/home/arranoyd/gazehome/wp-content/plugins/uncode-core/includes/theme-options/assets/js/gradX.js
;
'use strict';
//make me jquery UI independent
if (typeof jQuery.fn.draggable === "undefined") {
(function($) {
$.fn.draggable = function() {
var ele = document.getElementById(this.attr("id"));
ele.style.top = "121px";
Drag.init(ele, null, 26, 426, 86, 86);
return this;
};
}(jQuery));
}
var gradX = function(id, _options) {
var options = {
targets: [], //[element selector] -> array
sliders: [],
direction: 'left',
//if linear left | top | right | bottom
//if radial left | center | right , top | center | bottom
type: 'linear', //linear | circle | ellipse
code_shown: false, //false | true
change: function(sliders, styles) {
//nothing to do here by default
}
};
//make global
gradx = {
rand_RGB: [],
rand_pos: [],
id: null,
slider_ids: [],
slider_index: 0, //global index for sliders
sliders: [], //contains styles of each slider
direction: "left", //direction of gradient or position of centre in case of radial gradients
type: "linear", //linear or radial
shape: "cover", //radial gradient size
slider_hovered: [],
jQ_present: true,
code_shown: false,
load_jQ: function() {
//handle any library conflicts here
this.gx = jQuery;
},
//very lazy to replace this by jQuery
add_event: function(el, evt, evt_func) {
add_event(el, evt, evt_func);
},
get_random_position: function() {
var pos;
do {
pos = parseInt(Math.random() * 100);
}
while (this.rand_pos.indexOf(pos) > -1);
this.rand_pos.push(pos);
return pos;
},
get_random_rgb: function() {
var R, G, B, color;
do {
R = parseInt(Math.random() * 255);
G = parseInt(Math.random() * 255);
B = parseInt(Math.random() * 255);
color = "rgb(" + R + ", " + G + ", " + B + ")";
}
while (this.rand_RGB.indexOf(color) > -1);
this.rand_RGB.push(color);
return color;
},
//if target element is specified the target's style (background) is updated
update_target: function(values) {
if (this.targets.length > 0) {
//target elements exist
var i, j, ele, len = this.targets.length, v_len = values.length;
for (i = 0; i < len; i++) {
ele = gradx.gx(this.targets[i]);
for (j = 0; j < v_len; j++) {
ele.css("background-image", values[j]);
}
}
}
},
//apply styles on fly
apply_style: function(ele, value) {
var type = 'linear';
var linear_dir = this.direction;
if (gradx.type != 'linear') {
type = 'radial';
} else {
if ( this.direction === 'left' ) {
linear_dir = 'right';
} else if ( this.direction === 'right' ) {
linear_dir = 'left';
} else if ( this.direction === 'top' ) {
linear_dir = 'bottom';
} else {
linear_dir = 'top';
}
}
if (value.indexOf(linear_dir) > -1) {
//add cross-browser compatibility
var values = [
// "-webkit-" + type + "-gradient(" + value + ")",
// "-moz-" + type + "-gradient(" + value + ")",
// "-ms-" + type + "-gradient(" + value + ")",
// "-o-" + type + "-gradient(" + value + ")",
type + "-gradient(" + value + ")"
];
} else {
//normal color
values = [value];
}
var len = values.length, css = '';
while (len > 0) {
len--;
ele.css("background", values[len]);
css += "background: " + values[len] + ";";
}
//call the userdefined change function
this.change(this.sliders, values);
//this.update_target(values);
var sliderObj = [];
for (i = 0; i < this.sliders.length; i++) {
var singleSlide = {color: this.sliders[i][0], position: this.sliders[i][1]};
sliderObj.push(singleSlide);
}
var colorValue = new Object();
colorValue['css'] = css;
colorValue['sliders'] = sliderObj;
colorValue['type'] = this.type;
colorValue['direction'] = this.direction;
jQuery(id).closest('.format-setting-inner').find('.input-gradient').val(JSON.stringify(colorValue));
},
//on load
apply_default_styles: function() {
this.update_style_array()
var value = this.get_style_value();
this.apply_style(this.panel, value);
},
//update the slider_values[] while dragging
update_style_array: function() {
this.sliders = [];
var len = gradx.slider_ids.length,
i, offset, position, id;
for (i = 0; i < len; i++) {
id = "#" + gradx.slider_ids[i];
offset = parseInt(gradx.gx(id).css("left"));
position = parseInt((offset / gradx.container_width) * 100);
position -= 6; //TODO: find why this is required
gradx.sliders.push([gradx.gx(id).css("background-color"), position]);
}
this.sliders.sort(function(A, B) {
if (A[1] > B[1])
return 1;
else
return -1;
});
},
//creates the complete css background value to later apply style
get_style_value: function() {
var len = gradx.slider_ids.length;
if (len === 1) {
//since only one slider , so simple background
style_str = this.sliders[0][0];
} else {
var style_str = "", suffix = "";
for (var i = 0; i < len; i++) {
if (this.sliders[i][1] == "") {
style_str += suffix + (this.sliders[i][0]);
} else {
if (this.sliders[i][1] > 100) {
this.sliders[i][1] = 100;
}
style_str += suffix + (this.sliders[i][0] + " " + this.sliders[i][1] + "%");
}
suffix = " , "; //add , from next iteration
}
if (this.type == 'linear') {
//direction, [color stoppers]
var linear_dir;
if ( this.direction === 'left' ) {
linear_dir = 'right';
} else if ( this.direction === 'right' ) {
linear_dir = 'left';
} else if ( this.direction === 'top' ) {
linear_dir = 'bottom';
} else {
linear_dir = 'top';
}
style_str = "to " + linear_dir + " , " + style_str; //add direction for gradient
} else {
//position, type size, [color stoppers]
//style_str = this.direction + " , " + this.type + " " + this.shape + " , " + style_str;
style_str = this.type + " at " + this.direction + " , " + style_str;
}
}
return style_str;
},
//@input rgb string rgb(<red>,<green>,<blue>)
//@output rgb object of form { r: <red> , g: <green> , b : <blue>}
get_rgb_obj: function(rgb) {
//rgb(r,g,b)
rgb = rgb.split("(");
//r,g,b)
rgb = rgb[1];
//r g b)
rgb = rgb.split(",");
return {
r: parseInt(rgb[0]),
g: parseInt(rgb[1]),
b: parseInt(rgb[2])
};
},
load_info: function(ele) {
var id = "#" + ele.id;
this.current_slider_id = id;
//check if current clicked element is an slider
if (this.slider_ids.indexOf(ele.id) > -1) { //javascript does not has # in its id
var color = gradx.gx(id).css("backgroundColor");
//but what happens if @color is not in RGB ? :(
var rgb = this.get_rgb_obj(color);
var left = gradx.gx(id).css("left");
if (parseInt(left) > 26 && parseInt(left) < 426) {
gradx.gx("#gradx_slider_info") //info element cached before
.css("left", left)
.show();
}
this.set_colorpicker(rgb);
}
},
//add slider
add_slider: function(sliders) {
var id, slider, k, position, value, delta;
if (sliders.length === 0) {
sliders = [//default sliders
{
color: gradx.get_random_rgb(),
position: gradx.get_random_position() //x percent of gradient panel(400px)
},
{
color: gradx.get_random_rgb(),
position: gradx.get_random_position()
}
];
}
obj = sliders;
for (k in obj) {
if (typeof obj[k].position === "undefined")
break;
//convert % to px based on containers width
var delta = 26; //range: 26px tp 426px
position = parseInt((obj[k].position * this.container_width) / 100) + delta + "px";
id = "gradx_slider_" + (this.slider_index); //create an id for this slider
this.sliders.push(
[
obj[k].color,
obj[k].position
]
);
this.slider_ids.push(id); //for reference wrt to id
slider = "<div class='gradx_slider' id='" + id + "'></div>";
gradx.gx("#gradx_start_sliders_" + this.id).append(slider);
gradx.gx('#' + id).css("backgroundColor", obj[k].color).css("left", position);
this.slider_index++;
}
for (var i = 0, len = this.slider_ids.length; i < len; i++) {
gradx.gx('#' + this.slider_ids[i]).draggable({
containment: 'parent',
axis: 'x',
start: function() {
if (gradx.jQ_present)
gradx.current_slider_id = "#" + gradx.gx(this).attr("id"); //got full jQuery power here !
},
drag: function() {
gradx.update_style_array();
gradx.apply_style(gradx.panel, gradx.get_style_value());
var left = gradx.gx(gradx.current_slider_id).css("left");
if (parseInt(left) > 26 && parseInt(left) < 426) {
gradx.gx("#gradx_slider_info") //info element cached before
.css("left", left)
.show();
} /*else {
if (parseInt(left) > 120) {
left = "272px";
} else {
left = "120px";
}
gradx.gx("#gradx_slider_info") //info element cached before
.css("left", left)
.show();
}*/
var color = gradx.gx(gradx.current_slider_id).css("backgroundColor");
//but what happens if @color is not in RGB ? :(
var rgb = gradx.get_rgb_obj(color);
gradx.cp.spectrum("set", rgb);
}
}).click(function() {
gradx.load_info(this);
return false;
});
}
},
set_colorpicker: function(clr) {
gradx.cp.spectrum({
move: function(color) {
if (gradx.current_slider_id != false) {
var rgba = color.toRgbString();
gradx.gx(gradx.current_slider_id).css('background-color', rgba);
gradx.update_style_array();
gradx.apply_style(gradx.panel, gradx.get_style_value());
}
},
change: function() {
gradx.gx("#gradx_slider_info").hide();
},
flat: true,
showAlpha: true,
color: clr,
clickoutFiresChange: true,
showInput: true,
showButtons: false
});
},
generate_options: function(options) {
var len = options.length,
name, state,
str = '';
for (var i = 0; i < len; i++) {
name = options[i].split(" ");
name = name[0];
if (i < 2) {
state = name[1];
} else {
state = '';
}
name = name.replace("-", " ");
str += '<option value=' + options[i] + ' ' + state + '>' + name + '</option>';
}
return str;
},
generate_radial_options: function() {
var options;
options = ["horizontal-center disabled", "center selected", "left", "right"];
gradx.gx('#gradx_gradient_subtype').html(gradx.generate_options(options));
options = ["vertical-center disabled", "center selected", "top", "bottom"];
gradx.gx('#gradx_gradient_subtype2').html(gradx.generate_options(options)).parent().css('display', 'inline-block');
},
generate_linear_options: function() {
var options;
options = ["horizontal-center disabled", "left selected", "right", "top", "bottom"];
gradx.gx('#gradx_gradient_subtype').html(gradx.generate_options(options));
gradx.gx('#gradx_gradient_subtype2').parent().css('display', 'none');
},
destroy: function() {
var options = {
targets: [], //[element selector] -> array
sliders: [],
direction: 'left',
//if linear left | top | right | bottom
//if radial left | center | right , top | center | bottom
type: 'linear', //linear | circle | ellipse
code_shown: false, //false | true
change: function(sliders, styles) {
//nothing to do here by default
}
};
for (var k in options) {
gradx[k] = options[k];
}
},
load_gradx: function(id, sliders) {
this.me = gradx.gx(id);
this.id = id.replace("#", "");
id = this.id;
this.current_slider_id = false;
var html = "<div class='gradx'>\n\
<div id='gradx_add_slider' class='gradx_add_slider gradx_btn'><i class='fa fa-plus2 fa-fw'></i>add</div>\n\
<div class='gradx_slectboxes'>\n\
<div class='select-wrapper'>\n\
<select id='gradx_gradient_type' class='option-tree-ui-select gradx_gradient_type'>\n\
<option value='linear'>Linear</option>\n\
<option value='circle'>Radial - Circle</option>\n\
<option value='ellipse'>Radial - Ellipse</option>\n\
</select>\n\
</div>\n\
<div class='select-wrapper'>\n\
<select id='gradx_gradient_subtype' class='option-tree-ui-select gradx_gradient_type'>\n\
<option id='gradx_gradient_subtype_desc' value='gradient-direction' disabled>gradient direction</option>\n\
<option value='left' selected>Left</option>\n\
<option value='right'>Right</option>\n\
<option value='top'>Top</option>\n\
<option value='bottom'>Bottom</option>\n\
</select>\n\
</div>\n\
<div class='select-wrapper gradx_hide'>\n\
<select id='gradx_gradient_subtype2' class='option-tree-ui-select gradx_gradient_type'>\n\
</select>\n\
</div>\n\
<div class='select-wrapper gradx_hide'>\n\
<select id='gradx_radial_gradient_size' class='option-tree-ui-select gradx_gradient_type'>\n\
</select>\n\
</div>\n\
</div>\n\
<div class='gradx_container' id='gradx_" + id + "'>\n\
<div id='gradx_stop_sliders_" + id + "'></div>\n\
<div class='gradx_panel' id='gradx_panel_" + id + "'></div>\n\
<div class='gradx_start_sliders' id='gradx_start_sliders_" + id + "'>\n\
<div class='cp-default' id='gradx_slider_info'>\n\
<div id='gradx_slider_controls'>\n\
<div id='gradx_delete_slider' class='gradx_btn'><i class='fa fa-cross fa-fw'></i>delete</div>\n\
</div>\n\
<div id='gradx_slider_content'></div>\n\
</div> \n\
</div>\n\
</div>\n\
</div>";
this.me.html(html);
//generates html to select the different gradient sizes
// *only available for radial gradients
var gradient_size_val = ["gradient-size disabled", "closest-side selected", "closest-corner", "farthest-side", "farthest-corner", "contain", "cover"],
option_str = '';
option_str = gradx.generate_options(gradient_size_val);
gradx.gx('#gradx_radial_gradient_size').html(option_str);
//cache divs for fast reference
this.container = gradx.gx("#gradx_" + id);
this.panel = gradx.gx("#gradx_panel_" + id);
this.container_width = 400 //HARDCODE;
this.add_slider(sliders);
gradx.add_event(document, 'click', function() {
if (!gradx.slider_hovered[id]) {
gradx.gx("#gradx_slider_info").hide();
return false;
}
});
gradx.gx('#gradx_add_slider').click(function() {
gradx.add_slider([
{
color: gradx.get_random_rgb(),
position: gradx.get_random_position() //no % symbol
}
]);
gradx.update_style_array();
gradx.apply_style(gradx.panel, gradx.get_style_value());//(where,style)
});
//cache the element
gradx.cp = gradx.gx('#gradx_slider_content');
//call the colorpicker plugin
gradx.set_colorpicker("blue");
gradx.gx('#gradx_delete_slider').click(function() {
gradx.gx(gradx.current_slider_id).remove();
gradx.gx("#gradx_slider_info").hide();
var id = gradx.current_slider_id.replace("#", "");
//remove all references from array for current deleted slider
for (var i = 0; i < gradx.slider_ids.length; i++) {
if (gradx.slider_ids[i] == id) {
gradx.slider_ids.splice(i, 1);
}
}
//apply modified style after removing the slider
gradx.update_style_array();
gradx.apply_style(gradx.panel, gradx.get_style_value());
gradx.current_slider_id = false; //no slider is selected
});
gradx.gx('#gradx_gradient_type').change(function() {
var type = gradx.gx(this).val(), options, option_str = '';
if (type !== "linear") {
//gradx.gx('#gradx_radial_gradient_size').show();
gradx.generate_radial_options();
} else {
gradx.generate_linear_options();
gradx.gx('#gradx_gradient_subtype').val("left");
}
gradx.type = type;
gradx.direction = gradx.gx('#gradx_gradient_subtype').val();
gradx.apply_style(gradx.panel, gradx.get_style_value());//(where,style)
});
//change type onload userdefined
if (this.type !== "linear") {
gradx.gx('#gradx_gradient_type').val(this.type);
gradx.generate_radial_options();
var h, v;
if (this.direction !== 'left') {
//user has passed his own direction
var center;
if (this.direction.indexOf(",") > -1) {
center = this.direction.split(",");
} else {
//tolerate user mistakes
center = this.direction.split(" ");
}
h = center[0];
v = center[1];
//update the center points in the corr. select boxes
gradx.gx('#gradx_gradient_subtype').val(h);
gradx.gx('#gradx_gradient_subtype2').val(v);
} else {
var h = gradx.gx('#gradx_gradient_subtype').val();
var v = gradx.gx('#gradx_gradient_subtype2').val();
}
gradx.direction = h + " " + v;
gradx.apply_style(gradx.panel, gradx.get_style_value());//(where,style)
} else {
//change direction if not left
if (this.direction !== 'left') {
gradx.gx('#gradx_gradient_subtype').val(this.direction);
}
}
gradx.gx('#gradx_gradient_subtype').change(function() {
if (gradx.type === 'linear') {
gradx.direction = gradx.gx(this).val();
} else {
var h = gradx.gx(this).val();
var v = gradx.gx('#gradx_gradient_subtype2').val();
gradx.direction = h + " " + v;
}
gradx.apply_style(gradx.panel, gradx.get_style_value());//(where,style)
});
gradx.gx('#gradx_gradient_subtype2').change(function() {
var h = gradx.gx('#gradx_gradient_subtype').val();
var v = gradx.gx(this).val();
gradx.direction = h + " " + v;
gradx.apply_style(gradx.panel, gradx.get_style_value());//(where,style)
});
//not visible
gradx.gx('#gradx_radial_gradient_size').change(function() {
gradx.shape = gradx.gx(this).val();
gradx.apply_style(gradx.panel, gradx.get_style_value());//(where,style)
});
gradx.add_event(document.getElementById('gradx_slider_info'), 'mouseout', function() {
gradx.slider_hovered[id] = false;
});
gradx.add_event(document.getElementById('gradx_slider_info'), 'mouseover', function() {
gradx.slider_hovered[id] = true;
});
}
};
function add_event(element, event, event_function)
{
if (element.attachEvent) //Internet Explorer
element.attachEvent("on" + event, function() {
event_function.call(element);
});
else if (element.addEventListener) //Firefox & company
element.addEventListener(event, event_function, false); //don't need the 'call' trick because in FF everything already works in the right way
}
;
//load jQuery library into gradx.gx
gradx.load_jQ();
/* merge _options into options */
gradx.gx.extend(options, _options);
//apply options to gradx object
for (var k in options) {
//load the options into gradx object
gradx[k] = options[k];
}
gradx.load_gradx(id, gradx.sliders);
gradx.apply_default_styles();
};