WideString CBC_OnedCode128Writer::FilterContents(WideStringView contents) {
const wchar_t limit = m_codeFormat == BC_CODE128_B ? 126 : 106;
WideString filtered;
filtered.Reserve(contents.GetLength());
for (size_t i = 0; i < contents.GetLength(); i++) {
wchar_t ch = contents[i];
if (ch > 175) {
i++;
continue;
}
if (ch >= 32 && ch <= limit)
filtered += ch;
}
return filtered;
}
bool CPDF_TextPage::IsHyphen(wchar_t curChar) const {
WideStringView curText = m_TempTextBuf.AsStringView();
if (curText.IsEmpty())
curText = m_TextBuf.AsStringView();
if (curText.IsEmpty())
return false;
auto iter = curText.rbegin();
for (; (iter + 1) != curText.rend() && *iter == 0x20; ++iter) {
// Do nothing
}
if (!IsHyphenCode(*iter))
return false;
if ((iter + 1) != curText.rend()) {
iter++;
if (FXSYS_iswalpha(*iter) && FXSYS_iswalnum(curChar))
return true;
}
const PAGECHAR_INFO* pPrevCharInfo = GetPrevCharInfo();
return pPrevCharInfo && pPrevCharInfo->m_Flag == FPDFTEXT_CHAR_PIECE &&
IsHyphenCode(pPrevCharInfo->m_Unicode);
}
bool CBC_Code39::Encode(WideStringView contents) {
if (contents.IsEmpty())
return false;
BCFORMAT format = BCFORMAT_CODE_39;
int32_t outWidth = 0;
int32_t outHeight = 0;
auto* pWriter = GetOnedCode39Writer();
WideString filtercontents = pWriter->FilterContents(contents);
m_renderContents = pWriter->RenderTextContents(contents);
ByteString byteString = filtercontents.ToUTF8();
std::unique_ptr<uint8_t, FxFreeDeleter> data(
pWriter->Encode(byteString, format, outWidth, outHeight));
return data && pWriter->RenderResult(m_renderContents.AsStringView(),
data.get(), outWidth);
}
CFX_CSSSyntaxStatus CFX_CSSStyleSheet::LoadStyleRule(
CFX_CSSSyntaxParser* pSyntax,
std::vector<std::unique_ptr<CFX_CSSStyleRule>>* ruleArray) {
std::vector<std::unique_ptr<CFX_CSSSelector>> selectors;
CFX_CSSStyleRule* pStyleRule = nullptr;
int32_t iValueLen = 0;
const CFX_CSSData::Property* property = nullptr;
WideString wsName;
while (1) {
switch (pSyntax->DoSyntaxParse()) {
case CFX_CSSSyntaxStatus::Selector: {
WideStringView strValue = pSyntax->GetCurrentString();
auto pSelector = CFX_CSSSelector::FromString(strValue);
if (pSelector)
selectors.push_back(std::move(pSelector));
break;
}
case CFX_CSSSyntaxStatus::PropertyName: {
WideStringView strValue = pSyntax->GetCurrentString();
property = CFX_CSSData::GetPropertyByName(strValue);
if (!property)
wsName = WideString(strValue);
break;
}
case CFX_CSSSyntaxStatus::PropertyValue: {
if (property || iValueLen > 0) {
WideStringView strValue = pSyntax->GetCurrentString();
auto* decl = pStyleRule->GetDeclaration();
if (!strValue.IsEmpty()) {
if (property) {
decl->AddProperty(property, strValue);
} else {
decl->AddProperty(wsName, WideString(strValue));
}
}
}
break;
}
case CFX_CSSSyntaxStatus::DeclOpen: {
if (!pStyleRule && !selectors.empty()) {
auto rule = pdfium::MakeUnique<CFX_CSSStyleRule>();
pStyleRule = rule.get();
pStyleRule->SetSelector(&selectors);
ruleArray->push_back(std::move(rule));
} else {
SkipRuleSet(pSyntax);
return CFX_CSSSyntaxStatus::None;
}
break;
}
case CFX_CSSSyntaxStatus::DeclClose: {
if (pStyleRule && pStyleRule->GetDeclaration()->empty()) {
ruleArray->pop_back();
pStyleRule = nullptr;
}
return CFX_CSSSyntaxStatus::None;
}
case CFX_CSSSyntaxStatus::EOS:
return CFX_CSSSyntaxStatus::EOS;
case CFX_CSSSyntaxStatus::Error:
default:
return CFX_CSSSyntaxStatus::Error;
}
}
}
