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 <wtf/OwnArrayPtr.h> 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 LayoutRect computeRect(RenderObject*) const; 45 Path computePath(RenderObject*) const; 46 47 // The parent map's image. 48 HTMLImageElement* imageElement() const; 49 50private: 51 HTMLAreaElement(const QualifiedName&, Document*); 52 53 virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE; 54 virtual bool supportsFocus() const OVERRIDE; 55 virtual String target() const; 56 virtual bool isKeyboardFocusable(KeyboardEvent*) const OVERRIDE; 57 virtual bool isMouseFocusable() const OVERRIDE; 58 virtual bool isFocusable() const OVERRIDE; 59 virtual void updateFocusAppearance(bool /*restorePreviousSelection*/); 60 virtual void setFocus(bool) OVERRIDE; 61 62#if ENABLE(MICRODATA) 63 virtual String itemValueText() const OVERRIDE; 64 virtual void setItemValueText(const String&, ExceptionCode&) OVERRIDE; 65#endif 66 67 enum Shape { Default, Poly, Rect, Circle, Unknown }; 68 Path getRegion(const LayoutSize&) const; 69 void invalidateCachedRegion(); 70 71 OwnPtr<Path> m_region; 72 OwnArrayPtr<Length> m_coords; 73 int m_coordsLen; 74 LayoutSize m_lastSize; 75 Shape m_shape; 76}; 77 78} //namespace 79 80#endif 81