import { PdfFont } from '../fonts/pdf-standard-font';
import { PdfStringFormat } from './../fonts/pdf-string-format';
import { PdfBrush, PdfPen } from '../graphics/pdf-graphics';
import { PdfList } from './pdf-list';
/**
 * Represents the items of the list.
 * ```typescript
 * // Load an existing PDF document
 * let document: PdfDocument = new PdfDocument(data);
 * // Access the first page
 * let page: PdfPage = document.getPage(0);
 * // Create an instance of list item collection by passing the string array
 * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
 * // Create a new list item and add into the collection
 * items.add(new PdfListItem('PDF'));
 * // Create a new PDF ordered list
 * let list: PdfOrderedList = new PdfOrderedList(items);
 * // Draw the list items
 * list.draw(page, 0, 20);
 * // Save the document
 * document.save('output.pdf');
 * // Destroy the document
 * document.destroy();
 * ````
 */
export declare class PdfListItem {
    _brush: PdfBrush;
    _pen: PdfPen;
    _font: PdfFont;
    _stringFormat: PdfStringFormat;
    _text: string;
    _textIndent: number;
    _subList: PdfList;
    /**
     * Creates a new `PdfListItem` instance with the specified text and optional settings for font, format, pen, and brush.
     *
     * @param {string} text The text content for the list item.
     * @param {object} [settings] Optional settings for the list item.
     * @param {PdfFont} [settings.font] The font used for rendering the text.
     * @param {PdfStringFormat} [settings.format] The string format used for text layout.
     * @param {PdfBrush} [settings.brush] The brush used for filling shapes or text.
     * @param {PdfPen} [settings.pen] The pen used for drawing outlines.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data);
     * // Access the first page
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of list item collection by passing the string array
     * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
     * // Create a new list item
     * let item: PdfListItem = new PdfListItem('PDF', {brush: new PdfBrush([255, 0, 0])});
     * // Add the list item into the collection
     * items.add(item);
     * // Create a new PDF ordered list
     * let list: PdfOrderedList = new PdfOrderedList(items);
     * // Draw the list items
     * list.draw(page, 0, 20);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ````
     */
    constructor(text: string, settings?: {
        font?: PdfFont;
        format?: PdfStringFormat;
        brush?: PdfBrush;
        pen?: PdfPen;
    });
    /**
     * Gets the brush associated with the list item.
     *
     * @returns {PdfBrush} The brush to specify the fill color of the list item.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data);
     * // Access the first page
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of list item collection by passing the string array
     * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
     * // Create a new list item
     * let item: PdfListItem = new PdfListItem('PDF', {brush: new PdfBrush([255, 0, 0])});
     * // Add the list item into the collection
     * items.add(item);
     * // Create a new PDF ordered list
     * let list: PdfOrderedList = new PdfOrderedList(items);
     * // Access the brush from the list item
     * let brush: PdfBrush = item.brush;
     * // Draw the list items
     * list.draw(page, 0, 20);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ````
     */
    /**
    * Sets the brush associated with the list item.
    *
    * @param {PdfBrush} value The brush to specify the fill color of the list item.
    * ```typescript
    * // Load an existing PDF document
    * let document: PdfDocument = new PdfDocument(data);
    * // Access the first page
    * let page: PdfPage = document.getPage(0);
    * // Create an instance of list item collection by passing the string array
    * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
    * // Create a new list item
    * let item: PdfListItem = new PdfListItem('PDF');
    * // Add the list item into the collection
    * items.add(item);
    * // Create a new PDF ordered list
    * let list: PdfOrderedList = new PdfOrderedList(items);
    * // Set the fill color
    * item.brush = new PdfBrush([255, 0, 0]);
    * // Draw the list items
    * list.draw(page, 0, 20);
    * // Save the document
    * document.save('output.pdf');
    * // Destroy the document
    * document.destroy();
    * ````
    */
    brush: PdfBrush;
    /**
     * Gets the `PdfPen` object associated with the list item.
     *
     * @returns {PdfPen} The `PdfPen` object to specify specify stroke properties.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data);
     * // Access the first page
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of list item collection by passing the string array
     * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
     * // Create a new list item
     * let item: PdfListItem = new PdfListItem('PDF', {pen: new PdfPen([255, 0, 0], 1)});
     * // Add the list item into the collection
     * items.add(item);
     * // Create a new PDF ordered list
     * let list: PdfOrderedList = new PdfOrderedList(items);
     * // Access the pen from the list item
     * let pen: PdfPen = item.pen;
     * // Draw the list items
     * list.draw(page, 0, 20);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ````
     */
    /**
    * Sets the `Pdfpen` object associated with the list item.
    *
    * @param {PdfPen} value `PdfPen` object used to specify stroke properties.
    * ```typescript
    * // Load an existing PDF document
    * let document: PdfDocument = new PdfDocument(data);
    * // Access the first page
    * let page: PdfPage = document.getPage(0);
    * // Create an instance of list item collection by passing the string array
    * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
    * // Create a new list item
    * let item: PdfListItem = new PdfListItem('PDF');
    * // Add the list item into the collection
    * items.add(item);
    * // Create a new PDF ordered list
    * let list: PdfOrderedList = new PdfOrderedList(items);
    * // Set the stroke color
    * item.pen = new PdfPen([255, 0, 0], 1);
    * // Draw the list items
    * list.draw(page, 0, 20);
    * // Save the document
    * document.save('output.pdf');
    * // Destroy the document
    * document.destroy();
    * ````
    */
    pen: PdfPen;
    /**
     * Get the `PdfFont` object associated with the list item.
     *
     * @returns {PdfFont} The `PdfFont` object used for text rendering.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data);
     * // Access the first page
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of list item collection by passing the string array
     * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
     * // Create a new list item
     * let item: PdfListItem = new PdfListItem('PDF', {pen: new PdfStandardFont(PdfFontFamily.timesRoman, 12)});
     * // Add the list item into the collection
     * items.add(item);
     * // Create a new PDF ordered list
     * let list: PdfOrderedList = new PdfOrderedList(items);
     * // Access the font from the list item
     * let font: PdfFont = item.font;
     * // Draw the list items
     * list.draw(page, 0, 20);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ````
     */
    /**
    * Sets the `PdfFont` object associated with the list item.
    *
    * @param {PdfFont} value The `PdfFont` object to be set for text rendering.
    * ```typescript
    * // Load an existing PDF document
    * let document: PdfDocument = new PdfDocument(data);
    * // Access the first page
    * let page: PdfPage = document.getPage(0);
    * // Create an instance of list item collection by passing the string array
    * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
    * // Create a new list item
    * let item: PdfListItem = new PdfListItem('PDF');
    * // Add the list item into the collection
    * items.add(item);
    * // Create a new PDF ordered list
    * let list: PdfOrderedList = new PdfOrderedList(items);
    * // Set the font
    * item.font = new PdfStandardFont(PdfFontFamily.timesRoman, 12);
    * // Draw the list items
    * list.draw(page, 0, 20);
    * // Save the document
    * document.save('output.pdf');
    * // Destroy the document
    * document.destroy();
    * ````
    */
    font: PdfFont;
    /**
     * Gets the `PdfStringFormat` object associated with the list item.
     *
     * @returns {PdfStringFormat} The `PdfStringFormat` object used to specify text formatting.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data);
     * // Access the first page
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of list item collection by passing the string array
     * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
     * // Create a new list item
     * let item: PdfListItem = new PdfListItem('PDF', {format: new PdfStringFormat(PdfTextAlignment.right, PdfVerticalAlignment.bottom)});
     * // Add the list item into the collection
     * items.add(item);
     * // Create a new PDF ordered list
     * let list: PdfOrderedList = new PdfOrderedList(items);
     * // Access the string format from the list item
     * let format: PdfStringFormat = item.stringFormat;
     * // Draw the list items
     * list.draw(page, 0, 20);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ````
     */
    /**
    * Sets the `PdfStringFormat` object associated with the list item.
    *
    * @param {PdfStringFormat} value The`PdfStringFormat` object to be set for text formatting.
    * ```typescript
    * // Load an existing PDF document
    * let document: PdfDocument = new PdfDocument(data);
    * // Access the first page
    * let page: PdfPage = document.getPage(0);
    * // Create an instance of list item collection by passing the string array
    * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
    * // Create a new list item
    * let item: PdfListItem = new PdfListItem('PDF');
    * // Add the list item into the collection
    * items.add(item);
    * // Create a new PDF ordered list
    * let list: PdfOrderedList = new PdfOrderedList(items);
    * // Set the font
    * item.font = new PdfStandardFont(PdfFontFamily.timesRoman, 12);
    * // Draw the list items
    * list.draw(page, 0, 20);
    * // Save the document
    * document.save('output.pdf');
    * // Destroy the document
    * document.destroy();
    * ````
    */
    stringFormat: PdfStringFormat;
    /**
     * Gets the text content of the list item.
     *
     * @returns {string} The text content of the list item.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data, password);
     * // Access the first Page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of an ordered list
     * let list: OrderedList =  new OrderedList();
     * // Create a list item with text 'Products'
     * let item: PdfListItem = new PdfListItem('Products');
     * // Add the item to the list collection
     * list.items.add(item1);
     * // Get the text content of the item
     * let text: string = item.text;
     * // Draw the list items on the specified page
     * list.draw(page, 10, 50. 500, 700);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    /**
    * Sets string format of the list item.
    *
    * @param {string} value The text content to be set.
    * ```typescript
    * // Load an existing PDF document
    * let document: PdfDocument = new PdfDocument(data);
    * // Access the first page
    * let page: PdfPage = document.getPage(0);
    * // Create an instance of list item collection by passing the string array
    * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point']);
    * // Create a new list item
    * let item: PdfListItem = new PdfListItem('Word');
    * // Add the list item into the collection
    * items.add(item);
    * // Create a new PDF ordered list
    * let list: PdfOrderedList = new PdfOrderedList(items);
    * // Set the text of the list item
    * item.text = 'PDF';
    * // Draw the list items
    * list.draw(page, 0, 20);
    * // Save the document
    * document.save('output.pdf');
    * // Destroy the document
    * document.destroy();
    * ````
    */
    text: string;
    /**
     * Gets the text indent of the list.
     *
     * @returns {number} The text indent of the list item.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data, password);
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of an ordered list
     * let list: OrderedList =  new OrderedList();
     * // Create a list item with text 'Products'
     * let item: PdfListItem = new PdfListItem('Products');
     * // Add the item to the list collection
     * list.items.add(item);
     * // Get the text indent of the item
     * let textIndent: number = item.textIndent;
     * // Draw the list items on the specified page
     * list.draw(page, 10, 50. 500, 700);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    /**
    * Sets the text indent of the list item.
    *
    * @param {number} value he text indent value to be set.
    * // Load an existing PDF document
    * let document: PdfDocument = new PdfDocument(data, password);
    * // Access the first Page of the document
    * let page: PdfPage = document.getPage(0);
    * // Create an instance of an ordered list
    * let list: OrderedList =  new OrderedList();
    * // Create a list item with text 'Products'
    * let item: PdfListItem = new PdfListItem('Products');
    * // Set the text indent for the item
    * item.textIndent = 30;
    * // Add the item to the list collection
    * list.items.add(item);
    * // Draw the list items on the specified page at position (10, 50)
    * list.draw(page, 10, 50. 500, 700);
    * // Save the document
    * document.save('output.pdf');
    * // Destroy the document
    * document.destroy();
    * ```
    */
    textIndent: number;
    /**
     * Get the sub-list associated with the current list item.
     *
     * @returns {PdfList} The `PdfList` object representing the sub-list.
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data, password);
     * // Access the first Page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of an ordered list
     * let list: OrderedList =  new OrderedList();
     * // Create a list item with text 'Products'
     * let item: PdfListItem = new PdfListItem('Products');
     * // Add the item to the list collection
     * list.items.add(item);
     * // create a sublist for the item
     * let sublist: OrderedList = new PdfOrderedList();
     * // Adding items to the sublist
     * subList.items.add(new PdfListItem('Sub Item 1'));
     * subList.items.add(new PdfListItem('Sub Item 2'));
     * // Set the sublist for the main list item
     * list.items._listItem[0].subList = subList;
     * // Get the sublist
     * let sublist: PdfList = list.items._listitem[0].sublist;
     * // Draw the list items on the specified page
     * list.draw(page, 10, 50. 500, 700);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    /**
    * Sets the sub-list associated with the current list item.
    *
    * @param {PdfList} value The `PdfList` object to be set as the sub-list.
    * // Load an existing PDF document
    * let document: PdfDocument = new PdfDocument(data, password);
    * // Access the first Page of the document
    * let page: PdfPage = document.getPage(0);
    * // Create an instance of an ordered list
    * let list: OrderedList =  new OrderedList();
    * // Create a list item with text 'Products'
    * let item: PdfListItem = new PdfListItem('Products');
    * // Add the item to the list collection
    * list.items.add(item);
    * // Create a sublist for the item
    * let sublist: OrderedList = new PdfOrderedList();
    * // Adding items to the sublist
    * subList.items.add(new PdfListItem('PDF'));
    * subList.items.add(new PdfListItem('Word'));
    * subList.items.add(new PdfListItem('PPT'));
    * // Set the sublist for the main list item
    * list.items._listItem[0].subList = subList;
    * // Draw the list items on the specified page
    * list.draw(page, 10, 50. 500, 700);
    * // Save the document
    * document.save('output.pdf');
    * // Destroy the document
    * document.destroy();
    * ```
    */
    subList: PdfList;
}
/**
 * Represents a collection of list items that can be drawn on a PDF page.
 * ```typescript
 * // Load an existing PDF document
 * let document: PdfDocument = new PdfDocument(data);
 * // Access the first page
 * let page: PdfPage = document.getPage(0);
 * // Create an instance of list item collection by passing the string array
 * let items: PdfListItemCollection = new PdfListItemCollection(['Excel', 'Power', 'Point', 'Word']);
 * // Create a new PDF ordered list
 * let list: PdfOrderedList = new PdfOrderedList(items);
 * // Draw the list items
 * list.draw(page, 0, 20);
 * // Save the document
 * document.save('output.pdf');
 * // Destroy the document
 * document.destroy();
 * ````
 */
export declare class PdfListItemCollection {
    _listItems: PdfListItem[];
    _count: number;
    /**
     * Initializes a new instance of the ` PdfListItemCollection ` class.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data);
     * // Access the first page
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of list item collection by passing the string array
     * let items: PdfListItemCollection = new PdfListItemCollection();
     * // Create and add list items to the collection
     * items.add(new PdfListItem('PDF'));
     * items.add(new PdfListItem('Word'));
     * items.add(new PdfListItem('PPT'));
     * // Create a new PDF ordered list
     * let list: PdfOrderedList = new PdfOrderedList(items);
     * // Draw the list items
     * list.draw(page, 0, 20);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ````
     */
    constructor();
    /**
     * Initializes a new instance of the ` PdfListItemCollection ` class.
     *
     * @param {string[]} items Array of strings representing the items in the list.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data, password);
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Initialize an array of string items
     * let products: string[] = ['Word', 'Excel', 'PDF', 'Power Point'];
     * // Add the items to list item collection by passing the array of products
     * let itemCollection: PdfListCollection = new PdfListCollection(products);
     * // Create an instance of ordered list
     * let list: PdfOrderedList = new PdfOrderedList(items);
     * // Draw the list on the page at specified coordinates and dimensions
     * list.draw(page,0, 10, 500, 700);
     * // Get the count of items in the list
     * let count: number = list.itemCollection.count;
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    constructor(items: string[]);
    /**
     * Gets the count of the list item collection.
     *
     * @returns {number} The count of the list items.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data, password);
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of ordered list
     * let list: PdfOrderedList = new PdfOrderedList();
     * // Initialize an array of string items
     * let products: string[] = ['Word', 'Excel', 'PDF', 'Power Point'];
     * // Add the items to list item collection by passing the array of products
     * list.items = new PdfListCollection(products);
     * / Draw the list on the page at specified bounds
     * list.draw(page,0, 10, 500, 700);
     * // Get the count of items from the list
     * let count: number = list.items.count;
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    readonly count: number;
    /**
     * Adds a `PdfListItem` to the collection.
     *
     * @param {PdfListItem} item The list item to be added to the collection.
     * ``` typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data, password);
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of ordered list
     * let list: PdfOrderedList = new PdfOrderedList();
     * // Add the items to list item collection by passing the array of products
     * let item: PdfListItem = new PdfListItem('Hello World');
     * // Add the item to the list
     * list.items.add(item);
     * // Draw the list on the page at specified coordinates and dimensions
     * list.draw(page, 20, 50, 500, 700);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    add(item: PdfListItem): void;
    /**
     * Adds a `PdfListItem` to the collection.
     *
     * @param {PdfListItem} item The list item to be added to the collection.
     * @param {number} itemIndent The indent of the list item
     * ``` typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data, password);
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create an instance of PdfOrderedList
     * let list: PdfOrderedList = new PdfOrderedList();
     * // Create a new item by passing a string value
     * let item: PdfListItem = new PdfListItem('Hello World');
     * // Add the item to the list with a specified text indent
     * list.items.add(item, 40);
     * // Draw the list on the page at specified coordinates and dimensions
     * list.draw(page, 20, 50, 500, 700);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    add(item: PdfListItem, itemIndent: number): void;
    /**
     * Retrieves the `PdfListItem` at the specified index in the collection.
     *
     * @param {number} index The zero-based index of the item to retrieve.
     * @returns {PdfListItem} The `PdfListItem` at the specified index.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(data, password);
     * // Accessing the first page of the document
     * let page: PdfPage = document.getpage(0);
     * // Create a ordered list
     * let list: PdfOrderedList = new PdfOrderedList();
     * // Initialize an array of strings
     * let products: string[] = ['Excel', 'Power Point', 'Word', 'Windows', 'MAUI'];
     * // Add the items to list item collection by passing the array of products
     * let itemCollection: PdfListItemCollection = new PdfListItemCollection(products);
     * // Retrieve a specific item from the list collection at a particular index
     * let item: PdflistItem = list.itemCollection.itemAt(1);
     * // Draw the list items on the page at specified coordinates and dimensions
     * list.draw(page, 10, 50, 500, 700);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    at(index: number): PdfListItem;
    /**
     * Removes a `PdfListItem` from the collection.
     *
     * @param {PdfListItem} item The list item to be removed from the collection.
     * @returns {void}
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(readFromResources('CircleAnnotation-Acrobat.pdf'));
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create a ordered list
     * let list: PdfOrderedList = new PdfOrderedList();
     * // Initialize an array of strings
     * let products: string[] = [
     *   'PDF is a file format designed to present documents consistently across devices and platforms.',
     *   'Excel is a widely used spreadsheet application developed by Microsoft.',
     *   'PDF stands for Portable Document Format.',
     *   'PowerPoint is a presentation program developed by Microsoft for creating slideshows.',
     *   'PowerPoint is widely used in business settings for creating presentations.'
     * ];
     * // Add the items to list item collection by passing the array of products
     * let item: PdfListItemCollection = new PdfListItemCollection(products);
     * // Remove a specific item from the collection
     * let itemToRemove: PdfListItem = list.items.at(0);
     * list.items.remove(itemToRemove);
     * // Draw the list on the page at specified coordinates and dimensions
     * list.draw(page, 10, 40, 300, 500);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    remove(item: PdfListItem): void;
    /**
     * Removes a `PdfListItem` at the specified index from the collection.
     *
     * @param {number} index The zero-based index of the item to remove.
     * @returns {void}
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(readFromResources('CircleAnnotation-Acrobat.pdf'));
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create a ordered list
     * let list: PdfOrderedList = new PdfOrderedList();
     * // Initialize an array of strings
     * let products: string[] = [
     *   'PDF is a file format designed to present documents consistently across devices and platforms.',
     *   'Excel is a widely used spreadsheet application developed by Microsoft.',
     *   'PDF stands for Portable Document Format.',
     *   'PowerPoint is a presentation program developed by Microsoft for creating slideshows.',
     *   'PowerPoint is widely used in business settings for creating presentations.'
     * ];
     * // Add the items to list item collection by passing the array of products
     * let item: PdfListItemCollection = new PdfListItemCollection(products);
     * // Remove a specific item from the collection by its index
     * list.items.removeAt(1);
     * // Draw the modified list on the page at specified bounds
     * list.draw(page, 10, 40, 300, 500);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    removeAt(index: number): void;
    /**
     * Clear the list item collection.
     *
     * @returns {void}
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(readFromResources('CircleAnnotation-Acrobat.pdf'));
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create a ordered list
     * let list: PdfOrderedList = new PdfOrderedList();
     * // Initialize an array of strings
     * let products: string[] = [
     *   'PDF is a file format designed to present documents consistently across devices and platforms.',
     *   'Excel is a widely used spreadsheet application developed by Microsoft.',
     *   'PDF stands for Portable Document Format.',
     *   'PowerPoint is a presentation program developed by Microsoft for creating slideshows.',
     *   'PowerPoint is widely used in business settings for creating presentations.'
     * ];
     * // Add the items to list item collection by passing the array of products
     * let item: PdfListItemCollection = new PdfListItemCollection(products);
     * // Draw the initial list on the page at specified coordinates and dimensions
     * list.draw(page, 10, 40, 300, 500);
     * // Clear the list item collection
     * list.items.clear();
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    clear(): void;
    /**
     * Inserts a `PdfListItem` into the collection at the specified index.
     *
     * @param {number} index The zero-based index at which the item should be inserted.
     * @param {PdfListItem} item The list item to be inserted into the collection.
     * @param {number} itemIndent The indent of the list item.
     * @returns {void}
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(readFromResources('CircleAnnotation-Acrobat.pdf'));
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create a ordered list
     * let list: PdfOrderedList = new PdfOrderedList();
     * // Initialize an array of strings
     * let products: string[] = [
     *   'PDF is a file format designed to present documents consistently across devices and platforms.',
     *   'Excel is a widely used spreadsheet application developed by Microsoft.',
     *   'PDF stands for Portable Document Format.',
     *   'PowerPoint is a presentation program developed by Microsoft for creating slideshows.',
     *   'PowerPoint is widely used in business settings for creating presentations.'
     * ];
     * // Add the items to list item collection by passing the array of products
     * list.items = new PdfListItemCollection(products);
     * // Create a new PdfListItem instance with some text
     * let item: PdfListItem = new PdfListItem('text');
     * // Insert the new item into the list at index 1 with an indent of 40
     * list.items.insert(1, item, 40);
     * // Draw the updated list on the page at specified coordinates and dimensions
     * list.draw(page, 10, 40, 300, 500);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    insert(index: number, item: PdfListItem, itemIndent: number): void;
    /**
     * Finds the index of a `PdfListItem` in the collection.
     *
     * @param {PdfListItem} item The list item to find in the collection.
     * @returns {number} The zero-based index of the item in the collection, or -1 if not found.
     * ```typescript
     * // Load an existing PDF document
     * let document: PdfDocument = new PdfDocument(readFromResources('CircleAnnotation-Acrobat.pdf'));
     * // Access the first page of the document
     * let page: PdfPage = document.getPage(0);
     * // Create a ordered list
     * let list: PdfOrderedList = new PdfOrderedList();
     * // Initialize an array of strings
     * let products: string[] = [
     *   'PDF is a file format designed to present documents consistently across devices and platforms.',
     *   'Excel is a widely used spreadsheet application developed by Microsoft.',
     *   'PDF stands for Portable Document Format.',
     *   'PowerPoint is a presentation program developed by Microsoft for creating slideshows.',
     *   'PowerPoint is widely used in business settings for creating presentations.'
     * ];
     * // Add the items to list item collection by passing the array of products
     * list.items = new PdfListItemCollection(products);
     * // Retrieve the first item from the collection
     * let item: PdfListItem = item._listItems[0];
     * // Find the index of the first item in the collection
     * let index: number = list.items.indexOf(item);
     * // Draw the list on the page at specified bounds
     * list.draw(page, 10, 40, 300, 500);
     * // Save the document
     * document.save('output.pdf');
     * // Destroy the document
     * document.destroy();
     * ```
     */
    indexOf(item: PdfListItem): number;
}