pdf-lib
Version:
Library for creating and modifying PDF files in JavaScript
37 lines (36 loc) • 1.59 kB
JavaScript
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
/* eslint-disable new-cap */
import PDFOperator from '../../../pdf-operators/PDFOperator';
import { addStringToBuffer } from '../../../../utils';
import { isNumber, validate } from '../../../../utils/validate';
/**
* Set the word spacing, Tw, to wordSpace, which shall be a number expressed in
* unscaled text space units. Word spacing shall be used by the Tj, TJ, and '
* operators. Initial value: 0.
*/
var Tw = /** @class */ (function (_super) {
__extends(Tw, _super);
function Tw(wordSpace) {
var _this = _super.call(this) || this;
_this.toString = function () { return _this.wordSpace + " Tw\n"; };
_this.bytesSize = function () { return _this.toString().length; };
_this.copyBytesInto = function (buffer) {
return addStringToBuffer(_this.toString(), buffer);
};
validate(wordSpace, isNumber, 'Tw operator arg "wordSpace" must be a number.');
_this.wordSpace = wordSpace;
return _this;
}
Tw.of = function (wordSpace) { return new Tw(wordSpace); };
return Tw;
}(PDFOperator));
export default Tw;