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Side by Side Diff: core/fpdfapi/font/fpdf_font_cid.cpp

Issue 2611413002: Remove CFX_ArrayTemplate from fpdfapi (Closed)
Patch Set: comment Created 3 years, 11 months ago
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1 // Copyright 2014 PDFium Authors. All rights reserved. 1 // Copyright 2014 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/font/font_int.h" 7 #include "core/fpdfapi/font/font_int.h"
8 8
9 #include "core/fpdfapi/cmaps/cmap_int.h" 9 #include "core/fpdfapi/cmaps/cmap_int.h"
10 #include "core/fpdfapi/cpdf_modulemgr.h" 10 #include "core/fpdfapi/cpdf_modulemgr.h"
11 #include "core/fpdfapi/font/ttgsubtable.h" 11 #include "core/fpdfapi/font/ttgsubtable.h"
12 #include "core/fpdfapi/page/cpdf_pagemodule.h" 12 #include "core/fpdfapi/page/cpdf_pagemodule.h"
13 #include "core/fpdfapi/parser/cpdf_array.h" 13 #include "core/fpdfapi/parser/cpdf_array.h"
14 #include "core/fpdfapi/parser/cpdf_dictionary.h" 14 #include "core/fpdfapi/parser/cpdf_dictionary.h"
15 #include "core/fpdfapi/parser/cpdf_simple_parser.h" 15 #include "core/fpdfapi/parser/cpdf_simple_parser.h"
16 #include "core/fxcrt/fx_ext.h" 16 #include "core/fxcrt/fx_ext.h"
17 #include "core/fxge/fx_freetype.h" 17 #include "core/fxge/fx_freetype.h"
18 #include "third_party/base/stl_util.h"
18 19
19 namespace { 20 namespace {
20 21
21 const FX_CHAR* const g_CharsetNames[CIDSET_NUM_SETS] = { 22 const FX_CHAR* const g_CharsetNames[CIDSET_NUM_SETS] = {
22 nullptr, "GB1", "CNS1", "Japan1", "Korea1", "UCS"}; 23 nullptr, "GB1", "CNS1", "Japan1", "Korea1", "UCS"};
23 24
24 class CPDF_PredefinedCMap { 25 class CPDF_PredefinedCMap {
25 public: 26 public:
26 const FX_CHAR* m_pName; 27 const FX_CHAR* m_pName;
27 CIDSet m_Charset; 28 CIDSet m_Charset;
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396 } else if (m_Status == 4) { 397 } else if (m_Status == 4) {
397 m_pCMap->m_Charset = CharsetFromOrdering(CMap_GetString(word)); 398 m_pCMap->m_Charset = CharsetFromOrdering(CMap_GetString(word));
398 m_Status = 0; 399 m_Status = 0;
399 } else if (m_Status == 5) { 400 } else if (m_Status == 5) {
400 m_Status = 0; 401 m_Status = 0;
401 } else if (m_Status == 6) { 402 } else if (m_Status == 6) {
402 m_pCMap->m_bVertical = CMap_GetCode(word) != 0; 403 m_pCMap->m_bVertical = CMap_GetCode(word) != 0;
403 m_Status = 0; 404 m_Status = 0;
404 } else if (m_Status == 7) { 405 } else if (m_Status == 7) {
405 if (word == "endcodespacerange") { 406 if (word == "endcodespacerange") {
406 int nSegs = m_CodeRanges.GetSize(); 407 uint32_t nSegs = pdfium::CollectionSize<uint32_t>(m_CodeRanges);
407 if (nSegs > 1) { 408 if (nSegs > 1) {
408 m_pCMap->m_CodingScheme = CPDF_CMap::MixedFourBytes; 409 m_pCMap->m_CodingScheme = CPDF_CMap::MixedFourBytes;
409 m_pCMap->m_nCodeRanges = nSegs; 410 m_pCMap->m_nCodeRanges = nSegs;
410 FX_Free(m_pCMap->m_pLeadingBytes); 411 FX_Free(m_pCMap->m_pLeadingBytes);
411 m_pCMap->m_pLeadingBytes = 412 m_pCMap->m_pLeadingBytes =
412 FX_Alloc2D(uint8_t, nSegs, sizeof(CMap_CodeRange)); 413 FX_Alloc2D(uint8_t, nSegs, sizeof(CMap_CodeRange));
413 FXSYS_memcpy(m_pCMap->m_pLeadingBytes, m_CodeRanges.GetData(), 414 FXSYS_memcpy(m_pCMap->m_pLeadingBytes, m_CodeRanges.data(),
414 nSegs * sizeof(CMap_CodeRange)); 415 nSegs * sizeof(CMap_CodeRange));
415 } else if (nSegs == 1) { 416 } else if (nSegs == 1) {
416 m_pCMap->m_CodingScheme = (m_CodeRanges[0].m_CharSize == 2) 417 m_pCMap->m_CodingScheme = (m_CodeRanges[0].m_CharSize == 2)
417 ? CPDF_CMap::TwoBytes 418 ? CPDF_CMap::TwoBytes
418 : CPDF_CMap::OneByte; 419 : CPDF_CMap::OneByte;
419 } 420 }
420 m_Status = 0; 421 m_Status = 0;
421 } else { 422 } else {
422 if (word.GetLength() == 0 || word.GetAt(0) != '<') { 423 if (word.GetLength() == 0 || word.GetAt(0) != '<') {
423 return; 424 return;
424 } 425 }
425 if (m_CodeSeq % 2) { 426 if (m_CodeSeq % 2) {
426 CMap_CodeRange range; 427 CMap_CodeRange range;
427 if (CMap_GetCodeRange(range, m_LastWord.AsStringC(), word)) { 428 if (CMap_GetCodeRange(range, m_LastWord.AsStringC(), word))
428 m_CodeRanges.Add(range); 429 m_CodeRanges.push_back(range);
429 }
430 } 430 }
431 m_CodeSeq++; 431 m_CodeSeq++;
432 } 432 }
433 } 433 }
434 m_LastWord = word; 434 m_LastWord = word;
435 } 435 }
436 436
437 // Static. 437 // Static.
438 uint32_t CPDF_CMapParser::CMap_GetCode(const CFX_ByteStringC& word) { 438 uint32_t CPDF_CMapParser::CMap_GetCode(const CFX_ByteStringC& word) {
439 pdfium::base::CheckedNumeric<uint32_t> num = 0; 439 pdfium::base::CheckedNumeric<uint32_t> num = 0;
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774 m_EmbeddedCount = pFontGlobals->m_EmbeddedToUnicodes[charset].m_Count; 774 m_EmbeddedCount = pFontGlobals->m_EmbeddedToUnicodes[charset].m_Count;
775 } 775 }
776 776
777 CIDSet CharsetFromOrdering(const CFX_ByteStringC& ordering) { 777 CIDSet CharsetFromOrdering(const CFX_ByteStringC& ordering) {
778 for (size_t charset = 1; charset < FX_ArraySize(g_CharsetNames); ++charset) { 778 for (size_t charset = 1; charset < FX_ArraySize(g_CharsetNames); ++charset) {
779 if (ordering == g_CharsetNames[charset]) 779 if (ordering == g_CharsetNames[charset])
780 return CIDSetFromSizeT(charset); 780 return CIDSetFromSizeT(charset);
781 } 781 }
782 return CIDSET_UNKNOWN; 782 return CIDSET_UNKNOWN;
783 } 783 }
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