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// @flow
import defineFunction, {ordargument} from "../defineFunction";
import buildCommon from "../buildCommon";
import * as html from "../buildHTML";
import * as mml from "../buildMathML";
// Non-mathy text, possibly in a font
const textFontFamilies = {
"\\text": undefined, "\\textrm": "textrm", "\\textsf": "textsf",
"\\texttt": "texttt", "\\textnormal": "textrm",
};
const textFontWeights = {
"\\textbf": "textbf",
"\\textmd": "textmd",
};
const textFontShapes = {
"\\textit": "textit",
"\\textup": "textup",
};
const optionsWithFont = (group, options) => {
const font = group.font;
// Checks if the argument is a font family or a font style.
if (!font) {
return options;
} else if (textFontFamilies[font]) {
return options.withTextFontFamily(textFontFamilies[font]);
} else if (textFontWeights[font]) {
return options.withTextFontWeight(textFontWeights[font]);
} else {
return options.withTextFontShape(textFontShapes[font]);
}
};
defineFunction({
type: "text",
names: [
// Font families
"\\text", "\\textrm", "\\textsf", "\\texttt", "\\textnormal",
// Font weights
"\\textbf", "\\textmd",
// Font Shapes
"\\textit", "\\textup",
],
props: {
numArgs: 1,
argTypes: ["text"],
allowedInArgument: true,
allowedInText: true,
},
handler({parser, funcName}, args) {
const body = args[0];
return {
type: "text",
mode: parser.mode,
body: ordargument(body),
font: funcName,
};
},
htmlBuilder(group, options) {
const newOptions = optionsWithFont(group, options);
const inner = html.buildExpression(group.body, newOptions, true);
return buildCommon.makeSpan(["mord", "text"], inner, newOptions);
},
mathmlBuilder(group, options) {
const newOptions = optionsWithFont(group, options);
return mml.buildExpressionRow(group.body, newOptions);
},
});
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