1 /*
2 Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
4
5 This file is part of the KDE project
6
7 This library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Library General Public
9 License as published by the Free Software Foundation; either
10 version 2 of the License, or (at your option) any later version.
11
12 This library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Library General Public License for more details.
16
17 You should have received a copy of the GNU Library General Public License
18 along with this library; see the file COPYING.LIB. If not, write to
19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 Boston, MA 02110-1301, USA.
21 */
22
23 #include "config.h"
24
25 #if ENABLE(SVG)
26 #include "SVGZoomAndPan.h"
27
28 #include "MappedAttribute.h"
29 #include "SVGNames.h"
30 #include "SVGParserUtilities.h"
31
32 namespace WebCore {
33
SVGZoomAndPan()34 SVGZoomAndPan::SVGZoomAndPan()
35 : m_zoomAndPan(SVG_ZOOMANDPAN_MAGNIFY)
36 {
37 }
38
~SVGZoomAndPan()39 SVGZoomAndPan::~SVGZoomAndPan()
40 {
41 }
42
zoomAndPan() const43 unsigned short SVGZoomAndPan::zoomAndPan() const
44 {
45 return m_zoomAndPan;
46 }
47
setZoomAndPan(unsigned short zoomAndPan)48 void SVGZoomAndPan::setZoomAndPan(unsigned short zoomAndPan)
49 {
50 m_zoomAndPan = zoomAndPan;
51 }
52
parseMappedAttribute(MappedAttribute * attr)53 bool SVGZoomAndPan::parseMappedAttribute(MappedAttribute* attr)
54 {
55 if (attr->name() == SVGNames::zoomAndPanAttr) {
56 const UChar* start = attr->value().characters();
57 const UChar* end = start + attr->value().length();
58 parseZoomAndPan(start, end);
59 return true;
60 }
61
62 return false;
63 }
64
isKnownAttribute(const QualifiedName & attrName)65 bool SVGZoomAndPan::isKnownAttribute(const QualifiedName& attrName)
66 {
67 return attrName == SVGNames::zoomAndPanAttr;
68 }
69
70 static const UChar disable[] = {'d', 'i', 's', 'a', 'b', 'l', 'e'};
71 static const UChar magnify[] = {'m', 'a', 'g', 'n', 'i', 'f', 'y'};
72
parseZoomAndPan(const UChar * & start,const UChar * end)73 bool SVGZoomAndPan::parseZoomAndPan(const UChar*& start, const UChar* end)
74 {
75 if (skipString(start, end, disable, sizeof(disable) / sizeof(UChar)))
76 setZoomAndPan(SVG_ZOOMANDPAN_DISABLE);
77 else if (skipString(start, end, magnify, sizeof(magnify) / sizeof(UChar)))
78 setZoomAndPan(SVG_ZOOMANDPAN_MAGNIFY);
79 else
80 return false;
81
82 return true;
83 }
84
85 }
86
87 #endif // ENABLE(SVG)
88