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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_SRC_FXGE_ANDROID_FPF_SKIAFONTMGR_H_
#define CORE_SRC_FXGE_ANDROID_FPF_SKIAFONTMGR_H_
#if _FX_OS_ == _FX_ANDROID_
#define FPF_SKIAFONTTYPE_Unknown 0
#define FPF_SKIAFONTTYPE_Path 1
#define FPF_SKIAFONTTYPE_File 2
#define FPF_SKIAFONTTYPE_Buffer 3
class CFPF_SkiaFontDescriptor
{
public:
CFPF_SkiaFontDescriptor() : m_pFamily(NULL), m_dwStyle(0), m_iFaceIndex(0), m_dwCharsets(0), m_iGlyphNum(0) {}
virtual ~CFPF_SkiaFontDescriptor()
{
if (m_pFamily) {
FX_Free(m_pFamily);
}
}
virtual int32_t GetType() const
{
return FPF_SKIAFONTTYPE_Unknown;
}
void SetFamily(const FX_CHAR* pFamily)
{
if (m_pFamily) {
FX_Free(m_pFamily);
}
int32_t iSize = FXSYS_strlen(pFamily);
m_pFamily = FX_Alloc(FX_CHAR, iSize + 1);
FXSYS_memcpy32(m_pFamily, pFamily, iSize * sizeof(FX_CHAR));
m_pFamily[iSize] = 0;
}
FX_CHAR* m_pFamily;
FX_DWORD m_dwStyle;
int32_t m_iFaceIndex;
FX_DWORD m_dwCharsets;
int32_t m_iGlyphNum;
};
class CFPF_SkiaPathFont : public CFPF_SkiaFontDescriptor
{
public:
CFPF_SkiaPathFont() : m_pPath(NULL) {}
virtual ~CFPF_SkiaPathFont()
{
if (m_pPath) {
FX_Free(m_pPath);
}
}
virtual int32_t GetType() const
{
return FPF_SKIAFONTTYPE_Path;
}
void SetPath(const FX_CHAR* pPath)
{
if (m_pPath) {
FX_Free(m_pPath);
}
int32_t iSize = FXSYS_strlen(pPath);
m_pPath = FX_Alloc(FX_CHAR, iSize + 1);
FXSYS_memcpy32(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(NULL) {}
virtual int32_t GetType() const
{
return FPF_SKIAFONTTYPE_File;
}
IFX_FileRead *m_pFile;
};
class CFPF_SkiaBufferFont : public CFPF_SkiaFontDescriptor
{
public:
CFPF_SkiaBufferFont() : m_pBuffer(NULL), m_szBuffer(0) {}
virtual int32_t GetType() const
{
return FPF_SKIAFONTTYPE_Buffer;
}
void* m_pBuffer;
size_t m_szBuffer;
};
class CFPF_SkiaFontMgr : public IFPF_FontMgr
{
public:
CFPF_SkiaFontMgr();
virtual ~CFPF_SkiaFontMgr();
FX_BOOL InitFTLibrary();
virtual void LoadSystemFonts();
virtual void LoadPrivateFont(IFX_FileRead* pFontFile);
virtual void LoadPrivateFont(const CFX_ByteStringC& bsFileName);
virtual void LoadPrivateFont(void* pBuffer, size_t szBuffer);
virtual IFPF_Font* CreateFont(const CFX_ByteStringC& bsFamilyname, uint8_t uCharset, FX_DWORD dwStyle, FX_DWORD dwMatch = 0);
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_ByteStringC& path);
void ScanFile(const CFX_ByteStringC& file);
void ReportFace(FXFT_Face face, CFPF_SkiaFontDescriptor *pFontDesc);
void OutputSystemFonts();
FX_BOOL m_bLoaded;
CFX_PtrArray m_FontFaces;
FXFT_Library m_FTLibrary;
CFX_MapPtrToPtr m_FamilyFonts;
};
#endif
#endif // CORE_SRC_FXGE_ANDROID_FPF_SKIAFONTMGR_H_
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