core/fpdfapi/font/cpdf_type1font.h

// Copyright 2016 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#ifndef CORE_FPDFAPI_FONT_CPDF_TYPE1FONT_H_
#define CORE_FPDFAPI_FONT_CPDF_TYPE1FONT_H_

#include <stdint.h>

#include "build/build_config.h"
#include "core/fpdfapi/font/cpdf_simplefont.h"
#include "core/fxcrt/retain_ptr.h"
#include "core/fxge/cfx_fontmapper.h"

class CPDF_Type1Font final : public CPDF_SimpleFont {
 public:
  CONSTRUCT_VIA_MAKE_RETAIN;
  ~CPDF_Type1Font() override;

  // CPDF_Font:
  bool IsType1Font() const override;
  const CPDF_Type1Font* AsType1Font() const override;
  CPDF_Type1Font* AsType1Font() override;
#if BUILDFLAG(IS_APPLE)
  int GlyphFromCharCodeExt(uint32_t charcode) override;
#endif

  bool IsBase14Font() const { return m_Base14Font.has_value(); }

 private:
  CPDF_Type1Font(CPDF_Document* pDocument,
                 RetainPtr<CPDF_Dictionary> pFontDict);

  // CPDF_Font:
  bool Load() override;

  // CPDF_SimpleFont:
  void LoadGlyphMap() override;

  bool IsSymbolicFont() const;
  bool IsFixedFont() const;

#if BUILDFLAG(IS_APPLE)
  void SetExtGID(const char* name, uint32_t charcode);
  void CalcExtGID(uint32_t charcode);

  uint16_t m_ExtGID[kInternalTableSize];
#endif

  absl::optional<CFX_FontMapper::StandardFont> m_Base14Font;
};

#endif  // CORE_FPDFAPI_FONT_CPDF_TYPE1FONT_H_