1/* 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) 4 * Copyright (C) 2004, 2008, 2009, 2011 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 HTMLAreaElement_h 24#define HTMLAreaElement_h 25 26#include "HTMLAnchorElement.h" 27#include "LayoutRect.h" 28#include <memory> 29 30namespace WebCore { 31 32class HitTestResult; 33class HTMLImageElement; 34class Path; 35 36class HTMLAreaElement final : public HTMLAnchorElement { 37public: 38 static PassRefPtr<HTMLAreaElement> create(const QualifiedName&, Document&); 39 40 bool isDefault() const { return m_shape == Default; } 41 42 bool mapMouseEvent(LayoutPoint location, const LayoutSize&, HitTestResult&); 43 44 // FIXME: Use RenderElement* instead of RenderObject* once we upstream iOS's DOMUIKitExtensions.{h, mm}. 45 LayoutRect computeRect(RenderObject*) const; 46 Path computePath(RenderObject*) const; 47 48 // The parent map's image. 49 HTMLImageElement* imageElement() const; 50 51private: 52 HTMLAreaElement(const QualifiedName&, Document&); 53 54 virtual void parseAttribute(const QualifiedName&, const AtomicString&) override; 55 virtual bool supportsFocus() const override; 56 virtual String target() const override; 57 virtual bool isKeyboardFocusable(KeyboardEvent*) const override; 58 virtual bool isMouseFocusable() const override; 59 virtual bool isFocusable() const override; 60 virtual void updateFocusAppearance(bool /*restorePreviousSelection*/) override; 61 virtual void setFocus(bool) override; 62 63 enum Shape { Default, Poly, Rect, Circle, Unknown }; 64 Path getRegion(const LayoutSize&) const; 65 void invalidateCachedRegion(); 66 67 std::unique_ptr<Path> m_region; 68 std::unique_ptr<Length[]> m_coords; 69 int m_coordsLen; 70 LayoutSize m_lastSize; 71 Shape m_shape; 72}; 73 74NODE_TYPE_CASTS(HTMLAreaElement) 75 76} //namespace 77 78#endif 79