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authordsinclair <dsinclair@chromium.org>2016-09-29 17:03:59 -0700
committerCommit bot <commit-bot@chromium.org>2016-09-29 17:03:59 -0700
commit0bb385b1093740cc03c5d19847819d852aecc4bf (patch)
tree6ce5be28b3c0a27f8011f98ce45f5f589ed86736 /fpdfsdk/fxedit/fxet_edit.h
parentbec76925d40d28e6c26ca4bb456368ff5f69a607 (diff)
downloadpdfium-0bb385b1093740cc03c5d19847819d852aecc4bf.tar.xz
Move fpdfsdk/fxedit/include to fpdfsdk/fxedit
BUG=pdfium:611 Review-Url: https://codereview.chromium.org/2375963006
Diffstat (limited to 'fpdfsdk/fxedit/fxet_edit.h')
-rw-r--r--fpdfsdk/fxedit/fxet_edit.h560
1 files changed, 560 insertions, 0 deletions
diff --git a/fpdfsdk/fxedit/fxet_edit.h b/fpdfsdk/fxedit/fxet_edit.h
new file mode 100644
index 0000000000..394a2fd3f3
--- /dev/null
+++ b/fpdfsdk/fxedit/fxet_edit.h
@@ -0,0 +1,560 @@
+// 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_FXEDIT_FXET_EDIT_H_
+#define FPDFSDK_FXEDIT_FXET_EDIT_H_
+
+#include <memory>
+
+#include "core/fpdfdoc/cpvt_secprops.h"
+#include "core/fpdfdoc/cpvt_wordprops.h"
+#include "fpdfsdk/fxedit/fx_edit.h"
+
+class CFFL_FormFiller;
+class CFX_Edit;
+class CFX_Edit_Iterator;
+class CFX_Edit_Provider;
+class CFX_RenderDevice;
+class CFX_SystemHandler;
+class CPDF_PageObjectHolder;
+class CPDF_TextObject;
+class CPWL_Edit;
+class CPWL_EditCtrl;
+
+class IFX_Edit_UndoItem;
+
+struct CFX_Edit_LineRect {
+ CFX_Edit_LineRect(const CPVT_WordRange& wrLine, const CFX_FloatRect& rcLine)
+ : m_wrLine(wrLine), m_rcLine(rcLine) {}
+
+ CPVT_WordRange m_wrLine;
+ CFX_FloatRect m_rcLine;
+};
+
+class CFX_Edit_LineRectArray {
+ public:
+ CFX_Edit_LineRectArray();
+ virtual ~CFX_Edit_LineRectArray();
+
+ void Empty();
+ void RemoveAll();
+ void operator=(CFX_Edit_LineRectArray& rects);
+ void Add(const CPVT_WordRange& wrLine, const CFX_FloatRect& rcLine);
+
+ int32_t GetSize() const;
+ CFX_Edit_LineRect* GetAt(int32_t nIndex) const;
+
+ private:
+ CFX_ArrayTemplate<CFX_Edit_LineRect*> m_LineRects;
+};
+
+class CFX_Edit_RectArray {
+ public:
+ CFX_Edit_RectArray();
+ virtual ~CFX_Edit_RectArray();
+
+ void Empty();
+ void Add(const CFX_FloatRect& rect);
+
+ int32_t GetSize() const;
+ CFX_FloatRect* GetAt(int32_t nIndex) const;
+
+ private:
+ CFX_ArrayTemplate<CFX_FloatRect*> m_Rects;
+};
+
+class CFX_Edit_Refresh {
+ public:
+ CFX_Edit_Refresh();
+ virtual ~CFX_Edit_Refresh();
+
+ void BeginRefresh();
+ void Push(const CPVT_WordRange& linerange, const CFX_FloatRect& rect);
+ void NoAnalyse();
+ void AddRefresh(const CFX_FloatRect& rect);
+ const CFX_Edit_RectArray* GetRefreshRects() const;
+ void EndRefresh();
+
+ private:
+ CFX_Edit_LineRectArray m_NewLineRects;
+ CFX_Edit_LineRectArray m_OldLineRects;
+ CFX_Edit_RectArray m_RefreshRects;
+};
+
+class CFX_Edit_Select {
+ public:
+ CFX_Edit_Select();
+ CFX_Edit_Select(const CPVT_WordPlace& begin, const CPVT_WordPlace& end);
+ explicit CFX_Edit_Select(const CPVT_WordRange& range);
+
+ void Default();
+ void Set(const CPVT_WordPlace& begin, const CPVT_WordPlace& end);
+ void SetBeginPos(const CPVT_WordPlace& begin);
+ void SetEndPos(const CPVT_WordPlace& end);
+
+ CPVT_WordRange ConvertToWordRange() const;
+ FX_BOOL IsExist() const;
+
+ CPVT_WordPlace BeginPos, EndPos;
+};
+
+class CFX_Edit_Undo {
+ public:
+ explicit CFX_Edit_Undo(int32_t nBufsize);
+ virtual ~CFX_Edit_Undo();
+
+ void Undo();
+ void Redo();
+
+ void AddItem(IFX_Edit_UndoItem* pItem);
+
+ FX_BOOL CanUndo() const;
+ FX_BOOL CanRedo() const;
+ FX_BOOL IsModified() const;
+
+ void Reset();
+
+ private:
+ void RemoveHeads();
+ void RemoveTails();
+
+ private:
+ CFX_ArrayTemplate<IFX_Edit_UndoItem*> m_UndoItemStack;
+
+ int32_t m_nCurUndoPos;
+ int32_t m_nBufSize;
+ FX_BOOL m_bModified;
+ FX_BOOL m_bVirgin;
+ FX_BOOL m_bWorking;
+};
+
+class IFX_Edit_UndoItem {
+ public:
+ virtual ~IFX_Edit_UndoItem() {}
+
+ virtual void Undo() = 0;
+ virtual void Redo() = 0;
+ virtual CFX_WideString GetUndoTitle() = 0;
+};
+
+class CFX_Edit_UndoItem : public IFX_Edit_UndoItem {
+ public:
+ CFX_Edit_UndoItem();
+ ~CFX_Edit_UndoItem() override;
+
+ CFX_WideString GetUndoTitle() override;
+
+ void SetFirst(FX_BOOL bFirst);
+ void SetLast(FX_BOOL bLast);
+ FX_BOOL IsLast();
+
+ private:
+ FX_BOOL m_bFirst;
+ FX_BOOL m_bLast;
+};
+
+class CFX_Edit_GroupUndoItem : public IFX_Edit_UndoItem {
+ public:
+ explicit CFX_Edit_GroupUndoItem(const CFX_WideString& sTitle);
+ ~CFX_Edit_GroupUndoItem() override;
+
+ // IFX_Edit_UndoItem
+ void Undo() override;
+ void Redo() override;
+ CFX_WideString GetUndoTitle() override;
+
+ void AddUndoItem(CFX_Edit_UndoItem* pUndoItem);
+ void UpdateItems();
+
+ private:
+ CFX_WideString m_sTitle;
+ CFX_ArrayTemplate<CFX_Edit_UndoItem*> m_Items;
+};
+
+class CFXEU_InsertWord : public CFX_Edit_UndoItem {
+ public:
+ CFXEU_InsertWord(CFX_Edit* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ uint16_t word,
+ int32_t charset,
+ const CPVT_WordProps* pWordProps);
+ ~CFXEU_InsertWord() override;
+
+ // CFX_Edit_UndoItem
+ void Redo() override;
+ void Undo() override;
+
+ private:
+ CFX_Edit* m_pEdit;
+
+ CPVT_WordPlace m_wpOld;
+ CPVT_WordPlace m_wpNew;
+ uint16_t m_Word;
+ int32_t m_nCharset;
+ CPVT_WordProps m_WordProps;
+};
+
+class CFXEU_InsertReturn : public CFX_Edit_UndoItem {
+ public:
+ CFXEU_InsertReturn(CFX_Edit* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ const CPVT_SecProps* pSecProps,
+ const CPVT_WordProps* pWordProps);
+ ~CFXEU_InsertReturn() override;
+
+ // CFX_Edit_UndoItem
+ void Redo() override;
+ void Undo() override;
+
+ private:
+ CFX_Edit* m_pEdit;
+
+ CPVT_WordPlace m_wpOld;
+ CPVT_WordPlace m_wpNew;
+ CPVT_SecProps m_SecProps;
+ CPVT_WordProps m_WordProps;
+};
+
+class CFXEU_Backspace : public CFX_Edit_UndoItem {
+ public:
+ CFXEU_Backspace(CFX_Edit* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ uint16_t word,
+ int32_t charset,
+ const CPVT_SecProps& SecProps,
+ const CPVT_WordProps& WordProps);
+ ~CFXEU_Backspace() override;
+
+ // CFX_Edit_UndoItem
+ void Redo() override;
+ void Undo() override;
+
+ private:
+ CFX_Edit* m_pEdit;
+
+ CPVT_WordPlace m_wpOld;
+ CPVT_WordPlace m_wpNew;
+ uint16_t m_Word;
+ int32_t m_nCharset;
+ CPVT_SecProps m_SecProps;
+ CPVT_WordProps m_WordProps;
+};
+
+class CFXEU_Delete : public CFX_Edit_UndoItem {
+ public:
+ CFXEU_Delete(CFX_Edit* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ uint16_t word,
+ int32_t charset,
+ const CPVT_SecProps& SecProps,
+ const CPVT_WordProps& WordProps,
+ FX_BOOL bSecEnd);
+ ~CFXEU_Delete() override;
+
+ // CFX_Edit_UndoItem
+ void Redo() override;
+ void Undo() override;
+
+ private:
+ CFX_Edit* m_pEdit;
+
+ CPVT_WordPlace m_wpOld;
+ CPVT_WordPlace m_wpNew;
+ uint16_t m_Word;
+ int32_t m_nCharset;
+ CPVT_SecProps m_SecProps;
+ CPVT_WordProps m_WordProps;
+ FX_BOOL m_bSecEnd;
+};
+
+class CFXEU_Clear : public CFX_Edit_UndoItem {
+ public:
+ CFXEU_Clear(CFX_Edit* pEdit,
+ const CPVT_WordRange& wrSel,
+ const CFX_WideString& swText);
+ ~CFXEU_Clear() override;
+
+ // CFX_Edit_UndoItem
+ void Redo() override;
+ void Undo() override;
+
+ private:
+ CFX_Edit* m_pEdit;
+
+ CPVT_WordRange m_wrSel;
+ CFX_WideString m_swText;
+};
+
+class CFXEU_InsertText : public CFX_Edit_UndoItem {
+ public:
+ CFXEU_InsertText(CFX_Edit* pEdit,
+ const CPVT_WordPlace& wpOldPlace,
+ const CPVT_WordPlace& wpNewPlace,
+ const CFX_WideString& swText,
+ int32_t charset);
+ ~CFXEU_InsertText() override;
+
+ // CFX_Edit_UndoItem
+ void Redo() override;
+ void Undo() override;
+
+ private:
+ CFX_Edit* m_pEdit;
+
+ CPVT_WordPlace m_wpOld;
+ CPVT_WordPlace m_wpNew;
+ CFX_WideString m_swText;
+ int32_t m_nCharset;
+};
+
+class CFX_Edit {
+ public:
+ static CFX_ByteString GetEditAppearanceStream(CFX_Edit* pEdit,
+ const CFX_FloatPoint& ptOffset,
+ const CPVT_WordRange* pRange,
+ FX_BOOL bContinuous,
+ uint16_t SubWord);
+ static CFX_ByteString GetSelectAppearanceStream(
+ CFX_Edit* pEdit,
+ const CFX_FloatPoint& ptOffset,
+ const CPVT_WordRange* pRange);
+ static void DrawEdit(CFX_RenderDevice* pDevice,
+ CFX_Matrix* pUser2Device,
+ CFX_Edit* pEdit,
+ FX_COLORREF crTextFill,
+ FX_COLORREF crTextStroke,
+ const CFX_FloatRect& rcClip,
+ const CFX_FloatPoint& ptOffset,
+ const CPVT_WordRange* pRange,
+ CFX_SystemHandler* pSystemHandler,
+ CFFL_FormFiller* pFFLData);
+ static void GeneratePageObjects(
+ CPDF_PageObjectHolder* pObjectHolder,
+ CFX_Edit* pEdit,
+ const CFX_FloatPoint& ptOffset,
+ const CPVT_WordRange* pRange,
+ FX_COLORREF crText,
+ CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray);
+
+ CFX_Edit();
+ ~CFX_Edit();
+
+ void SetFontMap(IPVT_FontMap* pFontMap);
+ void SetNotify(CPWL_EditCtrl* pNotify);
+ void SetOprNotify(CPWL_Edit* pOprNotify);
+
+ // Returns an iterator for the contents. Should not be released.
+ CFX_Edit_Iterator* GetIterator();
+ IPVT_FontMap* GetFontMap();
+ void Initialize();
+
+ // Set the bounding box of the text area.
+ void SetPlateRect(const CFX_FloatRect& rect);
+ void SetScrollPos(const CFX_FloatPoint& point);
+
+ // Set the horizontal text alignment. (nFormat [0:left, 1:middle, 2:right])
+ void SetAlignmentH(int32_t nFormat, FX_BOOL bPaint);
+ // Set the vertical text alignment. (nFormat [0:left, 1:middle, 2:right])
+ void SetAlignmentV(int32_t nFormat, FX_BOOL bPaint);
+
+ // Set the substitution character for hidden text.
+ void SetPasswordChar(uint16_t wSubWord, FX_BOOL bPaint);
+
+ // Set the maximum number of words in the text.
+ void SetLimitChar(int32_t nLimitChar);
+ void SetCharArray(int32_t nCharArray);
+ void SetCharSpace(FX_FLOAT fCharSpace);
+ void SetMultiLine(FX_BOOL bMultiLine, FX_BOOL bPaint);
+ void SetAutoReturn(FX_BOOL bAuto, FX_BOOL bPaint);
+ void SetAutoFontSize(FX_BOOL bAuto, FX_BOOL bPaint);
+ void SetAutoScroll(FX_BOOL bAuto, FX_BOOL bPaint);
+ void SetFontSize(FX_FLOAT fFontSize);
+ void SetTextOverflow(FX_BOOL bAllowed, FX_BOOL bPaint);
+ void OnMouseDown(const CFX_FloatPoint& point, FX_BOOL bShift, FX_BOOL bCtrl);
+ void OnMouseMove(const CFX_FloatPoint& point, FX_BOOL bShift, FX_BOOL bCtrl);
+ void OnVK_UP(FX_BOOL bShift, FX_BOOL bCtrl);
+ void OnVK_DOWN(FX_BOOL bShift, FX_BOOL bCtrl);
+ void OnVK_LEFT(FX_BOOL bShift, FX_BOOL bCtrl);
+ void OnVK_RIGHT(FX_BOOL bShift, FX_BOOL bCtrl);
+ void OnVK_HOME(FX_BOOL bShift, FX_BOOL bCtrl);
+ void OnVK_END(FX_BOOL bShift, FX_BOOL bCtrl);
+ void SetText(const CFX_WideString& sText);
+ FX_BOOL InsertWord(uint16_t word, int32_t charset);
+ FX_BOOL InsertReturn();
+ FX_BOOL Backspace();
+ FX_BOOL Delete();
+ FX_BOOL Clear();
+ FX_BOOL InsertText(const CFX_WideString& sText, int32_t charset);
+ FX_BOOL Redo();
+ FX_BOOL Undo();
+ int32_t WordPlaceToWordIndex(const CPVT_WordPlace& place) const;
+ CPVT_WordPlace WordIndexToWordPlace(int32_t index) const;
+ CPVT_WordPlace SearchWordPlace(const CFX_FloatPoint& point) const;
+ int32_t GetCaret() const;
+ CPVT_WordPlace GetCaretWordPlace() const;
+ CFX_WideString GetSelText() const;
+ CFX_WideString GetText() const;
+ FX_FLOAT GetFontSize() const;
+ uint16_t GetPasswordChar() const;
+ CFX_FloatPoint GetScrollPos() const;
+ int32_t GetCharArray() const;
+ CFX_FloatRect GetContentRect() const;
+ CFX_WideString GetRangeText(const CPVT_WordRange& range) const;
+ int32_t GetHorzScale() const;
+ FX_FLOAT GetCharSpace() const;
+ int32_t GetTotalWords() const;
+ void SetSel(int32_t nStartChar, int32_t nEndChar);
+ void GetSel(int32_t& nStartChar, int32_t& nEndChar) const;
+ void SelectAll();
+ void SelectNone();
+ FX_BOOL IsSelected() const;
+ void Paint();
+ void EnableRefresh(FX_BOOL bRefresh);
+ void RefreshWordRange(const CPVT_WordRange& wr);
+ void SetCaret(int32_t nPos);
+ CPVT_WordRange GetWholeWordRange() const;
+ CPVT_WordRange GetSelectWordRange() const;
+ void EnableUndo(FX_BOOL bUndo);
+ void EnableOprNotify(FX_BOOL bNotify);
+ FX_BOOL IsTextFull() const;
+ FX_BOOL IsTextOverflow() const;
+ FX_BOOL CanUndo() const;
+ FX_BOOL CanRedo() const;
+ CPVT_WordRange GetVisibleWordRange() const;
+
+ FX_BOOL Empty();
+
+ CPVT_WordPlace DoInsertText(const CPVT_WordPlace& place,
+ const CFX_WideString& sText,
+ int32_t charset);
+ int32_t GetCharSetFromUnicode(uint16_t word, int32_t nOldCharset);
+
+ int32_t GetTotalLines() const;
+
+ private:
+ friend class CFX_Edit_Iterator;
+ friend class CFXEU_InsertWord;
+ friend class CFXEU_InsertReturn;
+ friend class CFXEU_Backspace;
+ friend class CFXEU_Delete;
+ friend class CFXEU_Clear;
+ friend class CFXEU_InsertText;
+
+ void SetSel(const CPVT_WordPlace& begin, const CPVT_WordPlace& end);
+
+ void RearrangeAll();
+ void RearrangePart(const CPVT_WordRange& range);
+ void ScrollToCaret();
+ void SetScrollInfo();
+ void SetScrollPosX(FX_FLOAT fx);
+ void SetScrollPosY(FX_FLOAT fy);
+ void SetScrollLimit();
+ void SetContentChanged();
+
+ FX_BOOL InsertWord(uint16_t word,
+ int32_t charset,
+ const CPVT_WordProps* pWordProps,
+ FX_BOOL bAddUndo,
+ FX_BOOL bPaint);
+ FX_BOOL InsertReturn(const CPVT_SecProps* pSecProps,
+ const CPVT_WordProps* pWordProps,
+ FX_BOOL bAddUndo,
+ FX_BOOL bPaint);
+ FX_BOOL Backspace(FX_BOOL bAddUndo, FX_BOOL bPaint);
+ FX_BOOL Delete(FX_BOOL bAddUndo, FX_BOOL bPaint);
+ FX_BOOL Clear(FX_BOOL bAddUndo, FX_BOOL bPaint);
+ FX_BOOL InsertText(const CFX_WideString& sText,
+ int32_t charset,
+ FX_BOOL bAddUndo,
+ FX_BOOL bPaint);
+ void PaintInsertText(const CPVT_WordPlace& wpOld,
+ const CPVT_WordPlace& wpNew);
+
+ inline CFX_FloatPoint VTToEdit(const CFX_FloatPoint& point) const;
+ inline CFX_FloatPoint EditToVT(const CFX_FloatPoint& point) const;
+ inline CFX_FloatRect VTToEdit(const CFX_FloatRect& rect) const;
+
+ void Refresh();
+ void RefreshPushLineRects(const CPVT_WordRange& wr);
+
+ void SetCaret(const CPVT_WordPlace& place);
+ void SetCaretInfo();
+ void SetCaretOrigin();
+
+ void AddEditUndoItem(CFX_Edit_UndoItem* pEditUndoItem);
+
+ private:
+ std::unique_ptr<CPDF_VariableText> m_pVT;
+ CPWL_EditCtrl* m_pNotify;
+ CPWL_Edit* m_pOprNotify;
+ std::unique_ptr<CFX_Edit_Provider> m_pVTProvider;
+
+ CPVT_WordPlace m_wpCaret;
+ CPVT_WordPlace m_wpOldCaret;
+ CFX_Edit_Select m_SelState;
+
+ CFX_FloatPoint m_ptScrollPos;
+ CFX_FloatPoint m_ptRefreshScrollPos;
+ FX_BOOL m_bEnableScroll;
+ std::unique_ptr<CFX_Edit_Iterator> m_pIterator;
+ CFX_Edit_Refresh m_Refresh;
+ CFX_FloatPoint m_ptCaret;
+ CFX_Edit_Undo m_Undo;
+ int32_t m_nAlignment;
+ FX_BOOL m_bNotifyFlag;
+ FX_BOOL m_bEnableOverflow;
+ FX_BOOL m_bEnableRefresh;
+ CFX_FloatRect m_rcOldContent;
+ FX_BOOL m_bEnableUndo;
+ FX_BOOL m_bOprNotify;
+ CFX_Edit_GroupUndoItem* m_pGroupUndoItem;
+};
+
+class CFX_Edit_Iterator {
+ public:
+ CFX_Edit_Iterator(CFX_Edit* pEdit, CPDF_VariableText::Iterator* pVTIterator);
+ ~CFX_Edit_Iterator();
+
+ FX_BOOL NextWord();
+ FX_BOOL PrevWord();
+ FX_BOOL GetWord(CPVT_Word& word) const;
+ FX_BOOL GetLine(CPVT_Line& line) const;
+ FX_BOOL GetSection(CPVT_Section& section) const;
+ void SetAt(int32_t nWordIndex);
+ void SetAt(const CPVT_WordPlace& place);
+ const CPVT_WordPlace& GetAt() const;
+
+ private:
+ CFX_Edit* m_pEdit;
+ CPDF_VariableText::Iterator* m_pVTIterator;
+};
+
+class CFX_Edit_Provider : public CPDF_VariableText::Provider {
+ public:
+ explicit CFX_Edit_Provider(IPVT_FontMap* pFontMap);
+ ~CFX_Edit_Provider() override;
+
+ IPVT_FontMap* GetFontMap();
+
+ // CPDF_VariableText::Provider:
+ int32_t GetCharWidth(int32_t nFontIndex, uint16_t word) override;
+ int32_t GetTypeAscent(int32_t nFontIndex) override;
+ int32_t GetTypeDescent(int32_t nFontIndex) override;
+ int32_t GetWordFontIndex(uint16_t word,
+ int32_t charset,
+ int32_t nFontIndex) override;
+ int32_t GetDefaultFontIndex() override;
+ FX_BOOL IsLatinWord(uint16_t word) override;
+
+ private:
+ IPVT_FontMap* m_pFontMap;
+};
+
+#endif // FPDFSDK_FXEDIT_FXET_EDIT_H_