SVGFEImageElement.h   [plain text]

/*
    Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
                  2004, 2005 Rob Buis <buis@kde.org>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#ifndef SVGFEImageElement_h
#define SVGFEImageElement_h

#if ENABLE(SVG) && ENABLE(FILTERS)
#include "CachedResourceClient.h"
#include "CachedResourceHandle.h"
#include "ImageBuffer.h"
#include "SVGExternalResourcesRequired.h"
#include "SVGFEImage.h"
#include "SVGFilterPrimitiveStandardAttributes.h"
#include "SVGLangSpace.h"
#include "SVGPreserveAspectRatio.h"
#include "SVGURIReference.h"

namespace WebCore {

class SVGFEImageElement : public SVGFilterPrimitiveStandardAttributes,
                          public SVGURIReference,
                          public SVGLangSpace,
                          public SVGExternalResourcesRequired,
                          public CachedResourceClient {
public:
    SVGFEImageElement(const QualifiedName&, Document*);
    virtual ~SVGFEImageElement();

    virtual void parseMappedAttribute(MappedAttribute*);
    virtual void synchronizeProperty(const QualifiedName&);
    virtual void notifyFinished(CachedResource*);

    virtual void addSubresourceAttributeURLs(ListHashSet<KURL>&) const;
    virtual PassRefPtr<FilterEffect> build(SVGFilterBuilder*);

private:
    void requestImageResource();

    DECLARE_ANIMATED_PROPERTY(SVGFEImageElement, SVGNames::preserveAspectRatioAttr, SVGPreserveAspectRatio, PreserveAspectRatio, preserveAspectRatio)

    // SVGURIReference
    DECLARE_ANIMATED_PROPERTY(SVGFEImageElement, XLinkNames::hrefAttr, String, Href, href)

    // SVGExternalResourcesRequired
    DECLARE_ANIMATED_PROPERTY(SVGFEImageElement, SVGNames::externalResourcesRequiredAttr, bool, ExternalResourcesRequired, externalResourcesRequired)

    CachedResourceHandle<CachedImage> m_cachedImage;
    OwnPtr<ImageBuffer> m_targetImage;
};

} // namespace WebCore

#endif // ENABLE(SVG)
#endif