1 /*
2 Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
3 2004, 2005, 2006 Rob Buis <buis@kde.org>
4 2009 Google, Inc.
5
6 This library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Library General Public
8 License as published by the Free Software Foundation; either
9 version 2 of the License, or (at your option) any later version.
10
11 This library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Library General Public License for more details.
15
16 You should have received a copy of the GNU Library General Public License
17 along with this library; see the file COPYING.LIB. If not, write to
18 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 Boston, MA 02110-1301, USA.
20 */
21
22 #include "config.h"
23
24 #if ENABLE(SVG)
25 #include "RenderSVGTransformableContainer.h"
26
27 #include "SVGShadowTreeElements.h"
28 #include "SVGStyledTransformableElement.h"
29
30 namespace WebCore {
31
RenderSVGTransformableContainer(SVGStyledTransformableElement * node)32 RenderSVGTransformableContainer::RenderSVGTransformableContainer(SVGStyledTransformableElement* node)
33 : RenderSVGContainer(node)
34 {
35 }
36
localToParentTransform() const37 const AffineTransform& RenderSVGTransformableContainer::localToParentTransform() const
38 {
39 return m_localTransform;
40 }
41
localTransform() const42 AffineTransform RenderSVGTransformableContainer::localTransform() const
43 {
44 return m_localTransform;
45 }
46
calculateLocalTransform()47 void RenderSVGTransformableContainer::calculateLocalTransform()
48 {
49 m_localTransform = static_cast<SVGStyledTransformableElement*>(node())->animatedLocalTransform();
50 if (!node()->hasTagName(SVGNames::gTag) || !static_cast<SVGGElement*>(node())->isShadowTreeContainerElement())
51 return;
52
53 FloatSize translation = static_cast<SVGShadowTreeContainerElement*>(node())->containerTranslation();
54 if (translation.width() == 0 && translation.height() == 0)
55 return;
56
57 m_localTransform.translate(translation.width(), translation.height());
58 }
59
60 }
61
62 #endif // ENABLE(SVG)
63