1 /*
2 * Copyright (C) 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20 #include "config.h"
21
22 #if ENABLE(SVG)
23 #include "JSSVGMatrix.h"
24
25 #include "TransformationMatrix.h"
26 #include "SVGException.h"
27
28 using namespace JSC;
29
30 namespace WebCore {
31
inverse(ExecState * exec,const ArgList &)32 JSValue JSSVGMatrix::inverse(ExecState* exec, const ArgList&)
33 {
34 TransformationMatrix imp(*impl());
35 JSC::JSValue result = toJS(exec, deprecatedGlobalObjectForPrototype(exec), JSSVGStaticPODTypeWrapper<TransformationMatrix>::create(imp.inverse()).get(), m_context.get());
36
37 if (!imp.isInvertible())
38 setDOMException(exec, SVGException::SVG_MATRIX_NOT_INVERTABLE);
39
40 return result;
41 }
42
rotateFromVector(ExecState * exec,const ArgList & args)43 JSValue JSSVGMatrix::rotateFromVector(ExecState* exec, const ArgList& args)
44 {
45 TransformationMatrix imp(*impl());
46
47 float x = args.at(0).toFloat(exec);
48 float y = args.at(1).toFloat(exec);
49
50 JSC::JSValue result = toJS(exec, deprecatedGlobalObjectForPrototype(exec), JSSVGStaticPODTypeWrapper<TransformationMatrix>::create(imp.rotateFromVector(x, y)).get(), m_context.get());
51
52 if (x == 0.0 || y == 0.0)
53 setDOMException(exec, SVGException::SVG_INVALID_VALUE_ERR);
54
55 return result;
56 }
57
58 }
59
60 #endif // ENABLE(SVG)
61