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      1 /*
      2     Copyright (C) Research In Motion Limited 2010. All rights reserved.
      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     aint 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 "SVGShadowTreeElements.h"
     24 
     25 #include "Document.h"
     26 #include "FloatSize.h"
     27 #include "RenderObject.h"
     28 #include "SVGNames.h"
     29 
     30 namespace WebCore {
     31 
     32 // SVGShadowTreeContainerElement
     33 SVGShadowTreeContainerElement::SVGShadowTreeContainerElement(Document* document)
     34     : SVGGElement(SVGNames::gTag, document)
     35 {
     36 }
     37 
     38 SVGShadowTreeContainerElement::~SVGShadowTreeContainerElement()
     39 {
     40 }
     41 
     42 FloatSize SVGShadowTreeContainerElement::containerTranslation() const
     43 {
     44     return FloatSize(m_xOffset.value(this), m_yOffset.value(this));
     45 }
     46 
     47 // SVGShadowTreeRootElement
     48 SVGShadowTreeRootElement::SVGShadowTreeRootElement(Document* document, Node* shadowParent)
     49     : SVGShadowTreeContainerElement(document)
     50     , m_shadowParent(shadowParent)
     51 {
     52     setInDocument(true);
     53 }
     54 
     55 SVGShadowTreeRootElement::~SVGShadowTreeRootElement()
     56 {
     57 }
     58 
     59 void SVGShadowTreeRootElement::attachElement(PassRefPtr<RenderStyle> style, RenderArena* arena)
     60 {
     61     ASSERT(m_shadowParent);
     62 
     63     // Create the renderer with the specified style
     64     RenderObject* renderer = createRenderer(arena, style.get());
     65     if (renderer) {
     66         setRenderer(renderer);
     67         renderer->setStyle(style);
     68     }
     69 
     70     // Set these explicitly since this normally happens during an attach()
     71     setAttached();
     72 
     73     // Add the renderer to the render tree
     74     if (renderer)
     75         m_shadowParent->renderer()->addChild(renderer);
     76 }
     77 
     78 }
     79 
     80 #endif
     81