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/*
* Copyright (C) 2000 Lars Knoll (knoll@kde.org)
* (C) 2000 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Dirk Mueller (mueller@kde.org)
* (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
* Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 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.
*
*/
#pragma once
#include "GapRects.h"
#include "RenderBlock.h"
#include "RenderObject.h"
#include <wtf/TZoneMalloc.h>
namespace WebCore {
class RenderSelectionGeometryBase {
WTF_MAKE_TZONE_ALLOCATED(RenderSelectionGeometryBase);
WTF_MAKE_NONCOPYABLE(RenderSelectionGeometryBase);
public:
explicit RenderSelectionGeometryBase(RenderObject& renderer);
const RenderLayerModelObject* repaintContainer() const { return m_repaintContainer; }
RenderObject::HighlightState state() const { return m_state; }
protected:
void repaintRectangle(const LayoutRect& repaintRect);
RenderObject& m_renderer;
const RenderLayerModelObject* m_repaintContainer;
private:
RenderObject::HighlightState m_state;
};
// This struct is used when the selection changes to cache the old and new state of the selection for each RenderObject.
class RenderSelectionGeometry : public RenderSelectionGeometryBase {
WTF_MAKE_TZONE_ALLOCATED(RenderSelectionGeometry);
public:
RenderSelectionGeometry(RenderObject& renderer, bool clipToVisibleContent);
void repaint();
const Vector<FloatQuad>& collectedSelectionQuads() const { return m_collectedSelectionQuads; }
LayoutRect rect() const { return m_rect; }
private:
Vector<FloatQuad> m_collectedSelectionQuads; // relative to repaint container
LayoutRect m_rect; // relative to repaint container
};
// This struct is used when the selection changes to cache the old and new state of the selection for each RenderBlock.
class RenderBlockSelectionGeometry : public RenderSelectionGeometryBase {
WTF_MAKE_TZONE_ALLOCATED(RenderBlockSelectionGeometry);
public:
explicit RenderBlockSelectionGeometry(RenderBlock& renderer);
void repaint();
GapRects rects() const { return m_rects; }
private:
GapRects m_rects; // relative to repaint container
};
} // namespace WebCore
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