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 "core/rendering/RenderBox.h" 27 28namespace blink { 29 30class RenderListItem; 31 32String 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. 36class RenderListMarker FINAL : public RenderBox { 37public: 38 static RenderListMarker* createAnonymous(RenderListItem*); 39 40 virtual ~RenderListMarker(); 41 virtual void destroy() OVERRIDE; 42 virtual void trace(Visitor*) OVERRIDE; 43 44 const String& text() const { return m_text; } 45 46 bool isInside() const; 47 48 void updateMarginsAndContent(); 49 50 IntRect getRelativeMarkerRect(); 51 LayoutRect localSelectionRect(); 52 virtual bool isImage() const OVERRIDE; 53 const StyleImage* image() { return m_image.get(); } 54 const RenderListItem* listItem() { return m_listItem.get(); } 55 56 static UChar listMarkerSuffix(EListStyleType, int value); 57 58private: 59 RenderListMarker(RenderListItem*); 60 61 virtual const char* renderName() const OVERRIDE { return "RenderListMarker"; } 62 virtual void computePreferredLogicalWidths() OVERRIDE; 63 64 virtual bool isListMarker() const OVERRIDE { return true; } 65 66 virtual void paint(PaintInfo&, const LayoutPoint&) OVERRIDE; 67 68 virtual void layout() OVERRIDE; 69 70 virtual void imageChanged(WrappedImagePtr, const IntRect* = 0) OVERRIDE; 71 72 virtual InlineBox* createInlineBox() OVERRIDE; 73 74 virtual LayoutUnit lineHeight(bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const OVERRIDE; 75 virtual int baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const OVERRIDE; 76 77 bool isText() const { return !isImage(); } 78 79 virtual void setSelectionState(SelectionState) OVERRIDE; 80 virtual LayoutRect selectionRectForPaintInvalidation(const RenderLayerModelObject* paintInvalidationContainer) const OVERRIDE; 81 virtual bool canBeSelectionLeaf() const OVERRIDE { return true; } 82 83 void updateMargins(); 84 void updateContent(); 85 86 virtual void styleWillChange(StyleDifference, const RenderStyle& newStyle) OVERRIDE; 87 virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) OVERRIDE; 88 89 String m_text; 90 RefPtr<StyleImage> m_image; 91 RawPtrWillBeMember<RenderListItem> m_listItem; 92}; 93 94DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderListMarker, isListMarker()); 95 96} // namespace blink 97 98#endif // RenderListMarker_h 99