• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
4  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009 Apple Inc. All rights reserved.
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Library General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Library General Public License for more details.
15  *
16  * You should have received a copy of the GNU Library General Public License
17  * along with this library; see the file COPYING.LIB.  If not, write to
18  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19  * Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #ifndef RenderListMarker_h
24 #define RenderListMarker_h
25 
26 #include "RenderBox.h"
27 
28 namespace WebCore {
29 
30 class RenderListItem;
31 
32 String listMarkerText(EListStyleType, int value);
33 
34 // Used to render the list item's marker.
35 // The RenderListMarker always has to be a child of a RenderListItem.
36 class RenderListMarker : public RenderBox {
37 public:
38     RenderListMarker(RenderListItem*);
39     virtual ~RenderListMarker();
40 
41     virtual void computePreferredLogicalWidths();
42 
text()43     const String& text() const { return m_text; }
44     String suffix() const;
45 
46     bool isInside() const;
47 
48 private:
renderName()49     virtual const char* renderName() const { return "RenderListMarker"; }
50 
isListMarker()51     virtual bool isListMarker() const { return true; }
52 
53     virtual void paint(PaintInfo&, int tx, int ty);
54 
55     virtual void layout();
56 
57     virtual void imageChanged(WrappedImagePtr, const IntRect* = 0);
58 
59     virtual InlineBox* createInlineBox();
60 
61     virtual int lineHeight(bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const;
62     virtual int baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const;
63 
64     bool isImage() const;
isText()65     bool isText() const { return !isImage(); }
66 
67     virtual void setSelectionState(SelectionState);
68     virtual IntRect selectionRectForRepaint(RenderBoxModelObject* repaintContainer, bool clipToVisibleContent = true);
canBeSelectionLeaf()69     virtual bool canBeSelectionLeaf() const { return true; }
70 
71     void updateMargins();
72 
73     virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle);
74     virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
75 
76     IntRect getRelativeMarkerRect();
77     IntRect localSelectionRect();
78 
79     String m_text;
80     RefPtr<StyleImage> m_image;
81     RenderListItem* m_listItem;
82 };
83 
toRenderListMarker(RenderObject * object)84 inline RenderListMarker* toRenderListMarker(RenderObject* object)
85 {
86     ASSERT(!object || object->isListMarker());
87     return static_cast<RenderListMarker*>(object);
88 }
89 
toRenderListMarker(const RenderObject * object)90 inline const RenderListMarker* toRenderListMarker(const RenderObject* object)
91 {
92     ASSERT(!object || object->isListMarker());
93     return static_cast<const RenderListMarker*>(object);
94 }
95 
96 // This will catch anyone doing an unnecessary cast.
97 void toRenderListMarker(const RenderListMarker*);
98 
99 } // namespace WebCore
100 
101 #endif // RenderListMarker_h
102