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{"version":3,"sources":["../src/index.js"],"names":["cover","w","h","alignBits","mode","cb","throwError","call","constructor","HORIZONTAL_ALIGN_CENTER","VERTICAL_ALIGN_MIDDLE","hbits","vbits","alignH","alignV","f","bitmap","width","height","scale","crop"],"mappings":";;;;;;;;;AAAA;;AAEA;;;;;;;;;eASe;AAAA,SAAO;AACpBA,IAAAA,KADoB,iBACdC,CADc,EACXC,CADW,EACRC,SADQ,EACGC,IADH,EACSC,EADT,EACa;AAC/B,UAAI,OAAOJ,CAAP,KAAa,QAAb,IAAyB,OAAOC,CAAP,KAAa,QAA1C,EAAoD;AAClD,eAAOI,kBAAWC,IAAX,CAAgB,IAAhB,EAAsB,yBAAtB,EAAiDF,EAAjD,CAAP;AACD;;AAED,UACEF,SAAS,IACT,OAAOA,SAAP,KAAqB,UADrB,IAEA,OAAOE,EAAP,KAAc,WAHhB,EAIE;AACAA,QAAAA,EAAE,GAAGF,SAAL;AACAA,QAAAA,SAAS,GAAG,IAAZ;AACAC,QAAAA,IAAI,GAAG,IAAP;AACD,OARD,MAQO,IAAI,OAAOA,IAAP,KAAgB,UAAhB,IAA8B,OAAOC,EAAP,KAAc,WAAhD,EAA6D;AAClEA,QAAAA,EAAE,GAAGD,IAAL;AACAA,QAAAA,IAAI,GAAG,IAAP;AACD;;AAEDD,MAAAA,SAAS,GACPA,SAAS,IACT,KAAKK,WAAL,CAAiBC,uBAAjB,GACE,KAAKD,WAAL,CAAiBE,qBAHrB;AAIA,UAAMC,KAAK,GAAGR,SAAS,GAAI,CAAC,KAAK,CAAN,IAAW,CAAtC;AACA,UAAMS,KAAK,GAAGT,SAAS,IAAI,CAA3B,CAvB+B,CAyB/B;;AACA,UACE,EACGQ,KAAK,KAAK,CAAV,IAAe,EAAEA,KAAK,GAAIA,KAAK,GAAG,CAAnB,CAAhB,IACCC,KAAK,KAAK,CAAV,IAAe,EAAEA,KAAK,GAAIA,KAAK,GAAG,CAAnB,CAFlB,CADF,EAME,OAAON,kBAAWC,IAAX,CACL,IADK,EAEL,2CAFK,EAGLF,EAHK,CAAP;AAMF,UAAMQ,MAAM,GAAGF,KAAK,IAAI,CAAxB,CAtC+B,CAsCJ;;AAC3B,UAAMG,MAAM,GAAGF,KAAK,IAAI,CAAxB,CAvC+B,CAuCJ;;AAE3B,UAAMG,CAAC,GACLd,CAAC,GAAGC,CAAJ,GAAQ,KAAKc,MAAL,CAAYC,KAAZ,GAAoB,KAAKD,MAAL,CAAYE,MAAxC,GACIjB,CAAC,GAAG,KAAKe,MAAL,CAAYC,KADpB,GAEIf,CAAC,GAAG,KAAKc,MAAL,CAAYE,MAHtB;AAIA,WAAKC,KAAL,CAAWJ,CAAX,EAAcX,IAAd;AACA,WAAKgB,IAAL,CACG,CAAC,KAAKJ,MAAL,CAAYC,KAAZ,GAAoBhB,CAArB,IAA0B,CAA3B,GAAgCY,MADlC,EAEG,CAAC,KAAKG,MAAL,CAAYE,MAAZ,GAAqBhB,CAAtB,IAA2B,CAA5B,GAAiCY,MAFnC,EAGEb,CAHF,EAIEC,CAJF;;AAOA,UAAI,0BAAcG,EAAd,CAAJ,EAAuB;AACrBA,QAAAA,EAAE,CAACE,IAAH,CAAQ,IAAR,EAAc,IAAd,EAAoB,IAApB;AACD;;AAED,aAAO,IAAP;AACD;AA3DmB,GAAP;AAAA,C","sourcesContent":["import { isNodePattern, throwError } from '@jimp/utils';\n\n/**\n * Scale the image so the given width and height keeping the aspect ratio. Some parts of the image may be clipped.\n * @param {number} w the width to resize the image to\n * @param {number} h the height to resize the image to\n * @param {number} alignBits (optional) A bitmask for horizontal and vertical alignment\n * @param {string} mode (optional) a scaling method (e.g. Jimp.RESIZE_BEZIER)\n * @param {function(Error, Jimp)} cb (optional) a callback for when complete\n * @returns {Jimp} this for chaining of methods\n */\nexport default () => ({\n cover(w, h, alignBits, mode, cb) {\n if (typeof w !== 'number' || typeof h !== 'number') {\n return throwError.call(this, 'w and h must be numbers', cb);\n }\n\n if (\n alignBits &&\n typeof alignBits === 'function' &&\n typeof cb === 'undefined'\n ) {\n cb = alignBits;\n alignBits = null;\n mode = null;\n } else if (typeof mode === 'function' && typeof cb === 'undefined') {\n cb = mode;\n mode = null;\n }\n\n alignBits =\n alignBits ||\n this.constructor.HORIZONTAL_ALIGN_CENTER |\n this.constructor.VERTICAL_ALIGN_MIDDLE;\n const hbits = alignBits & ((1 << 3) - 1);\n const vbits = alignBits >> 3;\n\n // check if more flags than one is in the bit sets\n if (\n !(\n (hbits !== 0 && !(hbits & (hbits - 1))) ||\n (vbits !== 0 && !(vbits & (vbits - 1)))\n )\n )\n return throwError.call(\n this,\n 'only use one flag per alignment direction',\n cb\n );\n\n const alignH = hbits >> 1; // 0, 1, 2\n const alignV = vbits >> 1; // 0, 1, 2\n\n const f =\n w / h > this.bitmap.width / this.bitmap.height\n ? w / this.bitmap.width\n : h / this.bitmap.height;\n this.scale(f, mode);\n this.crop(\n ((this.bitmap.width - w) / 2) * alignH,\n ((this.bitmap.height - h) / 2) * alignV,\n w,\n h\n );\n\n if (isNodePattern(cb)) {\n cb.call(this, null, this);\n }\n\n return this;\n }\n});\n"],"file":"index.js"}
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