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// Copyright 2014 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 "content/browser/compositor/software_output_device_ozone.h"
#include "ui/compositor/compositor.h"
#include "ui/gfx/skia_util.h"
#include "ui/gfx/vsync_provider.h"
#include "ui/ozone/public/ozone_platform.h"
#include "ui/ozone/public/surface_factory_ozone.h"
#include "ui/ozone/public/surface_ozone_canvas.h"
namespace content {
// static
scoped_ptr<SoftwareOutputDeviceOzone> SoftwareOutputDeviceOzone::Create(
ui::Compositor* compositor) {
scoped_ptr<SoftwareOutputDeviceOzone> result(
new SoftwareOutputDeviceOzone(compositor));
if (!result->surface_ozone_)
return nullptr;
return result;
}
SoftwareOutputDeviceOzone::SoftwareOutputDeviceOzone(ui::Compositor* compositor)
: compositor_(compositor) {
ui::SurfaceFactoryOzone* factory =
ui::OzonePlatform::GetInstance()->GetSurfaceFactoryOzone();
surface_ozone_ = factory->CreateCanvasForWidget(compositor_->widget());
if (!surface_ozone_) {
LOG(ERROR) << "Failed to initialize canvas";
return;
}
vsync_provider_ = surface_ozone_->CreateVSyncProvider();
}
SoftwareOutputDeviceOzone::~SoftwareOutputDeviceOzone() {
}
void SoftwareOutputDeviceOzone::Resize(const gfx::Size& viewport_pixel_size,
float scale_factor) {
scale_factor_ = scale_factor;
if (viewport_pixel_size_ == viewport_pixel_size)
return;
viewport_pixel_size_ = viewport_pixel_size;
surface_ozone_->ResizeCanvas(viewport_pixel_size_);
}
SkCanvas* SoftwareOutputDeviceOzone::BeginPaint(const gfx::Rect& damage_rect) {
DCHECK(gfx::Rect(viewport_pixel_size_).Contains(damage_rect));
// Get canvas for next frame.
surface_ = surface_ozone_->GetSurface();
return SoftwareOutputDevice::BeginPaint(damage_rect);
}
void SoftwareOutputDeviceOzone::EndPaint() {
SoftwareOutputDevice::EndPaint();
surface_ozone_->PresentCanvas(damage_rect_);
}
} // namespace content
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