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// 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);
}
}
}
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