Brunobkr/llama.cpp_AlgMor24_github

1import defineFunction from "../defineFunction";2import type {Measurement} from "../units";3import {calculateSize, validUnit, makeEm} from "../units";4import ParseError from "../ParseError";5import {Img} from "../domTree";6import {MathNode} from "../mathMLTree";7import {assertNodeType} from "../parseNode";8import type {CssStyle} from "../domTree";9 10const sizeData = function(str: string): Measurement {11    if (/^[-+]? *(\d+(\.\d*)?|\.\d+)$/.test(str)) {12        // str is a number with no unit specified.13        // default unit is bp, per graphix package.14        return {number: +str, unit: "bp"};15    } else {16        const match = (/([-+]?) *(\d+(?:\.\d*)?|\.\d+) *([a-z]{2})/).exec(str);17        if (!match) {18            throw new ParseError("Invalid size: '" + str19                + "' in \\includegraphics");20        }21        const data = {22            number: +(match[1] + match[2]), // sign + magnitude, cast to number23            unit: match[3],24        };25        if (!validUnit(data)) {26            throw new ParseError("Invalid unit: '" + data.unit27             + "' in \\includegraphics.");28        }29        return data;30    }31};32 33defineFunction({34    type: "includegraphics",35    names: ["\\includegraphics"],36    props: {37        numArgs: 1,38        numOptionalArgs: 1,39        argTypes: ["raw", "url"],40        allowedInText: false,41    },42    handler: ({parser}, args, optArgs) => {43        let width = {number: 0, unit: "em"};44        let height = {number: 0.9, unit: "em"};    // sorta character sized.45        let totalheight = {number: 0, unit: "em"};46        let alt = "";47 48        if (optArgs[0]) {49            const attributeStr = assertNodeType(optArgs[0], "raw").string;50 51            // Parser.js does not parse key/value pairs. We get a string.52            const attributes = attributeStr.split(",");53            for (let i = 0; i < attributes.length; i++) {54                const keyVal = attributes[i].split("=");55                if (keyVal.length === 2) {56                    const str = keyVal[1].trim();57                    switch (keyVal[0].trim()) {58                        case "alt":59                            alt = str;60                            break;61                        case "width":62                            width = sizeData(str);63                            break;64                        case "height":65                            height = sizeData(str);66                            break;67                        case "totalheight":68                            totalheight = sizeData(str);69                            break;70                        default:71                            throw new ParseError("Invalid key: '" + keyVal[0] +72                                "' in \\includegraphics.");73                    }74                }75            }76        }77 78        const src = assertNodeType(args[0], "url").url;79 80        if (alt === "") {81            // No alt given. Use the file name. Strip away the path.82            alt = src;83            alt = alt.replace(/^.*[\\/]/, '');84            alt = alt.substring(0, alt.lastIndexOf('.'));85        }86 87        if (!parser.settings.isTrusted({88            command: "\\includegraphics",89            url: src,90        })) {91            return parser.formatUnsupportedCmd("\\includegraphics");92        }93 94        return {95            type: "includegraphics",96            mode: parser.mode,97            alt: alt,98            width: width,99            height: height,100            totalheight: totalheight,101            src: src,102        };103    },104    htmlBuilder: (group, options) => {105        const height = calculateSize(group.height, options);106        let depth = 0;107 108        if (group.totalheight.number > 0) {109            depth = calculateSize(group.totalheight, options) - height;110        }111 112        let width = 0;113        if (group.width.number > 0) {114            width = calculateSize(group.width, options);115        }116 117        const style: CssStyle = {height: makeEm(height + depth)};118        if (width > 0) {119            style.width = makeEm(width);120        }121        if (depth > 0) {122            style.verticalAlign = makeEm(-depth);123        }124 125        const node = new Img(group.src, group.alt, style);126        node.height = height;127        node.depth = depth;128 129        return node;130    },131    mathmlBuilder: (group, options) => {132        const node = new MathNode("mglyph", []);133        node.setAttribute("alt", group.alt);134 135        const height = calculateSize(group.height, options);136        let depth = 0;137        if (group.totalheight.number > 0) {138            depth = calculateSize(group.totalheight, options) - height;139            node.setAttribute("valign", makeEm(-depth));140        }141        node.setAttribute("height", makeEm(height + depth));142 143        if (group.width.number > 0) {144            const width = calculateSize(group.width, options);145            node.setAttribute("width", makeEm(width));146        }147        node.setAttribute("src", group.src);148        return node;149    },150});151