1 /*
2 * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005 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 "SVGTransformList.h"
25
26 #include "AffineTransform.h"
27 #include "SVGSVGElement.h"
28 #include "SVGTransform.h"
29
30 #include <wtf/text/StringBuilder.h>
31 #include <wtf/text/StringConcatenate.h>
32
33 namespace WebCore {
34
createSVGTransformFromMatrix(const SVGMatrix & matrix) const35 SVGTransform SVGTransformList::createSVGTransformFromMatrix(const SVGMatrix& matrix) const
36 {
37 return SVGSVGElement::createSVGTransformFromMatrix(matrix);
38 }
39
consolidate()40 SVGTransform SVGTransformList::consolidate()
41 {
42 AffineTransform matrix;
43 if (!concatenate(matrix))
44 return SVGTransform();
45
46 SVGTransform transform(matrix);
47 clear();
48 append(transform);
49 return transform;
50 }
51
concatenate(AffineTransform & result) const52 bool SVGTransformList::concatenate(AffineTransform& result) const
53 {
54 unsigned size = this->size();
55 if (!size)
56 return false;
57
58 for (unsigned i = 0; i < size; ++i)
59 result *= at(i).matrix();
60
61 return true;
62 }
63
valueAsString() const64 String SVGTransformList::valueAsString() const
65 {
66 StringBuilder builder;
67 unsigned size = this->size();
68 for (unsigned i = 0; i < size; ++i) {
69 if (i > 0)
70 builder.append(' ');
71
72 builder.append(at(i).valueAsString());
73 }
74
75 return builder.toString();
76 }
77
78 } // namespace WebCore
79
80 #endif // ENABLE(SVG)
81