// 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 _FX_FONT | |
#define _FX_FONT | |
class IFX_Font; | |
class IFX_FontMgr; | |
#define FX_FONTSTYLE_Normal 0x00 | |
#define FX_FONTSTYLE_FixedPitch 0x01 | |
#define FX_FONTSTYLE_Serif 0x02 | |
#define FX_FONTSTYLE_Symbolic 0x04 | |
#define FX_FONTSTYLE_Script 0x08 | |
#define FX_FONTSTYLE_Italic 0x40 | |
#define FX_FONTSTYLE_Bold 0x40000 | |
#define FX_FONTSTYLE_BoldItalic (FX_FONTSTYLE_Bold | FX_FONTSTYLE_Italic) | |
#define FX_FONTSTYLE_ExactMatch 0x80000000 | |
#define FX_FONTDECORATION_Underline 0x00000001 | |
#define FX_FONTDECORATION_Strikeout 0x00000002 | |
#define FX_FONTDECORATION_Overline 0x00000004 | |
#define FX_FONTDECORATION_Emphasis 0x00000008 | |
#define FX_FONTDECORATION_Superscript 0x00000010 | |
#define FX_FONTDECORATION_Subscript 0x00000020 | |
#define FX_FONTDECORATION_SmallCapital 0x00000040 | |
#define FX_FONTDECORATION_Capital 0x00000080 | |
#define FX_FONTDECORATION_Lowercase 0x000000C0 | |
#define FX_FONTDECORATION_Raised 0x00000100 | |
#define FX_FONTDECORATION_Sunken 0x00000200 | |
#define FX_FONTDECORATION_Shadow 0x00000400 | |
#define FX_FONTDECORATION_BoundingShape 0x20000000 | |
#define FX_FONTDECORATION_Hide 0x40000000 | |
#define FX_FONTDECORATION_StrokeFill 0x80000000 | |
#define FX_BOUNDINGSHAPE_None 0 | |
#define FX_BOUNDINGSHAPE_Circle 1 | |
#define FX_BOUNDINGSHAPE_Square 2 | |
#define FX_BOUNDINGSHAPE_Triangle 3 | |
#define FX_BOUNDINGSHAPE_Diamond 4 | |
class IFX_FontProvider { | |
public: | |
virtual ~IFX_FontProvider() {} | |
virtual FX_BOOL GetCharWidth(IFX_Font* pFont, | |
FX_WCHAR wUnicode, | |
int32_t& iWidth, | |
FX_BOOL bCharCode = FALSE) = 0; | |
}; | |
class IFX_Font { | |
public: | |
static IFX_Font* LoadFont(const FX_WCHAR* pszFontFamily, | |
FX_DWORD dwFontStyles, | |
FX_WORD wCodePage, | |
IFX_FontMgr* pFontMgr); | |
static IFX_Font* LoadFont(const uint8_t* pBuffer, | |
int32_t iLength, | |
IFX_FontMgr* pFontMgr); | |
static IFX_Font* LoadFont(const FX_WCHAR* pszFileName, IFX_FontMgr* pFontMgr); | |
static IFX_Font* LoadFont(IFX_Stream* pFontStream, | |
IFX_FontMgr* pFontMgr, | |
FX_BOOL bSaveStream = FALSE); | |
static IFX_Font* LoadFont(CFX_Font* pExtFont, | |
IFX_FontMgr* pFontMgr, | |
FX_BOOL bTakeOver = FALSE); | |
virtual ~IFX_Font() {} | |
virtual void Release() = 0; | |
virtual IFX_Font* Retain() = 0; | |
virtual IFX_Font* Derive(FX_DWORD dwFontStyles, FX_WORD wCodePage = 0) = 0; | |
virtual void GetFamilyName(CFX_WideString& wsFamily) const = 0; | |
virtual void GetPsName(CFX_WideString& wsName) const = 0; | |
virtual FX_DWORD GetFontStyles() const = 0; | |
virtual uint8_t GetCharSet() const = 0; | |
virtual FX_BOOL GetCharWidth(FX_WCHAR wUnicode, | |
int32_t& iWidth, | |
FX_BOOL bCharCode = FALSE) = 0; | |
virtual int32_t GetGlyphIndex(FX_WCHAR wUnicode, | |
FX_BOOL bCharCode = FALSE) = 0; | |
virtual int32_t GetAscent() const = 0; | |
virtual int32_t GetDescent() const = 0; | |
virtual FX_BOOL GetCharBBox(FX_WCHAR wUnicode, | |
CFX_Rect& bbox, | |
FX_BOOL bCharCode = FALSE) = 0; | |
virtual FX_BOOL GetBBox(CFX_Rect& bbox) = 0; | |
virtual int32_t GetItalicAngle() const = 0; | |
virtual void Reset() = 0; | |
virtual IFX_Font* GetSubstFont(int32_t iGlyphIndex) const = 0; | |
virtual void* GetDevFont() const = 0; | |
virtual void SetFontProvider(IFX_FontProvider* pProvider) = 0; | |
#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_ | |
virtual void SetLogicalFontStyle(FX_DWORD dwLogFontStyle) = 0; | |
#endif | |
}; | |
#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ | |
typedef struct _FX_FONTMATCHPARAMS { | |
const FX_WCHAR* pwsFamily; | |
FX_DWORD dwFontStyles; | |
FX_DWORD dwUSB; | |
FX_DWORD dwMatchFlags; | |
FX_WCHAR wUnicode; | |
FX_WORD wCodePage; | |
} FX_FONTMATCHPARAMS, *FX_LPFONTMATCHPARAMS; | |
typedef FX_FONTMATCHPARAMS const* FX_LPCFONTMATCHPARAMS; | |
typedef struct _FX_FONTSIGNATURE : public CFX_Target { | |
FX_DWORD fsUsb[4]; | |
FX_DWORD fsCsb[2]; | |
} FX_FONTSIGNATURE; | |
typedef struct _FX_FONTDESCRIPTOR : public CFX_Target { | |
FX_WCHAR wsFontFace[32]; | |
FX_DWORD dwFontStyles; | |
uint8_t uCharSet; | |
FX_FONTSIGNATURE FontSignature; | |
} FX_FONTDESCRIPTOR, *FX_LPFONTDESCRIPTOR; | |
typedef FX_FONTDESCRIPTOR const* FX_LPCFONTDESCRIPTOR; | |
typedef CFX_MassArrayTemplate<FX_FONTDESCRIPTOR> CFX_FontDescriptors; | |
inline FX_BOOL operator==(const FX_FONTDESCRIPTOR& left, | |
const FX_FONTDESCRIPTOR& right) { | |
return left.uCharSet == right.uCharSet && | |
left.dwFontStyles == right.dwFontStyles && | |
FXSYS_wcscmp(left.wsFontFace, right.wsFontFace) == 0 && | |
FXSYS_memcmp(&left.FontSignature, &right.FontSignature, | |
sizeof(FX_FONTSIGNATURE)) == 0; | |
} | |
#define FX_FONTMATCHPARA_MacthStyle 0x01 | |
#define FX_FONTMATCHPARA_MacthFamily 0x02 | |
#define FX_FONTMATCHPARA_MacthUnicode 0x04 | |
typedef void (*FX_LPEnumAllFonts)(CFX_FontDescriptors& fonts, | |
void* pUserData, | |
const FX_WCHAR* pwsFaceName, | |
FX_WCHAR wUnicode); | |
FX_LPEnumAllFonts FX_GetDefFontEnumerator(); | |
typedef FX_LPCFONTDESCRIPTOR (*FX_LPMatchFont)(FX_LPFONTMATCHPARAMS pParams, | |
const CFX_FontDescriptors& fonts, | |
void* pUserData); | |
FX_LPMatchFont FX_GetDefFontMatchor(); | |
class IFX_FontMgr { | |
public: | |
static IFX_FontMgr* Create(FX_LPEnumAllFonts pEnumerator, | |
FX_LPMatchFont pMatcher = NULL, | |
void* pUserData = NULL); | |
virtual ~IFX_FontMgr() {} | |
virtual void Release() = 0; | |
virtual IFX_Font* GetDefFontByCodePage( | |
FX_WORD wCodePage, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetDefFontByCharset( | |
uint8_t nCharset, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetDefFontByUnicode( | |
FX_WCHAR wUnicode, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetDefFontByLanguage( | |
FX_WORD wLanguage, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* LoadFont(const FX_WCHAR* pszFontFamily, | |
FX_DWORD dwFontStyles, | |
FX_WORD wCodePage = 0xFFFF) = 0; | |
virtual IFX_Font* LoadFont(const uint8_t* pBuffer, int32_t iLength) = 0; | |
virtual IFX_Font* LoadFont(const FX_WCHAR* pszFileName) = 0; | |
virtual IFX_Font* LoadFont(IFX_Stream* pFontStream, | |
const FX_WCHAR* pszFontAlias = NULL, | |
FX_DWORD dwFontStyles = 0, | |
FX_WORD wCodePage = 0, | |
FX_BOOL bSaveStream = FALSE) = 0; | |
virtual IFX_Font* LoadFont(IFX_Font* pSrcFont, | |
FX_DWORD dwFontStyles, | |
FX_WORD wCodePage = 0xFFFF) = 0; | |
virtual void ClearFontCache() = 0; | |
virtual void RemoveFont(IFX_Font* pFont) = 0; | |
}; | |
#else | |
class IFX_FontMgrDelegate { | |
public: | |
virtual ~IFX_FontMgrDelegate() {} | |
virtual IFX_Font* GetDefFontByCodePage( | |
IFX_FontMgr* pFontMgr, | |
FX_WORD wCodePage, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetDefFontByCharset( | |
IFX_FontMgr* pFontMgr, | |
uint8_t nCharset, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetDefFontByUnicode( | |
IFX_FontMgr* pFontMgr, | |
FX_WCHAR wUnicode, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetDefFontByLanguage( | |
IFX_FontMgr* pFontMgr, | |
FX_WORD wLanguage, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
}; | |
class IFX_FontSourceEnum { | |
public: | |
virtual ~IFX_FontSourceEnum() {} | |
virtual void Release() = 0; | |
virtual FX_POSITION GetStartPosition(void* pUserData = NULL) = 0; | |
virtual IFX_FileAccess* GetNext(FX_POSITION& pos, void* pUserData = NULL) = 0; | |
}; | |
IFX_FontSourceEnum* FX_CreateDefaultFontSourceEnum(); | |
class IFX_FontMgr { | |
public: | |
static IFX_FontMgr* Create(IFX_FontSourceEnum* pFontEnum, | |
IFX_FontMgrDelegate* pDelegate = NULL, | |
void* pUserData = NULL); | |
virtual ~IFX_FontMgr() {} | |
virtual void Release() = 0; | |
virtual IFX_Font* GetDefFontByCodePage( | |
FX_WORD wCodePage, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetDefFontByCharset( | |
uint8_t nCharset, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetDefFontByUnicode( | |
FX_WCHAR wUnicode, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetDefFontByLanguage( | |
FX_WORD wLanguage, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetFontByCodePage(FX_WORD wCodePage, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
inline IFX_Font* LoadFont(const FX_WCHAR* pszFontFamily, | |
FX_DWORD dwFontStyles, | |
FX_WORD wCodePage) { | |
return GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily); | |
} | |
virtual IFX_Font* GetFontByCharset(uint8_t nCharset, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetFontByUnicode(FX_WCHAR wUnicode, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* GetFontByLanguage(FX_WORD wLanguage, | |
FX_DWORD dwFontStyles, | |
const FX_WCHAR* pszFontFamily = NULL) = 0; | |
virtual IFX_Font* LoadFont(const uint8_t* pBuffer, | |
int32_t iLength, | |
int32_t iFaceIndex, | |
int32_t* pFaceCount = NULL) = 0; | |
virtual IFX_Font* LoadFont(const FX_WCHAR* pszFileName, | |
int32_t iFaceIndex, | |
int32_t* pFaceCount = NULL) = 0; | |
virtual IFX_Font* LoadFont(IFX_Stream* pFontStream, | |
int32_t iFaceIndex, | |
int32_t* pFaceCount = NULL, | |
FX_BOOL bSaveStream = FALSE) = 0; | |
virtual void ClearFontCache() = 0; | |
virtual void RemoveFont(IFX_Font* pFont) = 0; | |
}; | |
#endif | |
#endif |