ios_context_noop.h

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// 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.
 
#ifndef FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_CONTEXT_NOOP_H_
#define FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_CONTEXT_NOOP_H_
 
#import "flutter/shell/platform/darwin/ios/ios_context.h"
 
namespace flutter {
 
/// @brief A noop rendering context for usage on simulators without metal support.
class IOSContextNoop final : public IOSContext {
 public:
  IOSContextNoop();
 
  // |IOSContext|
  ~IOSContextNoop();
 
  // |IOSContext|
  sk_sp<GrDirectContext> CreateResourceContext() override;
 
  // |IOSContext|
  sk_sp<GrDirectContext> GetMainContext() const override;
 
  // |IOSContext|
  std::unique_ptr<GLContextResult> MakeCurrent() override;
 
  // |IOSContext|
  std::unique_ptr<Texture> CreateExternalTexture(
      int64_t texture_id,
      fml::scoped_nsobject<NSObject<FlutterTexture>> texture) override;
 
  IOSRenderingBackend GetBackend() const override;
 
 private:
  IOSContextNoop(const IOSContextNoop&) = delete;
 
  IOSContextNoop& operator=(const IOSContextNoop&) = delete;
};
 
}  // namespace flutter
 
#endif  // FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_CONTEXT_NOOP_H_