2ba5f77454
* All files: Updated copyright information. * COPYING: New file. * COPYING.LIB: Removed. * LIBGCJ_LICENSE: We now use GPL + special exception. From-SVN: r32387
70 lines
1.6 KiB
Java
70 lines
1.6 KiB
Java
/* Copyright (C) 1999 Free Software Foundation
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This file is part of libjava.
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This software is copyrighted work licensed under the terms of the
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Libjava License. Please consult the file "LIBJAVA_LICENSE" for
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details. */
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package java.awt.geom;
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/**
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* @author Per Bothner <bothner@cygnus.com>
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* @date Fenruary 8, 1999.
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*/
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/* Written using "Java Class Libraries", 2nd edition, plus online
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* API docs for JDK 1.2 beta from http://www.javasoft.com.
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* Status: Believed complete and correct, except that neither toString
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* nor hashCode have been compared with JDK output.
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*/
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public abstract class Point2D implements Cloneable
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{
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public abstract double getX();
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public abstract double getY();
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public abstract void setLocation (double x, double y);
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public void setLocation (Point2D pt) { setLocation(pt.getX(), pt.getY()); }
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static public double distanceSq (double X1, double Y1, double X2, double Y2)
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{
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X2 -= X1;
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Y2 -= Y1;
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return X2*X2 + Y2*Y2;
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}
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static public double distance (double X1, double Y1, double X2, double Y2)
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{
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return Math.sqrt(distance(X1, Y1, X2, Y2));
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}
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public double distanceSq (double PX, double PY)
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{
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return distanceSq (getX(), PX, getY(), PY);
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}
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public double distance (double PX, double PY)
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{
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return distance (getX(), PX, getY(), PY);
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}
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public double distanceSq (Point2D pt)
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{
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return distanceSq (getX(), pt.getX(), getY(), pt.getY());
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}
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public double distance (Point2D pt)
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{
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return distance (getX(), pt.getX(), getY(), pt.getY());
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}
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public int hashCode() { return (int) getX() ^ (int) getY(); }
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public Object clone()
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{
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return super.clone();
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}
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}
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