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| 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 XFA_SRC_FEE_FDE_TXTEDTPAGE_H_ | |
| 8 #define XFA_SRC_FEE_FDE_TXTEDTPAGE_H_ | |
| 9 | |
| 10 #include "core/include/fxcrt/fx_coordinates.h" | |
| 11 #include "core/include/fxcrt/fx_string.h" | |
| 12 #include "xfa/src/fde/fde_visualset.h" | |
| 13 #include "xfa/src/fee/ifde_txtedtpage.h" | |
| 14 #include "xfa/src/fgas/crt/fgas_utils.h" | |
| 15 | |
| 16 class IFX_CharIter; | |
| 17 class CFDE_TxtEdtEngine; | |
| 18 class CFDE_TxtEdtPage; | |
| 19 class CFDE_TxtEdtParag; | |
| 20 | |
| 21 enum FDE_TXTEDT_CHARTYPE { | |
| 22 FDE_TXTEDT_CHARTYPE_Unknown = 0, | |
| 23 FDE_TXTEDT_CHARTYPE_Tab, | |
| 24 FDE_TXTEDT_CHARTYPE_Space, | |
| 25 FDE_TXTEDT_CHARTYPE_Punctuation, | |
| 26 FDE_TXTEDT_CHARTYPE_LineBreak, | |
| 27 FDE_TXTEDT_CHARTYPE_Number, | |
| 28 FDE_TXTEDT_CHARTYPE_Char, | |
| 29 FDE_TXTEDT_CHARTYPE_CJK, | |
| 30 }; | |
| 31 | |
| 32 inline FDE_TXTEDT_CHARTYPE FDE_GetEditSelCharType(FX_WCHAR wChar) { | |
| 33 if (wChar == 0x9) { | |
| 34 return FDE_TXTEDT_CHARTYPE_Tab; | |
| 35 } else if (wChar == 0x20 || wChar == 0xA0) { | |
| 36 return FDE_TXTEDT_CHARTYPE_Space; | |
| 37 } else if (wChar == 0x9 || wChar == 0x20 || wChar == 0xA0 || | |
| 38 (wChar >= L'!' && wChar <= L'/') || | |
| 39 (wChar >= L':' && wChar <= L'@') || | |
| 40 (wChar >= L'[' && wChar <= L'^') || | |
| 41 (wChar >= L'{' && wChar <= L'~') || wChar == 0x60) { | |
| 42 return FDE_TXTEDT_CHARTYPE_Punctuation; | |
| 43 } else if (wChar == 0x0a || wChar == 0x0d) { | |
| 44 return FDE_TXTEDT_CHARTYPE_LineBreak; | |
| 45 } else if (wChar >= '0' && wChar <= '9') { | |
| 46 return FDE_TXTEDT_CHARTYPE_Number; | |
| 47 } else if ((wChar >= 0x2e80 && wChar <= 0x2eff) || | |
| 48 (wChar >= 0x3000 && wChar <= 0x303f) || | |
| 49 (wChar >= 0x31c0 && wChar <= 0x31ef) || | |
| 50 (wChar >= 0x3200 && wChar <= 0x32ff) || | |
| 51 (wChar >= 0x3300 && wChar <= 0x33ff) || | |
| 52 (wChar >= 0x3400 && wChar <= 0x4dbf) || | |
| 53 (wChar >= 0x4e00 && wChar <= 0x9fff) || | |
| 54 (wChar >= 0xf900 && wChar <= 0xfaff) || | |
| 55 (wChar >= 0xfe30 && wChar <= 0xfe4f)) { | |
| 56 return FDE_TXTEDT_CHARTYPE_CJK; | |
| 57 } else { | |
| 58 return FDE_TXTEDT_CHARTYPE_Char; | |
| 59 } | |
| 60 } | |
| 61 | |
| 62 struct FDE_TEXTEDITPIECE { | |
| 63 int32_t nStart; | |
| 64 int32_t nCount; | |
| 65 int32_t nBidiLevel; | |
| 66 CFX_RectF rtPiece; | |
| 67 FX_DWORD dwCharStyles; | |
| 68 }; | |
| 69 typedef CFX_MassArrayTemplate<FDE_TEXTEDITPIECE> CFDE_TXTEDTPieceMassArray; | |
| 70 | |
| 71 class CFDE_TxtEdtTextSet : public IFDE_TextSet { | |
| 72 public: | |
| 73 CFDE_TxtEdtTextSet(CFDE_TxtEdtPage* pPage); | |
| 74 ~CFDE_TxtEdtTextSet(); | |
| 75 | |
| 76 virtual FDE_VISUALOBJTYPE GetType(); | |
| 77 virtual FX_BOOL GetBBox(FDE_HVISUALOBJ hVisualObj, CFX_RectF& bbox); | |
| 78 virtual FX_BOOL GetMatrix(FDE_HVISUALOBJ hVisualObj, CFX_Matrix& matrix); | |
| 79 virtual FX_BOOL GetRect(FDE_HVISUALOBJ hVisualObj, CFX_RectF& rt); | |
| 80 virtual FX_BOOL GetClip(FDE_HVISUALOBJ hVisualObj, CFX_RectF& rt); | |
| 81 virtual int32_t GetString(FDE_HVISUALOBJ hText, CFX_WideString& wsText); | |
| 82 virtual IFX_Font* GetFont(FDE_HVISUALOBJ hText); | |
| 83 virtual FX_FLOAT GetFontSize(FDE_HVISUALOBJ hText); | |
| 84 virtual FX_ARGB GetFontColor(FDE_HVISUALOBJ hText); | |
| 85 virtual int32_t GetDisplayPos(FDE_HVISUALOBJ hText, | |
| 86 FXTEXT_CHARPOS* pCharPos, | |
| 87 FX_BOOL bCharCode = FALSE, | |
| 88 CFX_WideString* pWSForms = NULL); | |
| 89 virtual int32_t GetCharRects(FDE_HVISUALOBJ hText, CFX_RectFArray& rtArray); | |
| 90 virtual int32_t GetCharRects_Impl(FDE_HVISUALOBJ hText, | |
| 91 CFX_RectFArray& rtArray, | |
| 92 FX_BOOL bBBox = FALSE); | |
| 93 | |
| 94 private: | |
| 95 CFDE_TxtEdtPage* m_pPage; | |
| 96 }; | |
| 97 | |
| 98 class CFDE_TxtEdtPage : public IFDE_TxtEdtPage { | |
| 99 public: | |
| 100 CFDE_TxtEdtPage(IFDE_TxtEdtEngine* pEngine, int32_t nLineIndex); | |
| 101 | |
| 102 // IFDE_TxtEditPage: | |
| 103 void Release() override; | |
| 104 IFDE_TxtEdtEngine* GetEngine() const override; | |
| 105 int32_t GetCharRect(int32_t nIndex, | |
| 106 CFX_RectF& rect, | |
| 107 FX_BOOL bBBox = FALSE) const override; | |
| 108 int32_t GetCharIndex(const CFX_PointF& fPoint, FX_BOOL& bBefore) override; | |
| 109 void CalcRangeRectArray(int32_t nStart, | |
| 110 int32_t nCount, | |
| 111 CFX_RectFArray& RectFArr) const override; | |
| 112 int32_t SelectWord(const CFX_PointF& fPoint, int32_t& nCount) override; | |
| 113 int32_t GetCharStart() const override; | |
| 114 int32_t GetCharCount() const override; | |
| 115 int32_t GetDisplayPos(const CFX_RectF& rtClip, | |
| 116 FXTEXT_CHARPOS*& pCharPos, | |
| 117 CFX_RectF* pBBox) const override; | |
| 118 FX_BOOL IsLoaded(const CFX_RectF* pClipBox) override; | |
| 119 int32_t LoadPage(const CFX_RectF* pClipBox, IFX_Pause* pPause) override; | |
| 120 void UnloadPage(const CFX_RectF* pClipBox) override; | |
| 121 const CFX_RectF& GetContentsBox() override; | |
| 122 | |
| 123 // IFDE_VisualSet: | |
| 124 FDE_VISUALOBJTYPE GetType() override; | |
| 125 FX_BOOL GetBBox(FDE_HVISUALOBJ hVisualObj, CFX_RectF& bbox) override; | |
| 126 FX_BOOL GetMatrix(FDE_HVISUALOBJ hVisualObj, CFX_Matrix& matrix) override; | |
| 127 FX_BOOL GetRect(FDE_HVISUALOBJ hVisualObj, CFX_RectF& rt) override; | |
| 128 FX_BOOL GetClip(FDE_HVISUALOBJ hVisualObj, CFX_RectF& rt) override; | |
| 129 | |
| 130 // IFDE_CanvasSet: | |
| 131 FX_POSITION GetFirstPosition(FDE_HVISUALOBJ hCanvas) override; | |
| 132 FDE_HVISUALOBJ GetNext(FDE_HVISUALOBJ hCanvas, | |
| 133 FX_POSITION& pos, | |
| 134 IFDE_VisualSet*& pVisualSet) override; | |
| 135 FDE_HVISUALOBJ GetParentCanvas(FDE_HVISUALOBJ hCanvas, | |
| 136 IFDE_VisualSet*& pVisualSet) override; | |
| 137 | |
| 138 // IFX_TxtAccess: | |
| 139 FX_WCHAR GetChar(void* pIdentity, int32_t index) const override; | |
| 140 int32_t GetWidth(void* pIdentity, int32_t index) const override; | |
| 141 | |
| 142 protected: | |
| 143 virtual ~CFDE_TxtEdtPage(); | |
| 144 | |
| 145 private: | |
| 146 void NormalizePt2Rect(CFX_PointF& ptF, | |
| 147 const CFX_RectF& rtF, | |
| 148 FX_FLOAT fTolerance) const; | |
| 149 | |
| 150 IFX_CharIter* m_pIter; | |
| 151 CFDE_TxtEdtTextSet* m_pTextSet; | |
| 152 CFDE_TxtEdtEngine* m_pEditEngine; | |
| 153 CFDE_TXTEDTPieceMassArray m_PieceMassArr; | |
| 154 CFDE_TxtEdtParag* m_pBgnParag; | |
| 155 CFDE_TxtEdtParag* m_pEndParag; | |
| 156 int32_t m_nRefCount; | |
| 157 int32_t m_nPageStart; | |
| 158 int32_t m_nCharCount; | |
| 159 int32_t m_nPageIndex; | |
| 160 FX_BOOL m_bLoaded; | |
| 161 CFX_RectF m_rtPage; | |
| 162 CFX_RectF m_rtPageMargin; | |
| 163 CFX_RectF m_rtPageContents; | |
| 164 CFX_RectF m_rtPageCanvas; | |
| 165 int32_t* m_pCharWidth; | |
| 166 }; | |
| 167 | |
| 168 #endif // XFA_SRC_FEE_FDE_TXTEDTPAGE_H_ | |
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Chromium Code Reviews
Issue 1803723002:
Move xfa/src up to xfa/. (Closed)
Base URL: https://pdfium.googlesource.com/pdfium.git@master