// Copyright 2014 PDFium Authors. All rights reserved. | |
// Use of this source code is governed by a BSD-style license that can be | |
// found in the LICENSE file. | |
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
#include "JBig2_Segment.h" | |
CJBig2_Segment::CJBig2_Segment() | |
{ | |
init(); | |
} | |
CJBig2_Segment::~CJBig2_Segment() | |
{ | |
clean(); | |
} | |
void CJBig2_Segment::init() | |
{ | |
m_dwNumber = 0; | |
m_cFlags.c = 0; | |
m_nReferred_to_segment_count = 0; | |
m_pReferred_to_segment_numbers = NULL; | |
m_dwPage_association = 0; | |
m_dwData_length = 0; | |
m_dwHeader_Length = 0; | |
m_pData = NULL; | |
m_State = JBIG2_SEGMENT_HEADER_UNPARSED; | |
m_nResultType = JBIG2_VOID_POINTER; | |
m_Result.vd = NULL; | |
} | |
void CJBig2_Segment::clean() | |
{ | |
if(m_pReferred_to_segment_numbers) { | |
m_pModule->JBig2_Free(m_pReferred_to_segment_numbers); | |
} | |
if(m_Result.vd) { | |
switch(m_nResultType) { | |
case JBIG2_IMAGE_POINTER: | |
delete m_Result.im; | |
break; | |
case JBIG2_SYMBOL_DICT_POINTER: | |
delete m_Result.sd; | |
break; | |
case JBIG2_PATTERN_DICT_POINTER: | |
delete m_Result.pd; | |
break; | |
case JBIG2_HUFFMAN_TABLE_POINTER: | |
delete m_Result.ht; | |
break; | |
default: | |
m_pModule->JBig2_Free(m_Result.vd); | |
} | |
} | |
} |