blob: 8701d316cdfe4abbf33c785071bb794f964f1fa5 [file] [log] [blame]
// 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/animation/animation_host.h"
#include "cc/paint/display_item.h"
#include "cc/test/fake_layer_tree_host.h"
#include "cc/test/skia_common.h"
#include "cc/test/test_task_graph_runner.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();
FakeLayerTreeHostClient client;
TestTaskGraphRunner task_graph_runner;
auto animation_host = AnimationHost::CreateForTesting(ThreadInstance::MAIN);
std::unique_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create(
&client, &task_graph_runner, animation_host.get());
layer->SetLayerTreeHost(host.get());
gfx::Rect layer_rect(200, 200);
unsigned char image_pixels[4 * 200 * 200] = {0};
SkImageInfo info =
SkImageInfo::MakeN32Premul(layer_rect.width(), layer_rect.height());
sk_sp<SkSurface> image_surface =
SkSurface::MakeRasterDirect(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->drawRect(SkRect::MakeWH(100, 100), blue_paint);
image_canvas->drawRect(SkRect::MakeLTRB(100, 100, 200, 200), blue_paint);
layer->SetImage(image_surface->makeImageSnapshot());
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));
layer->SetLayerTreeHost(nullptr);
}
} // namespace
} // namespace cc