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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 "JBig2_SymbolDict.h" | 7 #include "JBig2_SymbolDict.h" |
| 8 CJBig2_SymbolDict::CJBig2_SymbolDict() | 8 CJBig2_SymbolDict::CJBig2_SymbolDict() { |
| 9 { | 9 SDNUMEXSYMS = 0; |
| 10 SDNUMEXSYMS = 0; | 10 SDEXSYMS = NULL; |
| 11 SDEXSYMS = NULL; | 11 m_bContextRetained = FALSE; |
| 12 m_bContextRetained = FALSE; | 12 m_gbContext = m_grContext = NULL; |
| 13 m_gbContext = m_grContext = NULL; | |
| 14 } | 13 } |
| 15 | 14 |
| 16 CJBig2_SymbolDict *CJBig2_SymbolDict::DeepCopy() | 15 CJBig2_SymbolDict* CJBig2_SymbolDict::DeepCopy() { |
| 17 { | 16 CJBig2_SymbolDict* dst = NULL; |
| 18 CJBig2_SymbolDict *dst = NULL; | 17 CJBig2_SymbolDict* src = this; |
| 19 CJBig2_SymbolDict *src = this; | 18 if (src->m_bContextRetained || src->m_gbContext || src->m_grContext) { |
| 20 if (src->m_bContextRetained || | 19 return NULL; |
| 21 src->m_gbContext || | 20 } |
| 22 src->m_grContext) { | 21 JBIG2_ALLOC(dst, CJBig2_SymbolDict()); |
| 23 return NULL; | 22 dst->SDNUMEXSYMS = src->SDNUMEXSYMS; |
| 23 dst->SDEXSYMS = (CJBig2_Image**)m_pModule->JBig2_Malloc2( |
| 24 sizeof(CJBig2_Image*), src->SDNUMEXSYMS); |
| 25 for (FX_DWORD i = 0; i < src->SDNUMEXSYMS; i++) { |
| 26 if (src->SDEXSYMS[i]) { |
| 27 JBIG2_ALLOC(dst->SDEXSYMS[i], CJBig2_Image(*(src->SDEXSYMS[i]))); |
| 28 } else { |
| 29 dst->SDEXSYMS[i] = NULL; |
| 24 } | 30 } |
| 25 JBIG2_ALLOC(dst, CJBig2_SymbolDict()); | 31 } |
| 26 dst->SDNUMEXSYMS = src->SDNUMEXSYMS; | 32 return dst; |
| 27 dst->SDEXSYMS = (CJBig2_Image**)m_pModule->JBig2_Malloc2( | |
| 28 sizeof(CJBig2_Image*), src->SDNUMEXSYMS); | |
| 29 for(FX_DWORD i = 0; i < src->SDNUMEXSYMS; i++) { | |
| 30 if (src->SDEXSYMS[i]) { | |
| 31 JBIG2_ALLOC(dst->SDEXSYMS[i], | |
| 32 CJBig2_Image(*(src->SDEXSYMS[i]))); | |
| 33 } else { | |
| 34 dst->SDEXSYMS[i] = NULL; | |
| 35 } | |
| 36 } | |
| 37 return dst; | |
| 38 } | 33 } |
| 39 | 34 |
| 40 CJBig2_SymbolDict::~CJBig2_SymbolDict() | 35 CJBig2_SymbolDict::~CJBig2_SymbolDict() { |
| 41 { | 36 if (SDEXSYMS) { |
| 42 if(SDEXSYMS) { | 37 for (FX_DWORD i = 0; i < SDNUMEXSYMS; i++) { |
| 43 for(FX_DWORD i = 0; i < SDNUMEXSYMS; i++) { | 38 delete SDEXSYMS[i]; |
| 44 delete SDEXSYMS[i]; | |
| 45 } | |
| 46 m_pModule->JBig2_Free(SDEXSYMS); | |
| 47 } | 39 } |
| 48 if(m_bContextRetained) { | 40 m_pModule->JBig2_Free(SDEXSYMS); |
| 49 if(m_gbContext) { | 41 } |
| 50 m_pModule->JBig2_Free(m_gbContext); | 42 if (m_bContextRetained) { |
| 51 } | 43 if (m_gbContext) { |
| 52 if(m_grContext) { | 44 m_pModule->JBig2_Free(m_gbContext); |
| 53 m_pModule->JBig2_Free(m_grContext); | |
| 54 } | |
| 55 } | 45 } |
| 46 if (m_grContext) { |
| 47 m_pModule->JBig2_Free(m_grContext); |
| 48 } |
| 49 } |
| 56 } | 50 } |
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