third_party/WebKit/Source/platform/graphics/paint/ClipPathDisplayItem.cpp

// Copyright 2015 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 "platform/graphics/paint/ClipPathDisplayItem.h"

#include "platform/graphics/GraphicsContext.h"
#include "platform/graphics/Path.h"
#include "public/platform/WebDisplayItemList.h"
#include "third_party/skia/include/core/SkScalar.h"

namespace blink {

void BeginClipPathDisplayItem::replay(GraphicsContext& context) const
{
    context.save();
    context.clipPath(m_clipPath, AntiAliased);
}

void BeginClipPathDisplayItem::appendToWebDisplayItemList(const IntRect& visualRect, WebDisplayItemList* list) const
{
    list->appendClipPathItem(visualRect, m_clipPath, SkRegion::kIntersect_Op, true);
}

void EndClipPathDisplayItem::replay(GraphicsContext& context) const
{
    context.restore();
}

void EndClipPathDisplayItem::appendToWebDisplayItemList(const IntRect& visualRect, WebDisplayItemList* list) const
{
    list->appendEndClipPathItem(visualRect);
}

#ifndef NDEBUG
void BeginClipPathDisplayItem::dumpPropertiesAsDebugString(WTF::StringBuilder& stringBuilder) const
{
    DisplayItem::dumpPropertiesAsDebugString(stringBuilder);
    stringBuilder.append(WTF::String::format(", pathVerbs: %d, pathPoints: %d, windRule: \"%s\"",
        m_clipPath.countVerbs(), m_clipPath.countPoints(),
        m_clipPath.getFillType() == SkPath::kWinding_FillType ? "nonzero" : "evenodd"));
}

#endif

} // namespace blink