display.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_IMPELLER_TOOLKIT_EGL_DISPLAY_H_
#define FLUTTER_IMPELLER_TOOLKIT_EGL_DISPLAY_H_
 
#include <memory>
#include <optional>
 
#include "flutter/fml/macros.h"
#include "impeller/toolkit/egl/config.h"
#include "impeller/toolkit/egl/egl.h"
 
namespace impeller {
namespace egl {
 
class Context;
class Surface;
 
class Display {
 public:
  Display();
 
  virtual ~Display();
 
  virtual bool IsValid() const;
 
  virtual std::unique_ptr<Config> ChooseConfig(ConfigDescriptor config) const;
 
  virtual std::unique_ptr<Context> CreateContext(const Config& config,
                                                 const Context* share_context);
 
  virtual std::unique_ptr<Surface> CreateWindowSurface(
      const Config& config,
      EGLNativeWindowType window);
 
  virtual std::unique_ptr<Surface>
  CreatePixelBufferSurface(const Config& config, size_t width, size_t height);
 
 private:
  EGLDisplay display_ = EGL_NO_DISPLAY;
 
  Display(const Display&) = delete;
 
  Display& operator=(const Display&) = delete;
};
 
}  // namespace egl
}  // namespace impeller
 
#endif  // FLUTTER_IMPELLER_TOOLKIT_EGL_DISPLAY_H_