// Copyright 2016 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.

#ifndef FLUTTER_SHELL_PLATFORM_ANDROID_ANDROID_SURFACE_GL_H_
#define FLUTTER_SHELL_PLATFORM_ANDROID_ANDROID_SURFACE_GL_H_

#include <memory>
#include "flutter/shell/gpu/gpu_surface_gl.h"
#include "flutter/shell/platform/android/android_context_gl.h"
#include "flutter/shell/platform/android/android_environment_gl.h"
#include "flutter/shell/platform/android/android_native_window.h"
#include "lib/ftl/macros.h"

namespace shell {

class AndroidSurfaceGL : public GPUSurfaceGLDelegate {
 public:
  AndroidSurfaceGL(AndroidNativeWindow window,
                   PlatformView::SurfaceConfig onscreen_config,
                   PlatformView::SurfaceConfig offscreen_config);

  ~AndroidSurfaceGL();

  bool IsValid() const;

  SkISize OnScreenSurfaceSize() const;

  bool OnScreenSurfaceResize(const SkISize& size) const;

  bool GLOffscreenContextMakeCurrent();

  bool GLContextMakeCurrent() override;

  bool GLContextClearCurrent() override;

  bool GLContextPresent() override;

  intptr_t GLContextFBO() const override;

 private:
  ftl::RefPtr<AndroidContextGL> onscreen_context_;
  ftl::RefPtr<AndroidContextGL> offscreen_context_;
  bool valid_;

  FTL_DISALLOW_COPY_AND_ASSIGN(AndroidSurfaceGL);
};

}  // namespace shell

#endif  // FLUTTER_SHELL_PLATFORM_ANDROID_ANDROID_SURFACE_GL_H_