Brunobkr/llama.cpp_AlgMor24_github

1import defineFunction from "../defineFunction";2import {makeVList} from "../buildCommon";3import {MathNode} from "../mathMLTree";4 5import * as html from "../buildHTML";6import * as mml from "../buildMathML";7 8// \vcenter:  Vertically center the argument group on the math axis.9 10defineFunction({11    type: "vcenter",12    names: ["\\vcenter"],13    props: {14        numArgs: 1,15        argTypes: ["original"], // In LaTeX, \vcenter can act only on a box.16        allowedInText: false,17    },18    handler({parser}, args) {19        return {20            type: "vcenter",21            mode: parser.mode,22            body: args[0],23        };24    },25    htmlBuilder(group, options) {26        const body = html.buildGroup(group.body, options);27        const axisHeight = options.fontMetrics().axisHeight;28        const dy = 0.5 * ((body.height - axisHeight) - (body.depth + axisHeight));29        return makeVList({30            positionType: "shift",31            positionData: dy,32            children: [{type: "elem", elem: body}],33        }, options);34    },35    mathmlBuilder(group, options) {36        // There is no way to do this in MathML.37        // Write a class as a breadcrumb in case some post-processor wants38        // to perform a vcenter adjustment.39        // Wrap in mrow to ensure valid MathML when placed inside mo (e.g., \mathrel)40        const mpadded = new MathNode(41            "mpadded", [mml.buildGroup(group.body, options)], ["vcenter"]);42        return new MathNode("mrow", [mpadded]);43    },44});45