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 FPDFSDK_INCLUDE_FXEDIT_FX_EDIT_H_ 8 #define FPDFSDK_INCLUDE_FXEDIT_FX_EDIT_H_ 9 10 #include "core/include/fpdfapi/fpdf_parser.h" 11 #include "core/include/fxcrt/fx_basic.h" 12 #include "core/include/fxge/fx_dib.h" 13 14 class CFX_RenderDevice; 15 class CPDF_Font; 16 class CFX_Matrix; 17 class CPDF_PageObjects; 18 class CPDF_Point; 19 class CPDF_TextObject; 20 class IFX_Edit; 21 class IFX_Edit_FontMap; 22 class IFX_Edit_Iterator; 23 class IFX_Edit_Notify; 24 class IFX_Edit_UndoItem; 25 class IFX_List; 26 class IFX_List_Notify; 27 class IFX_SystemHandler; 28 class IPDF_VariableText; 29 class IPDF_VariableText_Provider; 30 struct CPVT_Line; 31 struct CPVT_SecProps; 32 struct CPVT_Section; 33 struct CPVT_Word; 34 struct CPVT_WordPlace; 35 struct CPVT_WordProps; 36 struct CPVT_WordRange; 37 38 #define PVTWORD_STYLE_NORMAL 0x0000L 39 #define PVTWORD_STYLE_HIGHLIGHT 0x0001L 40 #define PVTWORD_STYLE_UNDERLINE 0x0002L 41 #define PVTWORD_STYLE_CROSSOUT 0x0004L 42 #define PVTWORD_STYLE_SQUIGGLY 0x0008L 43 #define PVTWORD_STYLE_DUALCROSSOUT 0x0010L 44 #define PVTWORD_STYLE_BOLD 0x0020L 45 #define PVTWORD_STYLE_ITALIC 0x0040L 46 47 #define FX_EDIT_ISLATINWORD(u) \ 48 (u == 0x2D || (u <= 0x005A && u >= 0x0041) || \ 49 (u <= 0x007A && u >= 0x0061) || (u <= 0x02AF && u >= 0x00C0)) 50 51 #ifndef DEFAULT_CHARSET 52 #define DEFAULT_CHARSET 1 53 #endif 54 55 class IFX_Edit_FontMap { 56 public: ~IFX_Edit_FontMap()57 virtual ~IFX_Edit_FontMap() {} 58 // map a fontindex to pdf font. 59 virtual CPDF_Font* GetPDFFont(int32_t nFontIndex) = 0; 60 // get the alias of a pdf font. 61 virtual CFX_ByteString GetPDFFontAlias(int32_t nFontIndex) = 0; 62 // get the index of a font that can show a word. 63 virtual int32_t GetWordFontIndex(FX_WORD word, 64 int32_t charset, 65 int32_t nFontIndex) = 0; 66 // get the charcode of word from unicode 67 virtual int32_t CharCodeFromUnicode(int32_t nFontIndex, FX_WORD word) = 0; 68 // get the charset of unicode 69 virtual int32_t CharSetFromUnicode(FX_WORD word, int32_t nOldCharset) = 0; 70 }; 71 72 class IFX_Edit_Notify { 73 public: ~IFX_Edit_Notify()74 virtual ~IFX_Edit_Notify() {} 75 // set the horizontal scrollbar information. 76 virtual void IOnSetScrollInfoX(FX_FLOAT fPlateMin, 77 FX_FLOAT fPlateMax, 78 FX_FLOAT fContentMin, 79 FX_FLOAT fContentMax, 80 FX_FLOAT fSmallStep, 81 FX_FLOAT fBigStep) = 0; 82 // set the vertical scrollbar information. 83 virtual void IOnSetScrollInfoY(FX_FLOAT fPlateMin, 84 FX_FLOAT fPlateMax, 85 FX_FLOAT fContentMin, 86 FX_FLOAT fContentMax, 87 FX_FLOAT fSmallStep, 88 FX_FLOAT fBigStep) = 0; 89 // set the position of horizontal scrollbar. 90 virtual void IOnSetScrollPosX(FX_FLOAT fx) = 0; 91 // set the position of vertical scrollbar. 92 virtual void IOnSetScrollPosY(FX_FLOAT fy) = 0; 93 // set the caret information. 94 virtual void IOnSetCaret(FX_BOOL bVisible, 95 const CPDF_Point& ptHead, 96 const CPDF_Point& ptFoot, 97 const CPVT_WordPlace& place) = 0; 98 // if the caret position is changed ,send the information of current postion 99 // to user. 100 virtual void IOnCaretChange(const CPVT_SecProps& secProps, 101 const CPVT_WordProps& wordProps) = 0; 102 // if the text area is changed, send the information to user. 103 virtual void IOnContentChange(const CPDF_Rect& rcContent) = 0; 104 // Invalidate the rectangle relative to the bounding box of edit. 105 virtual void IOnInvalidateRect(CPDF_Rect* pRect) = 0; 106 }; 107 108 class IFX_Edit_OprNotify { 109 public: ~IFX_Edit_OprNotify()110 virtual ~IFX_Edit_OprNotify() {} 111 112 // OprType: 0 113 virtual void OnInsertWord(const CPVT_WordPlace& place, 114 const CPVT_WordPlace& oldplace) = 0; 115 // OprType: 1 116 virtual void OnInsertReturn(const CPVT_WordPlace& place, 117 const CPVT_WordPlace& oldplace) = 0; 118 // OprType: 2 119 virtual void OnBackSpace(const CPVT_WordPlace& place, 120 const CPVT_WordPlace& oldplace) = 0; 121 // OprType: 3 122 virtual void OnDelete(const CPVT_WordPlace& place, 123 const CPVT_WordPlace& oldplace) = 0; 124 // OprType: 4 125 virtual void OnClear(const CPVT_WordPlace& place, 126 const CPVT_WordPlace& oldplace) = 0; 127 // OprType: 5 128 virtual void OnInsertText(const CPVT_WordPlace& place, 129 const CPVT_WordPlace& oldplace) = 0; 130 // OprType: 6 131 virtual void OnSetText(const CPVT_WordPlace& place, 132 const CPVT_WordPlace& oldplace) = 0; 133 // 134 virtual void OnAddUndo(IFX_Edit_UndoItem* pUndoItem) = 0; 135 }; 136 137 class IFX_Edit_Iterator { 138 public: ~IFX_Edit_Iterator()139 virtual ~IFX_Edit_Iterator() {} 140 141 public: 142 // move the current position to the next word. 143 virtual FX_BOOL NextWord() = 0; 144 // move the current position to the next line. 145 virtual FX_BOOL NextLine() = 0; 146 // move the current position to the next section. 147 virtual FX_BOOL NextSection() = 0; 148 149 // move the current position to the previous word. 150 virtual FX_BOOL PrevWord() = 0; 151 // move the current position to the previous line. 152 virtual FX_BOOL PrevLine() = 0; 153 // move the current position to the previous section. 154 virtual FX_BOOL PrevSection() = 0; 155 156 // get the information of the current word. 157 virtual FX_BOOL GetWord(CPVT_Word& word) const = 0; 158 // get the information of the current line. 159 virtual FX_BOOL GetLine(CPVT_Line& line) const = 0; 160 // get the information of the current section. 161 virtual FX_BOOL GetSection(CPVT_Section& section) const = 0; 162 // set the current position. 163 virtual void SetAt(int32_t nWordIndex) = 0; 164 // set the current position. 165 virtual void SetAt(const CPVT_WordPlace& place) = 0; 166 // get the current position. 167 virtual const CPVT_WordPlace& GetAt() const = 0; 168 169 // get the edit which this iterator belongs to 170 virtual IFX_Edit* GetEdit() const = 0; 171 }; 172 173 class IFX_Edit_UndoItem { 174 public: ~IFX_Edit_UndoItem()175 virtual ~IFX_Edit_UndoItem() {} 176 177 virtual void Undo() = 0; 178 virtual void Redo() = 0; 179 virtual CFX_WideString GetUndoTitle() = 0; 180 }; 181 182 class IFX_Edit { 183 public: 184 static IFX_Edit* NewEdit(); 185 static void DelEdit(IFX_Edit* pEdit); 186 187 // set a IFX_Edit_FontMap pointer implemented by user. 188 virtual void SetFontMap(IFX_Edit_FontMap* pFontMap) = 0; 189 // if user don't like to use FontMap, implement VTProvider and set it 190 // directly. 191 virtual void SetVTProvider(IPDF_VariableText_Provider* pProvider) = 0; 192 // set a IFX_Edit_Notify pointer implemented by user. 193 virtual void SetNotify(IFX_Edit_Notify* pNotify) = 0; 194 virtual void SetOprNotify(IFX_Edit_OprNotify* pOprNotify) = 0; 195 // get a pointer allocated by CPDF_Edit, by this pointer, user can iterate the 196 // contents of edit, but don't need to release. 197 virtual IFX_Edit_Iterator* GetIterator() = 0; 198 // get a VT pointer relative to this edit. 199 virtual IPDF_VariableText* GetVariableText() = 0; 200 // get the IFX_Edit_FontMap pointer set by user. 201 virtual IFX_Edit_FontMap* GetFontMap() = 0; 202 203 // initialize the edit. 204 virtual void Initialize() = 0; 205 206 // set the bounding box of the text area. 207 virtual void SetPlateRect(const CPDF_Rect& rect, FX_BOOL bPaint = TRUE) = 0; 208 // set the scroll origin 209 virtual void SetScrollPos(const CPDF_Point& point) = 0; 210 211 // set the horizontal text alignment in text box, nFormat (0:left 1:middle 212 // 2:right). 213 virtual void SetAlignmentH(int32_t nFormat = 0, FX_BOOL bPaint = TRUE) = 0; 214 // set the vertical text alignment in text box, nFormat (0:top 1:center 215 // 2:bottom). 216 virtual void SetAlignmentV(int32_t nFormat = 0, FX_BOOL bPaint = TRUE) = 0; 217 // if the text is shown in secret , set a character for substitute. 218 virtual void SetPasswordChar(FX_WORD wSubWord = '*', 219 FX_BOOL bPaint = TRUE) = 0; 220 // set the maximal count of words of the text. 221 virtual void SetLimitChar(int32_t nLimitChar = 0, FX_BOOL bPaint = TRUE) = 0; 222 // if set the count of charArray , then all words is shown in equal space. 223 virtual void SetCharArray(int32_t nCharArray = 0, FX_BOOL bPaint = TRUE) = 0; 224 // set the space of two characters. 225 virtual void SetCharSpace(FX_FLOAT fCharSpace = 0.0f, 226 FX_BOOL bPaint = TRUE) = 0; 227 // set the horizontal scale of all characters. 228 virtual void SetHorzScale(int32_t nHorzScale = 100, 229 FX_BOOL bPaint = TRUE) = 0; 230 // set the leading of all lines 231 virtual void SetLineLeading(FX_FLOAT fLineLeading, FX_BOOL bPaint = TRUE) = 0; 232 // if set, CRLF is allowed. 233 virtual void SetMultiLine(FX_BOOL bMultiLine = TRUE, 234 FX_BOOL bPaint = TRUE) = 0; 235 // if set, all words auto fit the width of the bounding box. 236 virtual void SetAutoReturn(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0; 237 // if set, a font size is calculated to full fit the bounding box. 238 virtual void SetAutoFontSize(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0; 239 // is set, the text is allowed to scroll. 240 virtual void SetAutoScroll(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0; 241 // set the font size of all words. 242 virtual void SetFontSize(FX_FLOAT fFontSize, FX_BOOL bPaint = TRUE) = 0; 243 // the text is allowed to auto-scroll, allow the text overflow? 244 virtual void SetTextOverflow(FX_BOOL bAllowed = FALSE, 245 FX_BOOL bPaint = TRUE) = 0; 246 247 // query if the edit is richedit. 248 virtual FX_BOOL IsRichText() const = 0; 249 // set the edit is richedit. 250 virtual void SetRichText(FX_BOOL bRichText = TRUE, FX_BOOL bPaint = TRUE) = 0; 251 // set the fontsize of selected text. 252 virtual FX_BOOL SetRichFontSize(FX_FLOAT fFontSize) = 0; 253 // set the fontindex of selected text, user can change the font of selected 254 // text. 255 virtual FX_BOOL SetRichFontIndex(int32_t nFontIndex) = 0; 256 // set the textcolor of selected text. 257 virtual FX_BOOL SetRichTextColor(FX_COLORREF dwColor) = 0; 258 // set the text script type of selected text. (0:normal 1:superscript 259 // 2:subscript) 260 virtual FX_BOOL SetRichTextScript(int32_t nScriptType) = 0; 261 // set the bold font style of selected text. 262 virtual FX_BOOL SetRichTextBold(FX_BOOL bBold = TRUE) = 0; 263 // set the italic font style of selected text. 264 virtual FX_BOOL SetRichTextItalic(FX_BOOL bItalic = TRUE) = 0; 265 // set the underline style of selected text. 266 virtual FX_BOOL SetRichTextUnderline(FX_BOOL bUnderline = TRUE) = 0; 267 // set the crossout style of selected text. 268 virtual FX_BOOL SetRichTextCrossout(FX_BOOL bCrossout = TRUE) = 0; 269 // set the charspace of selected text, in user coordinate. 270 virtual FX_BOOL SetRichTextCharSpace(FX_FLOAT fCharSpace) = 0; 271 // set the horizontal scale of selected text, default value is 100. 272 virtual FX_BOOL SetRichTextHorzScale(int32_t nHorzScale = 100) = 0; 273 // set the leading of selected section, in user coordinate. 274 virtual FX_BOOL SetRichTextLineLeading(FX_FLOAT fLineLeading) = 0; 275 // set the indent of selected section, in user coordinate. 276 virtual FX_BOOL SetRichTextLineIndent(FX_FLOAT fLineIndent) = 0; 277 // set the alignment of selected section, nAlignment(0:left 1:middle 2:right) 278 virtual FX_BOOL SetRichTextAlignment(int32_t nAlignment) = 0; 279 280 // set the selected range of text. 281 // if nStartChar == 0 and nEndChar == -1, select all the text. 282 virtual void SetSel(int32_t nStartChar, int32_t nEndChar) = 0; 283 // get the selected range of text. 284 virtual void GetSel(int32_t& nStartChar, int32_t& nEndChar) const = 0; 285 // select all the text. 286 virtual void SelectAll() = 0; 287 // set text is not selected. 288 virtual void SelectNone() = 0; 289 // get the caret position. 290 virtual int32_t GetCaret() const = 0; 291 virtual CPVT_WordPlace GetCaretWordPlace() const = 0; 292 // get the string of selected text. 293 virtual CFX_WideString GetSelText() const = 0; 294 // get the text conent 295 virtual CFX_WideString GetText() const = 0; 296 // query if any text is selected. 297 virtual FX_BOOL IsSelected() const = 0; 298 // get the scroll origin 299 virtual CPDF_Point GetScrollPos() const = 0; 300 // get the bounding box of the text area. 301 virtual CPDF_Rect GetPlateRect() const = 0; 302 // get the fact area of the text. 303 virtual CPDF_Rect GetContentRect() const = 0; 304 // get the visible word range 305 virtual CPVT_WordRange GetVisibleWordRange() const = 0; 306 // get the whole word range 307 virtual CPVT_WordRange GetWholeWordRange() const = 0; 308 // get the word range of select text 309 virtual CPVT_WordRange GetSelectWordRange() const = 0; 310 311 // send the mousedown message to edit for response. 312 // if Shift key is hold, bShift is TRUE, is Ctrl key is hold, bCtrl is TRUE. 313 virtual void OnMouseDown(const CPDF_Point& point, 314 FX_BOOL bShift, 315 FX_BOOL bCtrl) = 0; 316 // send the mousemove message to edit when mouse down is TRUE. 317 virtual void OnMouseMove(const CPDF_Point& point, 318 FX_BOOL bShift, 319 FX_BOOL bCtrl) = 0; 320 // send the UP key message to edit. 321 virtual void OnVK_UP(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 322 // send the DOWN key message to edit. 323 virtual void OnVK_DOWN(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 324 // send the LEFT key message to edit. 325 virtual void OnVK_LEFT(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 326 // send the RIGHT key message to edit. 327 virtual void OnVK_RIGHT(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 328 // send the HOME key message to edit. 329 virtual void OnVK_HOME(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 330 // send the END key message to edit. 331 virtual void OnVK_END(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 332 333 // put text into edit. 334 virtual void SetText(const FX_WCHAR* text, 335 int32_t charset = DEFAULT_CHARSET, 336 const CPVT_SecProps* pSecProps = NULL, 337 const CPVT_WordProps* pWordProps = NULL) = 0; 338 // insert a word into the edit. 339 virtual FX_BOOL InsertWord(FX_WORD word, 340 int32_t charset = DEFAULT_CHARSET, 341 const CPVT_WordProps* pWordProps = NULL) = 0; 342 // insert a return into the edit. 343 virtual FX_BOOL InsertReturn(const CPVT_SecProps* pSecProps = NULL, 344 const CPVT_WordProps* pWordProps = NULL) = 0; 345 // insert text into the edit. 346 virtual FX_BOOL InsertText(const FX_WCHAR* text, 347 int32_t charset = DEFAULT_CHARSET, 348 const CPVT_SecProps* pSecProps = NULL, 349 const CPVT_WordProps* pWordProps = NULL) = 0; 350 // do backspace operation. 351 virtual FX_BOOL Backspace() = 0; 352 // do delete operation. 353 virtual FX_BOOL Delete() = 0; 354 // delete the selected text. 355 virtual FX_BOOL Clear() = 0; 356 357 // do Redo operation. 358 virtual FX_BOOL Redo() = 0; 359 // do Undo operation. 360 virtual FX_BOOL Undo() = 0; 361 // move caret 362 virtual void SetCaret(int32_t nPos) = 0; 363 364 // arrange all words over again 365 virtual void Paint() = 0; 366 367 // allow to refresh screen? 368 virtual void EnableRefresh(FX_BOOL bRefresh) = 0; 369 370 virtual void RefreshWordRange(const CPVT_WordRange& wr) = 0; 371 372 // allow undo/redo? 373 virtual void EnableUndo(FX_BOOL bUndo) = 0; 374 375 // allow notify? 376 virtual void EnableNotify(FX_BOOL bNotify) = 0; 377 378 // allow opr notify? 379 virtual void EnableOprNotify(FX_BOOL bNotify) = 0; 380 381 // map word place to word index. 382 virtual int32_t WordPlaceToWordIndex(const CPVT_WordPlace& place) const = 0; 383 // map word index to word place. 384 virtual CPVT_WordPlace WordIndexToWordPlace(int32_t index) const = 0; 385 386 // get the beginning position of a line 387 virtual CPVT_WordPlace GetLineBeginPlace( 388 const CPVT_WordPlace& place) const = 0; 389 390 // get the ending position of a line 391 virtual CPVT_WordPlace GetLineEndPlace(const CPVT_WordPlace& place) const = 0; 392 393 // get the beginning position of a section 394 virtual CPVT_WordPlace GetSectionBeginPlace( 395 const CPVT_WordPlace& place) const = 0; 396 397 // get the ending position of a section 398 virtual CPVT_WordPlace GetSectionEndPlace( 399 const CPVT_WordPlace& place) const = 0; 400 401 // search a wordplace form point 402 virtual CPVT_WordPlace SearchWordPlace(const CPDF_Point& point) const = 0; 403 404 // get the font size of non_rich text or default font size of richtext. 405 virtual FX_FLOAT GetFontSize() const = 0; 406 // get the mask character. 407 virtual FX_WORD GetPasswordChar() const = 0; 408 // get the count of charArray 409 virtual int32_t GetCharArray() const = 0; 410 // get the horizontal scale of all characters 411 virtual int32_t GetHorzScale() const = 0; 412 // get the space of two characters 413 virtual FX_FLOAT GetCharSpace() const = 0; 414 // get the latin words of specified range 415 virtual CFX_WideString GetRangeText(const CPVT_WordRange& range) const = 0; 416 // is the text full in bounding box 417 virtual FX_BOOL IsTextFull() const = 0; 418 virtual FX_BOOL CanUndo() const = 0; 419 virtual FX_BOOL CanRedo() const = 0; 420 // if the content is changed after settext? 421 virtual FX_BOOL IsModified() const = 0; 422 // get the total words in edit 423 virtual int32_t GetTotalWords() const = 0; 424 425 virtual void AddUndoItem(IFX_Edit_UndoItem* pUndoItem) = 0; 426 427 static CFX_ByteString GetEditAppearanceStream( 428 IFX_Edit* pEdit, 429 const CPDF_Point& ptOffset, 430 const CPVT_WordRange* pRange = NULL, 431 FX_BOOL bContinuous = TRUE, 432 FX_WORD SubWord = 0); 433 static CFX_ByteString GetSelectAppearanceStream( 434 IFX_Edit* pEdit, 435 const CPDF_Point& ptOffset, 436 const CPVT_WordRange* pRange = NULL); 437 static void DrawEdit(CFX_RenderDevice* pDevice, 438 CFX_Matrix* pUser2Device, 439 IFX_Edit* pEdit, 440 FX_COLORREF crTextFill, 441 FX_COLORREF crTextStroke, 442 const CPDF_Rect& rcClip, 443 const CPDF_Point& ptOffset, 444 const CPVT_WordRange* pRange, 445 IFX_SystemHandler* pSystemHandler, 446 void* pFFLData); 447 static void DrawUnderline(CFX_RenderDevice* pDevice, 448 CFX_Matrix* pUser2Device, 449 IFX_Edit* pEdit, 450 FX_COLORREF color, 451 const CPDF_Rect& rcClip, 452 const CPDF_Point& ptOffset, 453 const CPVT_WordRange* pRange); 454 static void DrawRichEdit(CFX_RenderDevice* pDevice, 455 CFX_Matrix* pUser2Device, 456 IFX_Edit* pEdit, 457 const CPDF_Rect& rcClip, 458 const CPDF_Point& ptOffset, 459 const CPVT_WordRange* pRange); 460 static void GeneratePageObjects( 461 CPDF_PageObjects* pPageObjects, 462 IFX_Edit* pEdit, 463 const CPDF_Point& ptOffset, 464 const CPVT_WordRange* pRange, 465 FX_COLORREF crText, 466 CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray); 467 static void GenerateRichPageObjects( 468 CPDF_PageObjects* pPageObjects, 469 IFX_Edit* pEdit, 470 const CPDF_Point& ptOffset, 471 const CPVT_WordRange* pRange, 472 CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray); 473 static void GenerateUnderlineObjects(CPDF_PageObjects* pPageObjects, 474 IFX_Edit* pEdit, 475 const CPDF_Point& ptOffset, 476 const CPVT_WordRange* pRange, 477 FX_COLORREF color); 478 479 protected: ~IFX_Edit()480 virtual ~IFX_Edit() {} 481 }; 482 483 class IFX_List_Notify { 484 public: 485 // set the horizontal scrollbar information. 486 virtual void IOnSetScrollInfoX(FX_FLOAT fPlateMin, 487 FX_FLOAT fPlateMax, 488 FX_FLOAT fContentMin, 489 FX_FLOAT fContentMax, 490 FX_FLOAT fSmallStep, 491 FX_FLOAT fBigStep) = 0; 492 // set the vertical scrollbar information. 493 virtual void IOnSetScrollInfoY(FX_FLOAT fPlateMin, 494 FX_FLOAT fPlateMax, 495 FX_FLOAT fContentMin, 496 FX_FLOAT fContentMax, 497 FX_FLOAT fSmallStep, 498 FX_FLOAT fBigStep) = 0; 499 // set the position of horizontal scrollbar. 500 virtual void IOnSetScrollPosX(FX_FLOAT fx) = 0; 501 // set the position of vertical scrollbar. 502 virtual void IOnSetScrollPosY(FX_FLOAT fy) = 0; 503 // Invalidate the rectangle relative to the bounding box of edit. 504 virtual void IOnInvalidateRect(CPDF_Rect* pRect) = 0; 505 506 protected: ~IFX_List_Notify()507 virtual ~IFX_List_Notify() {} 508 }; 509 510 class IFX_List { 511 public: 512 static IFX_List* NewList(); 513 static void DelList(IFX_List* pList); 514 515 virtual void SetFontMap(IFX_Edit_FontMap* pFontMap) = 0; 516 virtual void SetNotify(IFX_List_Notify* pNotify) = 0; 517 518 virtual void SetPlateRect(const CPDF_Rect& rect) = 0; 519 virtual void SetFontSize(FX_FLOAT fFontSize) = 0; 520 521 virtual CPDF_Rect GetPlateRect() const = 0; 522 virtual CPDF_Rect GetContentRect() const = 0; 523 524 virtual FX_FLOAT GetFontSize() const = 0; 525 virtual IFX_Edit* GetItemEdit(int32_t nIndex) const = 0; 526 virtual int32_t GetCount() const = 0; 527 virtual FX_BOOL IsItemSelected(int32_t nIndex) const = 0; 528 virtual FX_FLOAT GetFirstHeight() const = 0; 529 530 virtual void SetMultipleSel(FX_BOOL bMultiple) = 0; 531 virtual FX_BOOL IsMultipleSel() const = 0; 532 virtual FX_BOOL IsValid(int32_t nItemIndex) const = 0; 533 virtual int32_t FindNext(int32_t nIndex, FX_WCHAR nChar) const = 0; 534 535 virtual void SetScrollPos(const CPDF_Point& point) = 0; 536 virtual void ScrollToListItem(int32_t nItemIndex) = 0; 537 virtual CPDF_Rect GetItemRect(int32_t nIndex) const = 0; 538 virtual int32_t GetCaret() const = 0; 539 virtual int32_t GetSelect() const = 0; 540 virtual int32_t GetTopItem() const = 0; 541 virtual int32_t GetItemIndex(const CPDF_Point& point) const = 0; 542 virtual int32_t GetFirstSelected() const = 0; 543 544 virtual void AddString(const FX_WCHAR* string) = 0; 545 virtual void SetTopItem(int32_t nIndex) = 0; 546 virtual void Select(int32_t nItemIndex) = 0; 547 virtual void SetCaret(int32_t nItemIndex) = 0; 548 virtual void Empty() = 0; 549 virtual void Cancel() = 0; 550 virtual CFX_WideString GetText() const = 0; 551 552 virtual void OnMouseDown(const CPDF_Point& point, 553 FX_BOOL bShift, 554 FX_BOOL bCtrl) = 0; 555 virtual void OnMouseMove(const CPDF_Point& point, 556 FX_BOOL bShift, 557 FX_BOOL bCtrl) = 0; 558 virtual void OnVK_UP(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 559 virtual void OnVK_DOWN(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 560 virtual void OnVK_LEFT(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 561 virtual void OnVK_RIGHT(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 562 virtual void OnVK_HOME(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 563 virtual void OnVK_END(FX_BOOL bShift, FX_BOOL bCtrl) = 0; 564 virtual void OnVK(int32_t nItemIndex, FX_BOOL bShift, FX_BOOL bCtrl) = 0; 565 virtual FX_BOOL OnChar(FX_WORD nChar, FX_BOOL bShift, FX_BOOL bCtrl) = 0; 566 567 protected: ~IFX_List()568 virtual ~IFX_List() {} 569 }; 570 571 CFX_ByteString GetPDFWordString(IFX_Edit_FontMap* pFontMap, 572 int32_t nFontIndex, 573 FX_WORD Word, 574 FX_WORD SubWord); 575 576 #endif // FPDFSDK_INCLUDE_FXEDIT_FX_EDIT_H_ 577