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 library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public License
16 along with this library; see the file COPYING.LIB. If not, write to
17 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
19 */
20
21 #include "config.h"
22
23 #if ENABLE(SVG)
24 #include "SVGZoomAndPan.h"
25
26 #include "MappedAttribute.h"
27 #include "SVGNames.h"
28 #include "SVGParserUtilities.h"
29
30 namespace WebCore {
31
SVGZoomAndPan()32 SVGZoomAndPan::SVGZoomAndPan()
33 : m_zoomAndPan(SVG_ZOOMANDPAN_MAGNIFY)
34 {
35 }
36
~SVGZoomAndPan()37 SVGZoomAndPan::~SVGZoomAndPan()
38 {
39 }
40
zoomAndPan() const41 unsigned short SVGZoomAndPan::zoomAndPan() const
42 {
43 return m_zoomAndPan;
44 }
45
setZoomAndPan(unsigned short zoomAndPan)46 void SVGZoomAndPan::setZoomAndPan(unsigned short zoomAndPan)
47 {
48 m_zoomAndPan = zoomAndPan;
49 }
50
parseMappedAttribute(MappedAttribute * attr)51 bool SVGZoomAndPan::parseMappedAttribute(MappedAttribute* attr)
52 {
53 if (attr->name() == SVGNames::zoomAndPanAttr) {
54 const UChar* start = attr->value().characters();
55 const UChar* end = start + attr->value().length();
56 parseZoomAndPan(start, end);
57 return true;
58 }
59
60 return false;
61 }
62
isKnownAttribute(const QualifiedName & attrName)63 bool SVGZoomAndPan::isKnownAttribute(const QualifiedName& attrName)
64 {
65 return attrName == SVGNames::zoomAndPanAttr;
66 }
67
68 static const UChar disable[] = {'d', 'i', 's', 'a', 'b', 'l', 'e'};
69 static const UChar magnify[] = {'m', 'a', 'g', 'n', 'i', 'f', 'y'};
70
parseZoomAndPan(const UChar * & start,const UChar * end)71 bool SVGZoomAndPan::parseZoomAndPan(const UChar*& start, const UChar* end)
72 {
73 if (skipString(start, end, disable, sizeof(disable) / sizeof(UChar)))
74 setZoomAndPan(SVG_ZOOMANDPAN_DISABLE);
75 else if (skipString(start, end, magnify, sizeof(magnify) / sizeof(UChar)))
76 setZoomAndPan(SVG_ZOOMANDPAN_MAGNIFY);
77 else
78 return false;
79
80 return true;
81 }
82
83 }
84
85 #endif // ENABLE(SVG)
86