WebCore/svg/SVGAnimateMotionElement.h

   1 /*
   2  Copyright (C) 2007 Eric Seidel <eric@webkit.org>
   3  Copyright (C) 2008 Apple Inc. All Rights Reserved.
   4
   5  This file is part of the WebKit 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 SVGAnimateMotionElement_h
  24 #define SVGAnimateMotionElement_h
  25 #if ENABLE(SVG_ANIMATION)
  26
  27 #include "SVGAnimationElement.h"
  28 #include "AffineTransform.h"
  29 #include "Path.h"
  30
  31 namespace WebCore {
  32
  33     class SVGAnimateMotionElement : public SVGAnimationElement {
  34     public:
  35         SVGAnimateMotionElement(const QualifiedName&, Document*);
  36         virtual ~SVGAnimateMotionElement();
  37
  38         virtual bool hasValidTarget() const;
  39
  40         virtual void parseMappedAttribute(MappedAttribute*);
  41
  42     private:
  43         virtual void resetToBaseValue(const String&);
  44         virtual bool calculateFromAndToValues(const String& fromString, const String& toString);
  45         virtual bool calculateFromAndByValues(const String& fromString, const String& byString);
  46         virtual void calculateAnimatedValue(float percentage, unsigned repeat, SVGSMILElement* resultElement);
  47         virtual void applyResultsToTarget();
  48         virtual float calculateDistance(const String& fromString, const String& toString);
  49         virtual Path animationPath() const;
  50
  51         enum RotateMode {
  52             RotateAngle,
  53             RotateAuto,
  54             RotateAutoReverse
  55         };
  56         RotateMode rotateMode() const;
  57
  58         FloatSize m_animatedTranslation;
  59         float m_animatedAngle;
  60
  61         // Note: we do not support percentage values for to/from coords as the spec implies we should (opera doesn't either)
  62         FloatPoint m_fromPoint;
  63         float m_fromAngle;
  64         FloatPoint m_toPoint;
  65         float m_toAngle;
  66
  67         unsigned m_baseIndexInTransformList;
  68
  69         Path m_path;
  70         Vector<float> m_keyPoints;
  71         float m_angle;
  72     };
  73
  74 } // namespace WebCore
  75
  76 #endif // ENABLE(SVG_ANIMATION)
  77 #endif // SVGAnimateMotionElement_h
  78
  79 // vim:ts=4:noet