new Point(dims.loc);

        this.size = new Dimension(dims.size);

        this.insets = (dims.insets != null)?((Insets)dims.insets.clone()):new Insets(0, 0, 0, 0);

        this.isClientSizeSet = dims.isClientSizeSet;

    }

    public Rectangle getClientRect() {

        if (isClientSizeSet) {

            return new Rectangle(loc, size);

        } else {

            // Calculate client bounds

            if (insets != null) {

                return new Rectangle(loc.x, loc.y,

                                     size.width-(insets.left+insets.right),

                                     size.height-(insets.top+insets.bottom));

            } else {

                return new Rectangle(loc, size);

            }

        }

    }

    public void setClientSize(Dimension size) {

        this.size = new Dimension(size);

        isClientSizeSet = true;

    }

    public void setClientSize(int width, int height) {

        size = new Dimension(width, height);

        isClientSizeSet = true;

    }

    public Dimension getClientSize() {

        return getClientRect().getSize();

    }

    public void setSize(int width, int height) {

        size = new Dimension(width, height);

        isClientSizeSet = false;

    }

    public Dimension getSize() {

        return getBounds().getSize();

    }

    public Insets getInsets() {

        return (Insets)insets.clone();

    }

    public Rectangle getBounds() {

        if (isClientSizeSet) {

            Rectangle res = new Rectangle(loc, size);

            res.width += (insets.left + insets.right);

            res.height += (insets.top + insets.bottom);

            return res;

        } else {

            return new Rectangle(loc, size);

        }

    }

    public Point getLocation() {

        return new Point(loc);

    }

    public void setLocation(int x, int y) {

        loc = new Point(x, y);

    }

    public Rectangle getScreenBounds() {

        Dimension size = getClientSize();

        Point location = getLocation(); // this is Java location

        location.x += insets.left;

        location.y += insets.top;

        return new Rectangle(location, size);

    }

    public void setInsets(Insets in) {

        insets = (in != null)?((Insets)in.clone()):new Insets(0, 0, 0, 0);

        if (!isClientSizeSet) {

            if (size.width < (insets.left+insets.right)) {

                size.width = (insets.left+insets.right);

            }

            if (size.height < (insets.top+insets.bottom)) {

                size.height = (insets.top+insets.bottom);

            }

        }

    }

    public boolean isClientSizeSet() {

        return isClientSizeSet;

    }

    public String toString() {

        return "[" + loc + ", " + size + "(" +(isClientSizeSet?"client":"bounds") + ")+" + insets + "]";

    }

    public boolean equals(Object o) {

        if (!(o instanceof WindowDimensions)) {

            return false;

        }

        WindowDimensions dims = (WindowDimensions)o;

        return ((dims.insets.equals(insets)))

            && (getClientRect().equals(dims.getClientRect()))

            && (getBounds().equals(dims.getBounds()));

    }

    public int hashCode() {

        return ((insets == null)? (0):(insets.hashCode())) ^ getClientRect().hashCode() ^ getBounds().hashCode();

    }

}