libjava/javax/swing/text/View.java

   1 /* View.java --
   2    Copyright (C) 2002 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Classpath.
   5
   6 GNU Classpath is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Classpath is distributed in the hope that it will be useful, but
  12 WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Classpath; see the file COPYING.  If not, write to the
  18 Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19 02111-1307 USA.
  20
  21 Linking this library statically or dynamically with other modules is
  22 making a combined work based on this library.  Thus, the terms and
  23 conditions of the GNU General Public License cover the whole
  24 combination.
  25
  26 As a special exception, the copyright holders of this library give you
  27 permission to link this library with independent modules to produce an
  28 executable, regardless of the license terms of these independent
  29 modules, and to copy and distribute the resulting executable under
  30 terms of your choice, provided that you also meet, for each linked
  31 independent module, the terms and conditions of the license of that
  32 module.  An independent module is a module which is not derived from
  33 or based on this library.  If you modify this library, you may extend
  34 this exception to your version of the library, but you are not
  35 obligated to do so.  If you do not wish to do so, delete this
  36 exception statement from your version. */
  37
  38 package javax.swing.text;
  39
  40 import java.awt.*;
  41 import javax.swing.*;
  42 import java.util.*;
  43
  44 public abstract class View implements SwingConstants
  45 {
  46     static int BadBreakWeight;
  47     static int ExcellentBreakWeight;
  48     static int ForcedBreakWeight;
  49     static int GoodBreakWeight;
  50
  51     public final static int X_AXIS = 0;
  52     public final static int Y_AXIS = 1;
  53
  54     float width, height;
  55     Element elt;
  56     View parent;
  57
  58     /**
  59      * this vector contains the views ordered at offsets...
  60      */
  61     Vector v = new Vector();
  62
  63
  64     public View(Element elem)
  65     {
  66         elt = elem;
  67     }
  68
  69     public int getViewCount()
  70     {
  71         return v.size();
  72     }
  73
  74     public View getView(int a)
  75     {
  76         return (View) v.get(a);
  77     }
  78
  79     public void remove(int i)
  80     {
  81         v.removeElementAt(i);
  82     }
  83
  84     public void insert(int off, View view)
  85     {
  86         v.insertElementAt(view, off);
  87     }
  88
  89     public void append(View view)
  90     {
  91         v.addElement(view);
  92     }
  93
  94     public void paint(Graphics g, Shape allocation)
  95     {
  96         System.out.println("view.paint() !!!!");
  97     }
  98
  99     public void setParent(View a)
 100     {
 101         parent = a;
 102     }
 103
 104     public View getParent()
 105     {
 106         return parent;
 107     }
 108
 109     public void setSize(int w, int h)
 110     {
 111         width  = w;
 112         height = h;
 113     }
 114
 115     public Document getDocument()
 116     {
 117         return getElement().getDocument();
 118     }
 119
 120     public Element getElement()
 121     {
 122         return elt;
 123     }
 124
 125     public float getPreferredSpan(int a)
 126     {
 127         switch (a)
 128             {
 129             case X_AXIS:  return width;
 130             case Y_AXIS:  return height;
 131             default:
 132                 {
 133                     System.err.println("I sure wish Java had enums !!! ");
 134                     return 0;
 135                 }
 136             }
 137     }
 138 }
 139