816 lines
25 KiB
C++
816 lines
25 KiB
C++
// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef FPDFSDK_INCLUDE_FXEDIT_FXET_EDIT_H_
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#define FPDFSDK_INCLUDE_FXEDIT_FXET_EDIT_H_
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#include "core/include/fpdfdoc/fpdf_vt.h"
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#include "fpdfsdk/include/fxedit/fx_edit.h"
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class CFX_Edit;
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class CFX_Edit_Iterator;
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class CFX_Edit_Provider;
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#define FX_EDIT_IsFloatZero(f) (f < 0.0001 && f > -0.0001)
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#define FX_EDIT_IsFloatEqual(fa, fb) FX_EDIT_IsFloatZero(fa - fb)
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#define FX_EDIT_IsFloatBigger(fa, fb) (fa > fb && !FX_EDIT_IsFloatEqual(fa, fb))
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#define FX_EDIT_IsFloatSmaller(fa, fb) \
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(fa < fb && !FX_EDIT_IsFloatEqual(fa, fb))
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/* ------------------------- CFX_Edit_Refresh ---------------------------- */
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enum REFRESH_PLAN_E { RP_ANALYSE, RP_NOANALYSE, RP_OPTIONAL };
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enum EDIT_PROPS_E {
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EP_LINELEADING,
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EP_LINEINDENT,
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EP_ALIGNMENT,
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EP_FONTINDEX,
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EP_FONTSIZE,
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EP_WORDCOLOR,
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EP_SCRIPTTYPE,
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EP_UNDERLINE,
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EP_CROSSOUT,
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EP_CHARSPACE,
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EP_HORZSCALE,
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EP_BOLD,
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EP_ITALIC
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};
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struct CFX_Edit_LineRect {
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CFX_Edit_LineRect(const CPVT_WordRange& wrLine, const CPDF_Rect& rcLine)
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: m_wrLine(wrLine), m_rcLine(rcLine) {}
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FX_BOOL operator!=(const CFX_Edit_LineRect& linerect) const {
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return FXSYS_memcmp(this, &linerect, sizeof(CFX_Edit_LineRect)) != 0;
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}
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FX_BOOL IsSameHeight(const CFX_Edit_LineRect& linerect) const {
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return FX_EDIT_IsFloatZero(
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(m_rcLine.top - m_rcLine.bottom) -
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(linerect.m_rcLine.top - linerect.m_rcLine.bottom));
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}
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FX_BOOL IsSameTop(const CFX_Edit_LineRect& linerect) const {
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return FX_EDIT_IsFloatZero(m_rcLine.top - linerect.m_rcLine.top);
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}
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FX_BOOL IsSameLeft(const CFX_Edit_LineRect& linerect) const {
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return FX_EDIT_IsFloatZero(m_rcLine.left - linerect.m_rcLine.left);
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}
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FX_BOOL IsSameRight(const CFX_Edit_LineRect& linerect) const {
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return FX_EDIT_IsFloatZero(m_rcLine.right - linerect.m_rcLine.right);
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}
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CPVT_WordRange m_wrLine;
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CPDF_Rect m_rcLine;
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};
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class CFX_Edit_LineRectArray {
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public:
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CFX_Edit_LineRectArray() {}
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virtual ~CFX_Edit_LineRectArray() { Empty(); }
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void Empty() {
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for (int32_t i = 0, sz = m_LineRects.GetSize(); i < sz; i++)
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delete m_LineRects.GetAt(i);
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m_LineRects.RemoveAll();
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}
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void RemoveAll() { m_LineRects.RemoveAll(); }
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void operator=(CFX_Edit_LineRectArray& rects) {
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Empty();
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for (int32_t i = 0, sz = rects.GetSize(); i < sz; i++)
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m_LineRects.Add(rects.GetAt(i));
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rects.RemoveAll();
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}
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void Add(const CPVT_WordRange& wrLine, const CPDF_Rect& rcLine) {
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m_LineRects.Add(new CFX_Edit_LineRect(wrLine, rcLine));
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}
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int32_t GetSize() const { return m_LineRects.GetSize(); }
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CFX_Edit_LineRect* GetAt(int32_t nIndex) const {
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if (nIndex < 0 || nIndex >= m_LineRects.GetSize())
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return NULL;
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return m_LineRects.GetAt(nIndex);
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}
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CFX_ArrayTemplate<CFX_Edit_LineRect*> m_LineRects;
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};
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class CFX_Edit_RectArray {
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public:
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CFX_Edit_RectArray() {}
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virtual ~CFX_Edit_RectArray() { Empty(); }
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void Empty() {
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for (int32_t i = 0, sz = m_Rects.GetSize(); i < sz; i++)
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delete m_Rects.GetAt(i);
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m_Rects.RemoveAll();
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}
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void Add(const CPDF_Rect& rect) {
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// check for overlapped area
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for (int32_t i = 0, sz = m_Rects.GetSize(); i < sz; i++) {
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CPDF_Rect* pRect = m_Rects.GetAt(i);
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if (pRect && pRect->Contains(rect))
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return;
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}
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m_Rects.Add(new CPDF_Rect(rect));
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}
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int32_t GetSize() const { return m_Rects.GetSize(); }
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CPDF_Rect* GetAt(int32_t nIndex) const {
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if (nIndex < 0 || nIndex >= m_Rects.GetSize())
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return NULL;
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return m_Rects.GetAt(nIndex);
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}
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CFX_ArrayTemplate<CPDF_Rect*> m_Rects;
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};
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class CFX_Edit_Refresh {
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public:
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CFX_Edit_Refresh();
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virtual ~CFX_Edit_Refresh();
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void BeginRefresh();
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void Push(const CPVT_WordRange& linerange, const CPDF_Rect& rect);
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void NoAnalyse();
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void Analyse(int32_t nAlignment);
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void AddRefresh(const CPDF_Rect& rect);
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const CFX_Edit_RectArray* GetRefreshRects() const;
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void EndRefresh();
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private:
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CFX_Edit_LineRectArray m_NewLineRects;
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CFX_Edit_LineRectArray m_OldLineRects;
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CFX_Edit_RectArray m_RefreshRects;
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};
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/* ------------------------- CFX_Edit_Select ---------------------------- */
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class CFX_Edit_Select {
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public:
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CFX_Edit_Select() {}
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CFX_Edit_Select(const CPVT_WordPlace& begin, const CPVT_WordPlace& end) {
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Set(begin, end);
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}
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explicit CFX_Edit_Select(const CPVT_WordRange& range) {
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Set(range.BeginPos, range.EndPos);
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}
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CPVT_WordRange ConvertToWordRange() const {
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return CPVT_WordRange(BeginPos, EndPos);
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}
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void Default() {
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BeginPos.Default();
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EndPos.Default();
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}
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void Set(const CPVT_WordPlace& begin, const CPVT_WordPlace& end) {
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BeginPos = begin;
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EndPos = end;
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}
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void SetBeginPos(const CPVT_WordPlace& begin) { BeginPos = begin; }
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void SetEndPos(const CPVT_WordPlace& end) { EndPos = end; }
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FX_BOOL IsExist() const { return BeginPos != EndPos; }
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FX_BOOL operator!=(const CPVT_WordRange& wr) const {
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return wr.BeginPos != BeginPos || wr.EndPos != EndPos;
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}
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CPVT_WordPlace BeginPos, EndPos;
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};
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/* ------------------------- CFX_Edit_Undo ---------------------------- */
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class CFX_Edit_Undo {
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public:
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explicit CFX_Edit_Undo(int32_t nBufsize);
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virtual ~CFX_Edit_Undo();
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void Undo();
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void Redo();
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void AddItem(IFX_Edit_UndoItem* pItem);
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FX_BOOL CanUndo() const;
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FX_BOOL CanRedo() const;
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FX_BOOL IsModified() const;
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FX_BOOL IsWorking() const;
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void Reset();
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IFX_Edit_UndoItem* GetItem(int32_t nIndex);
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int32_t GetItemCount() { return m_UndoItemStack.GetSize(); }
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int32_t GetCurUndoPos() { return m_nCurUndoPos; }
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private:
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void SetBufSize(int32_t nSize) { m_nBufSize = nSize; }
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int32_t GetBufSize() { return m_nBufSize; }
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void RemoveHeads();
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void RemoveTails();
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private:
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CFX_ArrayTemplate<IFX_Edit_UndoItem*> m_UndoItemStack;
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int32_t m_nCurUndoPos;
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int32_t m_nBufSize;
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FX_BOOL m_bModified;
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FX_BOOL m_bVirgin;
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FX_BOOL m_bWorking;
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};
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class CFX_Edit_UndoItem : public IFX_Edit_UndoItem {
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public:
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CFX_Edit_UndoItem() : m_bFirst(TRUE), m_bLast(TRUE) {}
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~CFX_Edit_UndoItem() override {}
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CFX_WideString GetUndoTitle() override { return L""; }
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void SetFirst(FX_BOOL bFirst) { m_bFirst = bFirst; }
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FX_BOOL IsFirst() { return m_bFirst; }
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void SetLast(FX_BOOL bLast) { m_bLast = bLast; }
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FX_BOOL IsLast() { return m_bLast; }
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private:
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FX_BOOL m_bFirst;
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FX_BOOL m_bLast;
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};
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class CFX_Edit_GroupUndoItem : public IFX_Edit_UndoItem {
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public:
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explicit CFX_Edit_GroupUndoItem(const CFX_WideString& sTitle);
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~CFX_Edit_GroupUndoItem() override;
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void Undo() override;
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void Redo() override;
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CFX_WideString GetUndoTitle() override;
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void AddUndoItem(CFX_Edit_UndoItem* pUndoItem);
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void UpdateItems();
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private:
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CFX_WideString m_sTitle;
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CFX_ArrayTemplate<CFX_Edit_UndoItem*> m_Items;
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};
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/* ------------------------- CFX_Edit_UndoItem derived classes
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* ---------------------------- */
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class CFXEU_InsertWord : public CFX_Edit_UndoItem {
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public:
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CFXEU_InsertWord(CFX_Edit* pEdit,
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const CPVT_WordPlace& wpOldPlace,
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const CPVT_WordPlace& wpNewPlace,
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FX_WORD word,
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int32_t charset,
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const CPVT_WordProps* pWordProps);
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~CFXEU_InsertWord() override;
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// CFX_Edit_UndoItem
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void Redo() override;
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void Undo() override;
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private:
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CFX_Edit* m_pEdit;
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CPVT_WordPlace m_wpOld;
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CPVT_WordPlace m_wpNew;
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FX_WORD m_Word;
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int32_t m_nCharset;
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CPVT_WordProps m_WordProps;
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};
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class CFXEU_InsertReturn : public CFX_Edit_UndoItem {
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public:
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CFXEU_InsertReturn(CFX_Edit* pEdit,
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const CPVT_WordPlace& wpOldPlace,
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const CPVT_WordPlace& wpNewPlace,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps);
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~CFXEU_InsertReturn() override;
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// CFX_Edit_UndoItem
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void Redo() override;
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void Undo() override;
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private:
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CFX_Edit* m_pEdit;
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CPVT_WordPlace m_wpOld;
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CPVT_WordPlace m_wpNew;
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CPVT_SecProps m_SecProps;
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CPVT_WordProps m_WordProps;
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};
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class CFXEU_Backspace : public CFX_Edit_UndoItem {
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public:
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CFXEU_Backspace(CFX_Edit* pEdit,
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const CPVT_WordPlace& wpOldPlace,
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const CPVT_WordPlace& wpNewPlace,
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FX_WORD word,
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int32_t charset,
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const CPVT_SecProps& SecProps,
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const CPVT_WordProps& WordProps);
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~CFXEU_Backspace() override;
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// CFX_Edit_UndoItem
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void Redo() override;
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void Undo() override;
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private:
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CFX_Edit* m_pEdit;
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CPVT_WordPlace m_wpOld;
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CPVT_WordPlace m_wpNew;
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FX_WORD m_Word;
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int32_t m_nCharset;
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CPVT_SecProps m_SecProps;
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CPVT_WordProps m_WordProps;
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};
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class CFXEU_Delete : public CFX_Edit_UndoItem {
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public:
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CFXEU_Delete(CFX_Edit* pEdit,
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const CPVT_WordPlace& wpOldPlace,
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const CPVT_WordPlace& wpNewPlace,
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FX_WORD word,
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int32_t charset,
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const CPVT_SecProps& SecProps,
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const CPVT_WordProps& WordProps,
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FX_BOOL bSecEnd);
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~CFXEU_Delete() override;
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// CFX_Edit_UndoItem
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void Redo() override;
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void Undo() override;
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private:
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CFX_Edit* m_pEdit;
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CPVT_WordPlace m_wpOld;
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CPVT_WordPlace m_wpNew;
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FX_WORD m_Word;
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int32_t m_nCharset;
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CPVT_SecProps m_SecProps;
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CPVT_WordProps m_WordProps;
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FX_BOOL m_bSecEnd;
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};
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class CFXEU_Clear : public CFX_Edit_UndoItem {
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public:
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CFXEU_Clear(CFX_Edit* pEdit,
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const CPVT_WordRange& wrSel,
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const CFX_WideString& swText);
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~CFXEU_Clear() override;
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// CFX_Edit_UndoItem
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void Redo() override;
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void Undo() override;
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private:
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CFX_Edit* m_pEdit;
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CPVT_WordRange m_wrSel;
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CFX_WideString m_swText;
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};
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class CFXEU_ClearRich : public CFX_Edit_UndoItem {
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public:
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CFXEU_ClearRich(CFX_Edit* pEdit,
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const CPVT_WordPlace& wpOldPlace,
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const CPVT_WordPlace& wpNewPlace,
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const CPVT_WordRange& wrSel,
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FX_WORD word,
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int32_t charset,
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const CPVT_SecProps& SecProps,
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const CPVT_WordProps& WordProps);
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~CFXEU_ClearRich() override;
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// CFX_Edit_UndoItem
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void Redo() override;
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void Undo() override;
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private:
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CFX_Edit* m_pEdit;
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CPVT_WordPlace m_wpOld;
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CPVT_WordPlace m_wpNew;
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CPVT_WordRange m_wrSel;
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FX_WORD m_Word;
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int32_t m_nCharset;
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CPVT_SecProps m_SecProps;
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CPVT_WordProps m_WordProps;
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};
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class CFXEU_InsertText : public CFX_Edit_UndoItem {
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public:
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CFXEU_InsertText(CFX_Edit* pEdit,
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const CPVT_WordPlace& wpOldPlace,
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const CPVT_WordPlace& wpNewPlace,
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const CFX_WideString& swText,
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int32_t charset,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps);
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~CFXEU_InsertText() override;
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// CFX_Edit_UndoItem
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void Redo() override;
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void Undo() override;
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private:
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CFX_Edit* m_pEdit;
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CPVT_WordPlace m_wpOld;
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CPVT_WordPlace m_wpNew;
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CFX_WideString m_swText;
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int32_t m_nCharset;
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CPVT_SecProps m_SecProps;
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CPVT_WordProps m_WordProps;
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};
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class CFXEU_SetSecProps : public CFX_Edit_UndoItem {
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public:
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CFXEU_SetSecProps(CFX_Edit* pEdit,
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const CPVT_WordPlace& place,
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EDIT_PROPS_E ep,
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const CPVT_SecProps& oldsecprops,
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const CPVT_WordProps& oldwordprops,
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const CPVT_SecProps& newsecprops,
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const CPVT_WordProps& newwordprops,
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const CPVT_WordRange& range);
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~CFXEU_SetSecProps() override;
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// CFX_Edit_UndoItem
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void Redo() override;
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void Undo() override;
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private:
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CFX_Edit* m_pEdit;
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CPVT_WordPlace m_wpPlace;
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CPVT_WordRange m_wrPlace;
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EDIT_PROPS_E m_eProps;
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CPVT_SecProps m_OldSecProps;
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CPVT_SecProps m_NewSecProps;
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CPVT_WordProps m_OldWordProps;
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CPVT_WordProps m_NewWordProps;
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};
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class CFXEU_SetWordProps : public CFX_Edit_UndoItem {
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public:
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CFXEU_SetWordProps(CFX_Edit* pEdit,
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const CPVT_WordPlace& place,
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EDIT_PROPS_E ep,
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const CPVT_WordProps& oldprops,
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const CPVT_WordProps& newprops,
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const CPVT_WordRange& range);
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~CFXEU_SetWordProps() override;
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// CFX_Edit_UndoItem
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void Redo() override;
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void Undo() override;
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private:
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CFX_Edit* m_pEdit;
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CPVT_WordPlace m_wpPlace;
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CPVT_WordRange m_wrPlace;
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EDIT_PROPS_E m_eProps;
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CPVT_WordProps m_OldWordProps;
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CPVT_WordProps m_NewWordProps;
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};
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/* ------------------------- CFX_Edit ---------------------------- */
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class CFX_Edit : public IFX_Edit {
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friend class CFX_Edit_Iterator;
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friend class CFXEU_InsertWord;
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friend class CFXEU_InsertReturn;
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friend class CFXEU_Backspace;
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friend class CFXEU_Delete;
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friend class CFXEU_Clear;
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friend class CFXEU_ClearRich;
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friend class CFXEU_SetSecProps;
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friend class CFXEU_SetWordProps;
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friend class CFXEU_InsertText;
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public:
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explicit CFX_Edit(IPDF_VariableText* pVT);
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~CFX_Edit() override;
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// IFX_Edit
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void SetFontMap(IFX_Edit_FontMap* pFontMap) override;
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void SetVTProvider(IPDF_VariableText_Provider* pProvider) override;
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void SetNotify(IFX_Edit_Notify* pNotify) override;
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void SetOprNotify(IFX_Edit_OprNotify* pOprNotify) override;
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IFX_Edit_Iterator* GetIterator() override;
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IPDF_VariableText* GetVariableText() override;
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IFX_Edit_FontMap* GetFontMap() override;
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void Initialize() override;
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void SetPlateRect(const CPDF_Rect& rect, FX_BOOL bPaint = TRUE) override;
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void SetScrollPos(const CPDF_Point& point) override;
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void SetAlignmentH(int32_t nFormat = 0, FX_BOOL bPaint = TRUE) override;
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void SetAlignmentV(int32_t nFormat = 0, FX_BOOL bPaint = TRUE) override;
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void SetPasswordChar(FX_WORD wSubWord = '*', FX_BOOL bPaint = TRUE) override;
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void SetLimitChar(int32_t nLimitChar = 0, FX_BOOL bPaint = TRUE) override;
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void SetCharArray(int32_t nCharArray = 0, FX_BOOL bPaint = TRUE) override;
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void SetCharSpace(FX_FLOAT fCharSpace = 0.0f, FX_BOOL bPaint = TRUE) override;
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void SetHorzScale(int32_t nHorzScale = 100, FX_BOOL bPaint = TRUE) override;
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void SetLineLeading(FX_FLOAT fLineLeading, FX_BOOL bPaint = TRUE) override;
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void SetMultiLine(FX_BOOL bMultiLine = TRUE, FX_BOOL bPaint = TRUE) override;
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void SetAutoReturn(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) override;
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void SetAutoFontSize(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) override;
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void SetAutoScroll(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) override;
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void SetFontSize(FX_FLOAT fFontSize, FX_BOOL bPaint = TRUE) override;
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void SetTextOverflow(FX_BOOL bAllowed = FALSE,
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FX_BOOL bPaint = TRUE) override;
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FX_BOOL IsRichText() const override;
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void SetRichText(FX_BOOL bRichText = TRUE, FX_BOOL bPaint = TRUE) override;
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FX_BOOL SetRichFontSize(FX_FLOAT fFontSize) override;
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FX_BOOL SetRichFontIndex(int32_t nFontIndex) override;
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FX_BOOL SetRichTextColor(FX_COLORREF dwColor) override;
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FX_BOOL SetRichTextScript(int32_t nScriptType) override;
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FX_BOOL SetRichTextBold(FX_BOOL bBold = TRUE) override;
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FX_BOOL SetRichTextItalic(FX_BOOL bItalic = TRUE) override;
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FX_BOOL SetRichTextUnderline(FX_BOOL bUnderline = TRUE) override;
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FX_BOOL SetRichTextCrossout(FX_BOOL bCrossout = TRUE) override;
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FX_BOOL SetRichTextCharSpace(FX_FLOAT fCharSpace) override;
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FX_BOOL SetRichTextHorzScale(int32_t nHorzScale = 100) override;
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FX_BOOL SetRichTextLineLeading(FX_FLOAT fLineLeading) override;
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FX_BOOL SetRichTextLineIndent(FX_FLOAT fLineIndent) override;
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FX_BOOL SetRichTextAlignment(int32_t nAlignment) override;
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void OnMouseDown(const CPDF_Point& point,
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FX_BOOL bShift,
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FX_BOOL bCtrl) override;
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void OnMouseMove(const CPDF_Point& point,
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FX_BOOL bShift,
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FX_BOOL bCtrl) override;
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void OnVK_UP(FX_BOOL bShift, FX_BOOL bCtrl) override;
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void OnVK_DOWN(FX_BOOL bShift, FX_BOOL bCtrl) override;
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void OnVK_LEFT(FX_BOOL bShift, FX_BOOL bCtrl) override;
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void OnVK_RIGHT(FX_BOOL bShift, FX_BOOL bCtrl) override;
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void OnVK_HOME(FX_BOOL bShift, FX_BOOL bCtrl) override;
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void OnVK_END(FX_BOOL bShift, FX_BOOL bCtrl) override;
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void SetText(const FX_WCHAR* text,
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int32_t charset = DEFAULT_CHARSET,
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const CPVT_SecProps* pSecProps = NULL,
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const CPVT_WordProps* pWordProps = NULL) override;
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FX_BOOL InsertWord(FX_WORD word,
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int32_t charset = DEFAULT_CHARSET,
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const CPVT_WordProps* pWordProps = NULL) override;
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FX_BOOL InsertReturn(const CPVT_SecProps* pSecProps = NULL,
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const CPVT_WordProps* pWordProps = NULL) override;
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FX_BOOL Backspace() override;
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FX_BOOL Delete() override;
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FX_BOOL Clear() override;
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FX_BOOL InsertText(const FX_WCHAR* text,
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int32_t charset = DEFAULT_CHARSET,
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const CPVT_SecProps* pSecProps = NULL,
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const CPVT_WordProps* pWordProps = NULL) override;
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FX_BOOL Redo() override;
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FX_BOOL Undo() override;
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int32_t WordPlaceToWordIndex(const CPVT_WordPlace& place) const override;
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CPVT_WordPlace WordIndexToWordPlace(int32_t index) const override;
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CPVT_WordPlace GetLineBeginPlace(const CPVT_WordPlace& place) const override;
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CPVT_WordPlace GetLineEndPlace(const CPVT_WordPlace& place) const override;
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CPVT_WordPlace GetSectionBeginPlace(
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const CPVT_WordPlace& place) const override;
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CPVT_WordPlace GetSectionEndPlace(const CPVT_WordPlace& place) const override;
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CPVT_WordPlace SearchWordPlace(const CPDF_Point& point) const override;
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int32_t GetCaret() const override;
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CPVT_WordPlace GetCaretWordPlace() const override;
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CFX_WideString GetSelText() const override;
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CFX_WideString GetText() const override;
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FX_FLOAT GetFontSize() const override;
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FX_WORD GetPasswordChar() const override;
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CPDF_Point GetScrollPos() const override;
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int32_t GetCharArray() const override;
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CPDF_Rect GetPlateRect() const override;
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CPDF_Rect GetContentRect() const override;
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CFX_WideString GetRangeText(const CPVT_WordRange& range) const override;
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int32_t GetHorzScale() const override;
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FX_FLOAT GetCharSpace() const override;
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int32_t GetTotalWords() const override;
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void SetSel(int32_t nStartChar, int32_t nEndChar) override;
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void GetSel(int32_t& nStartChar, int32_t& nEndChar) const override;
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void SelectAll() override;
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void SelectNone() override;
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FX_BOOL IsSelected() const override;
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void Paint() override;
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void EnableNotify(FX_BOOL bNotify) override;
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void EnableRefresh(FX_BOOL bRefresh) override;
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void RefreshWordRange(const CPVT_WordRange& wr) override;
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void SetCaret(int32_t nPos) override;
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CPVT_WordRange GetWholeWordRange() const override;
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CPVT_WordRange GetSelectWordRange() const override;
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void EnableUndo(FX_BOOL bUndo) override;
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void EnableOprNotify(FX_BOOL bNotify) override;
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FX_BOOL IsTextFull() const override;
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FX_BOOL IsTextOverflow() const;
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FX_BOOL CanUndo() const override;
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FX_BOOL CanRedo() const override;
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FX_BOOL IsModified() const override;
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CPVT_WordRange GetVisibleWordRange() const override;
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void AddUndoItem(IFX_Edit_UndoItem* pUndoItem) override;
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FX_BOOL Empty();
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CPVT_WordPlace DoInsertText(const CPVT_WordPlace& place,
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const FX_WCHAR* text,
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int32_t charset,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps);
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int32_t GetCharSetFromUnicode(FX_WORD word, int32_t nOldCharset);
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int32_t GetTotalLines() const;
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private:
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void SetSel(const CPVT_WordPlace& begin, const CPVT_WordPlace& end);
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void RearrangeAll();
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void RearrangePart(const CPVT_WordRange& range);
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void ScrollToCaret();
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void SetScrollInfo();
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void SetScrollPosX(FX_FLOAT fx);
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void SetScrollPosY(FX_FLOAT fy);
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void SetScrollLimit();
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void SetContentChanged();
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void SetText(const FX_WCHAR* text,
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int32_t charset,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps,
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FX_BOOL bAddUndo,
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FX_BOOL bPaint);
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FX_BOOL InsertWord(FX_WORD word,
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int32_t charset,
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const CPVT_WordProps* pWordProps,
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FX_BOOL bAddUndo,
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FX_BOOL bPaint);
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FX_BOOL InsertReturn(const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps,
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FX_BOOL bAddUndo,
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FX_BOOL bPaint);
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FX_BOOL Backspace(FX_BOOL bAddUndo, FX_BOOL bPaint);
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FX_BOOL Delete(FX_BOOL bAddUndo, FX_BOOL bPaint);
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FX_BOOL Clear(FX_BOOL bAddUndo, FX_BOOL bPaint);
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FX_BOOL InsertText(const FX_WCHAR* text,
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int32_t charset,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps,
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FX_BOOL bAddUndo,
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FX_BOOL bPaint);
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FX_BOOL SetRichTextProps(EDIT_PROPS_E eProps,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps);
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FX_BOOL SetSecProps(EDIT_PROPS_E eProps,
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const CPVT_WordPlace& place,
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const CPVT_SecProps* pSecProps,
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const CPVT_WordProps* pWordProps,
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const CPVT_WordRange& wr,
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FX_BOOL bAddUndo);
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FX_BOOL SetWordProps(EDIT_PROPS_E eProps,
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const CPVT_WordPlace& place,
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const CPVT_WordProps* pWordProps,
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const CPVT_WordRange& wr,
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FX_BOOL bAddUndo);
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void PaintSetProps(EDIT_PROPS_E eProps, const CPVT_WordRange& wr);
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void PaintInsertText(const CPVT_WordPlace& wpOld,
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const CPVT_WordPlace& wpNew);
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inline CPDF_Point VTToEdit(const CPDF_Point& point) const;
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inline CPDF_Point EditToVT(const CPDF_Point& point) const;
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inline CPDF_Rect VTToEdit(const CPDF_Rect& rect) const;
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inline CPDF_Rect EditToVT(const CPDF_Rect& rect) const;
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void Refresh(REFRESH_PLAN_E ePlan,
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const CPVT_WordRange* pRange1 = NULL,
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const CPVT_WordRange* pRange2 = NULL);
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void RefreshPushLineRects(const CPVT_WordRange& wr);
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void RefreshPushRandomRects(const CPVT_WordRange& wr);
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void SetCaret(const CPVT_WordPlace& place);
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void SetCaretInfo();
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void SetCaretOrigin();
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void SetCaretChange();
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CPVT_WordRange GetLatinWordsRange(const CPVT_WordPlace& place) const;
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CPVT_WordRange CombineWordRange(const CPVT_WordRange& wr1,
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const CPVT_WordRange& wr2);
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void BeginGroupUndo(const CFX_WideString& sTitle);
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void EndGroupUndo();
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void AddEditUndoItem(CFX_Edit_UndoItem* pEditUndoItem);
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void SetPageInfo(const CPVT_WordPlace& place);
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CPVT_WordPlace SearchPageEndPlace(const CPVT_WordPlace& wpPageBegin,
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const CPDF_Point& point) const;
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FX_FLOAT GetLineTop(const CPVT_WordPlace& place) const;
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FX_FLOAT GetLineBottom(const CPVT_WordPlace& place) const;
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private:
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IPDF_VariableText* m_pVT;
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IFX_Edit_Notify* m_pNotify;
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IFX_Edit_OprNotify* m_pOprNotify;
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CFX_Edit_Provider* m_pVTProvide;
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CPVT_WordPlace m_wpCaret;
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CPVT_WordPlace m_wpOldCaret;
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CFX_Edit_Select m_SelState;
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CPDF_Point m_ptScrollPos;
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CPDF_Point m_ptRefreshScrollPos;
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FX_BOOL m_bEnableScroll;
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IFX_Edit_Iterator* m_pIterator;
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CFX_Edit_Refresh m_Refresh;
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CPDF_Point m_ptCaret;
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CFX_Edit_Undo m_Undo;
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int32_t m_nAlignment;
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FX_BOOL m_bNotifyFlag;
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FX_BOOL m_bEnableOverflow;
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FX_BOOL m_bEnableRefresh;
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CPDF_Rect m_rcOldContent;
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FX_BOOL m_bEnableUndo;
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FX_BOOL m_bNotify;
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FX_BOOL m_bOprNotify;
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CFX_Edit_GroupUndoItem* m_pGroupUndoItem;
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};
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/* ------------------------- CFX_Edit_Iterator ---------------------------- */
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class CFX_Edit_Iterator : public IFX_Edit_Iterator {
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public:
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CFX_Edit_Iterator(CFX_Edit* pEdit, IPDF_VariableText_Iterator* pVTIterator);
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~CFX_Edit_Iterator() override;
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// IFX_Edit_Iterator
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FX_BOOL NextWord() override;
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FX_BOOL NextLine() override;
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FX_BOOL NextSection() override;
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FX_BOOL PrevWord() override;
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FX_BOOL PrevLine() override;
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FX_BOOL PrevSection() override;
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FX_BOOL GetWord(CPVT_Word& word) const override;
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FX_BOOL GetLine(CPVT_Line& line) const override;
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FX_BOOL GetSection(CPVT_Section& section) const override;
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void SetAt(int32_t nWordIndex) override;
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void SetAt(const CPVT_WordPlace& place) override;
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const CPVT_WordPlace& GetAt() const override;
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IFX_Edit* GetEdit() const override;
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private:
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CFX_Edit* m_pEdit;
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IPDF_VariableText_Iterator* m_pVTIterator;
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};
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class CFX_Edit_Provider : public IPDF_VariableText_Provider {
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public:
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explicit CFX_Edit_Provider(IFX_Edit_FontMap* pFontMap);
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~CFX_Edit_Provider() override;
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IFX_Edit_FontMap* GetFontMap();
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// IPDF_VariableText_Provider:
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int32_t GetCharWidth(int32_t nFontIndex,
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FX_WORD word,
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int32_t nWordStyle) override;
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int32_t GetTypeAscent(int32_t nFontIndex) override;
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int32_t GetTypeDescent(int32_t nFontIndex) override;
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int32_t GetWordFontIndex(FX_WORD word,
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int32_t charset,
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int32_t nFontIndex) override;
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int32_t GetDefaultFontIndex() override;
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FX_BOOL IsLatinWord(FX_WORD word) override;
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private:
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IFX_Edit_FontMap* m_pFontMap;
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};
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#endif // FPDFSDK_INCLUDE_FXEDIT_FXET_EDIT_H_
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