cc/layers/solid_color_layer.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/layers/solid_color_layer.h"

#include <memory>

#include "cc/layers/solid_color_layer_impl.h"
#include "third_party/skia/include/core/SkPictureRecorder.h"

namespace cc {

std::unique_ptr<LayerImpl> SolidColorLayer::CreateLayerImpl(
    LayerTreeImpl* tree_impl) const {
  return SolidColorLayerImpl::Create(tree_impl, id());
}

scoped_refptr<SolidColorLayer> SolidColorLayer::Create() {
  return base::WrapRefCounted(new SolidColorLayer());
}

SolidColorLayer::SolidColorLayer() = default;

SolidColorLayer::~SolidColorLayer() = default;

void SolidColorLayer::SetBackgroundColor(SkColor4f color) {
  SetContentsOpaque(color.isOpaque());
  Layer::SetBackgroundColor(color);
  UpdateDrawsContent();
}

sk_sp<const SkPicture> SolidColorLayer::GetPicture() const {
  if (!draws_content() || bounds().IsEmpty()) {
    return nullptr;
  }

  SkPictureRecorder recorder;
  recorder.beginRecording(bounds().width(), bounds().height())
      ->drawColor(background_color());
  return recorder.finishRecordingAsPicture();
}

bool SolidColorLayer::IsSolidColorLayerForTesting() const {
  return true;
}

}  // namespace cc