ESPUI/data/js/slider.js

126 lines
4.1 KiB
JavaScript

/* -----------------------------------------------------
Material Design Sliders
CodePen URL: https://codepen.io/rkchauhan/pen/xVGGpR
By: Ravikumar Chauhan
-------------------------------------------------------- */
function rkmd_rangeSlider(selector) {
var self, slider_width, slider_offset, curnt, sliderDiscrete, range, slider;
self = $(selector);
slider_width = self.width();
slider_offset = self.offset().left;
sliderDiscrete = self;
sliderDiscrete.each(function(i, v) {
curnt = $(this);
curnt.append(sliderDiscrete_tmplt());
range = curnt.find('input[type="range"]');
slider = curnt.find('.slider');
slider_fill = slider.find('.slider-fill');
slider_handle = slider.find('.slider-handle');
slider_label = slider.find('.slider-label');
var range_val = parseInt(range.val());
slider_fill.css('width', range_val + '%');
slider_handle.css('left', range_val + '%');
slider_label.find('span').text(range_val);
});
self.on('mousedown touchstart', '.slider-handle', function(e) {
if (e.button === 2) {
return false;
}
var parents = $(this).parents('.rkmd-slider');
var slider_width = parents.width();
var slider_offset = parents.offset().left;
var check_range = parents.find('input[type="range"]').is(':disabled');
if (check_range === true) {
return false;
}
$(this).addClass('is-active');
var moveFu =
function(e) {
var pageX = e.pageX || e.changedTouches[0].pageX;
var slider_new_width = pageX - slider_offset;
if (slider_new_width <= slider_width && !(slider_new_width < '0')) {
slider_move(parents, slider_new_width, slider_width, true);
}
};
var upFu =
function(e) {
$(this).off(handlers);
parents.find('.is-active').removeClass('is-active');
};
var handlers = {
mousemove: moveFu,
touchmove: moveFu,
mouseup: upFu,
touchend: upFu
};
$(document).on(handlers);
});
self.on('mousedown touchstart', '.slider', function(e) {
if (e.button === 2) {
return false;
}
var parents = $(this).parents('.rkmd-slider');
var slider_width = parents.width();
var slider_offset = parents.offset().left;
var check_range = parents.find('input[type="range"]').is(':disabled');
if (check_range === true) {
return false;
}
var slider_new_width = e.pageX - slider_offset;
if (slider_new_width <= slider_width && !(slider_new_width < '0')) {
slider_move(parents, slider_new_width, slider_width, true);
}
var upFu =
function(e) {
$(this).off(handlers);
};
var handlers = {
mouseup: upFu,
touchend: upFu
};
$(document).on(handlers);
});
};
function sliderDiscrete_tmplt() {
var tmplt = '<div class="slider">' +
'<div class="slider-fill"></div>' +
'<div class="slider-handle"><div class="slider-label"><span>0</span></div></div>' +
'</div>';
return tmplt;
}
function slider_move(parents, newW, sliderW, send) {
var slider_new_val = parseInt(Math.round(newW / sliderW * 100));
var slider_fill = parents.find('.slider-fill');
var slider_handle = parents.find('.slider-handle');
var range = parents.find('input[type="range"]');
slider_fill.css('width', slider_new_val + '%');
slider_handle.css({
'left': slider_new_val + '%',
'transition': 'none',
'-webkit-transition': 'none',
'-moz-transition': 'none'
});
range.val(slider_new_val);
if (parents.find('.slider-handle span').text() != slider_new_val) {
parents.find('.slider-handle span').text(slider_new_val);
var number = parents.attr('id').substring(2);
if (send) websock.send('slvalue:' + slider_new_val + ':' + number);
}
}