/*!
* jQuery Spliter Plugin version 0.28.3
* Copyright (C) 2010-2019 Jakub T. Jankiewicz <https://jcubic.pl/me>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* global module, define, global, require, setTimeout */
// UMD taken from https://github.com/umdjs/umd
(function(factory, undefined) {
var root = typeof window !== 'undefined' ? window : global;
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
// istanbul ignore next
define(['jquery'], factory);
} else if (typeof module === 'object' && module.exports) {
// Node/CommonJS
module.exports = function(root, jQuery) {
if (jQuery === undefined) {
// require('jQuery') returns a factory that requires window to
// build a jQuery instance, we normalize how we use modules
// that require this pattern but the window provided is a noop
// if it's defined (how jquery works)
if (window !== undefined) {
jQuery = require('jquery');
} else {
jQuery = require('jquery')(root);
}
}
factory(jQuery);
return jQuery;
};
} else {
// Browser
// istanbul ignore next
factory(root.jQuery);
}
})(function($, undefined) {
var count = 0;
var splitter_id = null;
var splitters = [];
var current_splitter = null;
var current_splitter_index = null;
$.fn.split = function(options) {
var data = this.data('splitter');
if (data) {
return data;
}
var panels = [];
var $splitters = [];
var panel_1;
var panel_2;
var settings = $.extend({
limit: 100,
orientation: 'horizontal',
position: '50%',
invisible: false,
onDragStart: $.noop,
onDragEnd: $.noop,
onDrag: $.noop,
percent: false
}, options || {});
this.settings = settings;
var cls;
var children = this.children();
if (children.length === 2) {
if (settings.orientation == 'vertical') {
panel_1 = children.first().addClass('left_panel');
panel_2 = panel_1.next().addClass('right_panel');
cls = 'vsplitter';
} else if (settings.orientation == 'horizontal') {
panel_1 = children.first().addClass('top_panel');
panel_2 = panel_1.next().addClass('bottom_panel');
cls = 'hsplitter';
}
panels = [panel_1, panel_2];
} else {
children.each(function() {
var panel = $(this);
if (settings.orientation == 'vertical') {
panel.addClass('vertical_panel');
cls = 'vsplitter';
} else {
panel.addClass('horizontal_panel');
cls = 'hsplitter';
}
panels.push(panel);
});
}
if (settings.invisible) {
cls += ' splitter-invisible';
}
var width = this.width();
var height = this.height();
this.addClass('splitter_panel');
var id = count++;
panels.slice(0, -1).forEach(function(panel, i) {
var splitter = $('<div/>').addClass(cls).on('mouseenter touchstart', function() {
splitter_id = id;
current_splitter_index = splitter.index() - i - 1;
}).on('mouseleave touchend', function() {
splitter_id = null;
current_splitter_index = null;
}).insertAfter(panel);
$splitters.push(splitter);
});
var position;
function get_position(position) {
if (position instanceof Array) {
return position.map(get_position);
}
if (typeof position === 'number') {
return position;
}
if (typeof position === 'string') {
var match = position.match(/^([0-9\.]+)(px|%)$/);
if (match) {
if (match[2] == 'px') {
return +match[1];
} else {
if (settings.orientation == 'vertical') {
return (width * +match[1]) / 100;
} else if (settings.orientation == 'horizontal') {
return (height * +match[1]) / 100;
}
}
} else {
//throw position + ' is invalid value';
}
} else {
//throw 'position have invalid type';
}
}
function set_limit(limit) {
if(!isNaN(parseFloat(limit)) && isFinite(limit)){
return {
leftUpper: limit,
rightBottom: limit
};
}
return limit;
}
var self = $.extend(this, {
refresh: function() {
var new_width = this.width();
var new_height = this.height();
if (width != new_width || height != new_height) {
width = this.width();
height = this.height();
self.position(position);
}
},
option: function(name, value) {
if (name === 'position') {
return self.position(value);
} else if (typeof value === 'undefined') {
return settings[name];
} else {
settings[name] = value;
}
return self;
},
position: (function() {
function make_sizer(dim_name, pos_name) {
return function(n, silent) {
if (n === undefined) {
return position;
} else {
position = get_position(n);
if (!(position instanceof Array)) {
position = [position];
}
if (position.length !== panels.length - 1) {
throw new Error('position array need to equal splitters length');
}
var outer_name = 'outer';
outer_name += dim_name[0].toUpperCase() + dim_name.substring(1);
var dim_px = self.css('visiblity', 'hidden')[dim_name]();
var pw = 0;
var sw_sum = 0;
for (var i = 0; i < position.length; ++i) {
var splitter = $splitters[i];
var panel = panels[i];
var pos = position[i];
var splitter_dim = splitter[dim_name]();
var sw2 = splitter_dim/2;
if (settings.invisible) {
pw += panel[dim_name](pos)[outer_name]();
splitter.css(pos_name, pw - (sw2 * (i + 1)));
} else if (settings.percent) {
var w1 = (pos - sw2) / dim_px * 100;
var l1 = (pw + sw_sum) / dim_px * 100;
panel.css(pos_name, l1 + '%');
pw += panel.css(dim_name, w1 + '%')[outer_name]();
splitter.css(pos_name, (pw + sw_sum) / dim_px * 100 + '%');
} else {
panel.css(pos_name, pw + sw_sum);
pw += panel.css(dim_name, pos - sw2)[outer_name]();
splitter.css(pos_name, pw + sw_sum);
}
sw_sum += splitter_dim;
}
var panel_last = panels[i];
if (settings.invisible) {
panel_last.height(height - pw);
} else {
var s_sum = splitter_dim * i;
var props = {};
if (settings.percent) {
props[dim_name] = (dim_px - pw - sw_sum) / dim_px * 100 + '%';
props[pos_name] = (pw + sw_sum) / dim_px * 100 + '%';
} else {
props[dim_name] = dim_px - pw - sw_sum;
props[pos_name] = pw + sw_sum;
}
panel_last.css(props);
}
self.css('visiblity', '');
}
if (!silent) {
self.trigger('splitter.resize');
self.find('.splitter_panel').trigger('splitter.resize');
}
return self;
};
}
if (settings.orientation == 'vertical') {
return make_sizer('width', 'left');
} else if (settings.orientation == 'horizontal') {
return make_sizer('height', 'top');
} else {
return $.noop;
}
})(),
_splitters: $splitters,
_panels: panels,
orientation: settings.orientation,
limit: set_limit(settings.limit),
isActive: function() {
return splitter_id === id;
},
destroy: function() {
self.removeClass('splitter_panel');
if (settings.orientation == 'vertical') {
panel_1.removeClass('left_panel');
panel_2.removeClass('right_panel');
} else if (settings.orientation == 'horizontal') {
panel_1.removeClass('top_panel');
panel_2.removeClass('bottom_panel');
}
self.off('splitter.resize');
self.trigger('splitter.resize');
self.find('.splitter_panel').trigger('splitter.resize');
splitters[id] = null;
count--;
$splitters.each(function() {
var splitter = $(this);
splitter.off('mouseenter');
splitter.off('mouseleave');
splitter.off('touchstart');
splitter.off('touchmove');
splitter.off('touchend');
splitter.off('touchleave');
splitter.off('touchcancel');
splitter.remove();
});
self.removeData('splitter');
var not_null = false;
for (var i=splitters.length; i--;) {
if (splitters[i] !== null) {
not_null = true;
break;
}
}
//remove document events when no splitters
if (!not_null) {
$(document.documentElement).off('.splitter');
$(window).off('resize.splitter');
splitters = [];
count = 0;
}
}
});
self.on('splitter.resize', function(e) {
var pos = self.position();
if (self.orientation == 'vertical' &&
pos > self.width()) {
pos = self.width() - self.limit.rightBottom-1;
} else if (self.orientation == 'horizontal' &&
pos > self.height()) {
pos = self.height() - self.limit.rightBottom-1;
}
if (pos < self.limit.leftUpper) {
pos = self.limit.leftUpper + 1;
}
e.stopPropagation();
self.position(pos, true);
});
//inital position of splitter
var pos;
if (settings.orientation == 'vertical') {
if (pos > width-settings.limit.rightBottom) {
pos = width-settings.limit.rightBottom;
} else {
pos = get_position(settings.position);
}
} else if (settings.orientation == 'horizontal') {
//position = height/2;
if (pos > height-settings.limit.rightBottom) {
pos = height-settings.limit.rightBottom;
} else {
pos = get_position(settings.position);
}
}
if (pos < settings.limit.leftUpper) {
pos = settings.limit.leftUpper;
}
if (panels.length > 2 && !(pos instanceof Array && pos.length == $splitters.length)) {
throw new Error('position need to be array equal to $splitters length');
}
self.position(pos, true);
var parent = this.closest('.splitter_panel');
if (parent.length) {
this.height(parent.height());
}
function calc_pos(pos, x) {
var new_pos = pos.slice(0, current_splitter.index);
var p;
if (new_pos.length) {
p = x - new_pos.reduce(function(a, b) {
return a + b;
});
} else {
p = x;
}
var diff = pos[current_splitter.index] - p;
new_pos.push(p);
if (current_splitter.index < pos.length - 1) {
var rest = pos.slice(current_splitter.index + 1);
rest[0] += diff;
new_pos = new_pos.concat(rest);
}
return new_pos;
}
// ------------------------------------------------------------------------------------
// bind events to document if no splitters
if (splitters.filter(Boolean).length === 0) {
$(window).on('resize.splitter', function() {
$.each(splitters, function(i, splitter) {
if (splitter) {
splitter.refresh();
}
});
});
$(document.documentElement).on('mousedown.splitter touchstart.splitter', function(e) {
if (splitter_id !== null) {
e.preventDefault();
current_splitter = {
node: splitters[splitter_id],
index: current_splitter_index
};
// ignore right click
if (e.originalEvent.button !== 2) {
setTimeout(function() {
$('<div class="splitterMask"></div>').
css('cursor', current_splitter.node.children().eq(1).css('cursor')).
insertAfter(current_splitter.node);
});
}
current_splitter.node.settings.onDragStart(e);
}
}).on('mouseup.splitter touchend.splitter touchleave.splitter touchcancel.splitter', function(e) {
if (current_splitter) {
setTimeout(function() {
$('.splitterMask').remove();
});
current_splitter.node.settings.onDragEnd(e);
current_splitter = null;
}
}).on('mousemove.splitter touchmove.splitter', function(e) {
var pos;
if (current_splitter !== null) {
var node = current_splitter.node;
var leftUpperLimit = node.limit.leftUpper;
var rightBottomLimit = node.limit.rightBottom;
var offset = node.offset();
if (node.orientation == 'vertical') {
var pageX = e.pageX;
if(e.originalEvent && e.originalEvent.changedTouches){
pageX = e.originalEvent.changedTouches[0].pageX;
}
var x = pageX - offset.left;
if (x <= node.limit.leftUpper) {
x = node.limit.leftUpper + 1;
} else if (x >= node.width() - rightBottomLimit) {
x = node.width() - rightBottomLimit - 1;
}
pos = node.position();
if (pos.length > 1) {
node.position(calc_pos(pos, x), true);
} else if (x > node.limit.leftUpper &&
x < node.width()-rightBottomLimit) {
node.position(x, true);
node.trigger('splitter.resize');
node.find('.splitter_panel').
trigger('splitter.resize');
//e.preventDefault();
}
} else if (node.orientation == 'horizontal') {
var pageY = e.pageY;
if(e.originalEvent && e.originalEvent.changedTouches){
pageY = e.originalEvent.changedTouches[0].pageY;
}
var y = pageY-offset.top;
if (y <= node.limit.leftUpper) {
y = node.limit.leftUpper + 1;
} else if (y >= node.height() - rightBottomLimit) {
y = node.height() - rightBottomLimit - 1;
}
pos = node.position();
if (pos.length > 1) {
node.position(calc_pos(pos, y), true);
} else if (y > node.limit.leftUpper &&
y < node.height()-rightBottomLimit) {
node.position(y, true);
node.trigger('splitter.resize');
node.find('.splitter_panel').
trigger('splitter.resize');
//e.preventDefault();
}
}
node.settings.onDrag(e);
}
});//*/
}
splitters[id] = self;
self.data('splitter', self);
return self;
};
});