KHtml

SVGTransformList.cpp
1 /*
2  Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <[email protected]>
3  2004, 2005 Rob Buis <[email protected]>
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 "wtf/Platform.h"
24 
25 #if ENABLE(SVG)
26 #include "AffineTransform.h"
27 #include "SVGSVGElement.h"
28 #include "SVGTransformDistance.h"
29 #include "SVGTransformList.h"
30 
31 using namespace WebCore;
32 
33 SVGTransformList::SVGTransformList(const QualifiedName &attributeName)
34  : SVGPODList<SVGTransform>(attributeName)
35 {
36 }
37 
38 SVGTransformList::~SVGTransformList()
39 {
40 }
41 
42 SVGTransform SVGTransformList::createSVGTransformFromMatrix(const AffineTransform &matrix) const
43 {
44  return SVGSVGElement::createSVGTransformFromMatrix(matrix);
45 }
46 
47 SVGTransform SVGTransformList::consolidate()
48 {
49  ExceptionCode ec = 0;
50  return initialize(concatenate(), ec);
51 }
52 
53 SVGTransform SVGTransformList::concatenate() const
54 {
55  unsigned int length = numberOfItems();
56  if (!length) {
57  return SVGTransform();
58  }
59 
60  AffineTransform matrix;
61  ExceptionCode ec = 0;
62  for (unsigned int i = 0; i < length; i++) {
63  matrix = getItem(i, ec).matrix() * matrix;
64  }
65 
66  return SVGTransform(matrix);
67 }
68 
69 SVGTransform SVGTransformList::concatenateForType(SVGTransform::SVGTransformType type) const
70 {
71  unsigned int length = numberOfItems();
72  if (!length) {
73  return SVGTransform();
74  }
75 
76  ExceptionCode ec = 0;
77  SVGTransformDistance totalTransform;
78  for (unsigned int i = 0; i < length; i++) {
79  const SVGTransform &transform = getItem(i, ec);
80  if (transform.type() == type) {
81  totalTransform.addSVGTransform(transform);
82  }
83  }
84 
85  return totalTransform.addToSVGTransform(SVGTransform());
86 }
87 
88 #endif // ENABLE(SVG)
KCRASH_EXPORT void initialize()
KDOCTOOLS_EXPORT QString transform(const QString &file, const QString &stylesheet, const QVector< const char * > &params=QVector< const char * >())
QString getItem(const QString &caption, const QString &label, const QStringList &list, int current=0, bool editable=false, bool *ok=nullptr, QWidget *parent=nullptr)
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