thedesk/app/node_modules/@jimp/utils/es/index.js

39 lines
779 B
JavaScript
Raw Permalink Normal View History

2019-09-13 00:38:13 +10:00
export function isNodePattern(cb) {
if (typeof cb === 'undefined') {
return false;
}
if (typeof cb !== 'function') {
throw new TypeError('Callback must be a function');
}
return true;
}
export function throwError(error, cb) {
if (typeof error === 'string') {
error = new Error(error);
}
if (typeof cb === 'function') {
return cb.call(this, error);
}
throw error;
}
export function scan(image, x, y, w, h, f) {
// round input
x = Math.round(x);
y = Math.round(y);
w = Math.round(w);
h = Math.round(h);
for (var _y = y; _y < y + h; _y++) {
for (var _x = x; _x < x + w; _x++) {
var idx = image.bitmap.width * _y + _x << 2;
f.call(image, _x, _y, idx);
}
}
return image;
}
//# sourceMappingURL=index.js.map