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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2004, 2008, 2009, 2011 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.
*
*/
#pragma once
#include "HTMLAnchorElement.h"
#include "LayoutRect.h"
#include <memory>
namespace WebCore {
class HTMLImageElement;
class HitTestResult;
class Path;
class HTMLAreaElement final : public HTMLAnchorElement {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED(HTMLAreaElement);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(HTMLAreaElement);
public:
static Ref<HTMLAreaElement> create(const QualifiedName&, Document&);
~HTMLAreaElement();
bool isDefault() const { return m_shape == Shape::Default; }
bool mapMouseEvent(LayoutPoint location, const LayoutSize&, HitTestResult&);
// FIXME: Use RenderElement& instead of RenderObject*.
WEBCORE_EXPORT LayoutRect computeRect(RenderObject*) const;
Path computePath(RenderObject*) const;
Path computePathForFocusRing(const LayoutSize& elementSize) const;
// The parent map's image.
WEBCORE_EXPORT RefPtr<HTMLImageElement> imageElement() const;
private:
HTMLAreaElement(const QualifiedName&, Document&);
void attributeChanged(const QualifiedName&, const AtomString& oldValue, const AtomString& newValue, AttributeModificationReason) final;
bool supportsFocus() const final;
AtomString target() const final;
bool isKeyboardFocusable(KeyboardEvent*) const final;
bool isMouseFocusable() const final;
bool isFocusable() const final;
RefPtr<Element> focusAppearanceUpdateTarget() final;
void setFocus(bool, FocusVisibility = FocusVisibility::Invisible) final;
enum class Shape : uint8_t { Default, Poly, Rect, Circle };
Path getRegion(const LayoutSize&) const;
void invalidateCachedRegion();
std::unique_ptr<Path> m_region;
Vector<double> m_coords;
LayoutSize m_lastSize { -1, -1 };
Shape m_shape { Shape::Rect };
};
} //namespace
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