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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_SymbolDict.h"
#include "../../../include/fxcrt/fx_memory.h"
#include "JBig2_Image.h"
CJBig2_SymbolDict::CJBig2_SymbolDict() {
SDNUMEXSYMS = 0;
SDEXSYMS = NULL;
m_bContextRetained = FALSE;
m_gbContext = m_grContext = NULL;
}
nonstd::unique_ptr<CJBig2_SymbolDict> CJBig2_SymbolDict::DeepCopy() const {
nonstd::unique_ptr<CJBig2_SymbolDict> dst;
const CJBig2_SymbolDict* src = this;
if (src->m_bContextRetained || src->m_gbContext || src->m_grContext)
return dst;
dst.reset(new CJBig2_SymbolDict);
dst->SDNUMEXSYMS = src->SDNUMEXSYMS;
dst->SDEXSYMS = FX_Alloc(CJBig2_Image*, src->SDNUMEXSYMS);
for (FX_DWORD i = 0; i < src->SDNUMEXSYMS; ++i) {
if (src->SDEXSYMS[i]) {
dst->SDEXSYMS[i] = new CJBig2_Image(*(src->SDEXSYMS[i]));
} else {
dst->SDEXSYMS[i] = NULL;
}
}
return dst;
}
CJBig2_SymbolDict::~CJBig2_SymbolDict() {
if (SDEXSYMS) {
for (FX_DWORD i = 0; i < SDNUMEXSYMS; i++) {
delete SDEXSYMS[i];
}
FX_Free(SDEXSYMS);
}
if (m_bContextRetained) {
FX_Free(m_gbContext);
FX_Free(m_grContext);
}
}
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