| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009 Apple Inc. All rights reserved. |
| * |
| * 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 LayoutListMarker_h |
| #define LayoutListMarker_h |
| |
| #include "core/layout/LayoutBox.h" |
| |
| namespace blink { |
| |
| class LayoutListItem; |
| |
| String listMarkerText(EListStyleType, int value); |
| |
| // Used to layout the list item's marker. |
| // The LayoutListMarker always has to be a child of a LayoutListItem. |
| class LayoutListMarker final : public LayoutBox { |
| public: |
| static LayoutListMarker* createAnonymous(LayoutListItem*); |
| ~LayoutListMarker() override; |
| |
| const String& text() const { return m_text; } |
| |
| bool isInside() const; |
| |
| void updateMarginsAndContent(); |
| |
| IntRect getRelativeMarkerRect(); |
| LayoutRect localSelectionRect(); |
| bool isImage() const override; |
| const StyleImage* image() { return m_image.get(); } |
| const LayoutListItem* listItem() { return m_listItem; } |
| |
| static UChar listMarkerSuffix(EListStyleType, int value); |
| |
| void listItemStyleDidChange(); |
| |
| const char* name() const override { return "LayoutListMarker"; } |
| |
| protected: |
| void willBeDestroyed() override; |
| |
| private: |
| LayoutListMarker(LayoutListItem*); |
| |
| void computePreferredLogicalWidths() override; |
| |
| bool isOfType(LayoutObjectType type) const override { return type == LayoutObjectListMarker || LayoutBox::isOfType(type); } |
| |
| void paint(const PaintInfo&, const LayoutPoint&) override; |
| |
| void layout() override; |
| |
| void imageChanged(WrappedImagePtr, const IntRect* = nullptr) override; |
| |
| InlineBox* createInlineBox() override; |
| |
| LayoutUnit lineHeight(bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const override; |
| int baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const override; |
| |
| bool isText() const { return !isImage(); } |
| |
| void setSelectionState(SelectionState) override; |
| LayoutRect selectionRectForPaintInvalidation(const LayoutBoxModelObject* paintInvalidationContainer) const override; |
| bool canBeSelectionLeaf() const override { return true; } |
| |
| void updateMargins(); |
| void updateContent(); |
| |
| void styleWillChange(StyleDifference, const ComputedStyle& newStyle) override; |
| void styleDidChange(StyleDifference, const ComputedStyle* oldStyle) override; |
| |
| String m_text; |
| RefPtrWillBePersistent<StyleImage> m_image; |
| LayoutListItem* m_listItem; |
| }; |
| |
| DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutListMarker, isListMarker()); |
| |
| } // namespace blink |
| |
| #endif // LayoutListMarker_h |