# khtml Library API Documentation

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# render_box.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_box.h,v 1.57.2.3 2003/05/18 12:34:40 mueller Exp $
    00023  */
    00024 #ifndef RENDER_BOX_H
    00025 #define RENDER_BOX_H
    00026
    00027 #include "render_container.h"
    00028 #include "misc/loader.h"
    00029
    00030 namespace khtml {
    00031     class CachedObject;
    00032
    00033 class RenderBox : public RenderContainer
    00034 {
    00035
    00036
    00037 // combines ElemImpl & PosElImpl (all rendering objects are positioned)
    00038 // should contain all border and padding handling
    00039
    00040 public:
    00041     RenderBox(DOM::NodeImpl* node);
    00042     virtual ~RenderBox();
    00043
    00044     virtual const char *renderName() const { return "RenderBox"; }
    00045
    00046     virtual void setStyle(RenderStyle *style);
    00047     virtual void paint(QPainter *p, int _x, int _y, int _w, int _h,
    00048                        int _tx, int _ty);
    00049
    00050     virtual void close();
    00051
    00052     virtual short minWidth() const { return m_minWidth; }
    00053     virtual short maxWidth() const { return m_maxWidth; }
    00054
    00055     virtual short contentWidth() const;
    00056     virtual int contentHeight() const;
    00057
    00058     virtual bool absolutePosition(int &xPos, int &yPos, bool f = false);
    00059
    00060     virtual void setPos( int xPos, int yPos );
    00061
    00062     virtual int xPos() const { return m_x; }
    00063     virtual int yPos() const { return m_y; }
    00064     virtual short width() const;
    00065     virtual int height() const;
    00066
    00067     virtual short marginTop() const { return m_marginTop; }
    00068     virtual short marginBottom() const { return m_marginBottom; }
    00069     virtual short marginLeft() const { return m_marginLeft; }
    00070     virtual short marginRight() const { return m_marginRight; }
    00071
    00072     virtual void setWidth( int width ) { m_width = width; }
    00073     virtual void setHeight( int height ) { m_height = height; }
    00074
    00075     virtual void position(int x, int y, int from, int len, int width, bool reverse, bool firstLine, int);
    00076
    00077     virtual int lowestPosition() const;
    00078     virtual int rightmostPosition() const;
    00079
    00080     virtual void repaint();
    00081
    00082     virtual void repaintRectangle(int x, int y, int w, int h, bool f=false);
    00083
    00084     virtual void setPixmap(const QPixmap &, const QRect&, CachedImage *);
    00085
    00086     virtual short containingBlockWidth() const;
    00087
    00088     virtual void calcWidth();
    00089     virtual void calcHeight();
    00090
    00091     virtual short calcReplacedWidth() const;
    00092     virtual int   calcReplacedHeight() const;
    00093
    00094     virtual int availableHeight() const;
    00095
    00096     void calcVerticalMargins();
    00097
    00098     void relativePositionOffset(int &tx, int &ty);
    00099
    00100 protected:
    00101     virtual void paintBoxDecorations(QPainter *p,int _x, int _y,
    00102                                        int _w, int _h, int _tx, int _ty);
    00103     void paintBackground(QPainter *p, const QColor &c, CachedImage *bg, int clipy, int cliph, int _tx, int _ty, int w, int h);
    00104     void outlineBox(QPainter *p, int _tx, int _ty, const char *color = "red");
    00105
    00106     virtual int borderTopExtra() { return 0; }
    00107     virtual int borderBottomExtra() { return 0; }
    00108
    00109     void calcAbsoluteHorizontal();
    00110     void calcAbsoluteVertical();
    00111
    00112     void calcHorizontalMargins(const Length& ml, const Length& mr, int cw);
    00113
    00114     void calcClip(QPainter* p, int tx, int ty);
    00115
    00116     // the actual height of the contents + borders + padding
    00117     int m_height;
    00118
    00119     int m_y;
    00120
    00121     short m_x;
    00122     short m_width;
    00123
    00124     short m_marginTop;
    00125     short m_marginBottom;
    00126
    00127     short m_marginLeft;
    00128     short m_marginRight;
    00129
    00130     /*
    00131      * the minimum width the element needs, to be able to render
    00132      * its content without clipping
    00133      */
    00134     short m_minWidth;
    00135     /* The maximum width the element can fill horizontally
    00136      * ( = the width of the element with line breaking disabled)
    00137      */
    00138     short m_maxWidth;
    00139 };
    00140
    00141
    00142 } //namespace
    00143
    00144 #endif

This file is part of the documentation for kdelibs Version 3.1.5.
Documentation copyright © 1996-2002 the KDE developers.
Generated on Wed Jan 28 13:34:31 2004 by doxygen 1.3.4 written by Dimitri van Heesch, © 1997-2001