// 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_FXCRT_FX_UCD_H_ #define CORE_FXCRT_FX_UCD_H_ #include "core/fxcrt/cfx_retain_ptr.h" #include "core/fxcrt/fx_basic.h" #define FX_BIDICLASSBITS 6 #define FX_BIDICLASSBITSMASK (31 << FX_BIDICLASSBITS) enum FX_BIDICLASS { FX_BIDICLASS_ON = 0, // Other Neutral FX_BIDICLASS_L = 1, // Left Letter FX_BIDICLASS_R = 2, // Right Letter FX_BIDICLASS_AN = 3, // Arabic Number FX_BIDICLASS_EN = 4, // European Number FX_BIDICLASS_AL = 5, // Arabic Letter FX_BIDICLASS_NSM = 6, // Non-spacing Mark FX_BIDICLASS_CS = 7, // Common Number Separator FX_BIDICLASS_ES = 8, // European Separator FX_BIDICLASS_ET = 9, // European Number Terminator FX_BIDICLASS_BN = 10, // Boundary Neutral FX_BIDICLASS_S = 11, // Segment Separator FX_BIDICLASS_WS = 12, // Whitespace FX_BIDICLASS_B = 13, // Paragraph Separator FX_BIDICLASS_RLO = 14, // Right-to-Left Override FX_BIDICLASS_RLE = 15, // Right-to-Left Embedding FX_BIDICLASS_LRO = 16, // Left-to-Right Override FX_BIDICLASS_LRE = 17, // Left-to-Right Embedding FX_BIDICLASS_PDF = 18, // Pop Directional Format FX_BIDICLASS_N = FX_BIDICLASS_ON, }; extern const uint32_t kTextLayoutCodeProperties[]; extern const size_t kTextLayoutCodePropertiesSize; extern const uint16_t kFXTextLayoutVerticalMirror[]; extern const size_t kFXTextLayoutVerticalMirrorSize; extern const uint16_t kFXTextLayoutBidiMirror[]; extern const size_t kFXTextLayoutBidiMirrorSize; uint32_t FX_GetUnicodeProperties(FX_WCHAR wch); FX_WCHAR FX_GetMirrorChar(FX_WCHAR wch, bool bRTL, bool bVertical); #ifdef PDF_ENABLE_XFA enum FX_CHARBREAKPROP { FX_CBP_OP = 0, FX_CBP_CL = 1, FX_CBP_QU = 2, FX_CBP_GL = 3, FX_CBP_NS = 4, FX_CBP_EX = 5, FX_CBP_SY = 6, FX_CBP_IS = 7, FX_CBP_PR = 8, FX_CBP_PO = 9, FX_CBP_NU = 10, FX_CBP_AL = 11, FX_CBP_ID = 12, FX_CBP_IN = 13, FX_CBP_HY = 14, FX_CBP_BA = 15, FX_CBP_BB = 16, FX_CBP_B2 = 17, FX_CBP_ZW = 18, FX_CBP_CM = 19, FX_CBP_WJ = 20, FX_CBP_H2 = 21, FX_CBP_H3 = 22, FX_CBP_JL = 23, FX_CBP_JV = 24, FX_CBP_JT = 25, FX_CBP_BK = 26, FX_CBP_CR = 27, FX_CBP_LF = 28, FX_CBP_NL = 29, FX_CBP_SA = 30, FX_CBP_SG = 31, FX_CBP_CB = 32, FX_CBP_XX = 33, FX_CBP_AI = 34, FX_CBP_SP = 35, FX_CBP_TB = 37, FX_CBP_NONE = 36, }; #define FX_CHARTYPEBITS 11 #define FX_CHARTYPEBITSMASK (15 << FX_CHARTYPEBITS) enum FX_CHARTYPE { FX_CHARTYPE_Unknown = 0, FX_CHARTYPE_Tab = (1 << FX_CHARTYPEBITS), FX_CHARTYPE_Space = (2 << FX_CHARTYPEBITS), FX_CHARTYPE_Control = (3 << FX_CHARTYPEBITS), FX_CHARTYPE_Combination = (4 << FX_CHARTYPEBITS), FX_CHARTYPE_Numeric = (5 << FX_CHARTYPEBITS), FX_CHARTYPE_Normal = (6 << FX_CHARTYPEBITS), FX_CHARTYPE_ArabicAlef = (7 << FX_CHARTYPEBITS), FX_CHARTYPE_ArabicSpecial = (8 << FX_CHARTYPEBITS), FX_CHARTYPE_ArabicDistortion = (9 << FX_CHARTYPEBITS), FX_CHARTYPE_ArabicNormal = (10 << FX_CHARTYPEBITS), FX_CHARTYPE_ArabicForm = (11 << FX_CHARTYPEBITS), FX_CHARTYPE_Arabic = (12 << FX_CHARTYPEBITS), }; inline FX_CHARTYPE GetCharTypeFromProp(uint32_t prop) { return static_cast<FX_CHARTYPE>(prop & FX_CHARTYPEBITSMASK); } bool FX_IsCtrlCode(FX_WCHAR ch); FX_WCHAR FX_GetMirrorChar(FX_WCHAR wch, uint32_t dwProps, bool bRTL, bool bVertical); class CFX_Char { public: CFX_Char() : m_wCharCode(0), m_nBreakType(0), m_dwCharProps(0), m_iCharWidth(0), m_iHorizontalScale(100), m_iVertialScale(100) {} CFX_Char(uint16_t wCharCode, uint32_t dwCharProps) : m_wCharCode(wCharCode), m_nBreakType(0), m_dwCharProps(dwCharProps), m_iCharWidth(0), m_iHorizontalScale(100), m_iVertialScale(100) {} FX_CHARTYPE GetCharType() const { return GetCharTypeFromProp(m_dwCharProps); } uint16_t m_wCharCode; uint8_t m_nBreakType; uint32_t m_dwCharProps; int32_t m_iCharWidth; int32_t m_iHorizontalScale; int32_t m_iVertialScale; }; class CFX_TxtChar : public CFX_Char { public: CFX_TxtChar() : m_nRotation(0), m_dwCharStyles(0), m_dwStatus(0), m_iBidiClass(0), m_iBidiLevel(0), m_iBidiPos(0), m_iBidiOrder(0), m_pUserData(nullptr) {} int8_t m_nRotation; uint32_t m_dwCharStyles; uint32_t m_dwStatus; int16_t m_iBidiClass; int16_t m_iBidiLevel; int16_t m_iBidiPos; int16_t m_iBidiOrder; void* m_pUserData; }; class CFX_RTFChar : public CFX_Char { public: CFX_RTFChar(); CFX_RTFChar(const CFX_RTFChar& other); ~CFX_RTFChar(); uint32_t m_dwStatus; int32_t m_iFontSize; int32_t m_iFontHeight; int16_t m_iBidiClass; int16_t m_iBidiLevel; int16_t m_iBidiPos; int16_t m_iBidiOrder; uint32_t m_dwIdentity; CFX_RetainPtr<CFX_Retainable> m_pUserData; }; inline CFX_RTFChar::CFX_RTFChar() : m_dwStatus(0), m_iFontSize(0), m_iFontHeight(0), m_iBidiClass(0), m_iBidiLevel(0), m_iBidiPos(0), m_dwIdentity(0), m_pUserData(nullptr) {} inline CFX_RTFChar::CFX_RTFChar(const CFX_RTFChar& other) = default; inline CFX_RTFChar::~CFX_RTFChar() = default; #endif // PDF_ENABLE_XFA #endif // CORE_FXCRT_FX_UCD_H_