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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2004, 2008, 2010 Apple Inc. All rights reserved.
* Copyright (C) 2010 Google Inc. All rights reserved.
*
* 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 HTMLImageElement_h
#define HTMLImageElement_h
#include "FormNamedItem.h"
#include "GraphicsTypes.h"
#include "HTMLElement.h"
#include "HTMLImageLoader.h"
namespace WebCore {
class HTMLFormElement;
struct ImageCandidate;
class HTMLImageElement : public HTMLElement, public FormNamedItem {
friend class HTMLFormElement;
public:
static Ref<HTMLImageElement> create(Document&);
static Ref<HTMLImageElement> create(const QualifiedName&, Document&, HTMLFormElement*);
static Ref<HTMLImageElement> createForJSConstructor(Document&, const int* optionalWidth, const int* optionalHeight);
virtual ~HTMLImageElement();
int width(bool ignorePendingStylesheets = false);
int height(bool ignorePendingStylesheets = false);
int naturalWidth() const;
int naturalHeight() const;
const AtomicString& currentSrc() const { return m_currentSrc; }
bool isServerMap() const;
const AtomicString& altText() const;
CompositeOperator compositeOperator() const { return m_compositeOperator; }
CachedImage* cachedImage() const { return m_imageLoader.image(); }
#if PLATFORM(QT)
void setCachedImage(CachedImage* i) { m_imageLoader.setImage(i); };
#endif
void setLoadManually(bool loadManually) { m_imageLoader.setLoadManually(loadManually); }
bool matchesCaseFoldedUsemap(const AtomicStringImpl&) const;
const AtomicString& alt() const;
void setHeight(int);
URL src() const;
void setSrc(const String&);
void setWidth(int);
int x() const;
int y() const;
bool complete() const;
#if PLATFORM(IOS)
virtual bool willRespondToMouseClickEvents() override;
#endif
bool hasPendingActivity() const { return m_imageLoader.hasPendingActivity(); }
virtual bool canContainRangeEndPoint() const override { return false; }
virtual const AtomicString& imageSourceURL() const override;
bool hasShadowControls() const { return m_experimentalImageMenuEnabled; }
HTMLPictureElement* pictureElement() const;
void setPictureElement(HTMLPictureElement*);
protected:
HTMLImageElement(const QualifiedName&, Document&, HTMLFormElement* = 0);
virtual void didMoveToNewDocument(Document* oldDocument) override;
private:
virtual void parseAttribute(const QualifiedName&, const AtomicString&) override;
virtual bool isPresentationAttribute(const QualifiedName&) const override;
virtual void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStyleProperties&) override;
virtual void didAttachRenderers() override;
virtual RenderPtr<RenderElement> createElementRenderer(Ref<RenderStyle>&&, const RenderTreePosition&) override;
void setBestFitURLAndDPRFromImageCandidate(const ImageCandidate&);
virtual bool canStartSelection() const override;
virtual bool isURLAttribute(const Attribute&) const override;
virtual bool attributeContainsURL(const Attribute&) const override;
virtual String completeURLsInAttributeValue(const URL& base, const Attribute&) const override;
virtual bool draggable() const override;
virtual void addSubresourceAttributeURLs(ListHashSet<URL>&) const override;
virtual InsertionNotificationRequest insertedInto(ContainerNode&) override;
virtual void removedFrom(ContainerNode&) override;
virtual bool isFormAssociatedElement() const override final { return false; }
virtual FormNamedItem* asFormNamedItem() override final { return this; }
virtual HTMLImageElement& asHTMLElement() override final { return *this; }
virtual const HTMLImageElement& asHTMLElement() const override final { return *this; }
void selectImageSource();
ImageCandidate bestFitSourceFromPictureElement();
HTMLImageLoader m_imageLoader;
HTMLFormElement* m_form;
HTMLFormElement* m_formSetByParser;
CompositeOperator m_compositeOperator;
AtomicString m_bestFitImageURL;
AtomicString m_currentSrc;
AtomicString m_caseFoldedUsemap;
float m_imageDevicePixelRatio;
bool m_experimentalImageMenuEnabled;
bool m_hadNameBeforeAttributeChanged { false }; // FIXME: We only need this because parseAttribute() can't see the old value.
#if ENABLE(SERVICE_CONTROLS)
void updateImageControls();
void createImageControls();
void destroyImageControls();
bool hasImageControls() const;
virtual bool childShouldCreateRenderer(const Node&) const override;
#endif
friend class HTMLPictureElement;
};
} //namespace
#endif
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