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1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
| 7 #include "core/fpdfdoc/include/cpdf_variabletext.h" |
| 8 |
7 #include "core/fpdfapi/fpdf_font/include/cpdf_font.h" | 9 #include "core/fpdfapi/fpdf_font/include/cpdf_font.h" |
8 #include "core/fpdfdoc/cpvt_wordinfo.h" | 10 #include "core/fpdfdoc/cpvt_wordinfo.h" |
9 #include "core/fpdfdoc/csection.h" | 11 #include "core/fpdfdoc/csection.h" |
10 #include "core/fpdfdoc/include/cpdf_variabletext.h" | |
11 #include "core/fpdfdoc/include/cpvt_section.h" | 12 #include "core/fpdfdoc/include/cpvt_section.h" |
12 #include "core/fpdfdoc/include/cpvt_word.h" | 13 #include "core/fpdfdoc/include/cpvt_word.h" |
13 #include "core/fpdfdoc/include/ipvt_fontmap.h" | 14 #include "core/fpdfdoc/include/ipvt_fontmap.h" |
14 | 15 |
15 namespace { | 16 namespace { |
16 | 17 |
17 const float kDefaultFontSize = 18.0f; | 18 const float kDefaultFontSize = 18.0f; |
18 const float kFontScale = 0.001f; | 19 const float kFontScale = 0.001f; |
19 const uint8_t kReturnLength = 1; | 20 const uint8_t kReturnLength = 1; |
20 const float kScalePercent = 0.01f; | 21 const float kScalePercent = 0.01f; |
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63 return 0; | 64 return 0; |
64 } | 65 } |
65 if (CPDF_Font* pSysFont = m_pFontMap->GetPDFFont(1)) { | 66 if (CPDF_Font* pSysFont = m_pFontMap->GetPDFFont(1)) { |
66 if (pSysFont->CharCodeFromUnicode(word) != CPDF_Font::kInvalidCharCode) | 67 if (pSysFont->CharCodeFromUnicode(word) != CPDF_Font::kInvalidCharCode) |
67 return 1; | 68 return 1; |
68 } | 69 } |
69 return -1; | 70 return -1; |
70 } | 71 } |
71 | 72 |
72 FX_BOOL CPDF_VariableText::Provider::IsLatinWord(uint16_t word) { | 73 FX_BOOL CPDF_VariableText::Provider::IsLatinWord(uint16_t word) { |
73 if ((word >= 0x61 && word <= 0x7A) || (word >= 0x41 && word <= 0x5A) || | 74 return (word >= 0x61 && word <= 0x7A) || (word >= 0x41 && word <= 0x5A) || |
74 word == 0x2D || word == 0x27) { | 75 word == 0x2D || word == 0x27; |
75 return TRUE; | |
76 } | |
77 return FALSE; | |
78 } | 76 } |
79 | 77 |
80 int32_t CPDF_VariableText::Provider::GetDefaultFontIndex() { | 78 int32_t CPDF_VariableText::Provider::GetDefaultFontIndex() { |
81 return 0; | 79 return 0; |
82 } | 80 } |
83 | 81 |
84 CPDF_VariableText::Iterator::Iterator(CPDF_VariableText* pVT) | 82 CPDF_VariableText::Iterator::Iterator(CPDF_VariableText* pVT) |
85 : m_CurPos(-1, -1, -1), m_pVT(pVT) {} | 83 : m_CurPos(-1, -1, -1), m_pVT(pVT) {} |
86 | 84 |
87 CPDF_VariableText::Iterator::~Iterator() {} | 85 CPDF_VariableText::Iterator::~Iterator() {} |
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1046 continue; | 1044 continue; |
1047 } else { | 1045 } else { |
1048 nLeft = nMid + 1; | 1046 nLeft = nMid + 1; |
1049 nMid = (nLeft + nRight) / 2; | 1047 nMid = (nLeft + nRight) / 2; |
1050 continue; | 1048 continue; |
1051 } | 1049 } |
1052 } | 1050 } |
1053 return (FX_FLOAT)gFontSizeSteps[nMid]; | 1051 return (FX_FLOAT)gFontSizeSteps[nMid]; |
1054 } | 1052 } |
1055 | 1053 |
1056 FX_BOOL CPDF_VariableText::IsBigger(FX_FLOAT fFontSize) { | 1054 bool CPDF_VariableText::IsBigger(FX_FLOAT fFontSize) const { |
1057 FX_BOOL bBigger = FALSE; | 1055 CFX_SizeF szTotal; |
1058 CPVT_Size szTotal; | |
1059 for (int32_t s = 0, sz = m_SectionArray.GetSize(); s < sz; s++) { | 1056 for (int32_t s = 0, sz = m_SectionArray.GetSize(); s < sz; s++) { |
1060 if (CSection* pSection = m_SectionArray.GetAt(s)) { | 1057 if (CSection* pSection = m_SectionArray.GetAt(s)) { |
1061 CPVT_Size size = pSection->GetSectionSize(fFontSize); | 1058 CFX_SizeF size = pSection->GetSectionSize(fFontSize); |
1062 szTotal.x = std::max(size.x, szTotal.x); | 1059 szTotal.x = std::max(size.x, szTotal.x); |
1063 szTotal.y += size.y; | 1060 szTotal.y += size.y; |
1064 if (IsFloatBigger(szTotal.x, GetPlateWidth()) || | 1061 if (IsFloatBigger(szTotal.x, GetPlateWidth()) || |
1065 IsFloatBigger(szTotal.y, GetPlateHeight())) { | 1062 IsFloatBigger(szTotal.y, GetPlateHeight())) { |
1066 bBigger = TRUE; | 1063 return true; |
1067 break; | |
1068 } | 1064 } |
1069 } | 1065 } |
1070 } | 1066 } |
1071 return bBigger; | 1067 return false; |
1072 } | 1068 } |
1073 | 1069 |
1074 CPVT_FloatRect CPDF_VariableText::RearrangeSections( | 1070 CPVT_FloatRect CPDF_VariableText::RearrangeSections( |
1075 const CPVT_WordRange& PlaceRange) { | 1071 const CPVT_WordRange& PlaceRange) { |
1076 CPVT_WordPlace place; | 1072 CPVT_WordPlace place; |
1077 FX_FLOAT fPosY = 0; | 1073 FX_FLOAT fPosY = 0; |
1078 FX_FLOAT fOldHeight; | 1074 FX_FLOAT fOldHeight; |
1079 int32_t nSSecIndex = PlaceRange.BeginPos.nSecIndex; | 1075 int32_t nSSecIndex = PlaceRange.BeginPos.nSecIndex; |
1080 int32_t nESecIndex = PlaceRange.EndPos.nSecIndex; | 1076 int32_t nESecIndex = PlaceRange.EndPos.nSecIndex; |
1081 CPVT_FloatRect rcRet; | 1077 CPVT_FloatRect rcRet; |
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1152 m_pVTIterator = new CPDF_VariableText::Iterator(this); | 1148 m_pVTIterator = new CPDF_VariableText::Iterator(this); |
1153 return m_pVTIterator; | 1149 return m_pVTIterator; |
1154 } | 1150 } |
1155 | 1151 |
1156 CPDF_VariableText::Provider* CPDF_VariableText::SetProvider( | 1152 CPDF_VariableText::Provider* CPDF_VariableText::SetProvider( |
1157 CPDF_VariableText::Provider* pProvider) { | 1153 CPDF_VariableText::Provider* pProvider) { |
1158 CPDF_VariableText::Provider* pOld = m_pVTProvider; | 1154 CPDF_VariableText::Provider* pOld = m_pVTProvider; |
1159 m_pVTProvider = pProvider; | 1155 m_pVTProvider = pProvider; |
1160 return pOld; | 1156 return pOld; |
1161 } | 1157 } |
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