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      1 /*
      2  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann (at) kde.org>
      3  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis (at) 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 #include "SVGAnimatedAngle.h"
     26 #include "SVGAnimatedBoolean.h"
     27 #include "SVGAnimatedEnumeration.h"
     28 #include "SVGAnimatedLength.h"
     29 #include "SVGAnimatedPreserveAspectRatio.h"
     30 #include "SVGAnimatedRect.h"
     31 #include "SVGExternalResourcesRequired.h"
     32 #include "SVGFitToViewBox.h"
     33 #include "SVGLangSpace.h"
     34 #include "SVGStyledElement.h"
     35 
     36 namespace WebCore {
     37 
     38 class SVGMarkerElement : public SVGStyledElement,
     39                          public SVGLangSpace,
     40                          public SVGExternalResourcesRequired,
     41                          public SVGFitToViewBox {
     42 public:
     43     enum SVGMarkerUnitsType {
     44         SVG_MARKERUNITS_UNKNOWN           = 0,
     45         SVG_MARKERUNITS_USERSPACEONUSE    = 1,
     46         SVG_MARKERUNITS_STROKEWIDTH       = 2
     47     };
     48 
     49     enum SVGMarkerOrientType {
     50         SVG_MARKER_ORIENT_UNKNOWN    = 0,
     51         SVG_MARKER_ORIENT_AUTO       = 1,
     52         SVG_MARKER_ORIENT_ANGLE      = 2
     53     };
     54 
     55     static PassRefPtr<SVGMarkerElement> create(const QualifiedName&, Document*);
     56 
     57     AffineTransform viewBoxToViewTransform(float viewWidth, float viewHeight) const;
     58 
     59     void setOrientToAuto();
     60     void setOrientToAngle(const SVGAngle&);
     61 
     62 private:
     63     SVGMarkerElement(const QualifiedName&, Document*);
     64 
     65     virtual bool needsPendingResourceHandling() const { return false; }
     66 
     67     virtual void parseMappedAttribute(Attribute*);
     68     virtual void svgAttributeChanged(const QualifiedName&);
     69     virtual void synchronizeProperty(const QualifiedName&);
     70     virtual void fillAttributeToPropertyTypeMap();
     71     virtual AttributeToPropertyTypeMap& attributeToPropertyTypeMap();
     72     virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
     73 
     74     virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
     75 
     76     virtual bool selfHasRelativeLengths() const;
     77 
     78     static const AtomicString& orientTypeIdentifier();
     79     static const AtomicString& orientAngleIdentifier();
     80 
     81     // Animated property declarations
     82     DECLARE_ANIMATED_LENGTH(RefX, refX)
     83     DECLARE_ANIMATED_LENGTH(RefY, refY)
     84     DECLARE_ANIMATED_LENGTH(MarkerWidth, markerWidth)
     85     DECLARE_ANIMATED_LENGTH(MarkerHeight, markerHeight)
     86     DECLARE_ANIMATED_ENUMERATION(MarkerUnits, markerUnits)
     87     DECLARE_ANIMATED_ENUMERATION(OrientType, orientType)
     88     DECLARE_ANIMATED_ANGLE(OrientAngle, orientAngle)
     89 
     90     // SVGExternalResourcesRequired
     91     DECLARE_ANIMATED_BOOLEAN(ExternalResourcesRequired, externalResourcesRequired)
     92 
     93     // SVGFitToViewBox
     94     DECLARE_ANIMATED_RECT(ViewBox, viewBox)
     95     DECLARE_ANIMATED_PRESERVEASPECTRATIO(PreserveAspectRatio, preserveAspectRatio)
     96 };
     97 
     98 }
     99 
    100 #endif
    101 #endif
    102