1 /*
   2  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.java2d.jules;
  27 
  28 public class TrapezoidList {
  29     public static final int TRAP_START_INDEX = 5;
  30     public static final int TRAP_SIZE = 10;
  31 
  32     int[] trapArray;
  33 
  34     public TrapezoidList(int[] trapArray) {
  35         this.trapArray = trapArray;
  36     }
  37 
  38     public final int[] getTrapArray() {
  39         return trapArray;
  40     }
  41 
  42     public final int getSize() {
  43         return trapArray[0];
  44     }
  45 
  46     public final void setSize(int size) {
  47         trapArray[0] = 0;
  48     }
  49 
  50     public final int getLeft() {
  51         return trapArray[1];
  52     }
  53 
  54     public final int getTop() {
  55         return trapArray[2];
  56     }
  57 
  58     public final int getRight() {
  59         return trapArray[3];
  60     }
  61 
  62     public final int getBottom() {
  63         return trapArray[4];
  64     }
  65 
  66 
  67     private int getTrapStartAddresse(int pos) {
  68         return TRAP_START_INDEX + TRAP_SIZE * pos;
  69     }
  70 
  71     public final int getTop(int pos) {
  72         return trapArray[getTrapStartAddresse(pos) + 0];
  73     }
  74 
  75     public final int getBottom(int pos) {
  76         return trapArray[getTrapStartAddresse(pos) + 1];
  77     }
  78 
  79     public final int getP1XLeft(int pos) {
  80         return trapArray[getTrapStartAddresse(pos) + 2];
  81     }
  82 
  83     public final int getP1YLeft(int pos) {
  84         return trapArray[getTrapStartAddresse(pos) + 3];
  85     }
  86 
  87     public final int getP2XLeft(int pos) {
  88         return trapArray[getTrapStartAddresse(pos) + 4];
  89     }
  90 
  91     public final int getP2YLeft(int pos) {
  92         return trapArray[getTrapStartAddresse(pos) + 5];
  93     }
  94 
  95     public final int getP1XRight(int pos) {
  96         return trapArray[getTrapStartAddresse(pos) + 6];
  97     }
  98 
  99     public final int getP1YRight(int pos) {
 100         return trapArray[getTrapStartAddresse(pos) + 7];
 101     }
 102 
 103     public final int getP2XRight(int pos) {
 104         return trapArray[getTrapStartAddresse(pos) + 8];
 105     }
 106 
 107     public final int getP2YRight(int pos) {
 108         return trapArray[getTrapStartAddresse(pos) + 9];
 109     }
 110 }