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48 lines
1.4 KiB
48 lines
1.4 KiB
"use strict"; |
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Object.defineProperty(exports, "__esModule", { |
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value: true |
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}); |
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exports["default"] = void 0; |
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var _utils = require("@jimp/utils"); |
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/** |
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* Flip the image horizontally |
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* @param {boolean} horizontal a Boolean, if true the image will be flipped horizontally |
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* @param {boolean} vertical a Boolean, if true the image will be flipped vertically |
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* @param {function(Error, Jimp)} cb (optional) a callback for when complete |
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* @returns {Jimp} this for chaining of methods |
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*/ |
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function flipFn(horizontal, vertical, cb) { |
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if (typeof horizontal !== 'boolean' || typeof vertical !== 'boolean') return _utils.throwError.call(this, 'horizontal and vertical must be Booleans', cb); |
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var bitmap = Buffer.alloc(this.bitmap.data.length); |
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this.scanQuiet(0, 0, this.bitmap.width, this.bitmap.height, function (x, y, idx) { |
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var _x = horizontal ? this.bitmap.width - 1 - x : x; |
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var _y = vertical ? this.bitmap.height - 1 - y : y; |
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var _idx = this.bitmap.width * _y + _x << 2; |
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var data = this.bitmap.data.readUInt32BE(idx); |
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bitmap.writeUInt32BE(data, _idx); |
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}); |
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this.bitmap.data = Buffer.from(bitmap); |
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if ((0, _utils.isNodePattern)(cb)) { |
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cb.call(this, null, this); |
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} |
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return this; |
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} |
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var _default = function _default() { |
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return { |
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flip: flipFn, |
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mirror: flipFn |
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}; |
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}; |
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exports["default"] = _default; |
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module.exports = exports.default; |
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//# sourceMappingURL=index.js.map
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