340 lines
11 KiB
JavaScript
340 lines
11 KiB
JavaScript
/**!
|
|
* 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: 1.2.2
|
|
* https://github.com/23r9i0/wp-color-picker-alpha
|
|
* Copyright (c) 2015 Sergio P.A. (23r9i0).
|
|
* 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
|
|
_before = '<button type="button" class="button wp-color-result" aria-expanded="false" style="position:relative;"><span class="wp-color-result-text">' + wpColorPickerL10n.pick + '</span></button>',
|
|
_after = '<div class="wp-picker-holder" />',
|
|
_wrap = '<div class="wp-picker-container" />',
|
|
_button = '<input type="button" class="button button-small" />',
|
|
_wrappingLabel = '<label></label>',
|
|
_wrappingLabelText = '<span class="screen-reader-text"></span>';
|
|
|
|
/**
|
|
* 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, {
|
|
_create: function() {
|
|
// bail early for unsupported Iris.
|
|
if ( ! $.support.iris )
|
|
return;
|
|
|
|
var self = this,
|
|
el = self.element;
|
|
|
|
self.inputWrapper = el.closest( '.wp-picker-input-wrap' );
|
|
|
|
$.extend( self.options, el.data() );
|
|
|
|
// keep close bound so it can be attached to a body listener
|
|
self.close = $.proxy( self.close, self );
|
|
|
|
self.initialValue = el.val();
|
|
|
|
// Set up HTML structure, hide things
|
|
el.addClass( 'wp-color-picker' ).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 );
|
|
|
|
if ( self.options.defaultColor ) {
|
|
self.button.addClass( 'wp-picker-default' ).val( wpColorPickerL10n.defaultString );
|
|
} else {
|
|
self.button.addClass( 'wp-picker-clear' ).val( wpColorPickerL10n.clear );
|
|
}
|
|
|
|
el.wrap( '<span class="wp-picker-input-wrap hidden" />' ).after( self.button );
|
|
|
|
el.iris( {
|
|
target : self.pickerContainer,
|
|
hide : self.options.hide,
|
|
width : self.options.width,
|
|
mode : self.options.mode,
|
|
palettes : self.options.palettes,
|
|
change : function( event, ui ) {
|
|
if ( self.options.alpha ) {
|
|
self.toggler.css( { 'background-image' : 'url(' + image + ')' } ).html( '<span class="wp-color-result-text" style="position:relative;z-index:1;">' + wpColorPickerL10n.pick + '</span><span />' );
|
|
self.toggler.find( 'span' ).last().css( {
|
|
'width' : '100%',
|
|
'height' : '100%',
|
|
'position' : 'absolute',
|
|
'top' : 0,
|
|
'left' : 0,
|
|
'border-top-left-radius' : '3px',
|
|
'border-bottom-left-radius' : '3px',
|
|
'background' : ui.color.toString()
|
|
} );
|
|
} else {
|
|
self.toggler.css( { backgroundColor : ui.color.toString() } );
|
|
}
|
|
|
|
// Check for a custom cb
|
|
if ( $.isFunction( self.options.change ) )
|
|
self.options.change.call( this, event, ui );
|
|
}
|
|
} );
|
|
|
|
el.val( self.initialValue );
|
|
self._addListeners();
|
|
|
|
if ( ! self.options.hide ) {
|
|
self.toggler.click();
|
|
}
|
|
},
|
|
_addListeners: function() {
|
|
var self = this;
|
|
|
|
// prevent any clicks inside this widget from leaking to the top and closing it
|
|
self.wrap.on( 'click.wpcolorpicker', function( event ) {
|
|
event.stopPropagation();
|
|
} );
|
|
|
|
self.toggler.on( 'click', function() {
|
|
if ( self.toggler.hasClass( 'wp-picker-open' ) ) {
|
|
self.close();
|
|
} else {
|
|
self.open();
|
|
}
|
|
});
|
|
|
|
self.element.on( 'change', function( event ) {
|
|
// Empty or Error = clear
|
|
if ( $( this ).val() === '' || self.element.hasClass( 'iris-error' ) ) {
|
|
if ( self.options.alpha ) {
|
|
self.toggler.removeAttr( 'style' );
|
|
self.toggler.find( 'span' ).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 );
|
|
}
|
|
} );
|
|
|
|
// open a keyboard-focused closed picker with space or enter
|
|
self.toggler.on( 'keyup', function( event ) {
|
|
if ( event.keyCode === 13 || event.keyCode === 32 ) {
|
|
event.preventDefault();
|
|
self.toggler.trigger( 'click' ).next().focus();
|
|
}
|
|
});
|
|
|
|
self.button.on( 'click', function( event ) {
|
|
if ( $( this ).hasClass( 'wp-picker-clear' ) ) {
|
|
self.element.val( '' );
|
|
if ( self.options.alpha ) {
|
|
self.toggler.removeAttr( 'style' );
|
|
self.toggler.find( 'span' ).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 = this.element.data( 'alpha' ) || false;
|
|
|
|
// 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 = '<div class="iris-strip iris-slider iris-alpha-slider"><div class="iris-slider-offset iris-slider-offset-alpha"></div></div>',
|
|
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 ) );
|
|
|
|
// Auto Call plugin is class is color-picker
|
|
jQuery( document ).ready( function( $ ) {
|
|
$( '.color-picker' ).wpColorPicker();
|
|
} ); |