texture.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_INTEROP_TEXTURE_H_
#define FLUTTER_IMPELLER_TOOLKIT_INTEROP_TEXTURE_H_
 
#include "impeller/core/texture.h"
#include "impeller/display_list/dl_image_impeller.h"
#include "impeller/toolkit/interop/context.h"
#include "impeller/toolkit/interop/impeller.h"
#include "impeller/toolkit/interop/object.h"
 
namespace impeller::interop {
 
class Texture final
    : public Object<Texture, IMPELLER_INTERNAL_HANDLE_NAME(ImpellerTexture)> {
 public:
  explicit Texture(const Context& context, const TextureDescriptor& descriptor);
 
  explicit Texture(impeller::Context::BackendType backend,
                   std::shared_ptr<impeller::Texture> texture);
 
  ~Texture() override;
 
  Texture(const Texture&) = delete;
 
  Texture& operator=(const Texture&) = delete;
 
  bool IsValid() const;
 
  bool SetContents(const uint8_t* contents, uint64_t length);
 
  bool SetContents(std::shared_ptr<const fml::Mapping> contents);
 
  sk_sp<DlImageImpeller> MakeImage() const;
 
  impeller::Context::BackendType GetBackendType() const;
 
  const std::shared_ptr<impeller::Texture>& GetTexture() const;
 
 private:
  impeller::Context::BackendType backend_ =
      impeller::Context::BackendType::kMetal;
  std::shared_ptr<impeller::Texture> texture_;
};
 
}  // namespace impeller::interop
 
#endif  // FLUTTER_IMPELLER_TOOLKIT_INTEROP_TEXTURE_H_