1/*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3 *
4 * This code is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 only, as
6 * published by the Free Software Foundation.  Oracle designates this
7 * particular file as subject to the "Classpath" exception as provided
8 * by Oracle in the LICENSE file that accompanied this code.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
24 */
25
26/*
27 *
28 * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved
29 *
30 */
31
32#ifndef __ANCHORTABLES_H
33#define __ANCHORTABLES_H
34
35/**
36 * \file
37 * \internal
38 */
39
40#include "LETypes.h"
41#include "LEFontInstance.h"
42#include "OpenTypeTables.h"
43
44U_NAMESPACE_BEGIN
45
46struct AnchorTable
47{
48    le_uint16  anchorFormat;
49    le_int16   xCoordinate;
50    le_int16   yCoordinate;
51
52  void    getAnchor(const LETableReference &base, LEGlyphID glyphID, const LEFontInstance *fontInstance,
53                      LEPoint &anchor, LEErrorCode &success) const;
54};
55
56struct Format1AnchorTable : AnchorTable
57{
58  void getAnchor(const LEReferenceTo<Format1AnchorTable>& base,
59                 const LEFontInstance *fontInstance, LEPoint &anchor, LEErrorCode &success) const;
60};
61
62struct Format2AnchorTable : AnchorTable
63{
64    le_uint16  anchorPoint;
65
66    void getAnchor(const LEReferenceTo<Format2AnchorTable>& base,
67                   LEGlyphID glyphID, const LEFontInstance *fontInstance,
68                   LEPoint &anchor, LEErrorCode &success) const;
69};
70
71struct Format3AnchorTable : AnchorTable
72{
73    Offset  xDeviceTableOffset;
74    Offset  yDeviceTableOffset;
75
76    void getAnchor(const LEReferenceTo<Format3AnchorTable>& base,
77                   const LEFontInstance *fontInstance, LEPoint &anchor,
78                   LEErrorCode &success) const;
79};
80
81U_NAMESPACE_END
82#endif
83