diff options
Diffstat (limited to 'libjava/java/awt/Point.java')
| -rw-r--r-- | libjava/java/awt/Point.java | 245 |
1 files changed, 0 insertions, 245 deletions
diff --git a/libjava/java/awt/Point.java b/libjava/java/awt/Point.java deleted file mode 100644 index 492749b..0000000 --- a/libjava/java/awt/Point.java +++ /dev/null @@ -1,245 +0,0 @@ -/* Point.java -- represents a point in 2-D space - Copyright (C) 1999, 2002 Free Software Foundation - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath 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 for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package java.awt; - -import java.awt.geom.Point2D; -import java.io.Serializable; - -/** - * This class represents a point on the screen using cartesian coordinates. - * Remember that in screen coordinates, increasing x values go from left to - * right, and increasing y values go from top to bottom. - * - * <p>There are some public fields; if you mess with them in an inconsistent - * manner, it is your own fault when you get invalid results. Also, this - * class is not threadsafe. - * - * @author Per Bothner (bothner@cygnus.com) - * @author Aaron M. Renn (arenn@urbanophile.com) - * @author Eric Blake (ebb9@email.byu.edu) - * @since 1.0 - * @status updated to 1.4 - */ -public class Point extends Point2D implements Serializable -{ - /** - * Compatible with JDK 1.0+. - */ - private static final long serialVersionUID = -5276940640259749850L; - - /** - * The x coordinate. - * - * @see #getLocation() - * @see #move(int, int) - * @serial the X coordinate of the point - */ - public int x; - - /** - * The y coordinate. - * - * @see #getLocation() - * @see #move(int, int) - * @serial The Y coordinate of the point - */ - public int y; - - /** - * Initializes a new instance of <code>Point</code> representing the - * coordiates (0,0). - * - * @since 1.1 - */ - public Point() - { - } - - /** - * Initializes a new instance of <code>Point</code> with coordinates - * identical to the coordinates of the specified points. - * - * @param p the point to copy the coordinates from - * @throws NullPointerException if p is null - */ - public Point(Point p) - { - x = p.x; - y = p.y; - } - - /** - * Initializes a new instance of <code>Point</code> with the specified - * coordinates. - * - * @param x the X coordinate - * @param y the Y coordinate - */ - public Point(int x, int y) - { - this.x = x; - this.y = y; - } - - /** - * Get the x coordinate. - * - * @return the value of x, as a double - */ - public double getX() - { - return x; - } - - /** - * Get the y coordinate. - * - * @return the value of y, as a double - */ - public double getY() - { - return y; - } - - /** - * Returns the location of this point. A pretty useless method, as this - * is already a point. - * - * @return a copy of this point - * @see #setLocation(Point) - * @since 1.1 - */ - public Point getLocation() - { - return new Point(x, y); - } - - /** - * Sets this object's coordinates to match those of the specified point. - * - * @param p the point to copy the coordinates from - * @throws NullPointerException if p is null - * @since 1.1 - */ - public void setLocation(Point p) - { - x = p.x; - y = p.y; - } - - /** - * Sets this object's coordinates to the specified values. This method - * is identical to the <code>move()</code> method. - * - * @param x the new X coordinate - * @param y the new Y coordinate - */ - public void setLocation(int x, int y) - { - this.x = x; - this.y = y; - } - - /** - * Sets this object's coordinates to the specified values. This method - * performs normal casting from double to int, so you may lose precision. - * - * @param x the new X coordinate - * @param y the new Y coordinate - */ - public void setLocation(double x, double y) - { - this.x = (int) x; - this.y = (int) y; - } - - /** - * Sets this object's coordinates to the specified values. This method - * is identical to the <code>setLocation(int, int)</code> method. - * - * @param x the new X coordinate - * @param y the new Y coordinate - */ - public void move(int x, int y) - { - this.x = x; - this.y = y; - } - - /** - * Changes the coordinates of this point such that the specified - * <code>dx</code> parameter is added to the existing X coordinate and - * <code>dy</code> is added to the existing Y coordinate. - * - * @param dx the amount to add to the X coordinate - * @param dy the amount to add to the Y coordinate - */ - public void translate(int dx, int dy) - { - x += dx; - y += dy; - } - - /** - * Tests whether or not this object is equal to the specified object. - * This will be true if and only if the specified object is an instance - * of Point2D and has the same X and Y coordinates. - * - * @param obj the object to test against for equality - * @return true if the specified object is equal - */ - public boolean equals(Object obj) - { - if (! (obj instanceof Point2D)) - return false; - Point2D p = (Point2D) obj; - return x == p.getX() && y == p.getY(); - } - - /** - * Returns a string representation of this object. The format is: - * <code>getClass().getName() + "[x=" + x + ",y=" + y + ']'</code>. - * - * @return a string representation of this object - */ - public String toString() - { - return getClass().getName() + "[x=" + x + ",y=" + y + ']'; - } -} // class Point |