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
26 package sun.java2d.xr;
27
28 /**
29 * Represents a single tile, used to store the rectangles covering the area
30 * of the mask where the tile is located.
31 *
32 * @author Clemens Eisserer
33 */
34 public class MaskTile {
35 GrowableRectArray rects;
36 DirtyRegion dirtyArea;
37
38 public MaskTile()
39 {
40 rects = new GrowableRectArray(128);
41 dirtyArea = new DirtyRegion();
42 }
43
44 public void calculateDirtyAreas()
45 {
46 for (int i=0; i < rects.getSize(); i++) {
47 int x = rects.getX(i);
48 int y = rects.getY(i);
49 dirtyArea.growDirtyRegion(x, y,
50 x + rects.getWidth(i),
51 y + rects.getHeight(i));
52 }
53 }
54
55 public void reset() {
56 rects.clear();
57 dirtyArea.clear();
58 }
|
1 /*
2 * Copyright (c) 2010, 2018, 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.xr;
27
28 /**
29 * Represents a single tile, used to store the rectangles covering the area
30 * of the mask where the tile is located.
31 *
32 * @author Clemens Eisserer
33 */
34 public class RectTile {
35 GrowableRectArray rects;
36 DirtyRegion dirtyArea;
37
38 public RectTile()
39 {
40 rects = new GrowableRectArray(128);
41 dirtyArea = new DirtyRegion();
42 }
43
44 public void calculateDirtyAreas()
45 {
46 for (int i=0; i < rects.getSize(); i++) {
47 int x = rects.getX(i);
48 int y = rects.getY(i);
49 dirtyArea.growDirtyRegion(x, y,
50 x + rects.getWidth(i),
51 y + rects.getHeight(i));
52 }
53 }
54
55 public void reset() {
56 rects.clear();
57 dirtyArea.clear();
58 }
|