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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "config.h"
#include "core/paint/FloatClipRecorder.h"
#include "core/rendering/PaintPhase.h"
#include "platform/RuntimeEnabledFeatures.h"
#include "platform/graphics/GraphicsContext.h"
#include "platform/graphics/paint/DisplayItemList.h"
#include "platform/graphics/paint/FloatClipDisplayItem.h"
namespace blink {
FloatClipRecorder::FloatClipRecorder(GraphicsContext& context, DisplayItemClient client, const PaintPhase& paintPhase, const FloatRect& clipRect)
: m_context(context)
, m_client(client)
{
DisplayItem::Type type = paintPhaseToFloatClipType(paintPhase);
OwnPtr<FloatClipDisplayItem> clipDisplayItem = FloatClipDisplayItem::create(m_client, type, clipRect);
if (RuntimeEnabledFeatures::slimmingPaintEnabled()) {
ASSERT(m_context.displayItemList());
m_context.displayItemList()->add(clipDisplayItem.release());
} else {
clipDisplayItem->replay(&m_context);
}
}
FloatClipRecorder::~FloatClipRecorder()
{
OwnPtr<EndFloatClipDisplayItem> endClipDisplayItem = EndFloatClipDisplayItem::create(m_client);
if (RuntimeEnabledFeatures::slimmingPaintEnabled()) {
ASSERT(m_context.displayItemList());
m_context.displayItemList()->add(endClipDisplayItem.release());
} else {
endClipDisplayItem->replay(&m_context);
}
}
DisplayItem::Type FloatClipRecorder::paintPhaseToFloatClipType(PaintPhase paintPhase)
{
switch (paintPhase) {
case PaintPhaseForeground:
return DisplayItem::FloatClipForeground;
break;
case PaintPhaseSelection:
return DisplayItem::FloatClipSelection;
break;
case PaintPhaseSelfOutline:
return DisplayItem::FloatClipSelfOutline;
break;
default:
ASSERT_NOT_REACHED();
}
// This should never happen.
return DisplayItem::FloatClipForeground;
}
} // namespace blink
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