cpdf_truetypefont.h

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// 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_TRUETYPEFONT_H_
#define CORE_FPDFAPI_FONT_CPDF_TRUETYPEFONT_H_
 
#include "core/fpdfapi/font/cpdf_simplefont.h"
#include "core/fxcrt/retain_ptr.h"
 
class CPDF_TrueTypeFont final : public CPDF_SimpleFont {
 public:
  CONSTRUCT_VIA_MAKE_RETAIN;
  ~CPDF_TrueTypeFont() override;
 
  // CPDF_Font:
  bool IsTrueTypeFont() const override;
  const CPDF_TrueTypeFont* AsTrueTypeFont() const override;
  CPDF_TrueTypeFont* AsTrueTypeFont() override;
 
 private:
  enum class CharmapType { kMSUnicode, kMSSymbol, kMacRoman, kOther };
 
  CPDF_TrueTypeFont(CPDF_Document* pDocument,
                    RetainPtr<CPDF_Dictionary> pFontDict);
 
  // CPDF_Font:
  bool Load() override;
 
  // CPDF_SimpleFont:
  void LoadGlyphMap() override;
 
  bool HasAnyGlyphIndex() const;
  CharmapType DetermineCharmapType() const;
  FontEncoding DetermineEncoding() const;
  void SetGlyphIndicesFromFirstChar();
};
 
#endif  // CORE_FPDFAPI_FONT_CPDF_TRUETYPEFONT_H_