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// 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 "cc/layers/picture_image_layer.h"
#include "cc/playback/display_item.h"
#include "cc/test/skia_common.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "third_party/skia/include/core/SkColor.h"
#include "third_party/skia/include/core/SkImage.h"
#include "third_party/skia/include/core/SkSurface.h"
namespace cc {
namespace {
TEST(PictureImageLayerTest, PaintContentsToDisplayList) {
scoped_refptr<PictureImageLayer> layer = PictureImageLayer::Create();
gfx::Rect layer_rect(200, 200);
unsigned char image_pixels[4 * 200 * 200] = {0};
SkImageInfo info =
SkImageInfo::MakeN32Premul(layer_rect.width(), layer_rect.height());
skia::RefPtr<SkSurface> image_surface = skia::AdoptRef(
SkSurface::NewRasterDirect(info, image_pixels, info.minRowBytes()));
SkCanvas* image_canvas = image_surface->getCanvas();
image_canvas->clear(SK_ColorRED);
SkPaint blue_paint;
blue_paint.setColor(SK_ColorBLUE);
image_canvas->drawRectCoords(0.f, 0.f, 100.f, 100.f, blue_paint);
image_canvas->drawRectCoords(100.f, 100.f, 200.f, 200.f, blue_paint);
skia::RefPtr<const SkImage> image =
skia::AdoptRef(image_surface->newImageSnapshot());
layer->SetImage(std::move(image));
layer->SetBounds(gfx::Size(layer_rect.width(), layer_rect.height()));
scoped_refptr<DisplayItemList> display_list =
layer->PaintContentsToDisplayList(
ContentLayerClient::PAINTING_BEHAVIOR_NORMAL);
unsigned char actual_pixels[4 * 200 * 200] = {0};
DrawDisplayList(actual_pixels, layer_rect, display_list);
EXPECT_EQ(0, memcmp(actual_pixels, image_pixels, 4 * 200 * 200));
}
} // namespace
} // namespace cc
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