Heim >Web-Frontend >js-Tutorial >jQuery implementiert Click Water Ripple Animation_jquery
JQuery-Klick-Wasserwellen-Animationsprinzip:
1. Fügen Sie 5c8b9de9fb73f56628b30e4b50c5fd36da7a5c458c43e8ac4398bd2378cdb6be
zu dem Tag hinzu, das den Wasserwelleneffekt erzielen soll
2. Der Code positioniert die Maus relativ zur Beschriftung und zeichnet einen Kreis mit dem Mauspunkt als Mittelpunkt
3. Der Radius des Kreises kann angepasst werden (Standard ist die maximale Breite oder Höhe des Etiketts)
4. Sie können den internen Code für Punktfarbe, Animationszeit usw. ändern oder direkt die Methode $().css({}) aufrufen, um
ripple-wrapper.js
$(function(){ $(".ripple-wrapper").css( { "position": " absolute", "top": " 0", "left": " 0", "z-index": " 1", "width": " 100%", "height": " 100%", "overflow": " hidden", "border-radius": " inherit", "pointer-events": " none" }); $(".ripple-wrapper").parent().click(function(e){ var ripple_obj=$(this).find(".ripple-wrapper"); if(ripple_obj.find("div").length){ripple_obj.find("div").remove();} ripple_obj.prepend("<div></div>"); var ripple_div=ripple_obj.find("div"); ripple_div.css( { "display": " block", "background": " rgba(255, 255, 255, 0.7)", "border-radius": " 50%", "position": " absolute", "-webkit-transform": " scale(0)", "transform": " scale(0)", "opacity": " 1", "transition": " all 0.7s", "-webkit-transition": " all 0.7s", "-moz-transition": " all 0.7s", "-o-transition": " all 0.7s", "z-index": " 1", "overflow": " hidden", "pointer-events": " none" }); var R= parseInt(ripple_obj.outerWidth());/*默认半径为ripple-wrapper宽*/ if(parseInt(ripple_obj.outerWidth())<parseInt(ripple_obj.outerHeight())){ R= parseInt(ripple_obj.outerHeight());/*如果高度大于宽半径为ripp,le-wrapper高*/ } ripple_div.css({"width":(R*2)+"px","height":(R*2)+"px","top": (e.pageY -ripple_obj.offset().top - R)+'px', "left": ( e.pageX -ripple_obj.offset().left -R)+'px',"transform":"scale(1)", "-webkit-transform":"scale(1)","opacity":"0"});; }); });
HTML
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Document</title> <script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-2.1.4.min.js"></script> <script src="ripple-wrapper.js"></script> <style> .ck { cursor: pointer; display: block; padding: 1em; text-decoration: none; width: 200px; height: 20px; position: relative; overflow: hidden; color: #fff; } </style> </head> <body > <div class="ck" style="background: #5f5f5f"> 点一下 <div class="ripple-wrapper"></div> </div> </body> </html>
Demobild
Ungekapselter Code
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Document</title> <script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-2.1.4.min.js"></script> <style> .ck { background: #ffab91; display: block; padding: 1em; text-decoration: none; width: 200px; height: 20px; position: relative; overflow: hidden; } .ck .bd { background: rgba(0, 0, 0,0.8); border-radius: 50%; width: 0px; height: 0px; position: absolute; -webkit-transform: scale(0); transform: scale(0); opacity: 1; } .dh { animation: ldm 0.8s ; -moz-animation: ldm 0.8s ; -o-animation: ldm 0.8s ; -webkit-animation: ldm 0.8s ; } @-webkit-keyframes ldm { 100% { -webkit-transform: scale(1); opacity: 0 } } @keyframes ldm { 100% { -webkit-transform: scale(1); opacity: 0 } } </style> </head> <body style=" background: #aaab91;"> <div class="ck"> <span class="bd"></span> adasdsd </div> <script> $(".ck").click(function(e){ $(this).find(".bd").removeClass("dh"); var R=6; R= parseInt($(this).outerWidth()); if(parseInt($(this).outerWidth())<parseInt($(this).outerHeight())){ R= parseInt($(this).outerHeight()); } $(this).find(".bd").css({"width":(R*2)+"px","height":(R*2)+"px"}); $(this).find(".bd").css({"left":(e.pageX-$(this).position().left-R)+"px","top":(e.pageY-$(this).position().top-R)+"px" }); // $(this).find(".bd").css({"left":(e.pageX-$(this).position().left-R/2 )+"px","top":(e.pageY-$(this).position().top-R/2 )+"px" }); $(this).find(".bd").addClass("dh"); }); </script> </body> </html>