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// 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 FPDFSDK_INCLUDE_PDFWINDOW_PWL_EDIT_H_
#define FPDFSDK_INCLUDE_PDFWINDOW_PWL_EDIT_H_
#include "../../../core/include/fxcrt/fx_basic.h"
#include "PWL_EditCtrl.h"
#include "PWL_Wnd.h"
class CPWL_Edit;
class IPWL_Filler_Notify;
class IPWL_SpellCheck;
class IPWL_Filler_Notify
{
public:
virtual ~IPWL_Filler_Notify() { }
virtual void QueryWherePopup(void* pPrivateData, FX_FLOAT fPopupMin,FX_FLOAT fPopupMax,
int32_t & nRet, FX_FLOAT & fPopupRet) = 0; //nRet: (0:bottom 1:top)
virtual void OnBeforeKeyStroke(bool bEditOrList, void* pPrivateData, int32_t nKeyCode,
CFX_WideString & strChange, const CFX_WideString& strChangeEx,
int nSelStart, int nSelEnd,
bool bKeyDown, bool & bRC, bool & bExit, FX_DWORD nFlag) = 0;
virtual void OnAfterKeyStroke(bool bEditOrList, void* pPrivateData, bool & bExit, FX_DWORD nFlag) = 0;
};
class PWL_CLASS CPWL_Edit : public CPWL_EditCtrl, public IFX_Edit_OprNotify
{
public:
CPWL_Edit();
virtual ~CPWL_Edit();
public:
virtual CFX_ByteString GetClassName() const;
virtual void OnDestroy();
virtual void OnCreated();
virtual void RePosChildWnd();
virtual CPDF_Rect GetClientRect() const;
virtual void GetThisAppearanceStream(CFX_ByteTextBuf & sAppStream);
virtual void DrawThisAppearance(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device);
virtual bool OnLButtonDown(const CPDF_Point & point, FX_DWORD nFlag);
virtual bool OnLButtonDblClk(const CPDF_Point & point, FX_DWORD nFlag);
virtual bool OnRButtonUp(const CPDF_Point & point, FX_DWORD nFlag);
virtual bool OnMouseWheel(short zDelta, const CPDF_Point & point, FX_DWORD nFlag);
virtual bool OnKeyDown(FX_WORD nChar, FX_DWORD nFlag);
virtual bool OnChar(FX_WORD nChar, FX_DWORD nFlag);
virtual CPDF_Rect GetFocusRect() const;
public:
void SetAlignFormatH(PWL_EDIT_ALIGNFORMAT_H nFormat = PEAH_LEFT, bool bPaint = true); //0:left 1:right 2:middle
void SetAlignFormatV(PWL_EDIT_ALIGNFORMAT_V nFormat = PEAV_TOP, bool bPaint = true); //0:top 1:bottom 2:center
void SetCharArray(int32_t nCharArray);
void SetLimitChar(int32_t nLimitChar);
void SetHorzScale(int32_t nHorzScale, bool bPaint = true);
void SetCharSpace(FX_FLOAT fCharSpace, bool bPaint = true);
void SetLineLeading(FX_FLOAT fLineLeading, bool bPaint = true);
void EnableSpellCheck(bool bEnabled);
bool CanSelectAll() const;
bool CanClear() const;
bool CanCopy() const;
bool CanCut() const;
bool CanPaste() const;
virtual void CopyText();
virtual void PasteText();
virtual void CutText();
virtual void SetText(const FX_WCHAR* csText);
void ReplaceSel(const FX_WCHAR* csText);
CFX_ByteString GetTextAppearanceStream(const CPDF_Point & ptOffset) const;
CFX_ByteString GetCaretAppearanceStream(const CPDF_Point & ptOffset) const;
CFX_ByteString GetSelectAppearanceStream(const CPDF_Point & ptOffset) const;
bool IsTextFull() const;
static FX_FLOAT GetCharArrayAutoFontSize(CPDF_Font* pFont, const CPDF_Rect& rcPlate, int32_t nCharArray);
void SetFillerNotify(IPWL_Filler_Notify* pNotify) {m_pFillerNotify = pNotify;}
void GeneratePageObjects(CPDF_PageObjects* pPageObjects,
const CPDF_Point& ptOffset, CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray);
void GeneratePageObjects(CPDF_PageObjects* pPageObjects,
const CPDF_Point& ptOffset);
protected:
virtual void OnSetFocus();
virtual void OnKillFocus();
protected:
virtual void OnInsertWord(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
virtual void OnInsertReturn(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
virtual void OnBackSpace(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
virtual void OnDelete(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
virtual void OnClear(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
virtual void OnSetText(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
virtual void OnInsertText(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
virtual void OnAddUndo(IFX_Edit_UndoItem* pUndoItem);
private:
CPVT_WordRange GetSelectWordRange() const;
virtual void ShowVScrollBar(bool bShow);
bool IsVScrollBarVisible() const;
void SetParamByFlag();
FX_FLOAT GetCharArrayAutoFontSize(int32_t nCharArray);
CPDF_Point GetWordRightBottomPoint(const CPVT_WordPlace& wpWord);
CPVT_WordRange CombineWordRange(const CPVT_WordRange& wr1, const CPVT_WordRange& wr2);
CPVT_WordRange GetLatinWordsRange(const CPDF_Point & point) const;
CPVT_WordRange GetLatinWordsRange(const CPVT_WordPlace & place) const;
CPVT_WordRange GetArabicWordsRange(const CPVT_WordPlace & place) const;
CPVT_WordRange GetSameWordsRange(const CPVT_WordPlace & place, bool bLatin, bool bArabic) const;
void AjustArabicWords(const CPVT_WordRange& wr);
public:
bool IsProceedtoOnChar(FX_WORD nKeyCode, FX_DWORD nFlag);
private:
IPWL_Filler_Notify* m_pFillerNotify;
IPWL_SpellCheck* m_pSpellCheck;
bool m_bFocus;
CPDF_Rect m_rcOldWindow;
public:
void AttachFFLData(void* pData) {m_pFormFiller = pData;}
private:
void* m_pFormFiller;
};
#endif // FPDFSDK_INCLUDE_PDFWINDOW_PWL_EDIT_H_
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