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// Copyright 2014 PDFium Authors. All rights reserved.
// 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 FPDFSDK_PWL_CPWL_FONT_MAP_H_
#define FPDFSDK_PWL_CPWL_FONT_MAP_H_
#include <memory>
#include <vector>
#include "core/fpdfdoc/ipvt_fontmap.h"
#include "core/fxcrt/fx_codepage.h"
#include "public/fpdf_sysfontinfo.h"
class CPDF_Document;
class CFX_SystemHandler;
struct CPWL_FontMap_Data {
CPDF_Font* pFont;
int32_t nCharset;
ByteString sFontName;
};
struct CPWL_FontMap_Native {
int32_t nCharset;
ByteString sFontName;
};
class CPWL_FontMap : public IPVT_FontMap {
public:
explicit CPWL_FontMap(CFX_SystemHandler* pSystemHandler);
~CPWL_FontMap() override;
// IPVT_FontMap
CPDF_Font* GetPDFFont(int32_t nFontIndex) override;
ByteString GetPDFFontAlias(int32_t nFontIndex) override;
int32_t GetWordFontIndex(uint16_t word,
int32_t nCharset,
int32_t nFontIndex) override;
int32_t CharCodeFromUnicode(int32_t nFontIndex, uint16_t word) override;
int32_t CharSetFromUnicode(uint16_t word, int32_t nOldCharset) override;
const CPWL_FontMap_Data* GetFontMapData(int32_t nIndex) const;
static int32_t GetNativeCharset();
ByteString GetNativeFontName(int32_t nCharset);
static ByteString GetDefaultFontByCharset(int32_t nCharset);
static const FPDF_CharsetFontMap defaultTTFMap[];
protected:
virtual void Initialize();
virtual CPDF_Document* GetDocument();
virtual CPDF_Font* FindFontSameCharset(ByteString* sFontAlias,
int32_t nCharset);
virtual void AddedFont(CPDF_Font* pFont, const ByteString& sFontAlias);
bool KnowWord(int32_t nFontIndex, uint16_t word);
void Empty();
int32_t GetFontIndex(const ByteString& sFontName,
int32_t nCharset,
bool bFind);
int32_t AddFontData(CPDF_Font* pFont,
const ByteString& sFontAlias,
int32_t nCharset = FX_CHARSET_Default);
ByteString EncodeFontAlias(const ByteString& sFontName, int32_t nCharset);
ByteString EncodeFontAlias(const ByteString& sFontName);
std::vector<std::unique_ptr<CPWL_FontMap_Data>> m_Data;
std::vector<std::unique_ptr<CPWL_FontMap_Native>> m_NativeFont;
private:
int32_t FindFont(const ByteString& sFontName,
int32_t nCharset = FX_CHARSET_Default);
ByteString GetNativeFont(int32_t nCharset);
CPDF_Font* AddFontToDocument(CPDF_Document* pDoc,
ByteString& sFontName,
uint8_t nCharset);
bool IsStandardFont(const ByteString& sFontName);
CPDF_Font* AddStandardFont(CPDF_Document* pDoc, ByteString& sFontName);
CPDF_Font* AddSystemFont(CPDF_Document* pDoc,
ByteString& sFontName,
uint8_t nCharset);
std::unique_ptr<CPDF_Document> m_pPDFDoc;
UnownedPtr<CFX_SystemHandler> const m_pSystemHandler;
};
#endif // FPDFSDK_PWL_CPWL_FONT_MAP_H_
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