Merge XFA to PDFium master at 4dc95e7 on 10/28/2014

1 files changed, 170 insertions, 0 deletions

diff --git a/xfa/src/fgas/include/fx_fnt.h b/xfa/src/fgas/include/fx_fnt.h
new file mode 100644
index 0000000000..d664853df7
--- /dev/null
+++ b/xfa/src/fgas/include/fx_fnt.h
@@ -0,0 +1,170 @@
+// 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 FX_BOOL		GetCharWidth(IFX_Font* pFont, FX_WCHAR wUnicode, FX_INT32 &iWidth, FX_BOOL bCharCode = FALSE) = 0;

+};

+class IFX_Font

+{

+public:

+    static IFX_Font*		LoadFont(FX_LPCWSTR pszFontFamily, FX_DWORD dwFontStyles, FX_WORD wCodePage, IFX_FontMgr *pFontMgr);

+    static IFX_Font*		LoadFont(FX_LPCBYTE pBuffer, FX_INT32 iLength, IFX_FontMgr *pFontMgr);

+    static IFX_Font*		LoadFont(FX_LPCWSTR 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 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 FX_BYTE			GetCharSet() const = 0;

+    virtual FX_BOOL			GetCharWidth(FX_WCHAR wUnicode, FX_INT32 &iWidth, FX_BOOL bCharCode = FALSE) = 0;

+    virtual FX_INT32		GetGlyphIndex(FX_WCHAR wUnicode, FX_BOOL bCharCode = FALSE) = 0;

+    virtual FX_INT32		GetAscent() const = 0;

+    virtual FX_INT32		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 FX_INT32		GetItalicAngle() const = 0;

+    virtual void			Reset() = 0;

+    virtual IFX_Font*		GetSubstFont(FX_INT32 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 : public CFX_Object {

+    FX_LPCWSTR				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;

+    FX_BYTE					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, FX_LPVOID pUserData, FX_LPCWSTR pwsFaceName, FX_WCHAR wUnicode);

+FX_LPEnumAllFonts FX_GetDefFontEnumerator();

+typedef FX_LPCFONTDESCRIPTOR (*FX_LPMatchFont)(FX_LPFONTMATCHPARAMS pParams, const CFX_FontDescriptors &fonts, FX_LPVOID pUserData);

+FX_LPMatchFont FX_GetDefFontMatchor();

+class IFX_FontMgr

+{

+public:

+    static IFX_FontMgr*	Create(FX_LPEnumAllFonts pEnumerator, FX_LPMatchFont pMatcher = NULL, FX_LPVOID pUserData = NULL);

+    virtual void			Release() = 0;

+    virtual IFX_Font*		GetDefFontByCodePage(FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetDefFontByCharset(FX_BYTE nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetDefFontByUnicode(FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetDefFontByLanguage(FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		LoadFont(FX_LPCWSTR pszFontFamily, FX_DWORD dwFontStyles, FX_WORD wCodePage = 0xFFFF) = 0;

+    virtual IFX_Font*		LoadFont(FX_LPCBYTE pBuffer, FX_INT32 iLength) = 0;

+    virtual IFX_Font*		LoadFont(FX_LPCWSTR pszFileName) = 0;

+    virtual IFX_Font*		LoadFont(IFX_Stream *pFontStream, FX_LPCWSTR 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_Font*		GetDefFontByCodePage(IFX_FontMgr* pFontMgr, FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetDefFontByCharset(IFX_FontMgr* pFontMgr, FX_BYTE nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetDefFontByUnicode(IFX_FontMgr* pFontMgr, FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetDefFontByLanguage(IFX_FontMgr* pFontMgr, FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+};

+class IFX_FontSourceEnum

+{

+public:

+    virtual	void			Release() = 0;

+    virtual FX_POSITION		GetStartPosition(FX_LPVOID pUserData = NULL) = 0;

+    virtual IFX_FileAccess*	GetNext(FX_POSITION& pos, FX_LPVOID pUserData = NULL) = 0;

+};

+IFX_FontSourceEnum*	FX_CreateDefaultFontSourceEnum();

+class IFX_FontMgr

+{

+public:

+    static IFX_FontMgr* Create(IFX_FontSourceEnum* pFontEnum, IFX_FontMgrDelegate* pDelegate = NULL, FX_LPVOID pUserData = NULL);

+    virtual void		Release() = 0;

+    virtual IFX_Font*		GetDefFontByCodePage(FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetDefFontByCharset(FX_BYTE nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetDefFontByUnicode(FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetDefFontByLanguage(FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetFontByCodePage(FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    inline IFX_Font*		LoadFont(FX_LPCWSTR pszFontFamily, FX_DWORD dwFontStyles, FX_WORD wCodePage)

+    {

+        return GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily);

+    }

+    virtual IFX_Font*		GetFontByCharset(FX_BYTE nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetFontByUnicode(FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		GetFontByLanguage(FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0;

+    virtual IFX_Font*		LoadFont(FX_LPCBYTE pBuffer, FX_INT32 iLength, FX_INT32 iFaceIndex, FX_INT32* pFaceCount = NULL) = 0;

+    virtual IFX_Font*		LoadFont(FX_LPCWSTR pszFileName, FX_INT32 iFaceIndex, FX_INT32* pFaceCount = NULL) = 0;

+    virtual IFX_Font*		LoadFont(IFX_Stream *pFontStream, FX_INT32 iFaceIndex, FX_INT32* pFaceCount = NULL, FX_BOOL bSaveStream = FALSE) = 0;

+

+    virtual void			ClearFontCache() = 0;

+    virtual void			RemoveFont(IFX_Font *pFont) = 0;

+};

+#endif

+#endif