// -*- java -*-
// Copyright (c) 1995, 1996 Regents of the University of California.
// All rights reserved.
//
// This software was developed by the Arcadia project
// at the University of California, Irvine.
//
// Redistribution and use in source and binary forms are permitted
// provided that the above copyright notice and this paragraph are
// duplicated in all such forms and that any documentation,
// advertising materials, and other materials related to such
// distribution and use acknowledge that the software was developed
// by the University of California, Irvine.  The name of the
// University may not be used to endorse or promote products derived
// from this software without specific prior written permission.
// THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
// WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.

// File: Compat.java
// Classes: Compat
// Original Author: jrobbins@ics.uci.edu
// $Id: Compat.m4,v 1.6 1997/06/10 23:42:34 jrobbins Exp $

package uci.graphedit;

import java.util.*;
import java.awt.*;

changequote(<<,>>)

/** This class defines many utility functions that relate to functions
 *  that work differently under Sun's JDK 1.0.2 and JDK 1.1. There are
 *  actually two versions of this file: Compat102.java and
 *  Compat11.java. _One_ of these two files should be copied to the
 *  file named Compat.java. The version needed for a given build is
 *  generated using the unix m4 utility (also available for Windows
 *  from www.cygnus.com). <p>
 *  <A HREF="../features.html#cross_development_environments">
 *  <TT>FEATURE: cross_development_environments</TT></A>
 *
 *  This version of Compat is for JDK ifdef(<<jdk11>>,1.1)ifdef(<<jdk102>>,1.0.2). */

  
public class Compat {

  /** Draw a polyline (open polygon). Different JDK versions do this
   *  differently. */
  public static void drawPolyline(Polygon p, Graphics g) {
ifdef(<<jdk11>>,,//jdk11:) g.drawPolyline(p.xpoints, p.ypoints, p.npoints);
ifdef(<<jdk102>>,,//jdk102:) g.drawPolygon(p);
  }

  /** Draw a polyline (open polygon). Different JDK versions do this
   *  differently. */
  public static void drawPolyline(int xs[], int ys[], int np, Graphics g) {
ifdef(<<jdk11>>,,//jdk11:) g.drawPolyline(xs, ys, np);
ifdef(<<jdk102>>,,//jdk102:) g.drawPolygon(xs, ys, np);
  }

  /** Reply true iff the given Graphics is a print job instead of
   *  something to be displayed on the screen. Always false for
   *  JDK1.0.2. */
  public static boolean isPrintJob(Graphics g) {
ifdef(<<jdk11>>,,//jdk11:) return (g instanceof PrintGraphics);
ifdef(<<jdk102>>,,//jdk102:) return false;
  }

  /** Add a menu item to a Menu. */
  public static MenuItem addMenuItem(Menu m, String name) {
    MenuItem mi = new MenuItem(name); // 1.1 and 1.0.2
    m.add(mi);
    return mi;
  }

  /** Add a menu item to a Menu, supports JDK 1.1 keystroke accelerators. */
  public static MenuItem addMenuItem(Menu m, String name, int key) {
ifdef(<<jdk11>>,,//jdk11:) MenuItem mi = new MenuItem(name, new MenuShortcut(key));
ifdef(<<jdk102>>,,//jdk102:) MenuItem mi = new MenuItem(name);
    m.add(mi);
    return mi;
  }

// Needs-More-Work: add support for Modes to set the mouse cursor
//   public static void setCursor() {
//ifdef(<<jdk102>>,,//jdk102:) java.awt.Frame.setCursor(int i);
//ifdef(<<jdk11>>,,//jdk11:) java.awt.Component.setCursor(Cursor c);
//   }
    
} /* end class Compat */