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// Copyright 2012 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/io_surface_layer.h"
#include "cc/layers/io_surface_layer_impl.h"
namespace cc {
scoped_refptr<IOSurfaceLayer> IOSurfaceLayer::Create() {
return make_scoped_refptr(new IOSurfaceLayer());
}
IOSurfaceLayer::IOSurfaceLayer() : Layer(), io_surface_id_(0) {}
IOSurfaceLayer::~IOSurfaceLayer() {}
void IOSurfaceLayer::SetIOSurfaceProperties(uint32_t io_surface_id,
const gfx::Size& size) {
io_surface_id_ = io_surface_id;
io_surface_size_ = size;
UpdateDrawsContent(HasDrawableContent());
SetNeedsCommit();
}
scoped_ptr<LayerImpl> IOSurfaceLayer::CreateLayerImpl(
LayerTreeImpl* tree_impl) {
return IOSurfaceLayerImpl::Create(tree_impl, layer_id_);
}
bool IOSurfaceLayer::HasDrawableContent() const {
return io_surface_id_ && Layer::HasDrawableContent();
}
void IOSurfaceLayer::PushPropertiesTo(LayerImpl* layer) {
Layer::PushPropertiesTo(layer);
IOSurfaceLayerImpl* io_surface_layer =
static_cast<IOSurfaceLayerImpl*>(layer);
io_surface_layer->SetIOSurfaceProperties(io_surface_id_, io_surface_size_);
}
bool IOSurfaceLayer::Update(ResourceUpdateQueue* queue,
const OcclusionTracker<Layer>* occlusion) {
bool updated = Layer::Update(queue, occlusion);
// This layer doesn't update any resources from the main thread side,
// but repaint rects need to be sent to the layer impl via commit.
return updated || !update_rect_.IsEmpty();
}
} // namespace cc
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