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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 _FPF_SKIA_FONTMGR_H_
#define _FPF_SKIA_FONTMGR_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 FX_INT32 GetType() const
{
return FPF_SKIAFONTTYPE_Unknown;
}
void SetFamily(FX_LPCSTR pFamily)
{
if (m_pFamily) {
FX_Free(m_pFamily);
}
FX_INT32 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_LPSTR m_pFamily;
FX_DWORD m_dwStyle;
FX_INT32 m_iFaceIndex;
FX_DWORD m_dwCharsets;
FX_INT32 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 FX_INT32 GetType() const
{
return FPF_SKIAFONTTYPE_Path;
}
void SetPath(FX_LPCSTR pPath)
{
if (m_pPath) {
FX_Free(m_pPath);
}
FX_INT32 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_LPSTR m_pPath;
};
class CFPF_SkiaFileFont : public CFPF_SkiaFontDescriptor
{
public:
CFPF_SkiaFileFont() : m_pFile(NULL) {}
virtual FX_INT32 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 FX_INT32 GetType() const
{
return FPF_SKIAFONTTYPE_Buffer;
}
FX_LPVOID 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(FX_BSTR bsFileName);
virtual void LoadPrivateFont(FX_LPVOID pBuffer, size_t szBuffer);
virtual IFPF_Font* CreateFont(FX_BSTR bsFamilyname, FX_BYTE uCharset, FX_DWORD dwStyle, FX_DWORD dwMatch = 0);
FXFT_Face GetFontFace(IFX_FileRead *pFileRead, FX_INT32 iFaceIndex = 0);
FXFT_Face GetFontFace(FX_BSTR bsFile, FX_INT32 iFaceIndex = 0);
FXFT_Face GetFontFace(FX_LPCBYTE pBuffer, size_t szBuffer, FX_INT32 iFaceIndex = 0);
protected:
void ScanPath(FX_BSTR path);
void ScanFile(FX_BSTR 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
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