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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
| 6 | |
| 7 #ifndef XFA_SRC_FEE_INCLUDE_IFDE_TXTEDTENGINE_H_ | |
| 8 #define XFA_SRC_FEE_INCLUDE_IFDE_TXTEDTENGINE_H_ | |
| 9 | |
| 10 #include "core/include/fxge/fx_dib.h" | |
| 11 #include "xfa/src/fgas/include/fx_fnt.h" | |
| 12 | |
| 13 class IFDE_TxtEdtPage; | |
| 14 class IFDE_TxtEdtEngine; | |
| 15 class IFDE_TxtEdtEventSink; | |
| 16 class IFDE_TxtEdtParag; | |
| 17 | |
| 18 typedef struct FDE_HTXTEDTFIND_ { void* pData; } * FDE_HTXTEDTFIND; | |
| 19 | |
| 20 #define FDE_TXTEDT_FIND_FLAGS_Prev (0L << 0) | |
| 21 #define FDE_TXTEDT_FIND_FLAGS_Next (1L << 0) | |
| 22 #define FDE_TXTEDT_FIND_FLAGS_WholeWord (1L << 1) | |
| 23 #define FDE_TXTEDT_FIND_FLAGS_NoCase (1L << 2) | |
| 24 | |
| 25 #define FDE_TEXTEDITMODE_MultiLines (1L << 0) | |
| 26 #define FDE_TEXTEDITMODE_AutoLineWrap (1L << 1) | |
| 27 #define FDE_TEXTEDITMODE_ReadOnly (1L << 2) | |
| 28 #define FDE_TEXTEDITMODE_LimitArea_Vert (1L << 3) | |
| 29 #define FDE_TEXTEDITMODE_LimitArea_Horz (1L << 4) | |
| 30 #define FDE_TEXTEDITMODE_NoRedoUndo (1L << 5) | |
| 31 #define FDE_TEXTEDITMODE_FIELD_TAB (1L << 6) | |
| 32 #define FDE_TEXTEDITMODE_FIELD_AUTO (1L << 7) | |
| 33 #define FDE_TEXTEDITMODE_Validate (1L << 8) | |
| 34 #define FDE_TEXTEDITMODE_Password (1L << 9) | |
| 35 | |
| 36 #define FDE_TEXTEDITALIGN_Left (0L << 0) | |
| 37 #define FDE_TEXTEDITALIGN_Center (1L << 0) | |
| 38 #define FDE_TEXTEDITALIGN_Right (2L << 0) | |
| 39 #define FDE_TEXTEDITALIGN_Normal (1L << 3) | |
| 40 #define FDE_TEXTEDITALIGN_Justified (1L << 4) | |
| 41 #define FDE_TEXTEDITALIGN_Distributed (1L << 5) | |
| 42 | |
| 43 #define FDE_TEXTEDITLAYOUT_DocVertical (1L << 0) | |
| 44 #define FDE_TEXTEDITLAYOUT_CharVertial (1L << 1) | |
| 45 #define FDE_TEXTEDITLAYOUT_LineReserve (1L << 2) | |
| 46 #define FDE_TEXTEDITLAYOUT_RTL (1L << 3) | |
| 47 #define FDE_TEXTEDITLAYOUT_CombText (1L << 4) | |
| 48 #define FDE_TEXTEDITLAYOUT_ExpandTab (1L << 5) | |
| 49 #define FDE_TEXTEDITLAYOUT_ArabicContext (1L << 6) | |
| 50 #define FDE_TEXTEDITLAYOUT_ArabicShapes (1L << 7) | |
| 51 #define FDE_TEXTEDITLAYOUT_LastLineHeight (1L << 8) | |
| 52 | |
| 53 enum FDE_TXTEDTMOVECARET { | |
| 54 MC_MoveNone = 0, | |
| 55 MC_Left, | |
| 56 MC_Right, | |
| 57 MC_Up, | |
| 58 MC_Down, | |
| 59 MC_WordBackward, | |
| 60 MC_WordForward, | |
| 61 MC_LineStart, | |
| 62 MC_LineEnd, | |
| 63 MC_ParagStart, | |
| 64 MC_ParagEnd, | |
| 65 MC_PageUp, | |
| 66 MC_PageDown, | |
| 67 MC_Home, | |
| 68 MC_End, | |
| 69 }; | |
| 70 enum FDE_TXTEDT_MODIFY_RET { | |
| 71 FDE_TXTEDT_MODIFY_RET_F_Tab = -6, | |
| 72 FDE_TXTEDT_MODIFY_RET_F_Locked = -5, | |
| 73 FDE_TXTEDT_MODIFY_RET_F_Invalidate = -4, | |
| 74 FDE_TXTEDT_MODIFY_RET_F_Boundary = -3, | |
| 75 FDE_TXTEDT_MODIFY_RET_F_Full = -2, | |
| 76 FDE_TXTEDT_MODIFY_RET_F_Normal = -1, | |
| 77 FDE_TXTEDT_MODIFY_RET_S_Normal = 0, | |
| 78 FDE_TXTEDT_MODIFY_RET_S_Full = 1, | |
| 79 FDE_TXTEDT_MODIFY_RET_S_Part = 2, | |
| 80 FDE_TXTEDT_MODIFY_RET_S_Empty = 3, | |
| 81 FDE_TXTEDT_MODIFY_RET_T_Tab = 4, | |
| 82 }; | |
| 83 enum FDE_TXTEDIT_LINEEND { | |
| 84 FDE_TXTEDIT_LINEEND_Auto, | |
| 85 FDE_TXTEDIT_LINEEND_CRLF, | |
| 86 FDE_TXTEDIT_LINEEND_CR, | |
| 87 FDE_TXTEDIT_LINEEND_LF, | |
| 88 }; | |
| 89 struct _FDE_TXTEDTPARAMS { | |
| 90 _FDE_TXTEDTPARAMS() | |
| 91 : fPlateWidth(0), | |
| 92 fPlateHeight(0), | |
| 93 nLineCount(0), | |
| 94 dwLayoutStyles(0), | |
| 95 dwAlignment(0), | |
| 96 dwMode(0), | |
| 97 pFont(NULL), | |
| 98 fFontSize(10.0f), | |
| 99 dwFontColor(0xff000000), | |
| 100 fLineSpace(10.0f), | |
| 101 fTabWidth(36), | |
| 102 bTabEquidistant(FALSE), | |
| 103 wDefChar(0xFEFF), | |
| 104 wLineBreakChar('\n'), | |
| 105 nCharRotation(0), | |
| 106 nLineEnd(0), | |
| 107 nHorzScale(100), | |
| 108 fCharSpace(0), | |
| 109 pEventSink(NULL) {} | |
| 110 FX_FLOAT fPlateWidth; | |
| 111 FX_FLOAT fPlateHeight; | |
| 112 int32_t nLineCount; | |
| 113 FX_DWORD dwLayoutStyles; | |
| 114 FX_DWORD dwAlignment; | |
| 115 FX_DWORD dwMode; | |
| 116 IFX_Font* pFont; | |
| 117 FX_FLOAT fFontSize; | |
| 118 FX_ARGB dwFontColor; | |
| 119 FX_FLOAT fLineSpace; | |
| 120 FX_FLOAT fTabWidth; | |
| 121 FX_BOOL bTabEquidistant; | |
| 122 FX_WCHAR wDefChar; | |
| 123 FX_WCHAR wLineBreakChar; | |
| 124 int32_t nCharRotation; | |
| 125 int32_t nLineEnd; | |
| 126 int32_t nHorzScale; | |
| 127 FX_FLOAT fCharSpace; | |
| 128 IFDE_TxtEdtEventSink* pEventSink; | |
| 129 }; | |
| 130 typedef _FDE_TXTEDTPARAMS FDE_TXTEDTPARAMS; | |
| 131 typedef _FDE_TXTEDTPARAMS* FDE_LPTXTEDTPARAMS; | |
| 132 enum FDE_TXTEDT_TEXTCHANGE_TYPE { | |
| 133 FDE_TXTEDT_TEXTCHANGE_TYPE_Insert = 0, | |
| 134 FDE_TXTEDT_TEXTCHANGE_TYPE_Delete, | |
| 135 FDE_TXTEDT_TEXTCHANGE_TYPE_Replace, | |
| 136 }; | |
| 137 struct _FDE_TXTEDT_TEXTCHANGE_INFO { | |
| 138 int32_t nChangeType; | |
| 139 CFX_WideString wsInsert; | |
| 140 CFX_WideString wsDelete; | |
| 141 CFX_WideString wsPrevText; | |
| 142 }; | |
| 143 typedef _FDE_TXTEDT_TEXTCHANGE_INFO FDE_TXTEDT_TEXTCHANGE_INFO; | |
| 144 typedef _FDE_TXTEDT_TEXTCHANGE_INFO* FDE_LPTXTEDT_TEXTCHANGE_INFO; | |
| 145 class IFDE_TxtEdtEventSink { | |
| 146 public: | |
| 147 virtual ~IFDE_TxtEdtEventSink() {} | |
| 148 virtual void On_CaretChanged(IFDE_TxtEdtEngine* pEdit, | |
| 149 int32_t nPage, | |
| 150 FX_BOOL bVisible = TRUE) = 0; | |
| 151 virtual void On_TextChanged(IFDE_TxtEdtEngine* pEdit, | |
| 152 FDE_TXTEDT_TEXTCHANGE_INFO& ChangeInfo) = 0; | |
| 153 virtual void On_PageCountChanged(IFDE_TxtEdtEngine* pEdit) = 0; | |
| 154 virtual void On_SelChanged(IFDE_TxtEdtEngine* pEdit) = 0; | |
| 155 virtual FX_BOOL On_PageLoad(IFDE_TxtEdtEngine* pEdit, | |
| 156 int32_t nPageIndex, | |
| 157 int32_t nPurpose) = 0; | |
| 158 virtual FX_BOOL On_PageUnload(IFDE_TxtEdtEngine* pEdit, | |
| 159 int32_t nPageIndex, | |
| 160 int32_t nPurpose) = 0; | |
| 161 virtual FX_BOOL On_PageChange(IFDE_TxtEdtEngine* pEdit, | |
| 162 int32_t nPageIndex) = 0; | |
| 163 virtual void On_AddDoRecord(IFDE_TxtEdtEngine* pEdit, | |
| 164 const CFX_ByteStringC& bsDoRecord) = 0; | |
| 165 virtual FX_BOOL On_ValidateField(IFDE_TxtEdtEngine* pEdit, | |
| 166 int32_t nBlockIndex, | |
| 167 int32_t nFieldIndex, | |
| 168 const CFX_WideString& wsFieldText, | |
| 169 int32_t nCharIndex) = 0; | |
| 170 virtual FX_BOOL On_ValidateBlock(IFDE_TxtEdtEngine* pEdit, | |
| 171 int32_t nBlockIndex) = 0; | |
| 172 virtual FX_BOOL On_GetBlockFormatText(IFDE_TxtEdtEngine* pEdit, | |
| 173 int32_t nBlockIndex, | |
| 174 CFX_WideString& wsBlockText) = 0; | |
| 175 virtual FX_BOOL On_Validate(IFDE_TxtEdtEngine* pEdit, | |
| 176 CFX_WideString& wsText) = 0; | |
| 177 }; | |
| 178 class IFX_CharIter { | |
| 179 public: | |
| 180 virtual ~IFX_CharIter() {} | |
| 181 virtual void Release() = 0; | |
| 182 virtual FX_BOOL Next(FX_BOOL bPrev = FALSE) = 0; | |
| 183 virtual FX_WCHAR GetChar() = 0; | |
| 184 virtual void SetAt(int32_t nIndex) = 0; | |
| 185 virtual int32_t GetAt() const = 0; | |
| 186 virtual FX_BOOL IsEOF(FX_BOOL bTail = TRUE) const = 0; | |
| 187 virtual IFX_CharIter* Clone() = 0; | |
| 188 }; | |
| 189 class IFDE_TxtEdtEngine { | |
| 190 public: | |
| 191 static IFDE_TxtEdtEngine* Create(); | |
| 192 | |
| 193 virtual ~IFDE_TxtEdtEngine() {} | |
| 194 virtual void Release() = 0; | |
| 195 virtual void SetEditParams(const FDE_TXTEDTPARAMS& params) = 0; | |
| 196 virtual const FDE_TXTEDTPARAMS* GetEditParams() const = 0; | |
| 197 | |
| 198 virtual int32_t CountPages() const = 0; | |
| 199 virtual IFDE_TxtEdtPage* GetPage(int32_t nIndex) = 0; | |
| 200 virtual FX_BOOL SetBufChunkSize(int32_t nChunkSize) = 0; | |
| 201 virtual void SetTextByStream(IFX_Stream* pStream) = 0; | |
| 202 virtual void SetText(const CFX_WideString& wsText) = 0; | |
| 203 virtual int32_t GetTextLength() const = 0; | |
| 204 virtual void GetText(CFX_WideString& wsText, | |
| 205 int32_t nStart, | |
| 206 int32_t nCount = -1) = 0; | |
| 207 virtual void ClearText() = 0; | |
| 208 | |
| 209 virtual int32_t GetCaretRect(CFX_RectF& rtCaret) const = 0; | |
| 210 virtual int32_t GetCaretPos() const = 0; | |
| 211 virtual int32_t SetCaretPos(int32_t nIndex, FX_BOOL bBefore = TRUE) = 0; | |
| 212 virtual int32_t MoveCaretPos(FDE_TXTEDTMOVECARET eMoveCaret, | |
| 213 FX_BOOL bShift = FALSE, | |
| 214 FX_BOOL bCtrl = FALSE) = 0; | |
| 215 | |
| 216 virtual void Lock() = 0; | |
| 217 virtual void Unlock() = 0; | |
| 218 virtual FX_BOOL IsLocked() const = 0; | |
| 219 | |
| 220 virtual int32_t Insert(int32_t nStart, | |
| 221 const FX_WCHAR* lpText, | |
| 222 int32_t nLength) = 0; | |
| 223 virtual int32_t Delete(int32_t nStart, FX_BOOL bBackspace = FALSE) = 0; | |
| 224 virtual int32_t DeleteRange(int32_t nStart, int32_t nCount = -1) = 0; | |
| 225 virtual int32_t Replace(int32_t nStart, | |
| 226 int32_t nLength, | |
| 227 const CFX_WideString& wsReplace) = 0; | |
| 228 virtual void SetLimit(int32_t nLimit) = 0; | |
| 229 virtual void SetAliasChar(FX_WCHAR wAlias) = 0; | |
| 230 virtual void AddSelRange(int32_t nStart, int32_t nCount = -1) = 0; | |
| 231 virtual int32_t CountSelRanges() = 0; | |
| 232 virtual int32_t GetSelRange(int32_t nIndex, int32_t& nStart) = 0; | |
| 233 virtual void ClearSelection() = 0; | |
| 234 | |
| 235 virtual FX_BOOL Redo(const CFX_ByteStringC& bsRedo) = 0; | |
| 236 virtual FX_BOOL Undo(const CFX_ByteStringC& bsUndo) = 0; | |
| 237 | |
| 238 virtual int32_t StartLayout() = 0; | |
| 239 virtual int32_t DoLayout(IFX_Pause* pPause) = 0; | |
| 240 virtual void EndLayout() = 0; | |
| 241 | |
| 242 virtual FX_BOOL Optimize(IFX_Pause* pPause = NULL) = 0; | |
| 243 virtual int32_t CountParags() const = 0; | |
| 244 virtual IFDE_TxtEdtParag* GetParag(int32_t nParagIndex) const = 0; | |
| 245 virtual IFX_CharIter* CreateCharIter() = 0; | |
| 246 }; | |
| 247 class IFDE_TxtEdtParag { | |
| 248 public: | |
| 249 virtual ~IFDE_TxtEdtParag() {} | |
| 250 virtual int32_t GetTextLength() const = 0; | |
| 251 virtual int32_t GetStartIndex() const = 0; | |
| 252 virtual int32_t CountLines() const = 0; | |
| 253 virtual void GetLineRange(int32_t nLineIndex, | |
| 254 int32_t& nStart, | |
| 255 int32_t& nCount) const = 0; | |
| 256 }; | |
| 257 | |
| 258 #endif // XFA_SRC_FEE_INCLUDE_IFDE_TXTEDTENGINE_H_ | |
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Chromium Code Reviews
Issue 1778633003:
Collapse xfa/src/fee directories (Closed)
Base URL: https://pdfium.googlesource.com/pdfium.git@master