android_surface.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_ANDROID_SURFACE_ANDROID_SURFACE_H_
#define FLUTTER_SHELL_PLATFORM_ANDROID_SURFACE_ANDROID_SURFACE_H_
 
#include <memory>
#include "flutter/flow/embedded_views.h"
#include "flutter/flow/surface.h"
#include "flutter/fml/macros.h"
#include "flutter/shell/platform/android/context/android_context.h"
#include "flutter/shell/platform/android/jni/platform_view_android_jni.h"
#include "flutter/shell/platform/android/surface/android_native_window.h"
#include "third_party/skia/include/core/SkSize.h"
 
namespace impeller {
class Context;
}  // namespace impeller
 
namespace flutter {
 
class AndroidExternalViewEmbedder;
 
class AndroidSurface {
 public:
  virtual ~AndroidSurface();
 
  virtual bool IsValid() const = 0;
 
  virtual void TeardownOnScreenContext() = 0;
 
  virtual std::unique_ptr<Surface> CreateGPUSurface(
      GrDirectContext* gr_context = nullptr) = 0;
 
  virtual bool OnScreenSurfaceResize(const SkISize& size) = 0;
 
  virtual bool ResourceContextMakeCurrent() = 0;
 
  virtual bool ResourceContextClearCurrent() = 0;
 
  virtual bool SetNativeWindow(fml::RefPtr<AndroidNativeWindow> window) = 0;
 
  virtual std::unique_ptr<Surface> CreateSnapshotSurface();
 
  virtual std::shared_ptr<impeller::Context> GetImpellerContext();
 
 protected:
  AndroidSurface();
};
 
class AndroidSurfaceFactory {
 public:
  AndroidSurfaceFactory() = default;
 
  virtual ~AndroidSurfaceFactory() = default;
 
  virtual std::unique_ptr<AndroidSurface> CreateSurface() = 0;
};
 
}  // namespace flutter
 
#endif  // FLUTTER_SHELL_PLATFORM_ANDROID_SURFACE_ANDROID_SURFACE_H_