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MathML: refactor the XArrow mappings as maps.

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This commit is contained in:
Thibaut Cuvelier 2021-12-08 01:53:56 +01:00
parent f0bf41f574
commit e5eef14414
1 changed files with 58 additions and 100 deletions
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158
src/mathed/InsetMathXArrow.cpp
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@ -84,84 +84,68 @@ void InsetMathXArrow::normalize(NormalStream & os) const
} }
static std::map<string, string> latex_to_html_entities = {
{"xleftarrow", "&larr;"},
{"xrightarrow", "&rarr;"},
{"xhookleftarrow", "&larrhk;"},
{"xhookrightarrow", "&rarrhk;"},
{"xLeftarrow", "&lArr;"},
{"xRightarrow", "&rArr;"},
{"xleftrightarrow", "&leftrightarrow;"},
{"xLeftrightarrow", "&Leftrightarrow;"},
{"xleftharpoondown", "&leftharpoondown;"},
{"xleftharpoonup", "&leftharpoonup;"},
{"xleftrightharpoons", "&leftrightharpoons;"},
{"xrightharpoondown", "&rightharpoondown;"},
{"xrightharpoonup", "&rightharpoonup;"},
{"xrightleftharpoons", "&rightleftharpoons;"},
{"xmapsto", "&mapsto;"},
};
static std::map<string, string> latex_to_xml_entities = {
{"xleftarrow", "&#x2190;"},
{"xrightarrow", "&#x2192;"},
{"xhookleftarrow", "&#x21a9;"},
{"xhookrightarrow", "&#x21aa;"},
{"xLeftarrow", "&#x21d0;"},
{"xRightarrow", "&#x21d2;"},
{"xleftrightarrow", "&#x2194;"},
{"xLeftrightarrow", "&#x21d4;"},
{"xleftharpoondown", "&#x21bd;"},
{"xleftharpoonup", "&#x21bc;"},
{"xleftrightharpoons", "&#x21cb;"},
{"xrightharpoondown", "&#x21c1;"},
{"xrightharpoonup", "&#x21c0;"},
{"xrightleftharpoons", "&#x21cc;"},
{"xmapsto", "&#x21a6;"},
};
void InsetMathXArrow::mathmlize(MathMLStream & ms) const void InsetMathXArrow::mathmlize(MathMLStream & ms) const
{ {
char const * arrow; std::string arrow;
if (!ms.xmlMode()) { // Use HTML entities. if (!ms.xmlMode()) { // Use HTML entities.
if (name_ == "xleftarrow") auto mapping = latex_to_html_entities.find(to_ascii(name_));
arrow = "&larr;"; if (mapping != latex_to_html_entities.end()) {
else if (name_ == "xrightarrow") arrow = mapping->second;
arrow = "&rarr;"; } else {
else if (name_ == "xhookleftarrow")
arrow = "&larrhk;";
else if (name_ == "xhookrightarrow")
arrow = "&rarrhk;";
else if (name_ == "xLeftarrow")
arrow = "&lArr;";
else if (name_ == "xRightarrow")
arrow = "&rArr;";
else if (name_ == "xleftrightarrow")
arrow = "&leftrightarrow;";
else if (name_ == "xLeftrightarrow")
arrow = "&Leftrightarrow;";
else if (name_ == "xleftharpoondown")
arrow = "&leftharpoondown;";
else if (name_ == "xleftharpoonup")
arrow = "&leftharpoonup;";
else if (name_ == "xleftrightharpoons")
arrow = "&leftrightharpoons;";
else if (name_ == "xrightharpoondown")
arrow = "&rightharpoondown;";
else if (name_ == "xrightharpoonup")
arrow = "&rightharpoonup;";
else if (name_ == "xrightleftharpoons")
arrow = "&rightleftharpoons;";
else if (name_ == "xmapsto")
arrow = "&mapsto;";
else {
lyxerr << "mathmlize conversion for '" << name_ << "' not implemented" << endl; lyxerr << "mathmlize conversion for '" << name_ << "' not implemented" << endl;
LASSERT(false, arrow = "&rarr;"); LASSERT(false, arrow = latex_to_html_entities["xrightarrow"]);
} }
} else { // Use XML entities. } else { // Use XML entities.
if (name_ == "xleftarrow") auto mapping = latex_to_xml_entities.find(to_ascii(name_));
arrow = "&#x2190;"; if (mapping != latex_to_xml_entities.end()) {
else if (name_ == "xrightarrow") arrow = mapping->second;
arrow = "&#x2192;"; } else {
else if (name_ == "xhookleftarrow")
arrow = "&#x21a9;";
else if (name_ == "xhookrightarrow")
arrow = "&#x21aa;";
else if (name_ == "xLeftarrow")
arrow = "&#x21d0;";
else if (name_ == "xRightarrow")
arrow = "&#x21d2;";
else if (name_ == "xleftrightarrow")
arrow = "&#x2194;";
else if (name_ == "xLeftrightarrow")
arrow = "&#x21d4;";
else if (name_ == "xleftharpoondown")
arrow = "&#x21bd;";
else if (name_ == "xleftharpoonup")
arrow = "&#x21bc;";
else if (name_ == "xleftrightharpoons")
arrow = "&#x21cb;";
else if (name_ == "xrightharpoondown")
arrow = "&#x21c1;";
else if (name_ == "xrightharpoonup")
arrow = "&#x21c0;";
else if (name_ == "xrightleftharpoons")
arrow = "&#x21cc;";
else if (name_ == "xmapsto")
arrow = "&#x21a6;";
else {
lyxerr << "mathmlize XML conversion for '" << name_ << "' not implemented" << endl; lyxerr << "mathmlize XML conversion for '" << name_ << "' not implemented" << endl;
LASSERT(false, arrow = "&#x2192;"); LASSERT(false, arrow = latex_to_xml_entities["xrightarrow"]);
} }
} }
ms << "<" << from_ascii(ms.namespacedTag("munderover")) << " accent='false' accentunder='false'>" ms << "<" << from_ascii(ms.namespacedTag("munderover")) << " accent='false' accentunder='false'>"
<< MTagInline("mo") << arrow << ETagInline("mo") << MTagInline("mo") << from_ascii(arrow) << ETagInline("mo")
<< cell(1) << cell(0) << cell(1) << cell(0)
<< "</" << from_ascii(ms.namespacedTag("munderover"))<< ">"; << "</" << from_ascii(ms.namespacedTag("munderover"))<< ">";
} }
@ -169,45 +153,19 @@ void InsetMathXArrow::mathmlize(MathMLStream & ms) const
void InsetMathXArrow::htmlize(HtmlStream & os) const void InsetMathXArrow::htmlize(HtmlStream & os) const
{ {
char const * arrow; string arrow;
if (name_ == "xleftarrow") auto mapping = latex_to_html_entities.find(to_ascii(name_));
arrow = "&larr;"; if (mapping != latex_to_html_entities.end()) {
else if (name_ == "xrightarrow") arrow = mapping->second;
arrow = "&rarr;"; } else {
else if (name_ == "xhookleftarrow")
arrow = "&larrhk;";
else if (name_ == "xhookrightarrow")
arrow = "&rarrhk;";
else if (name_ == "xLeftarrow")
arrow = "&lArr;";
else if (name_ == "xRightarrow")
arrow = "&rArr;";
else if (name_ == "xleftrightarrow")
arrow = "&leftrightarrow;";
else if (name_ == "xLeftrightarrow")
arrow = "&Leftrightarrow;";
else if (name_ == "xleftharpoondown")
arrow = "&leftharpoondown;";
else if (name_ == "xleftharpoonup")
arrow = "&leftharpoonup;";
else if (name_ == "xleftrightharpoons")
arrow = "&leftrightharpoons;";
else if (name_ == "xrightharpoondown")
arrow = "&rightharpoondown;";
else if (name_ == "xrightharpoonup")
arrow = "&rightharpoonup;";
else if (name_ == "xrightleftharpoons")
arrow = "&rightleftharpoons;";
else if (name_ == "xmapsto")
arrow = "&mapsto;";
else {
lyxerr << "htmlize conversion for '" << name_ << "' not implemented" << endl; lyxerr << "htmlize conversion for '" << name_ << "' not implemented" << endl;
LASSERT(false, arrow = "&rarr;"); LASSERT(false, arrow = latex_to_html_entities["xrightarrow"]);
} }
os << MTag("span", "class='xarrow'") os << MTag("span", "class='xarrow'")
<< MTag("span", "class='xatop'") << cell(0) << ETag("span") << MTag("span", "class='xatop'") << cell(0) << ETag("span")
<< MTag("span", "class='xabottom'") << arrow << ETag("span") << MTag("span", "class='xabottom'") << from_ascii(arrow) << ETag("span")
<< ETag("span"); << ETag("span");
} }