WebCore/svg/SVGMarkerElement.h

   1 /*
   2     Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
   3                   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 SVGMarkerElement_h
  22 #define SVGMarkerElement_h
  23
  24 #if ENABLE(SVG)
  25
  26 #include "SVGAngle.h"
  27 #include "SVGExternalResourcesRequired.h"
  28 #include "SVGFitToViewBox.h"
  29 #include "SVGLangSpace.h"
  30 #include "SVGResourceMarker.h"
  31 #include "SVGStyledElement.h"
  32
  33 namespace WebCore {
  34
  35     class Document;
  36     class SVGAngle;
  37
  38     extern char SVGOrientTypeAttrIdentifier[];
  39     extern char SVGOrientAngleAttrIdentifier[];
  40
  41     class SVGMarkerElement : public SVGStyledElement,
  42                              public SVGLangSpace,
  43                              public SVGExternalResourcesRequired,
  44                              public SVGFitToViewBox {
  45     public:
  46         enum SVGMarkerUnitsType {
  47             SVG_MARKERUNITS_UNKNOWN           = 0,
  48             SVG_MARKERUNITS_USERSPACEONUSE    = 1,
  49             SVG_MARKERUNITS_STROKEWIDTH       = 2
  50         };
  51
  52         enum SVGMarkerOrientType {
  53             SVG_MARKER_ORIENT_UNKNOWN    = 0,
  54             SVG_MARKER_ORIENT_AUTO       = 1,
  55             SVG_MARKER_ORIENT_ANGLE      = 2
  56         };
  57
  58         SVGMarkerElement(const QualifiedName&, Document*);
  59         virtual ~SVGMarkerElement();
  60
  61         TransformationMatrix viewBoxToViewTransform(float viewWidth, float viewHeight) const;
  62
  63         void setOrientToAuto();
  64         void setOrientToAngle(PassRefPtr<SVGAngle>);
  65
  66         virtual void parseMappedAttribute(MappedAttribute*);
  67         virtual void svgAttributeChanged(const QualifiedName&);
  68         virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
  69
  70         virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
  71         virtual SVGResource* canvasResource();
  72
  73     private:
  74         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGNames::markerTagString, SVGNames::refXAttrString, SVGLength, RefX, refX)
  75         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGNames::markerTagString, SVGNames::refYAttrString, SVGLength, RefY, refY)
  76         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGNames::markerTagString, SVGNames::markerWidthAttrString, SVGLength, MarkerWidth, markerWidth)
  77         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGNames::markerTagString, SVGNames::markerHeightAttrString, SVGLength, MarkerHeight, markerHeight)
  78         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGNames::markerTagString, SVGNames::markerUnitsAttrString, int, MarkerUnits, markerUnits)
  79         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGNames::markerTagString, SVGOrientTypeAttrIdentifier, int, OrientType, orientType)
  80         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGNames::markerTagString, SVGOrientAngleAttrIdentifier, SVGAngle, OrientAngle, orientAngle)
  81
  82         // SVGExternalResourcesRequired
  83         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGExternalResourcesRequiredIdentifier,
  84                                        SVGNames::externalResourcesRequiredAttrString, bool,
  85                                        ExternalResourcesRequired, externalResourcesRequired)
  86
  87         // SVGFitToViewBox
  88         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGFitToViewBoxIdentifier, SVGNames::viewBoxAttrString, FloatRect, ViewBox, viewBox)
  89         ANIMATED_PROPERTY_DECLARATIONS(SVGMarkerElement, SVGFitToViewBoxIdentifier, SVGNames::preserveAspectRatioAttrString, SVGPreserveAspectRatio, PreserveAspectRatio, preserveAspectRatio)
  90
  91         RefPtr<SVGResourceMarker> m_marker;
  92     };
  93
  94 } // namespace WebCore
  95
  96 #endif // ENABLE(SVG)
  97 #endif