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# render_image.h

    00001 /*
    00002  * This file is part of the DOM implementation for KDE.
    00003  *
    00004  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
    00005  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
    00006  *
    00007  * This library is free software; you can redistribute it and/or
    00008  * modify it under the terms of the GNU Library General Public
    00009  * License as published by the Free Software Foundation; either
    00010  * version 2 of the License, or (at your option) any later version.
    00011  *
    00012  * This library is distributed in the hope that it will be useful,
    00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00015  * Library General Public License for more details.
    00016  *
    00017  * You should have received a copy of the GNU Library General Public License
    00018  * along with this library; see the file COPYING.LIB.  If not, write to
    00019  * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00020  * Boston, MA 02111-1307, USA.
    00021  *
    00022  * $Id: render_image.h,v 1.36.2.4 2004/01/10 18:54:02 mueller Exp $
    00023  */
    00024 #ifndef RENDER_IMAGE_H
    00025 #define RENDER_IMAGE_H
    00026
    00027 #include "html/dtd.h"
    00028 #include "html/html_elementimpl.h"
    00029 #include "rendering/render_replaced.h"
    00030 #include "dom/dom_string.h"
    00031
    00032 #include <qmap.h>
    00033 #include <qpixmap.h>
    00034
    00035 namespace khtml {
    00036
    00037 class DocLoader;
    00038
    00039 class RenderImage : public RenderReplaced
    00040 {
    00041 public:
    00042     RenderImage(DOM::HTMLElementImpl *_element);
    00043     virtual ~RenderImage();
    00044
    00045     virtual const char *renderName() const { return "RenderImage"; }
    00046
    00047     virtual bool isRendered() const { return true; }
    00048
    00049     virtual void paintObject( QPainter *p, int /*x*/, int /*y*/, int /*w*/, int /*h*/, int tx, int ty);
    00050
    00051     virtual void layout();
    00052
    00053     virtual void setPixmap( const QPixmap &, const QRect&, CachedImage *);
    00054
    00055     // don't even think about making these methods virtual!
    00056     QPixmap pixmap() const;
    00057     DOM::HTMLElementImpl* element() const
    00058     { return static_cast<DOM::HTMLElementImpl*>(RenderObject::element()); }
    00059
    00060     bool complete() const;
    00061
    00062     // hook to keep RendeObject::m_inline() up to date
    00063     virtual void setStyle(RenderStyle *style);
    00064     virtual void updateFromElement();
    00065
    00066     virtual void notifyFinished(CachedObject *finishedObj);
    00067     virtual bool nodeAtPoint(NodeInfo& info, int x, int y, int tx, int ty);
    00068
    00069     virtual short calcReplacedWidth() const;
    00070     virtual int   calcReplacedHeight() const;
    00071
    00072 private:
    00073     /*
    00074      * Cache for images that need resizing
    00075      */
    00076     QPixmap resizeCache;
    00077
    00078     // text to display as long as the image isn't available
    00079     DOM::DOMString alt;
    00080
    00081     CachedImage *image;
    00082     bool berrorPic : 1;
    00083     bool loadEventSent : 1;
    00084 };
    00085
    00086
    00087 } //namespace
    00088
    00089 #endif

This file is part of the documentation for kdelibs Version 3.1.5.
Documentation copyright © 1996-2002 the KDE developers.
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