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Diffstat (limited to 'libjava/java/awt/Insets.java')
| -rw-r--r-- | libjava/java/awt/Insets.java | 203 |
1 files changed, 155 insertions, 48 deletions
diff --git a/libjava/java/awt/Insets.java b/libjava/java/awt/Insets.java index c28353e..20857d5 100644 --- a/libjava/java/awt/Insets.java +++ b/libjava/java/awt/Insets.java @@ -1,56 +1,163 @@ -/* Copyright (C) 2000 Free Software Foundation +/* Insets.java -- Information about a container border. + Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc. - This file is part of libgcj. +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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 USA. + +As a special exception, if you link this library with other files to +produce an executable, this library does not by itself cause the +resulting executable to be covered by the GNU General Public License. +This exception does not however invalidate any other reasons why the +executable file might be covered by the GNU General Public License. */ -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ package java.awt; +/** + * This class represents the "margin" or space around a container. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ public class Insets implements Cloneable, java.io.Serializable { - public int top; - public int left; - public int bottom; - public int right; - - public Insets(int top, int left, int bottom, int right) - { - this.top = top; - this.left = left; - this.bottom = bottom; - this.right = right; - } - - public boolean equals(Object obj) - { - if (obj instanceof Insets) - { - Insets i = (Insets) obj; - return (i.top == top - && i.left == left - && i.bottom == bottom - && i.right == right); - } - return false; - } - - public int hashCode() - { - // FIXME: what is the correct algorithm for this? - return (top * (2 * left) * (3 * right) * (4 * bottom)); - } - - public String toString() - { - return (getClass() + "[top=" + top + ",left=" + left + ",bottom=" - + bottom + ",right=" + right + "]"); - } - - public Object clone() - { - Insets r = new Insets(top, left, bottom, right); - return r; - } + +/* + * Instance Variable + */ + +/** + * @serial The top inset + */ +public int top; + +/** + * @serial This bottom inset + */ +public int bottom; + +/** + * @serial The left inset + */ +public int left; + +/** + * @serial The right inset + */ +public int right; + +/*************************************************************************/ + +/** + * Initializes a new instance of <code>Inset</code> with the specified + * inset values. + * + * @param top The top inset + * @param left The left inset + * @param bottom The bottom inset + * @param right The right inset + */ +public +Insets(int top, int left, int bottom, int right) +{ + this.top = top; + this.left = left; + this.bottom = bottom; + this.right = right; +} + +/*************************************************************************/ + +/* + * Instance Methods + */ + +/** + * Tests whether this object is equal to the specified object. This will + * be true if and only if the specified object: + * <p> + * <ul> + * <li>Is not <code>null</code>. + * <li>Is an instance of <code>Insets</code>. + * <li>Has the same top, bottom, left, and right inset values as this object. + * </ul> + * + * @param obj The object to test against. + * + * @return <code>true</code> if the specified object is equal to this + * one, <code>false</code> otherwise. + */ +public boolean +equals(Object obj) +{ + if (!(obj instanceof Insets)) + return(false); + + Insets i = (Insets)obj; + + if (i.top != top) + return(false); + if (i.bottom != bottom) + return(false); + if (i.left != left) + return(false); + if (i.right != right) + return(false); + + return(true); +} + +public int +hashCode() +{ + return top + bottom + left + right; +} + +/*************************************************************************/ + +/** + * Returns a string representation of this object. + * + * @return A string representation of this object. + */ +public String +toString() +{ + return(getClass().getName() + "(top=" + top + ",bottom=" + bottom + + ",left=" + left + ",right=" + right + ")"); +} + +/*************************************************************************/ + +/** + * Returns a copy of this object. + * + * @return A copy of this object. + */ +public Object +clone() +{ + try + { + return(super.clone()); + } + catch(Exception e) + { + return(null); + } } + +} // class Insets |