1/*
2 * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
4 * Copyright (C) 2014 Samsung Electronics. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#include "config.h"
23#include "core/svg/SVGZoomAndPan.h"
24
25#include "core/svg/SVGParserUtilities.h"
26
27namespace blink {
28
29SVGZoomAndPan::SVGZoomAndPan()
30    : m_zoomAndPan(SVGZoomAndPanMagnify)
31{
32}
33
34void SVGZoomAndPan::resetZoomAndPan()
35{
36    m_zoomAndPan = SVGZoomAndPanMagnify;
37}
38
39bool SVGZoomAndPan::isKnownAttribute(const QualifiedName& attrName)
40{
41    return attrName == SVGNames::zoomAndPanAttr;
42}
43
44void SVGZoomAndPan::addSupportedAttributes(HashSet<QualifiedName>& supportedAttributes)
45{
46    supportedAttributes.add(SVGNames::zoomAndPanAttr);
47}
48
49static const LChar disable[] =  {'d', 'i', 's', 'a', 'b', 'l', 'e'};
50static const LChar magnify[] =  {'m', 'a', 'g', 'n', 'i', 'f', 'y'};
51
52template<typename CharType>
53static bool parseZoomAndPanInternal(const CharType*& start, const CharType* end, SVGZoomAndPanType& zoomAndPan)
54{
55    if (skipString(start, end, disable, WTF_ARRAY_LENGTH(disable))) {
56        zoomAndPan = SVGZoomAndPanDisable;
57        return true;
58    }
59    if (skipString(start, end, magnify, WTF_ARRAY_LENGTH(magnify))) {
60        zoomAndPan = SVGZoomAndPanMagnify;
61        return true;
62    }
63    return false;
64}
65
66bool SVGZoomAndPan::parseZoomAndPan(const LChar*& start, const LChar* end)
67{
68    return parseZoomAndPanInternal(start, end, m_zoomAndPan);
69}
70
71bool SVGZoomAndPan::parseZoomAndPan(const UChar*& start, const UChar* end)
72{
73    return parseZoomAndPanInternal(start, end, m_zoomAndPan);
74}
75
76}
77