khtml/svg/SVGFitToViewBox.h

   1 /*
   2     Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
   3                   2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
   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 #ifndef SVGFitToViewBox_h
  24 #define SVGFitToViewBox_h
  25
  26 #if ENABLE(SVG)
  27 #include "SVGElement.h"
  28
  29 namespace WebCore {
  30
  31     class AffineTransform;
  32     class SVGPreserveAspectRatio;
  33
  34     class SVGFitToViewBox {
  35     public:
  36         SVGFitToViewBox();
  37         virtual ~SVGFitToViewBox();
  38
  39         // 'SVGFitToViewBox' functions
  40         bool parseViewBox(const UChar*& start, const UChar* end, float& x, float& y, float& w, float& h, bool validate = true);
  41         virtual AffineTransform viewBoxToViewTransform(float viewWidth, float viewHeight) const;
  42
  43         bool parseMappedAttribute(MappedAttribute*);
  44         bool isKnownAttribute(const QualifiedName&);
  45
  46     protected:
  47         virtual const SVGElement* contextElement() const = 0;
  48
  49     private:
  50         ANIMATED_PROPERTY_DECLARATIONS_WITH_CONTEXT(SVGFitToViewBox, FloatRect, FloatRect, ViewBox, viewBox)
  51         ANIMATED_PROPERTY_DECLARATIONS_WITH_CONTEXT(SVGFitToViewBox, SVGPreserveAspectRatio*, RefPtr<SVGPreserveAspectRatio>, PreserveAspectRatio, preserveAspectRatio)
  52     };
  53
  54 } // namespace WebCore
  55
  56 #endif // ENABLE(SVG)
  57 #endif // SVGFitToViewBox_h