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      1 /*
      2  * Copyright (C) 2006 Nikolas Zimmermann <zimmermann (at) kde.org>
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef SVGResourceMarker_h
     27 #define SVGResourceMarker_h
     28 
     29 #if ENABLE(SVG)
     30 #include "FloatPoint.h"
     31 #include "FloatRect.h"
     32 #include "RenderObject.h"
     33 #include "SVGResource.h"
     34 
     35 namespace WebCore {
     36 
     37     class RenderSVGViewportContainer;
     38     class AffineTransform;
     39 
     40     class SVGResourceMarker : public SVGResource {
     41     public:
     42         static PassRefPtr<SVGResourceMarker> create() { return adoptRef(new SVGResourceMarker); }
     43         virtual ~SVGResourceMarker();
     44 
     45         RenderSVGViewportContainer* renderer() const { return m_renderer; }
     46         void setRenderer(RenderSVGViewportContainer* marker) { m_renderer = marker; }
     47 
     48         void setReferencePoint(const FloatPoint& point) { m_referencePoint = point; }
     49         FloatPoint referencePoint() const { return m_referencePoint; }
     50 
     51         void setAngle(float angle) { m_angle = angle; }
     52         void setAutoAngle() { m_angle = -1; }
     53         float angle() const { return m_angle; }
     54 
     55         void setUseStrokeWidth(bool useStrokeWidth = true) { m_useStrokeWidth = useStrokeWidth; }
     56         bool useStrokeWidth() const { return m_useStrokeWidth; }
     57 
     58         AffineTransform markerTransformation(const FloatPoint& origin, float angle, float strokeWidth) const;
     59         void draw(RenderObject::PaintInfo&, const AffineTransform&);
     60 
     61         virtual SVGResourceType resourceType() const { return MarkerResourceType; }
     62         virtual TextStream& externalRepresentation(TextStream&) const;
     63 
     64     private:
     65         SVGResourceMarker();
     66 
     67         FloatPoint m_referencePoint;
     68         float m_angle;
     69         RenderSVGViewportContainer* m_renderer;
     70         bool m_useStrokeWidth;
     71     };
     72 
     73     SVGResourceMarker* getMarkerById(Document*, const AtomicString&, const RenderObject*);
     74 
     75 } // namespace WebCore
     76 
     77 #endif
     78 
     79 #endif // SVGResourceMarker_h
     80