impeller/typographer/backends/stb/typographer_context_stb.h

// 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_TYPOGRAPHER_BACKENDS_STB_TYPOGRAPHER_CONTEXT_STB_H_
#define FLUTTER_IMPELLER_TYPOGRAPHER_BACKENDS_STB_TYPOGRAPHER_CONTEXT_STB_H_

#include "impeller/typographer/typographer_context.h"

#include <memory>
#include "flutter/fml/macros.h"

namespace impeller {

class TypographerContextSTB : public TypographerContext {
 public:
  static std::unique_ptr<TypographerContext> Make();

  TypographerContextSTB();

  ~TypographerContextSTB() override;

  // |TypographerContext|
  std::shared_ptr<GlyphAtlasContext> CreateGlyphAtlasContext() const override;

  // |TypographerContext|
  std::shared_ptr<GlyphAtlas> CreateGlyphAtlas(
      Context& context,
      GlyphAtlas::Type type,
      std::shared_ptr<GlyphAtlasContext> atlas_context,
      const FontGlyphMap& font_glyph_map) const override;

 private:
  TypographerContextSTB(const TypographerContextSTB&) = delete;

  TypographerContextSTB& operator=(const TypographerContextSTB&) = delete;
};

}  // namespace impeller

#endif  // FLUTTER_IMPELLER_TYPOGRAPHER_BACKENDS_STB_TYPOGRAPHER_CONTEXT_STB_H_