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// Copyright 2011 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 "webkit/compositor_bindings/web_content_layer_impl.h"
#include "base/command_line.h"
#include "cc/content_layer.h"
#include "cc/picture_layer.h"
#include "cc/switches.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebContentLayerClient.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebFloatPoint.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebFloatRect.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebRect.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebSize.h"
#include "third_party/skia/include/utils/SkMatrix44.h"
using namespace cc;
namespace WebKit {
static bool usingPictureLayer()
{
return CommandLine::ForCurrentProcess()->HasSwitch(cc::switches::kEnableImplSidePainting);
}
WebContentLayerImpl::WebContentLayerImpl(WebContentLayerClient* client)
: m_client(client)
{
if (usingPictureLayer())
m_layer = make_scoped_ptr(new WebLayerImpl(PictureLayer::create(this)));
else
m_layer = make_scoped_ptr(new WebLayerImpl(ContentLayer::create(this)));
m_layer->layer()->setIsDrawable(true);
}
WebContentLayerImpl::~WebContentLayerImpl()
{
if (usingPictureLayer())
static_cast<PictureLayer*>(m_layer->layer())->clearClient();
else
static_cast<ContentLayer*>(m_layer->layer())->clearClient();
}
WebLayer* WebContentLayerImpl::layer()
{
return m_layer.get();
}
void WebContentLayerImpl::setDoubleSided(bool doubleSided)
{
m_layer->layer()->setDoubleSided(doubleSided);
}
void WebContentLayerImpl::setBoundsContainPageScale(bool boundsContainPageScale)
{
return m_layer->layer()->setBoundsContainPageScale(boundsContainPageScale);
}
bool WebContentLayerImpl::boundsContainPageScale() const
{
return m_layer->layer()->boundsContainPageScale();
}
void WebContentLayerImpl::setAutomaticallyComputeRasterScale(bool automatic)
{
m_layer->layer()->setAutomaticallyComputeRasterScale(automatic);
}
// TODO(alokp): Remove this function from WebContentLayer API.
void WebContentLayerImpl::setUseLCDText(bool enable)
{
}
void WebContentLayerImpl::setDrawCheckerboardForMissingTiles(bool enable)
{
m_layer->layer()->setDrawCheckerboardForMissingTiles(enable);
}
void WebContentLayerImpl::paintContents(SkCanvas* canvas, const gfx::Rect& clip, gfx::RectF& opaque)
{
if (!m_client)
return;
bool useLCDText = usingPictureLayer() ?
false :
static_cast<ContentLayer*>(m_layer->layer())->useLCDText();
WebFloatRect webOpaque;
m_client->paintContents(canvas, clip, useLCDText, webOpaque);
opaque = webOpaque;
}
} // namespace WebKit
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