1/*
2 * Copyright (c) 2010, 2013, 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
26package sun.java2d.xr;
27
28/**
29 * Class to efficiently store rectangles.
30 *
31 * @author Clemens Eisserer
32 */
33public class GrowableRectArray extends GrowableIntArray {
34
35    private static final int RECT_SIZE = 4;
36
37    public GrowableRectArray(int initialSize) {
38        super(RECT_SIZE, initialSize);
39    }
40
41    public final void pushRectValues(int x, int y, int width, int height) {
42        int currSize = size;
43        size += RECT_SIZE;
44
45        if (size >= array.length) {
46            growArray();
47        }
48
49        array[currSize] = x;
50        array[currSize + 1] = y;
51        array[currSize + 2] = width;
52        array[currSize + 3] = height;
53    }
54
55    public final void setX(int index, int x) {
56        array[getCellIndex(index)] = x;
57    }
58
59    public final void setY(int index, int y) {
60        array[getCellIndex(index) + 1] = y;
61    }
62
63    public final void setWidth(int index, int width) {
64        array[getCellIndex(index) + 2] = width;
65    }
66
67    public final void setHeight(int index, int height) {
68        array[getCellIndex(index) + 3] = height;
69    }
70
71    public final int getX(int index) {
72        return array[getCellIndex(index)];
73    }
74
75    public final int getY(int index) {
76        return array[getCellIndex(index) + 1];
77    }
78
79    public final int getWidth(int index) {
80        return array[getCellIndex(index) + 2];
81    }
82
83    public final int getHeight(int index) {
84        return array[getCellIndex(index) + 3];
85    }
86
87    public final void translateRects(int x, int y) {
88        for (int i = 0; i < getSize(); i++) {
89            setX(i, getX(i) + x);
90            setY(i, getY(i) + y);
91        }
92    }
93}
94