File: /home/salamatk/.trash/woodmart1/inc/admin/assets/js/libs/wp-color-picker-alpha.js
/**!
* 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: 3.0.1
* https://github.com/kallookoo/wp-color-picker-alpha
* Licensed under the GPLv2 license or later.
*/
(function($, undef) {
var wpColorPickerAlpha = {
'version': 300
};
// Always try to use the last version of this script.
if ('wpColorPickerAlpha' in window && 'version' in window.wpColorPickerAlpha) {
var version = parseInt(window.wpColorPickerAlpha.version, 10);
if (!isNaN(version) && version >= wpColorPickerAlpha.version) {
return;
}
}
// Prevent multiple initiations
if (Color.fn.hasOwnProperty('to_s')) {
return;
}
// Create new method to replace the `Color.toString()` inside the scripts.
Color.fn.to_s = function(type) {
type = (type || 'hex');
// Change hex to rgba to return the correct color.
if ('hex' === type && this._alpha < 1) {
type = 'rgba';
}
var color = '';
if ('hex' === type) {
color = this.toString();
} else if (!this.error) {
color = this.toCSS(type).replace(/\(\s+/, '(').replace(/\s+\)/, ')');
}
return color;
};
// Register the global variable.
window.wpColorPickerAlpha = wpColorPickerAlpha;
// Background image encoded
var backgroundImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAIAAAHnlligAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAHJJREFUeNpi+P///4EDBxiAGMgCCCAGFB5AADGCRBgYDh48CCRZIJS9vT2QBAggFBkmBiSAogxFBiCAoHogAKIKAlBUYTELAiAmEtABEECk20G6BOmuIl0CIMBQ/IEMkO0myiSSraaaBhZcbkUOs0HuBwDplz5uFJ3Z4gAAAABJRU5ErkJggg==';
/**
* Iris
*/
$.widget('a8c.iris', $.a8c.iris, {
/**
* Alpha options
*
* @since 3.0.0
*
* @type {Object}
*/
alphaOptions: {
alphaEnabled: false
},
/**
* Get the current color or the new color.
*
* @since 3.0.0
* @access private
*
* @param {Object|*} The color instance if not defined return the cuurent color.
*
* @return {string} The element's color.
*/
_getColor: function(color) {
if (color === undef) {
color = this._color;
}
if (this.alphaOptions.alphaEnabled) {
color = color.to_s(this.alphaOptions.alphaColorType);
if (!this.alphaOptions.alphaColorWithSpace) {
color = color.replace(/\s+/g, '');
}
return color;
}
return color.toString();
},
/**
* Create widget
*
* @since 3.0.0
* @access private
*
* @return {void}
*/
_create: function() {
try {
// Try to get the wpColorPicker alpha options.
this.alphaOptions = this.element.wpColorPicker('instance').alphaOptions;
}
catch (e) {
}
// We make sure there are all options
$.extend({}, this.alphaOptions, {
alphaEnabled : false,
alphaCustomWidth : 130,
alphaReset : false,
alphaColorType : 'hex',
alphaColorWithSpace: false
});
this._super();
},
/**
* Binds event listeners to the Iris.
*
* @since 3.0.0
* @access private
*
* @return {void}
*/
_addInputListeners: function(input) {
var self = this,
debounceTimeout = 100,
callback = function(event) {
var val = input.val(),
color = new Color(val),
val = val.replace(/^(#|(rgb|hsl)a?)/, ''),
type = self.alphaOptions.alphaColorType;
input.removeClass('iris-error');
if (!color.error) {
// let's not do this on keyup for hex shortcodes
if ('hex' !== type || !(event.type === 'keyup' && val.match(/^[0-9a-fA-F]{3}$/))) {
// Compare color ( #AARRGGBB )
if (color.toIEOctoHex() !== self._color.toIEOctoHex()) {
self._setOption('color', self._getColor(color));
}
}
} else if (val !== '') {
input.addClass('iris-error');
}
};
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.one('focus', function() {
self.show();
});
}
},
/**
* Init Controls
*
* @since 3.0.0
* @access private
*
* @return {void}
*/
_initControls: function() {
this._super();
if (this.alphaOptions.alphaEnabled) {
// Create Alpha controls
var self = this,
stripAlpha = self.controls.strip.clone(false, false),
stripAlphaSlider = stripAlpha.find('.iris-slider-offset'),
controls = {
stripAlpha : stripAlpha,
stripAlphaSlider: stripAlphaSlider
};
stripAlpha.addClass('iris-strip-alpha');
stripAlphaSlider.addClass('iris-slider-offset-alpha');
stripAlpha.appendTo(self.picker.find('.iris-picker-inner'));
// Push new controls
$.each(controls, function(k, v) {
self.controls[k] = v;
});
// Create slider
self.controls.stripAlphaSlider.slider({
orientation: 'vertical',
min : 0,
max : 100,
step : 1,
value : parseInt(self._color._alpha * 100),
slide : function(event, ui) {
self.active = 'strip';
// Update alpha value
self._color._alpha = parseFloat(ui.value / 100);
self._change.apply(self, arguments);
}
});
}
},
/**
* Create the controls sizes
*
* @since 3.0.0
* @access private
*
* @param {bool} reset Set to True for recreate the controls sizes.
*
* @return {void}
*/
_dimensions: function(reset) {
this._super(reset);
if (this.alphaOptions.alphaEnabled) {
var self = this,
opts = self.options,
controls = self.controls,
square = controls.square,
strip = self.picker.find('.iris-strip'),
innerWidth, squareWidth, stripWidth, stripMargin, totalWidth;
/**
* I use Math.round() to avoid possible size errors,
* this function returns the value of a number rounded
* to the nearest integer.
*
* The width to append all widgets,
* if border is enabled, 22 is subtracted.
* 20 for css left and right property
* 2 for css border
*/
innerWidth = Math.round(self.picker.outerWidth(true) - (opts.border ? 22 : 0));
// The width of the draggable, aka square.
squareWidth = Math.round(square.outerWidth());
// The width for the sliders
stripWidth = Math.round((innerWidth - squareWidth) / 2);
// The margin for the sliders
stripMargin = Math.round(stripWidth / 2);
// The total width of the elements.
totalWidth = Math.round(squareWidth + (stripWidth * 2) + (stripMargin * 2));
// Check and change if necessary.
while (totalWidth > innerWidth) {
stripWidth = Math.round(stripWidth - 2);
stripMargin = Math.round(stripMargin - 1);
totalWidth = Math.round(squareWidth + (stripWidth * 2) + (stripMargin * 2));
}
square.css('margin', '0');
strip.width(stripWidth).css('margin-left', stripMargin + 'px');
}
},
/**
* Callback to update the controls and the current color.
*
* @since 3.0.0
* @access private
*
* @return {void}
*/
_change: function() {
var self = this,
active = self.active;
self._super();
if (self.alphaOptions.alphaEnabled) {
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%'
],
target = self.picker.closest('.wp-picker-container').find('.wp-color-result');
self.options.color = self._getColor();
// Generate background slider alpha, only for CSS3.
controls.stripAlpha.css({'background': 'linear-gradient(to bottom, ' + gradient.join(', ') + '), url(' + backgroundImage + ')'});
// Update alpha value
if (active) {
controls.stripAlphaSlider.slider('value', alpha);
}
if (!self._color.error) {
self.element.removeClass('iris-error').val(self.options.color);
}
self.picker.find('.iris-palette-container').on('click.palette', '.iris-palette', function() {
var color = $(this).data('color');
if (self.alphaOptions.alphaReset) {
self._color._alpha = 1;
color = self._getColor();
}
self._setOption('color', color);
});
}
},
/**
* Paint dimensions.
*
* @since 3.0.0
* @access private
*
* @param {string} origin Origin (position).
* @param {string} control Type of the control,
*
* @return {void}
*/
_paintDimension: function(origin, control) {
var self = this,
color = false;
// Fix for slider hue opacity.
if (self.alphaOptions.alphaEnabled && 'strip' === control) {
color = self._color;
self._color = new Color(color.toString());
self.hue = self._color.h();
}
self._super(origin, control);
// Restore the color after paint.
if (color) {
self._color = color;
}
},
/**
* To update the options, see original source to view the available options.
*
* @since 3.0.0
*
* @param {string} key The Option name.
* @param {mixed} value The Option value to update.
*
* @return {void}
*/
_setOption: function(key, value) {
var self = this;
if ('color' === key && self.alphaOptions.alphaEnabled) {
// cast to string in case we have a number
value = '' + value;
newColor = new Color(value).setHSpace(self.options.mode);
// Check if error && Check the color to prevent callbacks with the same color.
if (!newColor.error && self._getColor(newColor) !== self._getColor()) {
self._color = newColor;
self.options.color = self._getColor();
self.active = 'external';
self._change();
}
} else {
return self._super(key, value);
}
},
/**
* Returns the iris object if no new color is provided. If a new color is provided, it sets the new color.
*
* @param newColor {string|*} The new color to use. Can be undefined.
*
* @since 3.0.0
*
* @return {string} The element's color.
*/
color: function(newColor) {
if (newColor === true) {
return this._color.clone();
}
if (newColor === undef) {
return this._getColor();
}
this.option('color', newColor);
}
});
/**
* wpColorPicker
*/
$.widget('wp.wpColorPicker', $.wp.wpColorPicker, {
/**
* Alpha options
*
* @since 3.0.0
*
* @type {Object}
*/
alphaOptions: {
alphaEnabled: false
},
/**
* Get the alpha options.
*
* @since 3.0.0
* @access private
*
* @return {object} The current alpha options.
*/
_getAlphaOptions: function() {
var el = this.element,
type = (el.data('type') || this.options.type),
color = (el.data('defaultColor') || el.val()),
options = {
alphaEnabled : (el.data('alphaEnabled') || false),
alphaCustomWidth : 130,
alphaReset : false,
alphaColorType : 'rgb',
alphaColorWithSpace: false
};
if (options.alphaEnabled) {
options.alphaEnabled = (el.is('input') && 'full' === type);
}
if (!options.alphaEnabled) {
return options;
}
options.alphaColorWithSpace = (color && color.match(/\s/));
$.each(options, function(name, defaultValue) {
var value = (el.data(name) || defaultValue);
switch (name) {
case 'alphaCustomWidth':
value = (value ? parseInt(value, 10) : 0);
value = (isNaN(value) ? defaultValue : value);
break;
case 'alphaColorType':
if (!value.match(/^(hex|(rgb|hsl)a?)$/)) {
if (color && color.match(/^#/)) {
value = 'hex';
} else if (color && color.match(/^hsla?/)) {
value = 'hsl';
} else {
value = defaultValue;
}
}
break;
default:
value = !!value;
break;
}
options[name] = value;
});
return options;
},
/**
* Create widget
*
* @since 3.0.0
* @access private
*
* @return {void}
*/
_create: function() {
// Return early if Iris support is missing.
if (!$.support.iris) {
return;
}
// Set the alpha options for the current instance.
this.alphaOptions = this._getAlphaOptions();
// Create widget.
this._super();
},
/**
* Binds event listeners to the color picker and create options, etc...
*
* @since 3.0.0
* @access private
*
* @return {void}
*/
_addListeners: function() {
if (!this.alphaOptions.alphaEnabled) {
return this._super();
}
var self = this,
el = self.element,
isDeprecated = self.toggler.is('a');
this.alphaOptions.defaultWidth = el.width();
if (this.alphaOptions.alphaCustomWidth) {
el.width(parseInt(this.alphaOptions.defaultWidth + this.alphaOptions.alphaCustomWidth, 10));
}
self.toggler.css({
'position' : 'relative',
'background-image': 'url(' + backgroundImage + ')'
});
if (isDeprecated) {
self.toggler.html('<span class="color-alpha" />');
} else {
self.toggler.append('<span class="color-alpha" />');
}
self.colorAlpha = self.toggler.find('span.color-alpha').css({
'width' : '30px',
'height' : '100%',
'position' : 'absolute',
'top' : 0,
'background-color': el.val()
});
// Define the correct position for ltr or rtl direction.
if ('ltr' === self.colorAlpha.css('direction')) {
self.colorAlpha.css({
'border-bottom-left-radius': '2px',
'border-top-left-radius' : '2px',
'left' : 0
});
} else {
self.colorAlpha.css({
'border-bottom-right-radius': '2px',
'border-top-right-radius' : '2px',
'right' : 0
});
}
el.iris({
/**
* @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 3.0.0
*
* @param {Event} event The event that's being called.
* @param {HTMLElement} ui The HTMLElement containing the color picker.
*
* @returns {void}
*/
change: function(event, ui) {
self.colorAlpha.css({'background-color': ui.color.to_s(self.alphaOptions.alphaColorType)});
// fire change callback if we have one
if (typeof self.options.change === 'function') {
self.options.change.call(this, event, ui);
}
}
});
/**
* Prevent any clicks inside this widget from leaking to the top and closing it.
*
* @since 3.0.0
*
* @param {Event} event The event that's being called.
*
* @return {void}
*/
self.wrap.on('click.wpcolorpicker', function(event) {
event.stopPropagation();
});
/**
* Open or close the color picker depending on the class.
*
* @since 3.0.0
*/
self.toggler.on('click', function() {
if (self.toggler.hasClass('wp-picker-open')) {
self.close();
} else {
self.open();
}
});
/**
* Checks if value is empty when changing the color in the color picker.
* If so, the background color is cleared.
*
* @since 3.0.0
*
* @param {Event} event The event that's being called.
*
* @return {void}
*/
el.on( 'change', function(event) {
var val = $(this).val();
if (el.hasClass('iris-error') || val === '' || val.match(/^(#|(rgb|hsl)a?)$/)) {
if (isDeprecated) {
self.toggler.removeAttr('style');
}
self.colorAlpha.css('background-color', '');
// fire clear callback if we have one
if (typeof self.options.clear === 'function') {
self.options.clear.call(this, event);
}
}
});
/**
* Enables the user to either clear the color in the color picker or revert back to the default color.
*
* @since 3.0.0
*
* @param {Event} event The event that's being called.
*
* @return {void}
*/
self.button.on('click', function(event) {
if ($(this).hasClass('wp-picker-default')) {
el.val(self.options.defaultColor).trigger('change');
} else if ($(this).hasClass('wp-picker-clear')) {
el.val('');
if (isDeprecated) {
self.toggler.removeAttr('style');
}
self.colorAlpha.css('background-color', '');
// fire clear callback if we have one
if (typeof self.options.clear === 'function') {
self.options.clear.call(this, event);
}
el.trigger('change');
}
});
}
});
}(jQuery));