chessground-haichess/util.js

lichess.org Chess UI

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.computeSquareCenter = exports.createEl = exports.isRightButton = exports.eventPosition = exports.setVisible = exports.translateRel = exports.translateAbs = exports.posToTranslateRel = exports.posToTranslateAbs = exports.samePiece = exports.distanceSq = exports.opposite = exports.timer = exports.memo = exports.allPos = exports.key2pos = exports.pos2key = exports.allKeys = exports.invRanks = void 0;
const cg = require("./types");
exports.invRanks = [...cg.ranks].reverse();
exports.allKeys = Array.prototype.concat(...cg.files.map(c => cg.ranks.map(r => c + r)));
exports.pos2key = (pos) => exports.allKeys[8 * pos[0] + pos[1]];
exports.key2pos = (k) => [k.charCodeAt(0) - 97, k.charCodeAt(1) - 49];
exports.allPos = exports.allKeys.map(exports.key2pos);
function memo(f) {
    let v;
    const ret = () => {
        if (v === undefined)
            v = f();
        return v;
    };
    ret.clear = () => {
        v = undefined;
    };
    return ret;
}
exports.memo = memo;
exports.timer = () => {
    let startAt;
    return {
        start() {
            startAt = performance.now();
        },
        cancel() {
            startAt = undefined;
        },
        stop() {
            if (!startAt)
                return 0;
            const time = performance.now() - startAt;
            startAt = undefined;
            return time;
        },
    };
};
exports.opposite = (c) => (c === 'white' ? 'black' : 'white');
exports.distanceSq = (pos1, pos2) => {
    const dx = pos1[0] - pos2[0], dy = pos1[1] - pos2[1];
    return dx * dx + dy * dy;
};
exports.samePiece = (p1, p2) => p1.role === p2.role && p1.color === p2.color;
const posToTranslateBase = (pos, asWhite, xFactor, yFactor) => [
    (asWhite ? pos[0] : 7 - pos[0]) * xFactor,
    (asWhite ? 7 - pos[1] : pos[1]) * yFactor,
];
exports.posToTranslateAbs = (bounds) => {
    const xFactor = bounds.width / 8, yFactor = bounds.height / 8;
    return (pos, asWhite) => posToTranslateBase(pos, asWhite, xFactor, yFactor);
};
exports.posToTranslateRel = (pos, asWhite) => posToTranslateBase(pos, asWhite, 100, 100);
exports.translateAbs = (el, pos) => {
    el.style.transform = `translate(${pos[0]}px,${pos[1]}px)`;
};
exports.translateRel = (el, percents) => {
    el.style.transform = `translate(${percents[0]}%,${percents[1]}%)`;
};
exports.setVisible = (el, v) => {
    el.style.visibility = v ? 'visible' : 'hidden';
};
exports.eventPosition = (e) => {
    var _a;
    if (e.clientX || e.clientX === 0)
        return [e.clientX, e.clientY];
    if ((_a = e.targetTouches) === null || _a === void 0 ? void 0 : _a[0])
        return [e.targetTouches[0].clientX, e.targetTouches[0].clientY];
    return;
};
exports.isRightButton = (e) => e.buttons === 2 || e.button === 2;
exports.createEl = (tagName, className) => {
    const el = document.createElement(tagName);
    if (className)
        el.className = className;
    return el;
};
function computeSquareCenter(key, asWhite, bounds) {
    const pos = exports.key2pos(key);
    if (!asWhite) {
        pos[0] = 7 - pos[0];
        pos[1] = 7 - pos[1];
    }
    return [
        bounds.left + (bounds.width * pos[0]) / 8 + bounds.width / 16,
        bounds.top + (bounds.height * (7 - pos[1])) / 8 + bounds.height / 16,
    ];
}
exports.computeSquareCenter = computeSquareCenter;
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"util.js","sourceRoot":"","sources":["src/util.ts"],"names":[],"mappings":";;;AAAA,8BAA8B;AAEjB,QAAA,QAAQ,GAAuB,CAAC,GAAG,EAAE,CAAC,KAAK,CAAC,CAAC,OAAO,EAAE,CAAC;AAEvD,QAAA,OAAO,GAAsB,KAAK,CAAC,SAAS,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC,CAAC,EAAE,CAAC,EAAE,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,CAAC;AAEpG,QAAA,OAAO,GAAG,CAAC,GAAW,EAAU,EAAE,CAAC,eAAO,CAAC,CAAC,GAAG,GAAG,CAAC,CAAC,CAAC,GAAG,GAAG,CAAC,CAAC,CAAC,CAAC,CAAC;AAEhE,QAAA,OAAO,GAAG,CAAC,CAAS,EAAU,EAAE,CAAC,CAAC,CAAC,CAAC,UAAU,CAAC,CAAC,CAAC,GAAG,EAAE,EAAE,CAAC,CAAC,UAAU,CAAC,CAAC,CAAC,GAAG,EAAE,CAAC,CAAC;AAE9E,QAAA,MAAM,GAAsB,eAAO,CAAC,GAAG,CAAC,eAAO,CAAC,CAAC;AAE9D,SAAgB,IAAI,CAAI,CAAU;IAChC,IAAI,CAAgB,CAAC;IACrB,MAAM,GAAG,GAAG,GAAM,EAAE;QAClB,IAAI,CAAC,KAAK,SAAS;YAAE,CAAC,GAAG,CAAC,EAAE,CAAC;QAC7B,OAAO,CAAC,CAAC;IACX,CAAC,CAAC;IACF,GAAG,CAAC,KAAK,GAAG,GAAG,EAAE;QACf,CAAC,GAAG,SAAS,CAAC;IAChB,CAAC,CAAC;IACF,OAAO,GAAG,CAAC;AACb,CAAC;AAVD,oBAUC;AAEY,QAAA,KAAK,GAAG,GAAa,EAAE;IAClC,IAAI,OAA2B,CAAC;IAChC,OAAO;QACL,KAAK;YACH,OAAO,GAAG,WAAW,CAAC,GAAG,EAAE,CAAC;QAC9B,CAAC;QACD,MAAM;YACJ,OAAO,GAAG,SAAS,CAAC;QACtB,CAAC;QACD,IAAI;YACF,IAAI,CAAC,OAAO;gBAAE,OAAO,CAAC,CAAC;YACvB,MAAM,IAAI,GAAG,WAAW,CAAC,GAAG,EAAE,GAAG,OAAO,CAAC;YACzC,OAAO,GAAG,SAAS,CAAC;YACpB,OAAO,IAAI,CAAC;QACd,CAAC;KACF,CAAC;AACJ,CAAC,CAAC;AAEW,QAAA,QAAQ,GAAG,CAAC,CAAW,EAAY,EAAE,CAAC,CAAC,CAAC,KAAK,OAAO,CAAC,CAAC,CAAC,OAAO,CAAC,CAAC,CAAC,OAAO,CAAC,CAAC;AAE1E,QAAA,UAAU,GAAG,CAAC,IAAY,EAAE,IAAY,EAAU,EAAE;IAC/D,MAAM,EAAE,GAAG,IAAI,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC,CAAC,CAAC,EAC1B,EAAE,GAAG,IAAI,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC,CAAC,CAAC,CAAC;IACzB,OAAO,EAAE,GAAG,EAAE,GAAG,EAAE,GAAG,EAAE,CAAC;AAC3B,CAAC,CAAC;AAEW,QAAA,SAAS,GAAG,CAAC,EAAY,EAAE,EAAY,EAAW,EAAE,CAAC,EAAE,CAAC,IAAI,KAAK,EAAE,CAAC,IAAI,IAAI,EAAE,CAAC,KAAK,KAAK,EAAE,CAAC,KAAK,CAAC;AAE/G,MAAM,kBAAkB,GAAG,CAAC,GAAW,EAAE,OAAgB,EAAE,OAAe,EAAE,OAAe,EAAiB,EAAE,CAAC;IAC7G,CAAC,OAAO,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAG,GAAG,CAAC,CAAC,CAAC,CAAC,GAAG,OAAO;IACzC,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC,GAAG,GAAG,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,GAAG,OAAO;CAC1C,CAAC;AAEW,QAAA,iBAAiB,GAAG,CAAC,MAAkB,EAAsD,EAAE;IAC1G,MAAM,OAAO,GAAG,MAAM,CAAC,KAAK,GAAG,CAAC,EAC9B,OAAO,GAAG,MAAM,CAAC,MAAM,GAAG,CAAC,CAAC;IAC9B,OAAO,CAAC,GAAG,EAAE,OAAO,EAAE,EAAE,CAAC,kBAAkB,CAAC,GAAG,EAAE,OAAO,EAAE,OAAO,EAAE,OAAO,CAAC,CAAC;AAC9E,CAAC,CAAC;AAEW,QAAA,iBAAiB,GAAG,CAAC,GAAW,EAAE,OAAgB,EAAiB,EAAE,CAChF,kBAAkB,CAAC,GAAG,EAAE,OAAO,EAAE,GAAG,EAAE,GAAG,CAAC,CAAC;AAEhC,QAAA,YAAY,GAAG,CAAC,EAAe,EAAE,GAAkB,EAAQ,EAAE;IACxE,EAAE,CAAC,KAAK,CAAC,SAAS,GAAG,aAAa,GAAG,CAAC,CAAC,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC,KAAK,CAAC;AAC5D,CAAC,CAAC;AAEW,QAAA,YAAY,GAAG,CAAC,EAAe,EAAE,QAAuB,EAAQ,EAAE;IAC7E,EAAE,CAAC,KAAK,CAAC,SAAS,GAAG,aAAa,QAAQ,CAAC,CAAC,CAAC,KAAK,QAAQ,CAAC,CAAC,CAAC,IAAI,CAAC;AACpE,CAAC,CAAC;AAEW,QAAA,UAAU,GAAG,CAAC,EAAe,EAAE,CAAU,EAAQ,EAAE;IAC9D,EAAE,CAAC,KAAK,CAAC,UAAU,GAAG,CAAC,CAAC,CAAC,CAAC,SAAS,CAAC,CAAC,CAAC,QAAQ,CAAC;AACjD,CAAC,CAAC;AAEW,QAAA,aAAa,GAAG,CAAC,CAAgB,EAA6B,EAAE;;IAC3E,IAAI,CAAC,CAAC,OAAO,IAAI,CAAC,CAAC,OAAO,KAAK,CAAC;QAAE,OAAO,CAAC,CAAC,CAAC,OAAO,EAAE,CAAC,CAAC,OAAQ,CAAC,CAAC;IACjE,UAAI,CAAC,CAAC,aAAa,0CAAG,CAAC;QAAG,OAAO,CAAC,CAAC,CAAC,aAAa,CAAC,CAAC,CAAC,CAAC,OAAO,EAAE,CAAC,CAAC,aAAa,CAAC,CAAC,CAAC,CAAC,OAAO,CAAC,CAAC;IAC1F,OAAO;AACT,CAAC,CAAC;AAEW,QAAA,aAAa,GAAG,CAAC,CAAgB,EAAW,EAAE,CAAC,CAAC,CAAC,OAAO,KAAK,CAAC,IAAI,CAAC,CAAC,MAAM,KAAK,CAAC,CAAC;AAEjF,QAAA,QAAQ,GAAG,CAAC,OAAe,EAAE,SAAkB,EAAe,EAAE;IAC3E,MAAM,EAAE,GAAG,QAAQ,CAAC,aAAa,CAAC,OAAO,CAAC,CAAC;IAC3C,IAAI,SAAS;QAAE,EAAE,CAAC,SAAS,GAAG,SAAS,CAAC;IACxC,OAAO,EAAE,CAAC;AACZ,CAAC,CAAC;AAEF,SAAgB,mBAAmB,CAAC,GAAW,EAAE,OAAgB,EAAE,MAAkB;IACnF,MAAM,GAAG,GAAG,eAAO,CAAC,GAAG,CAAC,CAAC;IACzB,IAAI,CAAC,OAAO,EAAE;QACZ,GAAG,CAAC,CAAC,CAAC,GAAG,CAAC,GAAG,GAAG,CAAC,CAAC,CAAC,CAAC;QACpB,GAAG,CAAC,CAAC,CAAC,GAAG,CAAC,GAAG,GAAG,CAAC,CAAC,CAAC,CAAC;KACrB;IACD,OAAO;QACL,MAAM,CAAC,IAAI,GAAG,CAAC,MAAM,CAAC,KAAK,GAAG,GAAG,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,GAAG,MAAM,CAAC,KAAK,GAAG,EAAE;QAC7D,MAAM,CAAC,GAAG,GAAG,CAAC,MAAM,CAAC,MAAM,GAAG,CAAC,CAAC,GAAG,GAAG,CAAC,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,GAAG,MAAM,CAAC,MAAM,GAAG,EAAE;KACrE,CAAC;AACJ,CAAC;AAVD,kDAUC","sourcesContent":["import * as cg from './types';\n\nexport const invRanks: readonly cg.Rank[] = [...cg.ranks].reverse();\n\nexport const allKeys: readonly cg.Key[] = Array.prototype.concat(...cg.files.map(c => cg.ranks.map(r => c + r)));\n\nexport const pos2key = (pos: cg.Pos): cg.Key => allKeys[8 * pos[0] + pos[1]];\n\nexport const key2pos = (k: cg.Key): cg.Pos => [k.charCodeAt(0) - 97, k.charCodeAt(1) - 49];\n\nexport const allPos: readonly cg.Pos[] = allKeys.map(key2pos);\n\nexport function memo<A>(f: () => A): cg.Memo<A> {\n  let v: A | undefined;\n  const ret = (): A => {\n    if (v === undefined) v = f();\n    return v;\n  };\n  ret.clear = () => {\n    v = undefined;\n  };\n  return ret;\n}\n\nexport const timer = (): cg.Timer => {\n  let startAt: number | undefined;\n  return {\n    start() {\n      startAt = performance.now();\n    },\n    cancel() {\n      startAt = undefined;\n    },\n    stop() {\n      if (!startAt) return 0;\n      const time = performance.now() - startAt;\n      startAt = undefined;\n      return time;\n    },\n  };\n};\n\nexport const opposite = (c: cg.Color): cg.Color => (c === 'white' ? 'black' : 'white');\n\nexport const distanceSq = (pos1: cg.Pos, pos2: cg.Pos): number => {\n  const dx = pos1[0] - pos2[0],\n    dy = pos1[1] - pos2[1];\n  return dx * dx + dy * dy;\n};\n\nexport const samePiece = (p1: cg.Piece, p2: cg.Piece): boolean => p1.role === p2.role && p1.color === p2.color;\n\nconst posToTranslateBase = (pos: cg.Pos, asWhite: boolean, xFactor: number, yFactor: number): cg.NumberPair => [\n  (asWhite ? pos[0] : 7 - pos[0]) * xFactor,\n  (asWhite ? 7 - pos[1] : pos[1]) * yFactor,\n];\n\nexport const posToTranslateAbs = (bounds: ClientRect): ((pos: cg.Pos, asWhite: boolean) => cg.NumberPair) => {\n  const xFactor = bounds.width / 8,\n    yFactor = bounds.height / 8;\n  return (pos, asWhite) => posToTranslateBase(pos, asWhite, xFactor, yFactor);\n};\n\nexport const posToTranslateRel = (pos: cg.Pos, asWhite: boolean): cg.NumberPair =>\n  posToTranslateBase(pos, asWhite, 100, 100);\n\nexport const translateAbs = (el: HTMLElement, pos: cg.NumberPair): void => {\n  el.style.transform = `translate(${pos[0]}px,${pos[1]}px)`;\n};\n\nexport const translateRel = (el: HTMLElement, percents: cg.NumberPair): void => {\n  el.style.transform = `translate(${percents[0]}%,${percents[1]}%)`;\n};\n\nexport const setVisible = (el: HTMLElement, v: boolean): void => {\n  el.style.visibility = v ? 'visible' : 'hidden';\n};\n\nexport const eventPosition = (e: cg.MouchEvent): cg.NumberPair | undefined => {\n  if (e.clientX || e.clientX === 0) return [e.clientX, e.clientY!];\n  if (e.targetTouches?.[0]) return [e.targetTouches[0].clientX, e.targetTouches[0].clientY];\n  return; // touchend has no position!\n};\n\nexport const isRightButton = (e: cg.MouchEvent): boolean => e.buttons === 2 || e.button === 2;\n\nexport const createEl = (tagName: string, className?: string): HTMLElement => {\n  const el = document.createElement(tagName);\n  if (className) el.className = className;\n  return el;\n};\n\nexport function computeSquareCenter(key: cg.Key, asWhite: boolean, bounds: ClientRect): cg.NumberPair {\n  const pos = key2pos(key);\n  if (!asWhite) {\n    pos[0] = 7 - pos[0];\n    pos[1] = 7 - pos[1];\n  }\n  return [\n    bounds.left + (bounds.width * pos[0]) / 8 + bounds.width / 16,\n    bounds.top + (bounds.height * (7 - pos[1])) / 8 + bounds.height / 16,\n  ];\n}\n"]}