/*!
 * jQuery UI Progressbar 1.12.2-pre
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//>>label: Progressbar
//>>group: Widgets
// jscs:disable maximumLineLength
//>>description: Displays a status indicator for loading state, standard percentage, and other progress indicators.
// jscs:enable maximumLineLength
//>>docs: http://api.jqueryui.com/progressbar/
//>>demos: http://jqueryui.com/progressbar/
//>>css.structure: ../../themes/base/core.css
//>>css.structure: ../../themes/base/progressbar.css
//>>css.theme: ../../themes/base/theme.css

( function( factory, global ) {
	if (
		typeof require === "function" &&
		typeof exports === "object" &&
		typeof module === "object" ) {

		// CommonJS or Node
		factory( require( "jquery" ), require( "../version" ), require( "../widget" ) );
	} else if ( typeof define === "function" && define.amd ) {

		// AMD. Register as an anonymous module.
		define( [ "jquery", "../version", "../widget" ], factory );
	} else {

		// Globals
		factory( global.jQuery );
	}
}( function( $ ) {

if ( typeof $.ui.progressbar === "undefined" ) {
	$.widget( "ui.progressbar", {
		version: "1.12.2-pre",
		options: {
			classes: {
				"ui-progressbar": "ui-corner-all",
				"ui-progressbar-value": "ui-corner-left",
				"ui-progressbar-complete": "ui-corner-right"
			},
			max: 100,
			value: 0,

			change: null,
			complete: null
		},

		min: 0,

		_create: function() {

			// Constrain initial value
			this.oldValue = this.options.value = this._constrainedValue();

			this.element.attr( {

				// Only set static values; aria-valuenow and aria-valuemax are
				// set inside _refreshValue()
				role: "progressbar",
				"aria-valuemin": this.min
			} );
			this._addClass( "ui-progressbar", "ui-widget ui-widget-content" );

			this.valueDiv = $( "<div>" ).appendTo( this.element );
			this._addClass( this.valueDiv, "ui-progressbar-value", "ui-widget-header" );
			this._refreshValue();
		},

		_destroy: function() {
			this.element.removeAttr( "role aria-valuemin aria-valuemax aria-valuenow" );

			this.valueDiv.remove();
		},

		value: function( newValue ) {
			if ( newValue === undefined ) {
				return this.options.value;
			}

			this.options.value = this._constrainedValue( newValue );
			this._refreshValue();
		},

		_constrainedValue: function( newValue ) {
			if ( newValue === undefined ) {
				newValue = this.options.value;
			}

			this.indeterminate = newValue === false;

			// Sanitize value
			if ( typeof newValue !== "number" ) {
				newValue = 0;
			}

			return this.indeterminate ? false :
				Math.min( this.options.max, Math.max( this.min, newValue ) );
		},

		_setOptions: function( options ) {

			// Ensure "value" option is set after other values (like max)
			var value = options.value;
			delete options.value;

			this._super( options );

			this.options.value = this._constrainedValue( value );
			this._refreshValue();
		},

		_setOption: function( key, value ) {
			if ( key === "max" ) {

				// Don't allow a max less than min
				value = Math.max( this.min, value );
			}
			this._super( key, value );
		},

		_setOptionDisabled: function( value ) {
			this._super( value );

			this.element.attr( "aria-disabled", value );
			this._toggleClass( null, "ui-state-disabled", !!value );
		},

		_percentage: function() {
			return this.indeterminate ?
				100 :
				100 * ( this.options.value - this.min ) / ( this.options.max - this.min );
		},

		_refreshValue: function() {
			var value = this.options.value,
				percentage = this._percentage();

			this.valueDiv
				.toggle( this.indeterminate || value > this.min )
				.width( percentage.toFixed( 0 ) + "%" );

			this
				._toggleClass( this.valueDiv, "ui-progressbar-complete", null,
					value === this.options.max )
				._toggleClass( "ui-progressbar-indeterminate", null, this.indeterminate );

			if ( this.indeterminate ) {
				this.element.removeAttr( "aria-valuenow" );
				if ( !this.overlayDiv ) {
					this.overlayDiv = $( "<div>" ).appendTo( this.valueDiv );
					this._addClass( this.overlayDiv, "ui-progressbar-overlay" );
				}
			} else {
				this.element.attr( {
					"aria-valuemax": this.options.max,
					"aria-valuenow": value
				} );
				if ( this.overlayDiv ) {
					this.overlayDiv.remove();
					this.overlayDiv = null;
				}
			}

			if ( this.oldValue !== value ) {
				this.oldValue = value;
				this._trigger( "change" );
			}
			if ( value === this.options.max ) {
				this._trigger( "complete" );
			}
		}
	} );
}

return $.ui.progressbar;

},
	typeof global !== "undefined" ? global :
	typeof self !== "undefined" ? self :
	typeof window !== "undefined" ? window :
	{}
) );
