| // Copyright 2013 The Flutter 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 "flutter/flow/surface.h" | 
 |  | 
 | namespace flutter { | 
 |  | 
 | Surface::Surface() = default; | 
 |  | 
 | Surface::~Surface() = default; | 
 |  | 
 | std::unique_ptr<GLContextResult> Surface::MakeRenderContextCurrent() { | 
 |   return std::make_unique<GLContextDefaultResult>(true); | 
 | } | 
 |  | 
 | bool Surface::ClearRenderContext() { | 
 |   return false; | 
 | } | 
 |  | 
 | bool Surface::AllowsDrawingWhenGpuDisabled() const { | 
 |   return true; | 
 | } | 
 |  | 
 | bool Surface::EnableRasterCache() const { | 
 |   return true; | 
 | } | 
 |  | 
 | std::shared_ptr<impeller::AiksContext> Surface::GetAiksContext() const { | 
 |   return nullptr; | 
 | } | 
 |  | 
 | Surface::SurfaceData Surface::GetSurfaceData() const { | 
 |   return {}; | 
 | } | 
 |  | 
 | }  // namespace flutter |