// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef XFA_FGAS_FONT_FGAS_FONT_H_
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#define XFA_FGAS_FONT_FGAS_FONT_H_
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#include "core/fxge/include/fx_font.h"
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#include "xfa/fgas/crt/fgas_stream.h"
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#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
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#include "xfa/fgas/crt/fgas_memory.h"
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#include "xfa/fgas/crt/fgas_utils.h"
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#endif // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
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class CFX_FontSourceEnum_File;
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class CFGAS_GEFont;
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class CXFA_PDFFontMgr;
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class IFGAS_FontMgr;
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#define FX_FONTSTYLE_Normal 0x00
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#define FX_FONTSTYLE_FixedPitch 0x01
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#define FX_FONTSTYLE_Serif 0x02
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#define FX_FONTSTYLE_Symbolic 0x04
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#define FX_FONTSTYLE_Script 0x08
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#define FX_FONTSTYLE_Italic 0x40
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#define FX_FONTSTYLE_Bold 0x40000
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#define FX_FONTSTYLE_BoldItalic (FX_FONTSTYLE_Bold | FX_FONTSTYLE_Italic)
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#define FX_FONTSTYLE_ExactMatch 0x80000000
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#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
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struct FX_FONTMATCHPARAMS {
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const FX_WCHAR* pwsFamily;
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uint32_t dwFontStyles;
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uint32_t dwUSB;
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uint32_t dwMatchFlags;
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FX_WCHAR wUnicode;
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uint16_t wCodePage;
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};
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typedef FX_FONTMATCHPARAMS* FX_LPFONTMATCHPARAMS;
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typedef FX_FONTMATCHPARAMS const* FX_LPCFONTMATCHPARAMS;
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struct FX_FONTSIGNATURE {
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uint32_t fsUsb[4];
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uint32_t fsCsb[2];
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};
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inline bool operator==(const FX_FONTSIGNATURE& left,
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const FX_FONTSIGNATURE& right) {
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return left.fsUsb[0] == right.fsUsb[0] && left.fsUsb[1] == right.fsUsb[1] &&
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left.fsUsb[2] == right.fsUsb[2] && left.fsUsb[3] == right.fsUsb[3] &&
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left.fsCsb[0] == right.fsCsb[0] && left.fsCsb[1] == right.fsCsb[1];
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}
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struct FX_FONTDESCRIPTOR {
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FX_WCHAR wsFontFace[32];
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uint32_t dwFontStyles;
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uint8_t uCharSet;
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FX_FONTSIGNATURE FontSignature;
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};
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typedef CFX_MassArrayTemplate<FX_FONTDESCRIPTOR> CFX_FontDescriptors;
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inline bool operator==(const FX_FONTDESCRIPTOR& left,
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const FX_FONTDESCRIPTOR& right) {
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return left.uCharSet == right.uCharSet &&
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left.dwFontStyles == right.dwFontStyles &&
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left.FontSignature == right.FontSignature &&
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FXSYS_wcscmp(left.wsFontFace, right.wsFontFace) == 0;
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}
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#define FX_FONTMATCHPARA_MacthStyle 0x01
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#define FX_FONTMATCHPARA_MacthFamily 0x02
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#define FX_FONTMATCHPARA_MacthUnicode 0x04
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typedef void (*FX_LPEnumAllFonts)(CFX_FontDescriptors& fonts,
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const FX_WCHAR* pwsFaceName,
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FX_WCHAR wUnicode);
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FX_LPEnumAllFonts FX_GetDefFontEnumerator();
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typedef FX_FONTDESCRIPTOR const* (*FX_LPMatchFont)(
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FX_LPFONTMATCHPARAMS pParams,
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const CFX_FontDescriptors& fonts);
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FX_LPMatchFont FX_GetDefFontMatchor();
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class IFGAS_FontMgr {
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public:
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static IFGAS_FontMgr* Create(FX_LPEnumAllFonts pEnumerator);
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virtual ~IFGAS_FontMgr() {}
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virtual void Release() = 0;
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virtual CFGAS_GEFont* GetDefFontByCodePage(
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uint16_t wCodePage,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* GetDefFontByCharset(
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uint8_t nCharset,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* GetDefFontByUnicode(
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FX_WCHAR wUnicode,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* GetDefFontByLanguage(
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uint16_t wLanguage,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* LoadFont(const FX_WCHAR* pszFontFamily,
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uint32_t dwFontStyles,
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uint16_t wCodePage = 0xFFFF) = 0;
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virtual CFGAS_GEFont* LoadFont(const uint8_t* pBuffer, int32_t iLength) = 0;
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virtual CFGAS_GEFont* LoadFont(IFX_Stream* pFontStream,
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const FX_WCHAR* pszFontAlias = nullptr,
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uint32_t dwFontStyles = 0,
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uint16_t wCodePage = 0,
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FX_BOOL bSaveStream = FALSE) = 0;
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virtual CFGAS_GEFont* LoadFont(CFGAS_GEFont* pSrcFont,
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uint32_t dwFontStyles,
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uint16_t wCodePage = 0xFFFF) = 0;
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virtual void ClearFontCache() = 0;
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virtual void RemoveFont(CFGAS_GEFont* pFont) = 0;
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};
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#else // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
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class IFGAS_FontMgr {
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public:
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static IFGAS_FontMgr* Create(CFX_FontSourceEnum_File* pFontEnum);
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virtual ~IFGAS_FontMgr() {}
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virtual void Release() = 0;
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virtual CFGAS_GEFont* GetDefFontByCodePage(
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uint16_t wCodePage,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* GetDefFontByCharset(
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uint8_t nCharset,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* GetDefFontByUnicode(
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FX_WCHAR wUnicode,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* GetDefFontByLanguage(
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uint16_t wLanguage,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* GetFontByCodePage(
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uint16_t wCodePage,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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inline CFGAS_GEFont* LoadFont(const FX_WCHAR* pszFontFamily,
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uint32_t dwFontStyles,
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uint16_t wCodePage) {
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return GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily);
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}
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virtual CFGAS_GEFont* GetFontByCharset(
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uint8_t nCharset,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* GetFontByUnicode(
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FX_WCHAR wUnicode,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual CFGAS_GEFont* GetFontByLanguage(
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uint16_t wLanguage,
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uint32_t dwFontStyles,
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const FX_WCHAR* pszFontFamily = nullptr) = 0;
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virtual void ClearFontCache() = 0;
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virtual void RemoveFont(CFGAS_GEFont* pFont) = 0;
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};
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#endif // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
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#endif // XFA_FGAS_FONT_FGAS_FONT_H_
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