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/*
* This file is part of the DOM implementation for KDE.
*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@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 HTML_IMAGEIMPL_H
#define HTML_IMAGEIMPL_H
#include "html/html_inlineimpl.h"
#include "misc/khtmllayout.h"
#include "misc/loader_client.h"
#include "rendering/render_object.h"
#include <QtGui/QRegion>
namespace DOM {
class DOMString;
class HTMLFormElementImpl;
class HTMLCollectionImpl;
class HTMLImageElementImpl
: public HTMLElementImpl, public khtml::CachedObjectClient
{
friend class HTMLFormElementImpl;
public:
HTMLImageElementImpl(DocumentImpl *doc, HTMLFormElementImpl *f = 0);
~HTMLImageElementImpl();
virtual Id id() const;
virtual void parseAttribute(AttributeImpl *);
virtual void attach();
virtual void removedFromDocument();
virtual void insertedIntoDocument();
virtual void addId(const DOMString& id);
virtual void removeId(const DOMString& id);
long width() const;
long height() const;
void setWidth(long width);
void setHeight(long height);
long x() const;
long y() const;
bool isServerMap() const { return ( ismap && !usemap.length() ); }
/** Return the image for this element.
* This has to convert the pixmap into an image first.
* This will return undefined results if complete() is not true.
*/
QImage currentImage() const;
/** Return the pixmap for this element.
* This will return undefined results if complete() is not true.
*/
QPixmap currentPixmap() const;
DOMString altText() const;
DOMString imageMap() const { return usemap; }
/** See if the image has been completely downloaded.
* @return True if and only if the image is completely downloaded yet*/
bool complete() const;
virtual void notifyFinished(khtml::CachedObject *finishedObj);
void dispatchLoadEvent();
khtml::CachedImage* image() { return m_image; }
// This returns true if this image has (or ever had!) cross-domain data; which will make
// it unsafe to getImageData() it in canvas;
bool isUnsafe() const { return unsafe; }
protected:
DOMString usemap;
bool ismap;
bool loadEventSent;
bool unsafe;
khtml::CachedImage *m_image;
HTMLFormElementImpl *m_form;
DOMString m_name;
};
//------------------------------------------------------------------
class HTMLAreaElementImpl : public HTMLAnchorElementImpl
{
public:
enum Shape { Default, Poly, Rect, Circle, Unknown };
HTMLAreaElementImpl(DocumentImpl *doc);
~HTMLAreaElementImpl();
virtual Id id() const;
virtual void parseAttribute(AttributeImpl *attr);
bool isDefault() const { return shape==Default; }
bool mapMouseEvent(int x_, int y_, int width_, int height_,
khtml::RenderObject::NodeInfo& info);
virtual QRect getRect() const;
QRegion cachedRegion() const { return region; }
protected:
QRegion getRegion(int width_, int height) const;
QRegion region;
khtml::Length* m_coords;
int m_coordsLen;
int lastw, lasth;
KDE_BF_ENUM(Shape) shape : 3;
bool nohref : 1;
};
// -------------------------------------------------------------------------
class HTMLMapElementImpl : public HTMLElementImpl
{
public:
HTMLMapElementImpl(DocumentImpl *doc);
~HTMLMapElementImpl();
virtual Id id() const;
virtual DOMString getName() const { return name; }
virtual void parseAttribute(AttributeImpl *attr);
bool mapMouseEvent(int x_, int y_, int width_, int height_,
khtml::RenderObject::NodeInfo& info);
HTMLCollectionImpl* areas();
private:
QString name;
};
} //namespace
#endif
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