blob: 5dc3049b2e46218eecc696728c462c84da8998a6 [file] [log] [blame]
/*
* Copyright (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
* Copyright (C) 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.
*
*/
#ifndef RenderCounter_h
#define RenderCounter_h
#include "core/rendering/RenderText.h"
#include "core/rendering/style/CounterContent.h"
namespace blink {
class CounterNode;
class RenderCounter final : public RenderText {
public:
RenderCounter(Document*, const CounterContent&);
virtual ~RenderCounter();
virtual void destroy() override;
static void destroyCounterNodes(RenderObject&);
static void destroyCounterNode(RenderObject&, const AtomicString& identifier);
static void rendererSubtreeAttached(RenderObject*);
static void rendererRemovedFromTree(RenderObject*);
static void rendererStyleChanged(RenderObject&, const RenderStyle* oldStyle, const RenderStyle* newStyle);
void updateCounter();
protected:
virtual void willBeDestroyed() override;
private:
virtual const char* renderName() const override;
virtual bool isOfType(RenderObjectType type) const override { return type == RenderObjectCounter || RenderText::isOfType(type); }
virtual PassRefPtr<StringImpl> originalText() const override;
// Removes the reference to the CounterNode associated with this renderer.
// This is used to cause a counter display update when the CounterNode tree changes.
void invalidate();
CounterContent m_counter;
CounterNode* m_counterNode;
RenderCounter* m_nextForSameCounter;
friend class CounterNode;
};
DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderCounter, isCounter());
} // namespace blink
#ifndef NDEBUG
// Outside the WebCore namespace for ease of invocation from gdb.
void showCounterRendererTree(const blink::RenderObject*, const char* counterName = 0);
#endif
#endif // RenderCounter_h