| // Copyright 2013 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/output/software_output_device.h" |
| |
| #include "base/logging.h" |
| #include "third_party/skia/include/core/SkCanvas.h" |
| #include "ui/gfx/vsync_provider.h" |
| |
| namespace cc { |
| |
| SoftwareOutputDevice::SoftwareOutputDevice() : scale_factor_(1.f) { |
| } |
| |
| SoftwareOutputDevice::~SoftwareOutputDevice() {} |
| |
| void SoftwareOutputDevice::Resize(const gfx::Size& viewport_pixel_size, |
| float scale_factor) { |
| scale_factor_ = scale_factor; |
| |
| if (viewport_pixel_size_ == viewport_pixel_size) |
| return; |
| |
| SkImageInfo info = SkImageInfo::MakeN32(viewport_pixel_size.width(), |
| viewport_pixel_size.height(), |
| kOpaque_SkAlphaType); |
| viewport_pixel_size_ = viewport_pixel_size; |
| surface_ = SkSurface::MakeRaster(info); |
| } |
| |
| SkCanvas* SoftwareOutputDevice::BeginPaint(const gfx::Rect& damage_rect) { |
| damage_rect_ = damage_rect; |
| return surface_ ? surface_->getCanvas() : nullptr; |
| } |
| |
| void SoftwareOutputDevice::EndPaint() {} |
| |
| gfx::VSyncProvider* SoftwareOutputDevice::GetVSyncProvider() { |
| return vsync_provider_.get(); |
| } |
| |
| } // namespace cc |