vexip-ui/es/components/native-scroll/helper.mjs.map

A Vue 3 UI library, Highly customizability, full TypeScript, performance pretty good

{"version":3,"file":"helper.mjs","sources":["../../../components/native-scroll/helper.ts"],"sourcesContent":["interface ScrollElement {\n  scrollTo(x: number, y: number): void,\n  [prop: string]: any,\n}\n\nexport function animateScrollTo(options: {\n  el: ScrollElement,\n  xFrom?: number,\n  xTo?: number,\n  yFrom?: number,\n  yTo?: number,\n  duration?: number,\n  callback?: null | (() => any),\n}): void {\n  const { el, xFrom = 0, xTo = 0, yFrom = 0, yTo = 0, duration = 500, callback = null } = options\n\n  if (!el) return\n\n  const end = () => {\n    typeof callback === 'function' && callback()\n  }\n\n  if (duration <= 0) {\n    el.scrollTo(xTo, yTo)\n    end()\n    return\n  }\n\n  const xDistance = xTo - xFrom\n  const yDistance = yTo - yFrom\n\n  if (!xDistance && !yDistance) {\n    end()\n    return\n  }\n\n  const xStep = Math.ceil((xDistance / duration) * 16)\n  const yStep = Math.ceil((yDistance / duration) * 16)\n\n  let currentX = xFrom\n  let currentY = yFrom\n\n  const scroll = () => {\n    currentX += xStep\n    currentY += yStep\n\n    if (xDistance && (xTo - currentX) / xDistance <= 0) {\n      currentX = xTo\n    }\n\n    if (yDistance && (yTo - currentY) / yDistance <= 0) {\n      currentY = yTo\n    }\n\n    el.scrollTo(currentX, currentY)\n\n    if ((!xDistance || currentX === xTo) && (!yDistance || currentY === yTo)) {\n      end()\n    } else {\n      requestAnimationFrame(scroll)\n    }\n  }\n\n  scroll()\n}\n"],"names":["animateScrollTo","options","el","xFrom","xTo","yFrom","yTo","duration","callback","end","xDistance","yDistance","xStep","yStep","currentX","currentY","scroll"],"mappings":"AAKO,SAASA,EAAgBC,GAQvB;AACP,QAAM,EAAE,IAAAC,GAAI,OAAAC,IAAQ,GAAG,KAAAC,IAAM,GAAG,OAAAC,IAAQ,GAAG,KAAAC,IAAM,GAAG,UAAAC,IAAW,KAAK,UAAAC,IAAW,SAASP;AAExF,MAAI,CAACC,EAAI;AAET,QAAMO,IAAM,MAAM;AACT,WAAAD,KAAa,cAAcA,EAAS;AAAA,EAC7C;AAEA,MAAID,KAAY,GAAG;AACd,IAAAL,EAAA,SAASE,GAAKE,CAAG,GAChBG,EAAA;AACJ;AAAA,EAAA;AAGF,QAAMC,IAAYN,IAAMD,GAClBQ,IAAYL,IAAMD;AAEpB,MAAA,CAACK,KAAa,CAACC,GAAW;AACxB,IAAAF,EAAA;AACJ;AAAA,EAAA;AAGF,QAAMG,IAAQ,KAAK,KAAMF,IAAYH,IAAY,EAAE,GAC7CM,IAAQ,KAAK,KAAMF,IAAYJ,IAAY,EAAE;AAEnD,MAAIO,IAAWX,GACXY,IAAWV;AAEf,QAAMW,IAAS,MAAM;AACP,IAAAF,KAAAF,GACAG,KAAAF,GAERH,MAAcN,IAAMU,KAAYJ,KAAa,MACpCI,IAAAV,IAGTO,MAAcL,IAAMS,KAAYJ,KAAa,MACpCI,IAAAT,IAGVJ,EAAA,SAASY,GAAUC,CAAQ,IAEzB,CAACL,KAAaI,MAAaV,OAAS,CAACO,KAAaI,MAAaT,KAC9DG,EAAA,IAEJ,sBAAsBO,CAAM;AAAA,EAEhC;AAEO,EAAAA,EAAA;AACT;"}