third_party/WebKit/Source/core/svg/SVGLinearGradientElement.h

   1 /*
   2  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
   3  * Copyright (C) 2004, 2005, 2006 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 #ifndef SVGLinearGradientElement_h
  22 #define SVGLinearGradientElement_h
  23
  24 #include "core/SVGNames.h"
  25 #include "core/svg/SVGAnimatedLength.h"
  26 #include "core/svg/SVGGradientElement.h"
  27 #include "platform/heap/Handle.h"
  28
  29 namespace blink {
  30
  31 struct LinearGradientAttributes;
  32
  33 class SVGLinearGradientElement final : public SVGGradientElement {
  34     DEFINE_WRAPPERTYPEINFO();
  35 public:
  36     DECLARE_NODE_FACTORY(SVGLinearGradientElement);
  37
  38     bool collectGradientAttributes(LinearGradientAttributes&);
  39
  40     SVGAnimatedLength* x1() const { return m_x1.get(); }
  41     SVGAnimatedLength* y1() const { return m_y1.get(); }
  42     SVGAnimatedLength* x2() const { return m_x2.get(); }
  43     SVGAnimatedLength* y2() const { return m_y2.get(); }
  44
  45     DECLARE_VIRTUAL_TRACE();
  46
  47 private:
  48     explicit SVGLinearGradientElement(Document&);
  49
  50     void svgAttributeChanged(const QualifiedName&) override;
  51
  52     LayoutObject* createLayoutObject(const ComputedStyle&) override;
  53
  54     bool selfHasRelativeLengths() const override;
  55
  56     RefPtrWillBeMember<SVGAnimatedLength> m_x1;
  57     RefPtrWillBeMember<SVGAnimatedLength> m_y1;
  58     RefPtrWillBeMember<SVGAnimatedLength> m_x2;
  59     RefPtrWillBeMember<SVGAnimatedLength> m_y2;
  60 };
  61
  62 } // namespace blink
  63
  64 #endif // SVGLinearGradientElement_h