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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_FONTENCODING_H_
#define CORE_FPDFAPI_FONT_CPDF_FONTENCODING_H_
#include "core/fxcrt/bytestring.h"
#include "core/fxcrt/retain_ptr.h"
#include "core/fxcrt/string_pool_template.h"
#include "core/fxcrt/weak_ptr.h"
enum class FontEncoding {
kBuiltin = 0,
kWinAnsi = 1,
kMacRoman = 2,
kMacExpert = 3,
kStandard = 4,
kAdobeSymbol = 5,
kZapfDingbats = 6,
kPdfDoc = 7,
kMsSymbol = 8,
};
uint32_t CharCodeFromUnicodeForFreetypeEncoding(int encoding, wchar_t unicode);
wchar_t UnicodeFromAppleRomanCharCode(uint8_t charcode);
const uint16_t* UnicodesForPredefinedCharSet(FontEncoding encoding);
const char* CharNameFromPredefinedCharSet(FontEncoding encoding,
uint8_t charcode);
class CPDF_Object;
class CPDF_FontEncoding {
public:
static constexpr size_t kEncodingTableSize = 256;
explicit CPDF_FontEncoding(FontEncoding predefined_encoding);
bool IsIdentical(const CPDF_FontEncoding* pAnother) const;
wchar_t UnicodeFromCharCode(uint8_t charcode) const {
return m_Unicodes[charcode];
}
int CharCodeFromUnicode(wchar_t unicode) const;
void SetUnicode(uint8_t charcode, wchar_t unicode) {
m_Unicodes[charcode] = unicode;
}
RetainPtr<CPDF_Object> Realize(WeakPtr<ByteStringPool> pPool) const;
private:
wchar_t m_Unicodes[kEncodingTableSize] = {};
};
#endif // CORE_FPDFAPI_FONT_CPDF_FONTENCODING_H_