/// <reference path="../decl/ArrayLike.d.ts" />
/// <reference path="../decl/Dict.d.ts" />
import Parser = require('./Parser');
import Period = require('../unit/Period');
export declare type Callback = (period: Period.Period) => void;
export interface ATPOptions {
    /**
     * Data attribute that is used to identify which elements need to be injected by countdown components, as well as
     * specify which type of component to inject.
     *
     * {@code <div data-{displayAttribute}="D"></div>} will be injected with the amount of days left over for the
     * countdown.
     *
     * The injection is performed by replacing the innerHTML of the tagged elements with the (possibly zero-padded)
     * value, any previous content will be discarded.
     *
     * Defaults to {@see DOM_DISPLAY_ATTRIBUTE}
     */
    displayAttribute?: string;
    /**
     * Data attribute that is used to identify which elements need to be hidden once a specific countdown component
     * becomes insignificant, as well as specify the exact component type to monitor for this event.
     *
     * For more information about significance {@link Period.TimeValue.significant}.
     *
     * {@code <div data-{hidableAttribute}="D"></div>} will be hidden when the countdown has less than 1 day remaining.
     *
     * The element is hidden by setting the css attribute 'display' to 'none', essentially removing the element from
     * the visual part of the DOM.
     *
     * Defaults to {@see DOM_HIDABLE_ATTRIBUTE}
     */
    hidableAttribute?: string;
    /**
     * Modify the default zero-padding behavior for the various {@link Period.TimeKey} components.
     * If a key is set to true in this map, it will zero-pad the values in the template.
     *
     * Defaults to {@see DEFAULT_KEY_PADDING}
     */
    zeroPadOverrides?: Dict<boolean>;
}
export declare type SubCallback = (period: Period.Period) => boolean;
/**
 * The AttributeTemplateParser builds a countdown using a pre-existing DOM structure containing specific data-attribute
 * values to mark which elements need to be injected with values for the countdown.
 *
 * data-{opts.displayAttribute} specifies injection of countdown components. {@see Period.TimeKey}
 * data-{opts.hidableAttribute} specifies elements that need to be hidden once a countdown component becomes
 * insignificant.
 */
export declare class AttributeTemplateParser implements Parser.Parser {
    private kDisplay;
    private kHidable;
    private padKeys;
    /**
     * Construct a data-attribute-based parser with the given options.
     *
     * @param {object} opts options to modify some parsing behaviours.
     */
    constructor(opts: ATPOptions);
    build(roots: ArrayLikeShim<HTMLElement>): Callback;
}