/**! * wp-color-picker-alpha * * Overwrite Automattic Iris for enabled Alpha Channel in wpColorPicker * Only run in input and is defined data alpha in true * * Version: 2.1.2 * https://github.com/kallookoo/wp-color-picker-alpha * Licensed under the GPLv2 license. */ ( function ( $ ) { // Variable for some backgrounds ( grid ) var image = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAIAAAHnlligAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAHJJREFUeNpi+P///4EDBxiAGMgCCCAGFB5AADGCRBgYDh48CCRZIJS9vT2QBAggFBkmBiSAogxFBiCAoHogAKIKAlBUYTELAiAmEtABEECk20G6BOmuIl0CIMBQ/IEMkO0myiSSraaaBhZcbkUOs0HuBwDplz5uFJ3Z4gAAAABJRU5ErkJggg==', // html stuff for wpColorPicker copy of the original color-picker.js _after = '
', _wrap = '', _button = '', // Prevent CSS issues in < WordPress 4.9 _deprecated = ( wpColorPickerL10n.current !== undefined ); // Declare some global variables when is deprecated or not if ( _deprecated ) { var _before = ''; } else { var _before = '', _wrappingLabel = '', _wrappingLabelText = ''; } /** * Overwrite Color * for enable support rbga */ Color.fn.toString = function () { if ( this._alpha < 1 ) return this.toCSS( 'rgba', this._alpha ).replace( /\s+/g, '' ); var hex = parseInt( this._color, 10 ).toString( 16 ); if ( this.error ) return ''; if ( hex.length < 6 ) hex = ( '00000' + hex ).substr( -6 ); return '#' + hex; }; /** * Overwrite wpColorPicker */ $.widget( 'wp.wpColorPicker', $.wp.wpColorPicker, { /** * @summary Creates the color picker. * * Creates the color picker, sets default values, css classes and wraps it all in HTML. * * @since 3.5.0 * * @access private * * @returns {void} */ _create: function () { // Return early if Iris support is missing. if ( !$.support.iris ) { return; } var self = this, el = self.element; // Override default options with options bound to the element. $.extend( self.options, el.data() ); // Create a color picker which only allows adjustments to the hue. if ( self.options.type === 'hue' ) { return self._createHueOnly(); } // Bind the close event. self.close = $.proxy( self.close, self ); self.initialValue = el.val(); // Add a CSS class to the input field. el.addClass( 'wp-color-picker' ); if ( _deprecated ) { el.hide().wrap( _wrap ); self.wrap = el.parent(); self.toggler = $( _before ) .insertBefore( el ) .css( { backgroundColor: self.initialValue } ) .attr( 'title', wpColorPickerL10n.pick ) .attr( 'data-current', wpColorPickerL10n.current ); self.pickerContainer = $( _after ).insertAfter( el ); self.button = $( _button ).addClass( 'hidden' ); } else { /* * Check if there's already a wrapping label, e.g. in the Customizer. * If there's no label, add a default one to match the Customizer template. */ if ( !el.parent( 'label' ).length ) { // Wrap the input field in the default label. el.wrap( _wrappingLabel ); // Insert the default label text. self.wrappingLabelText = $( _wrappingLabelText ) .insertBefore( el ) .text( wpColorPickerL10n.defaultLabel ); } /* * At this point, either it's the standalone version or the Customizer * one, we have a wrapping label to use as hook in the DOM, let's store it. */ self.wrappingLabel = el.parent(); // Wrap the label in the main wrapper. self.wrappingLabel.wrap( _wrap ); // Store a reference to the main wrapper. self.wrap = self.wrappingLabel.parent(); // Set up the toggle button and insert it before the wrapping label. self.toggler = $( _before ) .insertBefore( self.wrappingLabel ) .css( { backgroundColor: self.initialValue } ); // Set the toggle button span element text. self.toggler.find( '.wp-color-result-text' ).text( wpColorPickerL10n.pick ); // Set up the Iris container and insert it after the wrapping label. self.pickerContainer = $( _after ).insertAfter( self.wrappingLabel ); // Store a reference to the Clear/Default button. self.button = $( _button ); } // Set up the Clear/Default button. if ( self.options.defaultColor ) { self.button.addClass( 'wp-picker-default' ).val( wpColorPickerL10n.defaultString ); if ( !_deprecated ) { self.button.attr( 'aria-label', wpColorPickerL10n.defaultAriaLabel ); } } else { self.button.addClass( 'wp-picker-clear' ).val( wpColorPickerL10n.clear ); if ( !_deprecated ) { self.button.attr( 'aria-label', wpColorPickerL10n.clearAriaLabel ); } } if ( _deprecated ) { el.wrap( '' ).after( self.button ); } else { // Wrap the wrapping label in its wrapper and append the Clear/Default button. self.wrappingLabel .wrap( '' ) .after( self.button ); /* * The input wrapper now contains the label+input+Clear/Default button. * Store a reference to the input wrapper: we'll use this to toggle * the controls visibility. */ self.inputWrapper = el.closest( '.wp-picker-input-wrap' ); } el.iris( { target: self.pickerContainer, hide: self.options.hide, width: self.options.width, mode: self.options.mode, palettes: self.options.palettes, /** * @summary Handles the onChange event if one has been defined in the options. * * Handles the onChange event if one has been defined in the options and additionally * sets the background color for the toggler element. * * @since 3.5.0 * * @param {Event} event The event that's being called. * @param {HTMLElement} ui The HTMLElement containing the color picker. * * @returns {void} */ change: function ( event, ui ) { if ( self.options.alpha ) { self.toggler.css( { 'background-image': 'url(' + image + ')' } ); if ( _deprecated ) { self.toggler.html( '' ); } else { self.toggler.css( { 'position': 'relative' } ); if ( self.toggler.find( 'span.color-alpha' ).length == 0 ) { self.toggler.append( '' ); } } self.toggler.find( 'span.color-alpha' ).css( { 'width': '30px', 'height': '24px', 'position': 'absolute', 'top': 0, 'left': 0, 'border-top-left-radius': '2px', 'border-bottom-left-radius': '2px', 'background': ui.color.toString() } ); } else { self.toggler.css( { backgroundColor: ui.color.toString() } ); } if ( $.isFunction( self.options.change ) ) { self.options.change.call( this, event, ui ); } } } ); el.val( self.initialValue ); self._addListeners(); // Force the color picker to always be closed on initial load. if ( !self.options.hide ) { self.toggler.click(); } }, /** * @summary Binds event listeners to the color picker. * * @since 3.5.0 * * @access private * * @returns {void} */ _addListeners: function () { var self = this; /** * @summary Prevent any clicks inside this widget from leaking to the top and closing it. * * @since 3.5.0 * * @param {Event} event The event that's being called. * * @returs {void} */ self.wrap.on( 'click.wpcolorpicker', function ( event ) { event.stopPropagation(); } ); /** * @summary Open or close the color picker depending on the class. * * @since 3.5 */ self.toggler.click( function () { /* CVP fix self.open() is not defined in WP < 4.0 */ if ( self.toggler.hasClass( 'wp-picker-open' ) ) { if ( typeof self.close === 'function' ) { self.close(); } else { // copied in close() of color-picker.js of WP 4.0 self.element.hide().iris( 'toggle' ); self.button.addClass( 'hidden' ); self.toggler.removeClass( 'wp-picker-open' ); $( 'body' ).off( 'click.wpcolorpicker', self.close ); } } else { if ( typeof self.open === 'function' ) { self.open(); } else { // copied in open() of color-picker.js of WP 4.0 self.element.show().iris( 'toggle' ).focus(); self.button.removeClass( 'hidden' ); self.toggler.addClass( 'wp-picker-open' ); $( 'body' ).trigger( 'click.wpcolorpicker' ).on( 'click.wpcolorpicker', self.close ); } } } ); /** * @summary Checks if value is empty when changing the color in the color picker. * * Checks if value is empty when changing the color in the color picker. * If so, the background color is cleared. * * @since 3.5.0 * * @param {Event} event The event that's being called. * * @returns {void} */ self.element.on( 'change', function ( event ) { // Empty or Error = clear if ( $( this ).val() === '' || self.element.hasClass( 'iris-error' ) ) { if ( self.options.alpha ) { if ( _deprecated ) { self.toggler.removeAttr( 'style' ); } self.toggler.find( 'span.color-alpha' ).css( 'backgroundColor', '' ); } else { self.toggler.css( 'backgroundColor', '' ); } // fire clear callback if we have one if ( $.isFunction( self.options.clear ) ) self.options.clear.call( this, event ); } } ); /** * @summary Enables the user to clear or revert the color in the color picker. * * Enables the user to either clear the color in the color picker or revert back to the default color. * * @since 3.5.0 * * @param {Event} event The event that's being called. * * @returns {void} */ self.button.on( 'click', function ( event ) { if ( $( this ).hasClass( 'wp-picker-clear' ) ) { self.element.val( '' ); if ( self.options.alpha ) { if ( _deprecated ) { self.toggler.removeAttr( 'style' ); } self.toggler.find( 'span.color-alpha' ).css( 'backgroundColor', '' ); } else { self.toggler.css( 'backgroundColor', '' ); } if ( $.isFunction( self.options.clear ) ) self.options.clear.call( this, event ); } else if ( $( this ).hasClass( 'wp-picker-default' ) ) { self.element.val( self.options.defaultColor ).change(); } } ); }, } ); /** * Overwrite iris */ $.widget( 'a8c.iris', $.a8c.iris, { _create: function () { this._super(); // Global option for check is mode rbga is enabled this.options.alpha = true; /* CVP enables for all elements */ // Is not input disabled if ( !this.element.is( ':input' ) ) this.options.alpha = false; if ( typeof this.options.alpha !== 'undefined' && this.options.alpha ) { var self = this, el = self.element, _html = ' ', aContainer = $( _html ).appendTo( self.picker.find( '.iris-picker-inner' ) ), aSlider = aContainer.find( '.iris-slider-offset-alpha' ), controls = { aContainer: aContainer, aSlider: aSlider }; if ( typeof el.data( 'custom-width' ) !== 'undefined' ) { self.options.customWidth = parseInt( el.data( 'custom-width' ) ) || 0; } else { self.options.customWidth = 100; } // Set default width for input reset self.options.defaultWidth = el.width(); // Update width for input if ( self._color._alpha < 1 || self._color.toString().indexOf( 'rgb' ) != -1 ) el.width( parseInt( self.options.defaultWidth + self.options.customWidth ) ); // Push new controls $.each( controls, function ( k, v ) { self.controls[k] = v; } ); // Change size strip and add margin for sliders self.controls.square.css( { 'margin-right': '0' } ); var emptyWidth = ( self.picker.width() - self.controls.square.width() - 20 ), stripsMargin = ( emptyWidth / 6 ), stripsWidth = ( ( emptyWidth / 2 ) - stripsMargin ); $.each( [ 'aContainer', 'strip' ], function ( k, v ) { self.controls[v].width( stripsWidth ).css( { 'margin-left': stripsMargin + 'px' } ); } ); // Add new slider self._initControls(); // For updated widget self._change(); } }, _initControls: function () { this._super(); if ( this.options.alpha ) { var self = this, controls = self.controls; controls.aSlider.slider( { orientation: 'vertical', min: 0, max: 100, step: 1, value: parseInt( self._color._alpha * 100 ), slide: function ( event, ui ) { // Update alpha value self._color._alpha = parseFloat( ui.value / 100 ); self._change.apply( self, arguments ); } } ); } }, _change: function () { this._super(); var self = this, el = self.element; if ( this.options.alpha ) { var controls = self.controls, alpha = parseInt( self._color._alpha * 100 ), color = self._color.toRgb(), gradient = [ 'rgb(' + color.r + ',' + color.g + ',' + color.b + ') 0%', 'rgba(' + color.r + ',' + color.g + ',' + color.b + ', 0) 100%' ], defaultWidth = self.options.defaultWidth, customWidth = self.options.customWidth, target = self.picker.closest( '.wp-picker-container' ).find( '.wp-color-result' ); // Generate background slider alpha, only for CSS3 old browser fuck!! :) controls.aContainer.css( { 'background': 'linear-gradient(to bottom, ' + gradient.join( ', ' ) + '), url(' + image + ')' } ); if ( target.hasClass( 'wp-picker-open' ) ) { // Update alpha value controls.aSlider.slider( 'value', alpha ); /** * Disabled change opacity in default slider Saturation ( only is alpha enabled ) * and change input width for view all value */ if ( self._color._alpha < 1 ) { controls.strip.attr( 'style', controls.strip.attr( 'style' ).replace( /rgba\(([0-9]+,)(\s+)?([0-9]+,)(\s+)?([0-9]+)(,(\s+)?[0-9\.]+)\)/g, 'rgb($1$3$5)' ) ); el.width( parseInt( defaultWidth + customWidth ) ); } else { el.width( defaultWidth ); } } } var reset = el.data( 'reset-alpha' ) || false; if ( reset ) { self.picker.find( '.iris-palette-container' ).on( 'click.palette', '.iris-palette', function () { self._color._alpha = 1; self.active = 'external'; self._change(); } ); } }, _addInputListeners: function ( input ) { var self = this, debounceTimeout = 100, callback = function ( event ) { var color = new Color( input.val() ), val = input.val(); input.removeClass( 'iris-error' ); // we gave a bad color if ( color.error ) { // don't error on an empty input if ( val !== '' ) input.addClass( 'iris-error' ); } else { if ( color.toString() !== self._color.toString() ) { // let's not do this on keyup for hex shortcodes if ( !( event.type === 'keyup' && val.match( /^[0-9a-fA-F]{3}$/ ) ) ) self._setOption( 'color', color.toString() ); } } }; input.on( 'change', callback ).on( 'keyup', self._debounce( callback, debounceTimeout ) ); // If we initialized hidden, show on first focus. The rest is up to you. if ( self.options.hide ) { input.on( 'focus', function () { self.show(); } ); } } } ); }( jQuery ) );