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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports["default"] = void 0;
- var _utils = require("@jimp/utils");
- /**
- * Creates a circle out of an image.
- * @param {function(Error, Jimp)} options (optional)
- * opacity - opacity of the shadow between 0 and 1
- * size,- of the shadow
- * blur - how blurry the shadow is
- * x- x position of shadow
- * y - y position of shadow
- * @param {function(Error, Jimp)} cb (optional) a callback for when complete
- * @returns {Jimp} this for chaining of methods
- */
- var _default = function _default() {
- return {
- shadow: function shadow() {
- var _this = this;
- var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
- var cb = arguments.length > 1 ? arguments[1] : undefined;
- if (typeof options === 'function') {
- cb = options;
- options = {};
- }
- var _options = options,
- _options$opacity = _options.opacity,
- opacity = _options$opacity === void 0 ? 0.7 : _options$opacity,
- _options$size = _options.size,
- size = _options$size === void 0 ? 1.1 : _options$size,
- _options$x = _options.x,
- x = _options$x === void 0 ? -25 : _options$x,
- _options$y = _options.y,
- y = _options$y === void 0 ? 25 : _options$y,
- _options$blur = _options.blur,
- blur = _options$blur === void 0 ? 5 : _options$blur; // clone the image
- var orig = this.clone();
- var shadow = this.clone(); // turn all it's pixels black
- shadow.scan(0, 0, shadow.bitmap.width, shadow.bitmap.height, function (x, y, idx) {
- shadow.bitmap.data[idx] = 0x00;
- shadow.bitmap.data[idx + 1] = 0x00;
- shadow.bitmap.data[idx + 2] = 0x00; // up the opacity a little,
- shadow.bitmap.data[idx + 3] = shadow.constructor.limit255(shadow.bitmap.data[idx + 3] * opacity);
- _this.bitmap.data[idx] = 0x00;
- _this.bitmap.data[idx + 1] = 0x00;
- _this.bitmap.data[idx + 2] = 0x00;
- _this.bitmap.data[idx + 3] = 0x00;
- }); // enlarge it. This creates a "shadow".
- shadow.resize(shadow.bitmap.width * size, shadow.bitmap.height * size).blur(blur); // Then blit the "shadow" onto the background and the image on top of that.
- this.composite(shadow, x, y);
- this.composite(orig, 0, 0);
- if ((0, _utils.isNodePattern)(cb)) {
- cb.call(this, null, this);
- }
- return this;
- }
- };
- };
- exports["default"] = _default;
- //# sourceMappingURL=index.js.map
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