khtml/svg/SVGAnimateTransformElement.h

   1 /*
   2     Copyright (C) 2004, 2005 Nikolas Zimmermann <wildfox@kde.org>
   3                   2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
   4     Copyright (C) 2007 Eric Seidel <eric@webkit.org>
   5     Copyright (C) 2008 Apple Inc. All Rights Reserved.
   6
   7     This file is part of the KDE project
   8
   9     This library is free software; you can redistribute it and/or
  10     modify it under the terms of the GNU Library General Public
  11     License as published by the Free Software Foundation; either
  12     version 2 of the License, or (at your option) any later version.
  13
  14     This library is distributed in the hope that it will be useful,
  15     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17     Library General Public License for more details.
  18
  19     You should have received a copy of the GNU Library General Public License
  20     along with this library; see the file COPYING.LIB.  If not, write to
  21     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  22     Boston, MA 02110-1301, USA.
  23 */
  24
  25 #ifndef SVGAnimateTransformElement_h
  26 #define SVGAnimateTransformElement_h
  27 #if ENABLE(SVG) && ENABLE(SVG_ANIMATION)
  28
  29 #include "SVGAnimationElement.h"
  30 #include "SVGTransform.h"
  31 #include "SVGTransformDistance.h"
  32
  33 namespace WebCore {
  34
  35     class AffineTransform;
  36
  37     class SVGAnimateTransformElement : public SVGAnimationElement {
  38     public:
  39         SVGAnimateTransformElement(const QualifiedName&, Document*);
  40         virtual ~SVGAnimateTransformElement();
  41
  42         virtual bool hasValidTarget() const;
  43
  44         virtual void parseMappedAttribute(MappedAttribute*);
  45
  46     protected:
  47         virtual const SVGElement* contextElement() const { return this; }
  48
  49     private:
  50         virtual void resetToBaseValue(const String&);
  51         virtual bool calculateFromAndToValues(const String& fromString, const String& toString);
  52         virtual bool calculateFromAndByValues(const String& fromString, const String& byString);
  53         virtual void calculateAnimatedValue(float percentage, unsigned repeat, SVGSMILElement* resultElement);
  54         virtual void applyResultsToTarget();
  55         virtual float calculateDistance(const String& fromString, const String& toString);
  56
  57         SVGTransform parseTransformValue(const String&) const;
  58
  59         SVGTransform::SVGTransformType m_type;
  60
  61         unsigned m_baseIndexInTransformList;
  62
  63         SVGTransform m_toTransform;
  64         SVGTransform m_fromTransform;
  65     };
  66
  67 } // namespace WebCore
  68
  69 #endif // ENABLE(SVG)
  70 #endif // SVGAnimateTransformElement_h
  71
  72 // vim:ts=4:noet