78 lines
2.3 KiB
JavaScript
78 lines
2.3 KiB
JavaScript
"use strict";
|
|
|
|
require("core-js/modules/es6.object.define-property");
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _utils = require("@jimp/utils");
|
|
|
|
var _default = function _default() {
|
|
return {
|
|
/**
|
|
* Uniformly scales the image by a factor.
|
|
* @param {number} f the factor to scale the image by
|
|
* @param {string} mode (optional) a scaling method (e.g. Jimp.RESIZE_BEZIER)
|
|
* @param {function(Error, Jimp)} cb (optional) a callback for when complete
|
|
* @returns {Jimp} this for chaining of methods
|
|
*/
|
|
scale: function scale(f, mode, cb) {
|
|
if (typeof f !== 'number') {
|
|
return _utils.throwError.call(this, 'f must be a number', cb);
|
|
}
|
|
|
|
if (f < 0) {
|
|
return _utils.throwError.call(this, 'f must be a positive number', cb);
|
|
}
|
|
|
|
if (typeof mode === 'function' && typeof cb === 'undefined') {
|
|
cb = mode;
|
|
mode = null;
|
|
}
|
|
|
|
var w = this.bitmap.width * f;
|
|
var h = this.bitmap.height * f;
|
|
this.resize(w, h, mode);
|
|
|
|
if ((0, _utils.isNodePattern)(cb)) {
|
|
cb.call(this, null, this);
|
|
}
|
|
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Scale the image to the largest size that fits inside the rectangle that has the given width and height.
|
|
* @param {number} w the width to resize the image to
|
|
* @param {number} h the height to resize the image to
|
|
* @param {string} mode (optional) a scaling method (e.g. Jimp.RESIZE_BEZIER)
|
|
* @param {function(Error, Jimp)} cb (optional) a callback for when complete
|
|
* @returns {Jimp} this for chaining of methods
|
|
*/
|
|
scaleToFit: function scaleToFit(w, h, mode, cb) {
|
|
if (typeof w !== 'number' || typeof h !== 'number') {
|
|
return _utils.throwError.call(this, 'w and h must be numbers', cb);
|
|
}
|
|
|
|
if (typeof mode === 'function' && typeof cb === 'undefined') {
|
|
cb = mode;
|
|
mode = null;
|
|
}
|
|
|
|
var f = w / h > this.bitmap.width / this.bitmap.height ? h / this.bitmap.height : w / this.bitmap.width;
|
|
this.scale(f, mode);
|
|
|
|
if ((0, _utils.isNodePattern)(cb)) {
|
|
cb.call(this, null, this);
|
|
}
|
|
|
|
return this;
|
|
}
|
|
};
|
|
};
|
|
|
|
exports.default = _default;
|
|
module.exports = exports.default;
|
|
//# sourceMappingURL=index.js.map
|