@syncfusion/ej2-pdf/src/pdf/core/graphics/automatic-fields/section-page-count-field.js

Feature-rich JavaScript PDF library with built-in support for loading and manipulating PDF document.

var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        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 extendStatics(d, b);
    };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import { _formatNumber } from '../../utils';
import { PdfMultipleNumberValueField } from './multiple-number-value-field';
/**
 * Represents an automatic field that displays the total number of pages in the current section.
 *
 * ```typescript
 * // Create a new document.
 * const document: PdfDocument = new PdfDocument();
 * // Add sections to the document.
 * const section: PdfSection = document.addSection();
 * // Initialize standard font.
 * const font: PdfStandardFont = new PdfStandardFont(PdfFontFamily.helvetica, 13);
 * // Initialize brush.
 * const brush: PdfBrush = new PdfBrush({ r: 255, g: 0, b: 255 });
 * // Create a section page count field.
 * const sectionPageCountField: PdfSectionPageCountField = new PdfSectionPageCountField({ font: font, brush: brush });
 * // Add page to the section.
 * const page: PdfPage = section.addPage();
 * // Draw the section page count field
 * sectionPageCountField.draw(page.graphics, { x: 150, y: 10 });
 * // Save the document.
 * document.save('Output.pdf');
 * // Destroy the document.
 * document.destroy();
 * ```
 */
var PdfSectionPageCountField = /** @class */ (function (_super) {
    __extends(PdfSectionPageCountField, _super);
    function PdfSectionPageCountField(properties) {
        var _this = _super.call(this) || this;
        if (properties) {
            _this._initializeBase(properties.font, properties.brush, properties.stringFormat);
            if (properties.numberStyle) {
                _this._numberStyle = properties.numberStyle;
            }
        }
        return _this;
    }
    /**
     * Resolves total page count for the current section.
     *
     * @private
     * @param {PdfGraphics} graphics The graphics context.
     * @returns {string} The formatted section page count.
     */
    PdfSectionPageCountField.prototype._getValue = function (graphics) {
        if (graphics) {
            var page = this._getPageFromGraphics(graphics);
            if (!page) {
                return _formatNumber(1, this._numberStyle);
            }
            var sectionIndex = page._getSectionIndex();
            if (sectionIndex < 0) {
                return _formatNumber(1, this._numberStyle);
            }
            var document_1 = page._crossReference._document;
            var section = document_1._sections[sectionIndex];
            if (section) {
                return _formatNumber(section._pageCount, this._numberStyle);
            }
        }
        return _formatNumber(1, this._numberStyle);
    };
    return PdfSectionPageCountField;
}(PdfMultipleNumberValueField));
export { PdfSectionPageCountField };