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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 CORE_FXGE_ANDROID_FPF_SKIAFONTMGR_H_
#define CORE_FXGE_ANDROID_FPF_SKIAFONTMGR_H_
#include "core/fxcrt/fx_system.h"
#if _FX_OS_ == _FX_ANDROID_
#include <map>
#include <vector>
#include "core/fxge/fx_font.h"
#define FPF_SKIAFONTTYPE_Unknown 0
#define FPF_SKIAFONTTYPE_Path 1
#define FPF_SKIAFONTTYPE_File 2
#define FPF_SKIAFONTTYPE_Buffer 3
#define FPF_MATCHFONT_REPLACEANSI 1
class CFPF_SkiaFont;
class CFPF_SkiaFontDescriptor {
public:
CFPF_SkiaFontDescriptor()
: m_pFamily(nullptr),
m_dwStyle(0),
m_iFaceIndex(0),
m_dwCharsets(0),
m_iGlyphNum(0) {}
virtual ~CFPF_SkiaFontDescriptor() { FX_Free(m_pFamily); }
virtual int32_t GetType() const { return FPF_SKIAFONTTYPE_Unknown; }
void SetFamily(const FX_CHAR* pFamily) {
FX_Free(m_pFamily);
int32_t iSize = FXSYS_strlen(pFamily);
m_pFamily = FX_Alloc(FX_CHAR, iSize + 1);
FXSYS_memcpy(m_pFamily, pFamily, iSize * sizeof(FX_CHAR));
m_pFamily[iSize] = 0;
}
FX_CHAR* m_pFamily;
uint32_t m_dwStyle;
int32_t m_iFaceIndex;
uint32_t m_dwCharsets;
int32_t m_iGlyphNum;
};
class CFPF_SkiaPathFont : public CFPF_SkiaFontDescriptor {
public:
CFPF_SkiaPathFont() : m_pPath(nullptr) {}
~CFPF_SkiaPathFont() override { FX_Free(m_pPath); }
// CFPF_SkiaFontDescriptor
int32_t GetType() const override { return FPF_SKIAFONTTYPE_Path; }
void SetPath(const FX_CHAR* pPath) {
FX_Free(m_pPath);
int32_t iSize = FXSYS_strlen(pPath);
m_pPath = FX_Alloc(FX_CHAR, iSize + 1);
FXSYS_memcpy(m_pPath, pPath, iSize * sizeof(FX_CHAR));
m_pPath[iSize] = 0;
}
FX_CHAR* m_pPath;
};
class CFPF_SkiaFileFont : public CFPF_SkiaFontDescriptor {
public:
CFPF_SkiaFileFont() : m_pFile(nullptr) {}
// CFPF_SkiaFontDescriptor
int32_t GetType() const override { return FPF_SKIAFONTTYPE_File; }
IFX_FileRead* m_pFile;
};
class CFPF_SkiaBufferFont : public CFPF_SkiaFontDescriptor {
public:
CFPF_SkiaBufferFont() : m_pBuffer(nullptr), m_szBuffer(0) {}
// CFPF_SkiaFontDescriptor
int32_t GetType() const override { return FPF_SKIAFONTTYPE_Buffer; }
void* m_pBuffer;
size_t m_szBuffer;
};
class CFPF_SkiaFontMgr {
public:
CFPF_SkiaFontMgr();
~CFPF_SkiaFontMgr();
void LoadSystemFonts();
void LoadPrivateFont(IFX_FileRead* pFontFile);
void LoadPrivateFont(const CFX_ByteStringC& bsFileName);
void LoadPrivateFont(void* pBuffer, size_t szBuffer);
CFPF_SkiaFont* CreateFont(const CFX_ByteStringC& bsFamilyname,
uint8_t uCharset,
uint32_t dwStyle,
uint32_t dwMatch = 0);
FX_BOOL InitFTLibrary();
FXFT_Face GetFontFace(IFX_FileRead* pFileRead, int32_t iFaceIndex = 0);
FXFT_Face GetFontFace(const CFX_ByteStringC& bsFile, int32_t iFaceIndex = 0);
FXFT_Face GetFontFace(const uint8_t* pBuffer,
size_t szBuffer,
int32_t iFaceIndex = 0);
protected:
void ScanPath(const CFX_ByteString& path);
void ScanFile(const CFX_ByteString& file);
void ReportFace(FXFT_Face face, CFPF_SkiaFontDescriptor* pFontDesc);
void OutputSystemFonts();
FX_BOOL m_bLoaded;
FXFT_Library m_FTLibrary;
std::vector<CFPF_SkiaFontDescriptor*> m_FontFaces;
std::map<uint32_t, CFPF_SkiaFont*> m_FamilyFonts;
};
#endif // _FX_OS_ == _FX_ANDROID_
#endif // CORE_FXGE_ANDROID_FPF_SKIAFONTMGR_H_
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