mirror of
https://github.com/mdbootstrap/mdb-ui-kit.git
synced 2024-11-29 13:04:14 +03:00
129 lines
3.7 KiB
JavaScript
129 lines
3.7 KiB
JavaScript
/* Copyright 2014+, Federico Zivolo, LICENSE at https://github.com/FezVrasta/bootstrap-material-design/blob/master/LICENSE.md */
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/* globals jQuery, navigator */
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(function($) {
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$.ripples = function(options) {
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// Default options
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var defaultOptions = {
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"target": ".btn:not(.btn-link), .card-image, .navbar a:not(.withoutripple), .nav-tabs a:not(.withoutripple), .withripple"
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};
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function isTouch() {
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return /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent);
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}
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// Fade out the ripple and then destroy it
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function rippleOut(ripple) {
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// Unbind events from ripple
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ripple.off();
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// Start the out animation
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ripple.addClass("ripple-out");
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// This function is called when the transition "out" ends
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ripple.on("transitionend webkitTransitionEnd oTransitionEnd MSTransitionEnd", function(){
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ripple.remove();
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});
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}
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// Apply custom options
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options = $.extend(defaultOptions, options);
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$(document)
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.on("mousedown touchstart", options.target, function(e) {
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if (isTouch() && e.type == "mousedown") {
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return false;
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}
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// If the ripple wrapper does not exists, create it
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if (!$(this).find(".ripple-wrapper").length) {
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$(this).append("<div class=ripple-wrapper></div>");
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}
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var wrapper = $(this).find(".ripple-wrapper");
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var wrapperOffset = wrapper.offset(),
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relX,
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relY;
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if (!isTouch()) {
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// Get the mouse position relative to the ripple wrapper
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relX = e.pageX - wrapperOffset.left;
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relY = e.pageY - wrapperOffset.top;
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} else {
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// Make sure the user is using only one finger and then get the touch position relative to the ripple wrapper
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e = e.originalEvent;
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if (e.touches.length === 1) {
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relX = e.touches[0].pageX - wrapperOffset.left;
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relY = e.touches[0].pageY - wrapperOffset.top;
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} else {
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return;
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}
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}
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// Meet the new ripple
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var ripple = $("<div></div>");
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// Add to it the ripple class
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ripple.addClass("ripple");
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// Position it in the right place
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ripple.css({"left": relX, "top": relY});
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// Set the background color of the ripple
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ripple.css({"background-color": window.getComputedStyle($(this)[0]).color});
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// Spawn it
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wrapper.append(ripple);
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// Make sure the ripple has the styles applied (ugly hack but it works)
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(function() { return window.getComputedStyle(ripple[0]).opacity; })();
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// Set the new size
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var size = (Math.max($(this).outerWidth(), $(this).outerHeight()) / ripple.outerWidth()) * 2.5;
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ripple.css({
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"-ms-transform": "scale(" + size + ")",
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"-moz-transform": "scale(" + size + ")",
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"-webkit-transform": "scale(" + size + ")",
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"transform": "scale(" + size + ")"
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});
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// Start the transition
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ripple.addClass("ripple-on");
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ripple.data("animating", "on");
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ripple.data("mousedown", "on");
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// This function is called when the transition "on" ends
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setTimeout(function() {
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ripple.data("animating", "off");
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if (ripple.data("mousedown") == "off") {
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rippleOut(ripple);
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}
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}, 500);
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// On mouseup or on mouseleave, set the mousedown flag to "off" and try to destroy the ripple
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wrapper.on("mouseup mouseleave", function() {
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ripple.data("mousedown", "off");
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// If the transition "on" is finished then we can destroy the ripple with transition "out"
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if (ripple.data("animating") == "off") {
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rippleOut(ripple);
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}
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});
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});
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};
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$.fn.ripples = function() {
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$.ripples({"target": $(this)});
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};
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})(jQuery);
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