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/*
* Copyright (C) 2012 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "ContentLayerChromium.h"
#include "BitmapCanvasLayerTextureUpdater.h"
#include "CCGeometryTestUtils.h"
#include "CCRenderingStats.h"
#include "ContentLayerChromiumClient.h"
#include "skia/ext/platform_canvas.h"
#include <gtest/gtest.h>
#include <public/WebFloatRect.h>
#include <public/WebRect.h>
#include <wtf/OwnPtr.h>
#include <wtf/RefPtr.h>
using namespace WebCore;
using namespace WebKit;
namespace {
class MockContentLayerChromiumClient : public ContentLayerChromiumClient {
public:
explicit MockContentLayerChromiumClient(IntRect opaqueLayerRect)
: m_opaqueLayerRect(opaqueLayerRect)
{
}
virtual void paintContents(SkCanvas*, const IntRect&, FloatRect& opaque) OVERRIDE
{
opaque = FloatRect(m_opaqueLayerRect);
}
private:
IntRect m_opaqueLayerRect;
};
TEST(ContentLayerChromiumTest, ContentLayerPainterWithDeviceScale)
{
float contentsScale = 2;
IntRect contentRect(10, 10, 100, 100);
IntRect opaqueRectInLayerSpace(5, 5, 20, 20);
IntRect opaqueRectInContentSpace = opaqueRectInLayerSpace;
opaqueRectInContentSpace.scale(contentsScale);
OwnPtr<SkCanvas> canvas = adoptPtr(skia::CreateBitmapCanvas(contentRect.width(), contentRect.height(), false));
MockContentLayerChromiumClient client(opaqueRectInLayerSpace);
RefPtr<BitmapCanvasLayerTextureUpdater> updater = BitmapCanvasLayerTextureUpdater::create(ContentLayerPainter::create(&client));
IntRect resultingOpaqueRect;
CCRenderingStats stats;
updater->prepareToUpdate(contentRect, IntSize(256, 256), contentsScale, contentsScale, resultingOpaqueRect, stats);
EXPECT_RECT_EQ(opaqueRectInContentSpace, resultingOpaqueRect);
}
} // namespace
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