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// Copyright 2018 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 "third_party/blink/renderer/modules/canvas/imagebitmap/image_bitmap_rendering_context_base.h"
#include "third_party/blink/renderer/bindings/modules/v8/rendering_context.h"
#include "third_party/blink/renderer/core/imagebitmap/image_bitmap.h"
#include "third_party/blink/renderer/platform/graphics/gpu/image_layer_bridge.h"
#include "third_party/blink/renderer/platform/graphics/graphics_context.h"
#include "third_party/blink/renderer/platform/graphics/static_bitmap_image.h"
#include "third_party/skia/include/core/SkImage.h"
#include "third_party/skia/include/core/SkSurface.h"
namespace blink {
ImageBitmapRenderingContextBase::ImageBitmapRenderingContextBase(
CanvasRenderingContextHost* host,
const CanvasContextCreationAttributesCore& attrs)
: CanvasRenderingContext(host, attrs),
image_layer_bridge_(
new ImageLayerBridge(attrs.alpha ? kNonOpaque : kOpaque)) {}
ImageBitmapRenderingContextBase::~ImageBitmapRenderingContextBase() = default;
void ImageBitmapRenderingContextBase::Stop() {
image_layer_bridge_->Dispose();
}
void ImageBitmapRenderingContextBase::SetImage(ImageBitmap* image_bitmap) {
DCHECK(!image_bitmap || !image_bitmap->IsNeutered());
image_layer_bridge_->SetImage(image_bitmap ? image_bitmap->BitmapImage()
: nullptr);
DidDraw();
if (image_bitmap)
image_bitmap->close();
}
scoped_refptr<StaticBitmapImage> ImageBitmapRenderingContextBase::GetImage(
AccelerationHint) const {
return image_layer_bridge_->GetImage();
}
void ImageBitmapRenderingContextBase::SetUV(const FloatPoint& left_top,
const FloatPoint& right_bottom) {
image_layer_bridge_->SetUV(left_top, right_bottom);
}
cc::Layer* ImageBitmapRenderingContextBase::CcLayer() const {
return image_layer_bridge_->CcLayer();
}
bool ImageBitmapRenderingContextBase::IsPaintable() const {
return !!image_layer_bridge_->GetImage();
}
void ImageBitmapRenderingContextBase::Trace(blink::Visitor* visitor) {
visitor->Trace(image_layer_bridge_);
CanvasRenderingContext::Trace(visitor);
}
bool ImageBitmapRenderingContextBase::IsAccelerated() const {
return image_layer_bridge_->IsAccelerated();
}
} // namespace blink
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