ozone: Move the factory interfaces into a common target.

ui/gfx/ozone/impl/file_surface_factory.cc

-// 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 "ui/gfx/ozone/impl/file_surface_factory.h"
-
-#include "base/bind.h"
-#include "base/file_util.h"
-#include "base/location.h"
-#include "base/stl_util.h"
-#include "base/threading/worker_pool.h"
-#include "third_party/skia/include/core/SkCanvas.h"
-#include "third_party/skia/include/core/SkSurface.h"
-#include "ui/gfx/codec/png_codec.h"
-#include "ui/gfx/ozone/surface_ozone_canvas.h"
-#include "ui/gfx/skia_util.h"
-#include "ui/gfx/vsync_provider.h"
-
-namespace gfx {
-
-namespace {
-
-void WriteDataToFile(const base::FilePath& location,
-                     const SkBitmap& bitmap) {
-  std::vector<unsigned char> png_data;
-  gfx::PNGCodec::FastEncodeBGRASkBitmap(bitmap, true, &png_data);
-  base::WriteFile(location,
-                  reinterpret_cast<const char*>(vector_as_array(&png_data)),
-                  png_data.size());
-}
-
-class FileSurface : public SurfaceOzoneCanvas {
- public:
-  FileSurface(const base::FilePath& location) : location_(location) {}
-  virtual ~FileSurface() {}
-
-  // SurfaceOzoneCanvas overrides:
-  virtual void ResizeCanvas(const Size& viewport_size) OVERRIDE {
-    surface_ = skia::AdoptRef(SkSurface::NewRaster(
-        SkImageInfo::MakeN32Premul(viewport_size.width(),
-                                   viewport_size.height())));
-  }
-  virtual skia::RefPtr<SkCanvas> GetCanvas() OVERRIDE {
-    return skia::SharePtr(surface_->getCanvas());
-  }
-  virtual void PresentCanvas(const gfx::Rect& damage) OVERRIDE {
-    SkBitmap bitmap;
-    bitmap.setConfig(surface_->getCanvas()->imageInfo());
-
-    // TODO(dnicoara) Use SkImage instead to potentially avoid a copy.
-    // See crbug.com/361605 for details.
-    if (surface_->getCanvas()->readPixels(&bitmap, 0, 0)) {
-      base::WorkerPool::PostTask(
-          FROM_HERE, base::Bind(&WriteDataToFile, location_, bitmap), true);
-    }
-  }
-  virtual scoped_ptr<gfx::VSyncProvider> CreateVSyncProvider() OVERRIDE {
-    return scoped_ptr<gfx::VSyncProvider>();
-  }
-
- private:
-  base::FilePath location_;
-  skia::RefPtr<SkSurface> surface_;
-};
-
-}  // namespace
-
-FileSurfaceFactory::FileSurfaceFactory(
-    const base::FilePath& dump_location)
-    : location_(dump_location) {
-  CHECK(!base::DirectoryExists(location_))
-      << "Location cannot be a directory (" << location_.value() << ")";
-  CHECK(!base::PathExists(location_) || base::PathIsWritable(location_));
-}
-
-FileSurfaceFactory::~FileSurfaceFactory() {}
-
-SurfaceFactoryOzone::HardwareState
-FileSurfaceFactory::InitializeHardware() {
-  return INITIALIZED;
-}
-
-void FileSurfaceFactory::ShutdownHardware() {
-}
-
-AcceleratedWidget FileSurfaceFactory::GetAcceleratedWidget() {
-  return 1;
-}
-
-scoped_ptr<SurfaceOzoneCanvas> FileSurfaceFactory::CreateCanvasForWidget(
-      gfx::AcceleratedWidget w) {
-  return make_scoped_ptr<SurfaceOzoneCanvas>(new FileSurface(location_));
-}
-
-bool FileSurfaceFactory::LoadEGLGLES2Bindings(
-      AddGLLibraryCallback add_gl_library,
-      SetGLGetProcAddressProcCallback set_gl_get_proc_address) {
-  return false;
-}
-
-}  // namespace gfx