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Side by Side Diff: core/fpdfdoc/include/cpdf_variabletext.h

Issue 1860063002: Remove core/include/fpdfdoc/fpdf_vt.h (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Created 4 years, 8 months ago
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« core/fpdfdoc/ctypeset.h ('K') | « core/fpdfdoc/doc_vtmodule.cpp ('k') | core/fpdfdoc/include/cpvt_line.h » ('j') | fpdfsdk/fxedit/fxet_edit.cpp » ('J')
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1 // Copyright 2016 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 CORE_FPDFDOC_INCLUDE_CPDF_VARIABLETEXT_H_
8 #define CORE_FPDFDOC_INCLUDE_CPDF_VARIABLETEXT_H_
9
10 #include "core/fpdfdoc/cpvt_floatrect.h"
11 #include "core/fpdfdoc/cpvt_lineinfo.h"
12 #include "core/fpdfdoc/include/cpvt_line.h"
13 #include "core/fpdfdoc/include/cpvt_wordplace.h"
14 #include "core/fpdfdoc/include/cpvt_wordrange.h"
15 #include "core/fpdfdoc/pdf_vt.h"
16 #include "core/fxcrt/include/fx_coordinates.h"
17 #include "core/fxcrt/include/fx_string.h"
18 #include "core/fxcrt/include/fx_system.h"
19
20 class CSection;
21 class IPVT_FontMap;
22
23 struct CPVT_SecProps;
24 struct CPVT_Section;
25 struct CPVT_SectionInfo;
26 struct CPVT_Word;
27 struct CPVT_WordProps;
28 struct CPVT_WordInfo;
29
30 #define VARIABLETEXT_HALF 0.5f
31
32 class CPDF_VariableText : private CPDF_EditContainer {
33 public:
34 enum class ScriptType { Normal, Super, Sub };
35
36 class Iterator {
37 public:
38 explicit Iterator(CPDF_VariableText* pVT);
39 ~Iterator();
40
41 FX_BOOL NextWord();
42 FX_BOOL PrevWord();
43 FX_BOOL NextLine();
44 FX_BOOL PrevLine();
45 FX_BOOL NextSection();
46 FX_BOOL PrevSection();
47 FX_BOOL SetWord(const CPVT_Word& word);
48 FX_BOOL GetWord(CPVT_Word& word) const;
49 FX_BOOL GetLine(CPVT_Line& line) const;
50 FX_BOOL GetSection(CPVT_Section& section) const;
51 FX_BOOL SetSection(const CPVT_Section& section);
52 void SetAt(int32_t nWordIndex);
53 void SetAt(const CPVT_WordPlace& place);
54 const CPVT_WordPlace& GetAt() const { return m_CurPos; }
55
56 private:
57 CPVT_WordPlace m_CurPos;
58 CPDF_VariableText* m_pVT;
Tom Sepez 2016/04/05 16:58:23 can this be CPDF_VariableText* m_pVT?
dsinclair 2016/04/05 17:29:20 I assume you meant CPDF_VariableText* const m_pVT.
59 };
60
61 class Provider {
62 public:
63 Provider(IPVT_FontMap* pFontMap);
64 virtual ~Provider();
65
66 virtual int32_t GetCharWidth(int32_t nFontIndex,
67 uint16_t word,
68 int32_t nWordStyle);
69 virtual int32_t GetTypeAscent(int32_t nFontIndex);
70 virtual int32_t GetTypeDescent(int32_t nFontIndex);
71 virtual int32_t GetWordFontIndex(uint16_t word,
72 int32_t charset,
73 int32_t nFontIndex);
74 virtual FX_BOOL IsLatinWord(uint16_t word);
75 virtual int32_t GetDefaultFontIndex();
76
77 private:
78 IPVT_FontMap* m_pFontMap;
79 };
80
81 CPDF_VariableText();
82 virtual ~CPDF_VariableText();
83
84 CPDF_VariableText::Provider* SetProvider(
85 CPDF_VariableText::Provider* pProvider);
86 CPDF_VariableText::Iterator* GetIterator();
87
88 // CPDF_EditContainer.
89 void SetPlateRect(const CFX_FloatRect& rect) override {
90 CPDF_EditContainer::SetPlateRect(rect);
91 }
92 CFX_FloatRect GetContentRect() const override;
93 const CFX_FloatRect& GetPlateRect() const override {
94 return CPDF_EditContainer::GetPlateRect();
95 }
96
97 void SetAlignment(int32_t nFormat = 0) { m_nAlignment = nFormat; }
98 void SetPasswordChar(uint16_t wSubWord = '*') { m_wSubWord = wSubWord; }
99 void SetLimitChar(int32_t nLimitChar = 0) { m_nLimitChar = nLimitChar; }
100 void SetCharSpace(FX_FLOAT fCharSpace = 0.0f) { m_fCharSpace = fCharSpace; }
101 void SetHorzScale(int32_t nHorzScale = 100) { m_nHorzScale = nHorzScale; }
102 void SetMultiLine(FX_BOOL bMultiLine = TRUE) { m_bMultiLine = bMultiLine; }
103 void SetAutoReturn(FX_BOOL bAuto = TRUE) { m_bLimitWidth = bAuto; }
104 void SetFontSize(FX_FLOAT fFontSize) { m_fFontSize = fFontSize; }
105 void SetCharArray(int32_t nCharArray = 0) { m_nCharArray = nCharArray; }
106 void SetAutoFontSize(FX_BOOL bAuto = TRUE) { m_bAutoFontSize = bAuto; }
107 void SetRichText(FX_BOOL bRichText) { m_bRichText = bRichText; }
108 void SetLineLeading(FX_FLOAT fLineLeading) { m_fLineLeading = fLineLeading; }
109 void Initialize();
110 FX_BOOL IsValid() const { return m_bInitial; }
111 FX_BOOL IsRichText() const { return m_bRichText; }
112 void RearrangeAll();
113 void RearrangePart(const CPVT_WordRange& PlaceRange);
114 void ResetAll();
115 void SetText(const FX_WCHAR* text,
116 int32_t charset = 1,
117 const CPVT_SecProps* pSecProps = NULL,
118 const CPVT_WordProps* pWordProps = NULL);
119 CPVT_WordPlace InsertWord(const CPVT_WordPlace& place,
120 uint16_t word,
121 int32_t charset = 1,
122 const CPVT_WordProps* pWordProps = NULL);
123 CPVT_WordPlace InsertSection(const CPVT_WordPlace& place,
124 const CPVT_SecProps* pSecProps = NULL,
125 const CPVT_WordProps* pWordProps = NULL);
126 CPVT_WordPlace InsertText(const CPVT_WordPlace& place,
127 const FX_WCHAR* text,
128 int32_t charset = 1,
129 const CPVT_SecProps* pSecProps = NULL,
130 const CPVT_WordProps* pWordProps = NULL);
131 CPVT_WordPlace DeleteWords(const CPVT_WordRange& PlaceRange);
132 CPVT_WordPlace DeleteWord(const CPVT_WordPlace& place);
133 CPVT_WordPlace BackSpaceWord(const CPVT_WordPlace& place);
134
135 int32_t GetTotalWords() const;
136 FX_FLOAT GetFontSize() const { return m_fFontSize; }
137 int32_t GetAlignment() const { return m_nAlignment; }
138 uint16_t GetPasswordChar() const { return GetSubWord(); }
139 int32_t GetCharArray() const { return m_nCharArray; }
140 int32_t GetLimitChar() const { return m_nLimitChar; }
141 FX_BOOL IsMultiLine() const { return m_bMultiLine; }
142 int32_t GetHorzScale() const { return m_nHorzScale; }
143 FX_FLOAT GetCharSpace() const { return m_fCharSpace; }
144 CPVT_WordPlace GetBeginWordPlace() const;
145 CPVT_WordPlace GetEndWordPlace() const;
146 CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace& place) const;
147 CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace& place) const;
148 CPVT_WordPlace SearchWordPlace(const CFX_FloatPoint& point) const;
149 CPVT_WordPlace GetUpWordPlace(const CPVT_WordPlace& place,
150 const CFX_FloatPoint& point) const;
151 CPVT_WordPlace GetDownWordPlace(const CPVT_WordPlace& place,
152 const CFX_FloatPoint& point) const;
153 CPVT_WordPlace GetLineBeginPlace(const CPVT_WordPlace& place) const;
154 CPVT_WordPlace GetLineEndPlace(const CPVT_WordPlace& place) const;
155 CPVT_WordPlace GetSectionBeginPlace(const CPVT_WordPlace& place) const;
156 CPVT_WordPlace GetSectionEndPlace(const CPVT_WordPlace& place) const;
157 void UpdateWordPlace(CPVT_WordPlace& place) const;
158 CPVT_WordPlace AdjustLineHeader(const CPVT_WordPlace& place,
159 FX_BOOL bPrevOrNext) const;
160 int32_t WordPlaceToWordIndex(const CPVT_WordPlace& place) const;
161 CPVT_WordPlace WordIndexToWordPlace(int32_t index) const;
162
163 uint16_t GetSubWord() const { return m_wSubWord; }
164
165 private:
166 friend class CTypeset;
167 friend class CSection;
168
169 int32_t GetCharWidth(int32_t nFontIndex,
170 uint16_t Word,
171 uint16_t SubWord,
172 int32_t nWordStyle);
173 int32_t GetTypeAscent(int32_t nFontIndex);
174 int32_t GetTypeDescent(int32_t nFontIndex);
175 int32_t GetWordFontIndex(uint16_t word, int32_t charset, int32_t nFontIndex);
176 int32_t GetDefaultFontIndex();
177 FX_BOOL IsLatinWord(uint16_t word);
178
179 CPVT_WordPlace AddSection(const CPVT_WordPlace& place,
180 const CPVT_SectionInfo& secinfo);
181 CPVT_WordPlace AddLine(const CPVT_WordPlace& place,
182 const CPVT_LineInfo& lineinfo);
183 CPVT_WordPlace AddWord(const CPVT_WordPlace& place,
184 const CPVT_WordInfo& wordinfo);
185 FX_BOOL GetWordInfo(const CPVT_WordPlace& place, CPVT_WordInfo& wordinfo);
186 FX_BOOL SetWordInfo(const CPVT_WordPlace& place,
187 const CPVT_WordInfo& wordinfo);
188 FX_BOOL GetLineInfo(const CPVT_WordPlace& place, CPVT_LineInfo& lineinfo);
189 FX_BOOL GetSectionInfo(const CPVT_WordPlace& place,
190 CPVT_SectionInfo& secinfo);
191 FX_FLOAT GetWordFontSize(const CPVT_WordInfo& WordInfo,
192 FX_BOOL bFactFontSize = FALSE);
193 FX_FLOAT GetWordWidth(int32_t nFontIndex,
194 uint16_t Word,
195 uint16_t SubWord,
196 FX_FLOAT fCharSpace,
197 int32_t nHorzScale,
198 FX_FLOAT fFontSize,
199 FX_FLOAT fWordTail,
200 int32_t nWordStyle);
201 FX_FLOAT GetWordWidth(const CPVT_WordInfo& WordInfo);
202 FX_FLOAT GetWordAscent(const CPVT_WordInfo& WordInfo, FX_FLOAT fFontSize);
203 FX_FLOAT GetWordDescent(const CPVT_WordInfo& WordInfo, FX_FLOAT fFontSize);
204 FX_FLOAT GetWordAscent(const CPVT_WordInfo& WordInfo,
205 FX_BOOL bFactFontSize = FALSE);
206 FX_FLOAT GetWordDescent(const CPVT_WordInfo& WordInfo,
207 FX_BOOL bFactFontSize = FALSE);
208 FX_FLOAT GetLineAscent(const CPVT_SectionInfo& SecInfo);
209 FX_FLOAT GetLineDescent(const CPVT_SectionInfo& SecInfo);
210 FX_FLOAT GetFontAscent(int32_t nFontIndex, FX_FLOAT fFontSize);
211 FX_FLOAT GetFontDescent(int32_t nFontIndex, FX_FLOAT fFontSize);
212 int32_t GetWordFontIndex(const CPVT_WordInfo& WordInfo);
213 FX_FLOAT GetCharSpace(const CPVT_WordInfo& WordInfo);
214 int32_t GetHorzScale(const CPVT_WordInfo& WordInfo);
215 FX_FLOAT GetLineLeading(const CPVT_SectionInfo& SecInfo);
216 FX_FLOAT GetLineIndent(const CPVT_SectionInfo& SecInfo);
217 int32_t GetAlignment(const CPVT_SectionInfo& SecInfo);
218
219 void ClearSectionRightWords(const CPVT_WordPlace& place);
220
221 FX_BOOL ClearEmptySection(const CPVT_WordPlace& place);
222 void ClearEmptySections(const CPVT_WordRange& PlaceRange);
223 void LinkLatterSection(const CPVT_WordPlace& place);
224 void ClearWords(const CPVT_WordRange& PlaceRange);
225 CPVT_WordPlace ClearLeftWord(const CPVT_WordPlace& place);
226 CPVT_WordPlace ClearRightWord(const CPVT_WordPlace& place);
227
228 CPVT_FloatRect Rearrange(const CPVT_WordRange& PlaceRange);
229 FX_FLOAT GetAutoFontSize();
230 FX_BOOL IsBigger(FX_FLOAT fFontSize);
231 CPVT_FloatRect RearrangeSections(const CPVT_WordRange& PlaceRange);
232
233 void ResetSectionArray();
234
235 CPVT_ArrayTemplate<CSection*> m_SectionArray;
236 int32_t m_nLimitChar;
237 int32_t m_nCharArray;
238 FX_BOOL m_bMultiLine;
239 FX_BOOL m_bLimitWidth;
240 FX_BOOL m_bAutoFontSize;
241 int32_t m_nAlignment;
242 FX_FLOAT m_fLineLeading;
243 FX_FLOAT m_fCharSpace;
244 int32_t m_nHorzScale;
245 uint16_t m_wSubWord;
246 FX_FLOAT m_fFontSize;
247 FX_BOOL m_bInitial;
248 FX_BOOL m_bRichText;
249 CPDF_VariableText::Provider* m_pVTProvider;
250 CPDF_VariableText::Iterator* m_pVTIterator;
251 };
252
253 #endif // CORE_FPDFDOC_INCLUDE_CPDF_VARIABLETEXT_H_
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« core/fpdfdoc/ctypeset.h ('K') | « core/fpdfdoc/doc_vtmodule.cpp ('k') | core/fpdfdoc/include/cpvt_line.h » ('j') | fpdfsdk/fxedit/fxet_edit.cpp » ('J')

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