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.  and others 1998-2013 - All Rights Reserved
29 *
30 */
31
32#include "LETypes.h"
33#include "MorphTables.h"
34#include "SubtableProcessor2.h"
35#include "NonContextualGlyphSubst.h"
36#include "NonContextualGlyphSubstProc2.h"
37#include "TrimmedArrayProcessor2.h"
38#include "LEGlyphStorage.h"
39#include "LESwaps.h"
40
41U_NAMESPACE_BEGIN
42
43UOBJECT_DEFINE_RTTI_IMPLEMENTATION(TrimmedArrayProcessor2)
44
45TrimmedArrayProcessor2::TrimmedArrayProcessor2()
46{
47}
48
49TrimmedArrayProcessor2::TrimmedArrayProcessor2(const LEReferenceTo<MorphSubtableHeader2> &morphSubtableHeader, LEErrorCode &success)
50  : NonContextualGlyphSubstitutionProcessor2(morphSubtableHeader, success)
51{
52    const LEReferenceTo<NonContextualGlyphSubstitutionHeader2> header(morphSubtableHeader, success);
53
54    trimmedArrayLookupTable = LEReferenceTo<TrimmedArrayLookupTable>(morphSubtableHeader, success, &header->table);
55    firstGlyph = SWAPW(trimmedArrayLookupTable->firstGlyph);
56    lastGlyph = firstGlyph + SWAPW(trimmedArrayLookupTable->glyphCount);
57    valueArray = LEReferenceToArrayOf<LookupValue>(morphSubtableHeader, success, &trimmedArrayLookupTable->valueArray[0], LE_UNBOUNDED_ARRAY);
58}
59
60TrimmedArrayProcessor2::~TrimmedArrayProcessor2()
61{
62}
63
64void TrimmedArrayProcessor2::process(LEGlyphStorage &glyphStorage, LEErrorCode &success)
65{
66    if(LE_FAILURE(success)) return;
67    le_int32 glyphCount = glyphStorage.getGlyphCount();
68    le_int32 glyph;
69
70    for (glyph = 0; glyph < glyphCount; glyph += 1) {
71        LEGlyphID thisGlyph = glyphStorage[glyph];
72        TTGlyphID ttGlyph = (TTGlyphID) LE_GET_GLYPH(thisGlyph);
73
74        if ((ttGlyph > firstGlyph) && (ttGlyph < lastGlyph)) {
75            TTGlyphID newGlyph = SWAPW(valueArray(ttGlyph - firstGlyph, success));
76
77            glyphStorage[glyph] = LE_SET_GLYPH(thisGlyph, newGlyph);
78        }
79    }
80}
81
82U_NAMESPACE_END
83