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      1 /*
      2  * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann (at) kde.org>
      3  * Copyright (C) 2004, 2005, 2006, 2008 Rob Buis <buis (at) 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 #include "core/svg/SVGTextElement.h"
     24 
     25 #include "core/rendering/svg/RenderSVGResource.h"
     26 #include "core/rendering/svg/RenderSVGText.h"
     27 
     28 namespace blink {
     29 
     30 inline SVGTextElement::SVGTextElement(Document& doc)
     31     : SVGTextPositioningElement(SVGNames::textTag, doc)
     32 {
     33 }
     34 
     35 DEFINE_NODE_FACTORY(SVGTextElement)
     36 
     37 // We override SVGGraphics::animatedLocalTransform() so that the transform-origin
     38 // is not taken into account.
     39 AffineTransform SVGTextElement::animatedLocalTransform() const
     40 {
     41     AffineTransform matrix;
     42     RenderStyle* style = renderer() ? renderer()->style() : 0;
     43 
     44     // if CSS property was set, use that, otherwise fallback to attribute (if set)
     45     if (style && style->hasTransform()) {
     46         TransformationMatrix t;
     47         // For now, the transform-origin is not taken into account
     48         // Also, any percentage values will not be taken into account
     49         style->applyTransform(t, IntSize(0, 0), RenderStyle::ExcludeTransformOrigin);
     50         // Flatten any 3D transform
     51         matrix = t.toAffineTransform();
     52     } else {
     53         transform()->currentValue()->concatenate(matrix);
     54     }
     55 
     56     const AffineTransform* transform = const_cast<SVGTextElement*>(this)->supplementalTransform();
     57     if (transform)
     58         return *transform * matrix;
     59     return matrix;
     60 }
     61 
     62 RenderObject* SVGTextElement::createRenderer(RenderStyle*)
     63 {
     64     return new RenderSVGText(this);
     65 }
     66 
     67 }
     68