GT2/Ejectable/node_modules/@jimp/plugin-flip/dist/index.js

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2021-08-16 00:14:59 +00:00
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _utils = require("@jimp/utils");
/**
* Flip the image horizontally
* @param {boolean} horizontal a Boolean, if true the image will be flipped horizontally
* @param {boolean} vertical a Boolean, if true the image will be flipped vertically
* @param {function(Error, Jimp)} cb (optional) a callback for when complete
* @returns {Jimp} this for chaining of methods
*/
function flipFn(horizontal, vertical, cb) {
if (typeof horizontal !== 'boolean' || typeof vertical !== 'boolean') return _utils.throwError.call(this, 'horizontal and vertical must be Booleans', cb);
var bitmap = Buffer.alloc(this.bitmap.data.length);
this.scanQuiet(0, 0, this.bitmap.width, this.bitmap.height, function (x, y, idx) {
var _x = horizontal ? this.bitmap.width - 1 - x : x;
var _y = vertical ? this.bitmap.height - 1 - y : y;
var _idx = this.bitmap.width * _y + _x << 2;
var data = this.bitmap.data.readUInt32BE(idx);
bitmap.writeUInt32BE(data, _idx);
});
this.bitmap.data = Buffer.from(bitmap);
if ((0, _utils.isNodePattern)(cb)) {
cb.call(this, null, this);
}
return this;
}
var _default = function _default() {
return {
flip: flipFn,
mirror: flipFn
};
};
exports["default"] = _default;
module.exports = exports.default;
//# sourceMappingURL=index.js.map