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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/fpdfapi/fpdf_font/cpdf_simplefont.h" | 7 #include "core/fpdfapi/fpdf_font/cpdf_simplefont.h" |
| 8 | 8 |
| 9 #include "core/fpdfapi/fpdf_font/font_int.h" | 9 #include "core/fpdfapi/fpdf_font/font_int.h" |
| 10 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" | 10 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" |
| 11 #include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h" | 11 #include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h" |
| 12 #include "core/include/fxge/fx_freetype.h" | 12 #include "core/include/fxge/fx_freetype.h" |
| 13 | 13 |
| 14 CPDF_SimpleFont::CPDF_SimpleFont() | 14 CPDF_SimpleFont::CPDF_SimpleFont() |
| 15 : m_pCharNames(nullptr), m_BaseEncoding(PDFFONT_ENCODING_BUILTIN) { | 15 : m_pCharNames(nullptr), m_BaseEncoding(PDFFONT_ENCODING_BUILTIN) { |
| 16 FXSYS_memset(m_CharWidth, 0xff, sizeof m_CharWidth); | 16 FXSYS_memset(m_CharWidth, 0xff, sizeof m_CharWidth); |
| 17 FXSYS_memset(m_GlyphIndex, 0xff, sizeof m_GlyphIndex); | 17 FXSYS_memset(m_GlyphIndex, 0xff, sizeof m_GlyphIndex); |
| 18 FXSYS_memset(m_ExtGID, 0xff, sizeof m_ExtGID); | 18 FXSYS_memset(m_ExtGID, 0xff, sizeof m_ExtGID); |
| 19 } | 19 } |
| 20 | 20 |
| 21 CPDF_SimpleFont::~CPDF_SimpleFont() { | 21 CPDF_SimpleFont::~CPDF_SimpleFont() { |
| 22 delete[] m_pCharNames; | 22 delete[] m_pCharNames; |
| 23 } | 23 } |
| 24 | 24 |
| 25 int CPDF_SimpleFont::GlyphFromCharCode(FX_DWORD charcode, FX_BOOL* pVertGlyph) { | 25 int CPDF_SimpleFont::GlyphFromCharCode(uint32_t charcode, FX_BOOL* pVertGlyph) { |
| 26 if (pVertGlyph) { | 26 if (pVertGlyph) { |
| 27 *pVertGlyph = FALSE; | 27 *pVertGlyph = FALSE; |
| 28 } | 28 } |
| 29 if (charcode > 0xff) { | 29 if (charcode > 0xff) { |
| 30 return -1; | 30 return -1; |
| 31 } | 31 } |
| 32 int index = m_GlyphIndex[(uint8_t)charcode]; | 32 int index = m_GlyphIndex[(uint8_t)charcode]; |
| 33 if (index == 0xffff) { | 33 if (index == 0xffff) { |
| 34 return -1; | 34 return -1; |
| 35 } | 35 } |
| (...skipping 39 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 75 m_CharWidth[charcode] = TT_Width; | 75 m_CharWidth[charcode] = TT_Width; |
| 76 } else if (TT_Width && !IsEmbedded()) { | 76 } else if (TT_Width && !IsEmbedded()) { |
| 77 m_CharBBox[charcode].right = | 77 m_CharBBox[charcode].right = |
| 78 m_CharBBox[charcode].right * m_CharWidth[charcode] / TT_Width; | 78 m_CharBBox[charcode].right * m_CharWidth[charcode] / TT_Width; |
| 79 m_CharBBox[charcode].left = | 79 m_CharBBox[charcode].left = |
| 80 m_CharBBox[charcode].left * m_CharWidth[charcode] / TT_Width; | 80 m_CharBBox[charcode].left * m_CharWidth[charcode] / TT_Width; |
| 81 } | 81 } |
| 82 } | 82 } |
| 83 } | 83 } |
| 84 | 84 |
| 85 int CPDF_SimpleFont::GetCharWidthF(FX_DWORD charcode, int level) { | 85 int CPDF_SimpleFont::GetCharWidthF(uint32_t charcode, int level) { |
| 86 if (charcode > 0xff) { | 86 if (charcode > 0xff) { |
| 87 charcode = 0; | 87 charcode = 0; |
| 88 } | 88 } |
| 89 if (m_CharWidth[charcode] == 0xffff) { | 89 if (m_CharWidth[charcode] == 0xffff) { |
| 90 LoadCharMetrics(charcode); | 90 LoadCharMetrics(charcode); |
| 91 if (m_CharWidth[charcode] == 0xffff) { | 91 if (m_CharWidth[charcode] == 0xffff) { |
| 92 m_CharWidth[charcode] = 0; | 92 m_CharWidth[charcode] = 0; |
| 93 } | 93 } |
| 94 } | 94 } |
| 95 return (int16_t)m_CharWidth[charcode]; | 95 return (int16_t)m_CharWidth[charcode]; |
| 96 } | 96 } |
| 97 | 97 |
| 98 FX_RECT CPDF_SimpleFont::GetCharBBox(FX_DWORD charcode, int level) { | 98 FX_RECT CPDF_SimpleFont::GetCharBBox(uint32_t charcode, int level) { |
| 99 if (charcode > 0xff) | 99 if (charcode > 0xff) |
| 100 charcode = 0; | 100 charcode = 0; |
| 101 | 101 |
| 102 if (m_CharBBox[charcode].left == FX_SMALL_RECT::kInvalid) | 102 if (m_CharBBox[charcode].left == FX_SMALL_RECT::kInvalid) |
| 103 LoadCharMetrics(charcode); | 103 LoadCharMetrics(charcode); |
| 104 | 104 |
| 105 return FX_RECT(m_CharBBox[charcode]); | 105 return FX_RECT(m_CharBBox[charcode]); |
| 106 } | 106 } |
| 107 | 107 |
| 108 FX_BOOL CPDF_SimpleFont::LoadCommon() { | 108 FX_BOOL CPDF_SimpleFont::LoadCommon() { |
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| 197 if (m_Font.GetSubstFont()->m_SubstFlags & FXFONT_SUBST_NONSYMBOL) { | 197 if (m_Font.GetSubstFont()->m_SubstFlags & FXFONT_SUBST_NONSYMBOL) { |
| 198 } | 198 } |
| 199 } | 199 } |
| 200 | 200 |
| 201 FX_BOOL CPDF_SimpleFont::IsUnicodeCompatible() const { | 201 FX_BOOL CPDF_SimpleFont::IsUnicodeCompatible() const { |
| 202 return m_BaseEncoding != PDFFONT_ENCODING_BUILTIN && | 202 return m_BaseEncoding != PDFFONT_ENCODING_BUILTIN && |
| 203 m_BaseEncoding != PDFFONT_ENCODING_ADOBE_SYMBOL && | 203 m_BaseEncoding != PDFFONT_ENCODING_ADOBE_SYMBOL && |
| 204 m_BaseEncoding != PDFFONT_ENCODING_ZAPFDINGBATS; | 204 m_BaseEncoding != PDFFONT_ENCODING_ZAPFDINGBATS; |
| 205 } | 205 } |
| 206 | 206 |
| 207 CFX_WideString CPDF_SimpleFont::UnicodeFromCharCode(FX_DWORD charcode) const { | 207 CFX_WideString CPDF_SimpleFont::UnicodeFromCharCode(uint32_t charcode) const { |
| 208 CFX_WideString unicode = CPDF_Font::UnicodeFromCharCode(charcode); | 208 CFX_WideString unicode = CPDF_Font::UnicodeFromCharCode(charcode); |
| 209 if (!unicode.IsEmpty()) | 209 if (!unicode.IsEmpty()) |
| 210 return unicode; | 210 return unicode; |
| 211 FX_WCHAR ret = m_Encoding.UnicodeFromCharCode((uint8_t)charcode); | 211 FX_WCHAR ret = m_Encoding.UnicodeFromCharCode((uint8_t)charcode); |
| 212 if (ret == 0) | 212 if (ret == 0) |
| 213 return CFX_WideString(); | 213 return CFX_WideString(); |
| 214 return ret; | 214 return ret; |
| 215 } | 215 } |
| 216 | 216 |
| 217 FX_DWORD CPDF_SimpleFont::CharCodeFromUnicode(FX_WCHAR unicode) const { | 217 uint32_t CPDF_SimpleFont::CharCodeFromUnicode(FX_WCHAR unicode) const { |
| 218 FX_DWORD ret = CPDF_Font::CharCodeFromUnicode(unicode); | 218 uint32_t ret = CPDF_Font::CharCodeFromUnicode(unicode); |
| 219 if (ret) | 219 if (ret) |
| 220 return ret; | 220 return ret; |
| 221 return m_Encoding.CharCodeFromUnicode(unicode); | 221 return m_Encoding.CharCodeFromUnicode(unicode); |
| 222 } | 222 } |
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