// 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 _IFDE_TXTEDTENGINE_H | |
#define _IFDE_TXTEDTENGINE_H | |
class IFDE_TxtEdtBuf; | |
class IFDE_TxtEdtPage; | |
class IFDE_TxtEdtEngine; | |
class IFDE_TxtEdtEventSink; | |
class IFDE_TxtEdtParag; | |
#define FDE_TXTEDT_FIND_FLAGS_Prev (0L << 0) | |
#define FDE_TXTEDT_FIND_FLAGS_Next (1L << 0) | |
#define FDE_TXTEDT_FIND_FLAGS_WholeWord (1L << 1) | |
#define FDE_TXTEDT_FIND_FLAGS_NoCase (1L << 2) | |
typedef struct _FDE_HTXTEDTFIND { void* pData; } * FDE_HTXTEDTFIND; | |
#define FDE_TEXTEDITMODE_MultiLines (1L << 0) | |
#define FDE_TEXTEDITMODE_AutoLineWrap (1L << 1) | |
#define FDE_TEXTEDITMODE_ReadOnly (1L << 2) | |
#define FDE_TEXTEDITMODE_LimitArea_Vert (1L << 3) | |
#define FDE_TEXTEDITMODE_LimitArea_Horz (1L << 4) | |
#define FDE_TEXTEDITMODE_NoRedoUndo (1L << 5) | |
#define FDE_TEXTEDITMODE_FIELD_TAB (1L << 6) | |
#define FDE_TEXTEDITMODE_FIELD_AUTO (1L << 7) | |
#define FDE_TEXTEDITMODE_Validate (1L << 8) | |
#define FDE_TEXTEDITMODE_Password (1L << 9) | |
#define FDE_TEXTEDITALIGN_Left (0L << 0) | |
#define FDE_TEXTEDITALIGN_Center (1L << 0) | |
#define FDE_TEXTEDITALIGN_Right (2L << 0) | |
#define FDE_TEXTEDITALIGN_Normal (1L << 3) | |
#define FDE_TEXTEDITALIGN_Justified (1L << 4) | |
#define FDE_TEXTEDITALIGN_Distributed (1L << 5) | |
#define FDE_TEXTEDITLAYOUT_DocVertical (1L << 0) | |
#define FDE_TEXTEDITLAYOUT_CharVertial (1L << 1) | |
#define FDE_TEXTEDITLAYOUT_LineReserve (1L << 2) | |
#define FDE_TEXTEDITLAYOUT_RTL (1L << 3) | |
#define FDE_TEXTEDITLAYOUT_CombText (1L << 4) | |
#define FDE_TEXTEDITLAYOUT_ExpandTab (1L << 5) | |
#define FDE_TEXTEDITLAYOUT_ArabicContext (1L << 6) | |
#define FDE_TEXTEDITLAYOUT_ArabicShapes (1L << 7) | |
#define FDE_TEXTEDITLAYOUT_LastLineHeight (1L << 8) | |
enum FDE_TXTEDTMOVECARET { | |
MC_MoveNone = 0, | |
MC_Left, | |
MC_Right, | |
MC_Up, | |
MC_Down, | |
MC_WordBackward, | |
MC_WordForward, | |
MC_LineStart, | |
MC_LineEnd, | |
MC_ParagStart, | |
MC_ParagEnd, | |
MC_PageUp, | |
MC_PageDown, | |
MC_Home, | |
MC_End, | |
}; | |
enum FDE_TXTEDT_MODIFY_RET { | |
FDE_TXTEDT_MODIFY_RET_F_Tab = -6, | |
FDE_TXTEDT_MODIFY_RET_F_Locked = -5, | |
FDE_TXTEDT_MODIFY_RET_F_Invalidate = -4, | |
FDE_TXTEDT_MODIFY_RET_F_Boundary = -3, | |
FDE_TXTEDT_MODIFY_RET_F_Full = -2, | |
FDE_TXTEDT_MODIFY_RET_F_Normal = -1, | |
FDE_TXTEDT_MODIFY_RET_S_Normal = 0, | |
FDE_TXTEDT_MODIFY_RET_S_Full = 1, | |
FDE_TXTEDT_MODIFY_RET_S_Part = 2, | |
FDE_TXTEDT_MODIFY_RET_S_Empty = 3, | |
FDE_TXTEDT_MODIFY_RET_T_Tab = 4, | |
}; | |
enum FDE_TXTEDIT_LINEEND { | |
FDE_TXTEDIT_LINEEND_Auto, | |
FDE_TXTEDIT_LINEEND_CRLF, | |
FDE_TXTEDIT_LINEEND_CR, | |
FDE_TXTEDIT_LINEEND_LF, | |
}; | |
struct _FDE_TXTEDTPARAMS { | |
_FDE_TXTEDTPARAMS() | |
: fPlateWidth(0), | |
fPlateHeight(0), | |
nLineCount(0), | |
dwLayoutStyles(0), | |
dwAlignment(0), | |
dwMode(0), | |
pFont(NULL), | |
fFontSize(10.0f), | |
dwFontColor(0xff000000), | |
fLineSpace(10.0f), | |
fTabWidth(36), | |
bTabEquidistant(FALSE), | |
wDefChar(0xFEFF), | |
wLineBreakChar('\n'), | |
nCharRotation(0), | |
nLineEnd(0), | |
nHorzScale(100), | |
fCharSpace(0), | |
pEventSink(NULL) {} | |
FX_FLOAT fPlateWidth; | |
FX_FLOAT fPlateHeight; | |
int32_t nLineCount; | |
FX_DWORD dwLayoutStyles; | |
FX_DWORD dwAlignment; | |
FX_DWORD dwMode; | |
IFX_Font* pFont; | |
FX_FLOAT fFontSize; | |
FX_ARGB dwFontColor; | |
FX_FLOAT fLineSpace; | |
FX_FLOAT fTabWidth; | |
FX_BOOL bTabEquidistant; | |
FX_WCHAR wDefChar; | |
FX_WCHAR wLineBreakChar; | |
int32_t nCharRotation; | |
int32_t nLineEnd; | |
int32_t nHorzScale; | |
FX_FLOAT fCharSpace; | |
IFDE_TxtEdtEventSink* pEventSink; | |
}; | |
typedef _FDE_TXTEDTPARAMS FDE_TXTEDTPARAMS; | |
typedef _FDE_TXTEDTPARAMS* FDE_LPTXTEDTPARAMS; | |
enum FDE_TXTEDT_TEXTCHANGE_TYPE { | |
FDE_TXTEDT_TEXTCHANGE_TYPE_Insert = 0, | |
FDE_TXTEDT_TEXTCHANGE_TYPE_Delete, | |
FDE_TXTEDT_TEXTCHANGE_TYPE_Replace, | |
}; | |
struct _FDE_TXTEDT_TEXTCHANGE_INFO { | |
int32_t nChangeType; | |
CFX_WideString wsInsert; | |
CFX_WideString wsDelete; | |
CFX_WideString wsPrevText; | |
}; | |
typedef _FDE_TXTEDT_TEXTCHANGE_INFO FDE_TXTEDT_TEXTCHANGE_INFO; | |
typedef _FDE_TXTEDT_TEXTCHANGE_INFO* FDE_LPTXTEDT_TEXTCHANGE_INFO; | |
class IFDE_TxtEdtEventSink { | |
public: | |
virtual ~IFDE_TxtEdtEventSink() {} | |
virtual void On_CaretChanged(IFDE_TxtEdtEngine* pEdit, | |
int32_t nPage, | |
FX_BOOL bVisible = TRUE) = 0; | |
virtual void On_TextChanged(IFDE_TxtEdtEngine* pEdit, | |
FDE_TXTEDT_TEXTCHANGE_INFO& ChangeInfo) = 0; | |
virtual void On_PageCountChanged(IFDE_TxtEdtEngine* pEdit) = 0; | |
virtual void On_SelChanged(IFDE_TxtEdtEngine* pEdit) = 0; | |
virtual FX_BOOL On_PageLoad(IFDE_TxtEdtEngine* pEdit, | |
int32_t nPageIndex, | |
int32_t nPurpose) = 0; | |
virtual FX_BOOL On_PageUnload(IFDE_TxtEdtEngine* pEdit, | |
int32_t nPageIndex, | |
int32_t nPurpose) = 0; | |
virtual FX_BOOL On_PageChange(IFDE_TxtEdtEngine* pEdit, | |
int32_t nPageIndex) = 0; | |
virtual void On_AddDoRecord(IFDE_TxtEdtEngine* pEdit, | |
const CFX_ByteStringC& bsDoRecord) = 0; | |
virtual FX_BOOL On_ValidateField(IFDE_TxtEdtEngine* pEdit, | |
int32_t nBlockIndex, | |
int32_t nFieldIndex, | |
const CFX_WideString& wsFieldText, | |
int32_t nCharIndex) = 0; | |
virtual FX_BOOL On_ValidateBlock(IFDE_TxtEdtEngine* pEdit, | |
int32_t nBlockIndex) = 0; | |
virtual FX_BOOL On_GetBlockFormatText(IFDE_TxtEdtEngine* pEdit, | |
int32_t nBlockIndex, | |
CFX_WideString& wsBlockText) = 0; | |
virtual FX_BOOL On_Validate(IFDE_TxtEdtEngine* pEdit, | |
CFX_WideString& wsText) = 0; | |
}; | |
class IFX_CharIter { | |
public: | |
virtual ~IFX_CharIter() {} | |
virtual void Release() = 0; | |
virtual FX_BOOL Next(FX_BOOL bPrev = FALSE) = 0; | |
virtual FX_WCHAR GetChar() = 0; | |
virtual void SetAt(int32_t nIndex) = 0; | |
virtual int32_t GetAt() const = 0; | |
virtual FX_BOOL IsEOF(FX_BOOL bTail = TRUE) const = 0; | |
virtual IFX_CharIter* Clone() = 0; | |
}; | |
class IFDE_TxtEdtEngine { | |
public: | |
static IFDE_TxtEdtEngine* Create(); | |
virtual ~IFDE_TxtEdtEngine() {} | |
virtual void Release() = 0; | |
virtual void SetEditParams(const FDE_TXTEDTPARAMS& params) = 0; | |
virtual const FDE_TXTEDTPARAMS* GetEditParams() const = 0; | |
virtual int32_t CountPages() const = 0; | |
virtual IFDE_TxtEdtPage* GetPage(int32_t nIndex) = 0; | |
virtual FX_BOOL SetBufChunkSize(int32_t nChunkSize) = 0; | |
virtual void SetTextByStream(IFX_Stream* pStream) = 0; | |
virtual void SetText(const CFX_WideString& wsText) = 0; | |
virtual int32_t GetTextLength() const = 0; | |
virtual void GetText(CFX_WideString& wsText, | |
int32_t nStart, | |
int32_t nCount = -1) = 0; | |
virtual void ClearText() = 0; | |
virtual int32_t GetCaretRect(CFX_RectF& rtCaret) const = 0; | |
virtual int32_t GetCaretPos() const = 0; | |
virtual int32_t SetCaretPos(int32_t nIndex, FX_BOOL bBefore = TRUE) = 0; | |
virtual int32_t MoveCaretPos(FDE_TXTEDTMOVECARET eMoveCaret, | |
FX_BOOL bShift = FALSE, | |
FX_BOOL bCtrl = FALSE) = 0; | |
virtual void Lock() = 0; | |
virtual void Unlock() = 0; | |
virtual FX_BOOL IsLocked() const = 0; | |
virtual int32_t Insert(int32_t nStart, | |
const FX_WCHAR* lpText, | |
int32_t nLength) = 0; | |
virtual int32_t Delete(int32_t nStart, FX_BOOL bBackspace = FALSE) = 0; | |
virtual int32_t DeleteRange(int32_t nStart, int32_t nCount = -1) = 0; | |
virtual int32_t Replace(int32_t nStart, | |
int32_t nLength, | |
const CFX_WideString& wsReplace) = 0; | |
virtual void SetLimit(int32_t nLimit) = 0; | |
virtual void SetAliasChar(FX_WCHAR wAlias) = 0; | |
virtual void SetFormatBlock(int32_t nIndex, | |
const CFX_WideString& wsBlockFormat) = 0; | |
virtual int32_t CountEditBlocks() const = 0; | |
virtual void GetEditBlockText(int32_t nIndex, | |
CFX_WideString& wsBlockText) const = 0; | |
virtual int32_t CountEditFields(int32_t nBlockIndex) const = 0; | |
virtual void GetEditFieldText(int32_t nBlockIndex, | |
int32_t nFieldIndex, | |
CFX_WideString& wsFieldText) const = 0; | |
virtual void StartEdit() = 0; | |
virtual void EndEdit() = 0; | |
virtual void AddSelRange(int32_t nStart, int32_t nCount = -1) = 0; | |
virtual int32_t CountSelRanges() = 0; | |
virtual int32_t GetSelRange(int32_t nIndex, int32_t& nStart) = 0; | |
virtual void ClearSelection() = 0; | |
virtual FX_BOOL Redo(const CFX_ByteStringC& bsRedo) = 0; | |
virtual FX_BOOL Undo(const CFX_ByteStringC& bsUndo) = 0; | |
virtual int32_t StartLayout() = 0; | |
virtual int32_t DoLayout(IFX_Pause* pPause) = 0; | |
virtual void EndLayout() = 0; | |
virtual FX_BOOL Optimize(IFX_Pause* pPause = NULL) = 0; | |
virtual int32_t CountParags() const = 0; | |
virtual IFDE_TxtEdtParag* GetParag(int32_t nParagIndex) const = 0; | |
virtual IFX_CharIter* CreateCharIter() = 0; | |
}; | |
class IFDE_TxtEdtParag { | |
public: | |
virtual ~IFDE_TxtEdtParag() {} | |
virtual int32_t GetTextLength() const = 0; | |
virtual int32_t GetStartIndex() const = 0; | |
virtual int32_t CountLines() const = 0; | |
virtual void GetLineRange(int32_t nLineIndex, | |
int32_t& nStart, | |
int32_t& nCount) const = 0; | |
}; | |
#endif |