Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 213 insertions, 0 deletions

diff --git a/khtml/rendering/render_box.h b/khtml/rendering/render_box.h
new file mode 100644
index 000000000..ad0a5b9fb
--- /dev/null
+++ b/khtml/rendering/render_box.h
@@ -0,0 +1,213 @@
+/*
+ * This file is part of the DOM implementation for KDE.
+ *
+ * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ *           (C) 2002-2003 Apple Computer, Inc.
+ *
+ * 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 RENDER_BOX_H
+#define RENDER_BOX_H
+
+#include "render_container.h"
+
+namespace khtml {
+
+enum WidthType { Width, MinWidth, MaxWidth };
+enum HeightType { Height, MinHeight, MaxHeight };
+
+class RenderBlock;
+
+class RenderBox : public RenderContainer
+{
+
+
+// combines ElemImpl & PosElImpl (all rendering objects are positioned)
+// should contain all border and padding handling
+
+public:
+    RenderBox(DOM::NodeImpl* node);
+    virtual ~RenderBox();
+
+    virtual const char *renderName() const { return "RenderBox"; }
+    virtual bool isBox() const { return true; }
+
+    virtual void setStyle(RenderStyle *style);
+    virtual void paint(PaintInfo& i, int _tx, int _ty);
+
+    virtual void close();
+
+    virtual InlineBox* createInlineBox(bool makePlaceHolderBox, bool isRootLineBox);
+    virtual void deleteInlineBoxes(RenderArena* arena=0);
+
+    virtual void detach();
+
+    virtual short minWidth() const { return m_minWidth; }
+    virtual int maxWidth() const { return m_maxWidth; }
+
+    virtual short contentWidth() const;
+    virtual int contentHeight() const;
+
+    virtual bool absolutePosition(int &xPos, int &yPos, bool f = false) const;
+
+    virtual void setPos( int xPos, int yPos );
+
+    virtual int xPos() const { return m_x; }
+    virtual int yPos() const { return m_y; }
+    virtual short width() const;
+    virtual int height() const;
+
+    virtual short marginTop() const { return m_marginTop; }
+    virtual short marginBottom() const { return m_marginBottom; }
+    virtual short marginLeft() const { return m_marginLeft; }
+    virtual short marginRight() const { return m_marginRight; }
+
+    virtual void setWidth( int width );
+    virtual void setHeight( int height );
+
+    virtual void position(InlineBox* box, int from, int len, bool reverse);
+
+    virtual int highestPosition(bool includeOverflowInterior=true, bool includeSelf=true) const;
+    virtual int lowestPosition(bool includeOverflowInterior=true, bool includeSelf=true) const;
+    virtual int rightmostPosition(bool includeOverflowInterior=true, bool includeSelf=true) const;
+    virtual int leftmostPosition(bool includeOverflowInterior=true, bool includeSelf=true) const;
+
+    virtual void repaint(Priority p=NormalPriority);
+
+    virtual void repaintRectangle(int x, int y, int w, int h, Priority p=NormalPriority, bool f=false);
+
+    virtual short containingBlockWidth() const;
+    void relativePositionOffset(int &tx, int &ty) const;
+
+    virtual void calcWidth();
+    virtual void calcHeight();
+
+    virtual short calcReplacedWidth() const;
+    virtual int   calcReplacedHeight() const;
+
+    virtual int availableHeight() const;
+    virtual int availableWidth() const;
+
+    void calcVerticalMargins();
+
+    virtual RenderLayer* layer() const { return m_layer; }
+
+    void setStaticX(short staticX);
+    void setStaticY(int staticY);
+    int staticX() const { return m_staticX; }
+    int staticY() const { return m_staticY; }
+
+    virtual void caretPos(int offset, int flags, int &_x, int &_y, int &width, int &height);
+
+    void calcHorizontalMargins(const Length& ml, const Length& mr, int cw);
+    RenderBlock* createAnonymousBlock();
+
+    virtual int pageTopAfter(int y) const;
+    virtual int crossesPageBreak(int t, int b) const;
+
+    int calcBoxWidth(int w) const;
+    int calcBoxHeight(int h) const;
+    int calcContentWidth(int w) const;
+    int calcContentHeight(int h) const;
+
+protected:
+    int calcWidthUsing(WidthType widthType, int cw, LengthType& lengthType);
+    int calcHeightUsing(const Length& height);
+    int calcReplacedWidthUsing(WidthType widthType) const;
+    int calcReplacedHeightUsing(HeightType heightType) const;
+    int calcPercentageHeight(const Length& height, bool treatAsReplaced = false) const;
+    int availableHeightUsing(const Length& h) const;
+    int availableWidthUsing(const Length& w) const;
+    int calcImplicitHeight() const;
+    bool hasImplicitHeight() const {
+        return isPositioned() && !style()->top().isVariable() && !style()->bottom().isVariable();
+    }
+
+protected:
+    virtual void paintBoxDecorations(PaintInfo& paintInfo, int _tx, int _ty);
+    void paintRootBoxDecorations( PaintInfo& paintInfo, int _tx, int _ty);
+
+    void paintBackgrounds(QPainter *p, const QColor& c, const BackgroundLayer* bgLayer, int clipy, int cliph, int _tx, int _ty, int w, int h);
+    void paintBackground(QPainter *p, const QColor& c, const BackgroundLayer* bgLayer, int clipy, int cliph, int _tx, int _ty, int w, int h);
+
+    virtual void paintBackgroundExtended(QPainter* /*p*/, const QColor& /*c*/, const BackgroundLayer* /*bgLayer*/,
+                                         int /*clipy*/, int /*cliph*/, int /*_tx*/, int /*_ty*/,
+                                         int /*w*/, int /*height*/, int /*bleft*/, int /*bright*/, int /*pleft*/, int /*pright*/ );
+
+    void outlineBox(QPainter *p, int _tx, int _ty, const char *color = "red");
+
+    void calcAbsoluteHorizontal();
+    void calcAbsoluteVertical();
+    void calcAbsoluteHorizontalValues(Length width, const RenderObject* cb, EDirection containerDirection,
+                                      const int containerWidth, const int bordersPlusPadding,
+                                      const Length left, const Length right, const Length marginLeft, const Length marginRight,
+                                      short& widthValue, short& marginLeftValue, short& marginRightValue, short& xPos);
+    void calcAbsoluteVerticalValues(Length height, const RenderObject* cb,
+                                    const int containerHeight, const int bordersPlusPadding,
+                                    const Length top, const Length bottom, const Length marginTop, const Length marginBottom,
+                                    int& heightValue, short& marginTopValue, short& marginBottomValue, int& yPos);
+
+    void calcAbsoluteVerticalReplaced();
+    void calcAbsoluteHorizontalReplaced();
+
+    QRect getOverflowClipRect(int tx, int ty);
+    QRect getClipRect(int tx, int ty);
+
+    void restructureParentFlow();
+
+
+    // the actual height of the contents + borders + padding (border-box)
+    int m_height;
+    int m_y;
+
+    short m_width;
+    short m_x;
+
+    short m_marginTop;
+    short m_marginBottom;
+
+    short m_marginLeft;
+    short m_marginRight;
+
+    /*
+     * the minimum width the element needs, to be able to render
+     * its content without clipping
+     */
+    short m_minWidth;
+    /* The maximum width the element can fill horizontally
+     * ( = the width of the element with line breaking disabled)
+     */
+    int m_maxWidth;
+
+    // Cached normal flow values for absolute positioned elements with static left/top values.
+    short m_staticX;
+    int m_staticY;
+
+    RenderLayer *m_layer;
+
+    /* A box used to represent this object on a line
+     * when its inner content isn't contextually relevant
+     * (e.g replaced or positioned elements)
+     */
+    InlineBox *m_placeHolderBox;
+};
+
+
+} //namespace
+
+#endif