JQuery UI Easing Effects Tutorial | JQuery Easing Effects Animation Example

Jqury UI

Nicesnippets

115

15-06-2020


Hello Friends,

In this blog, I will learn you easing effect using jquery ui. How to perform easing effect using jquery ui.

jQueryUI Easing function is used to specify the rate of change of a parameter with respect to time. There are different types of easing functions in jQuery like linear, swing etc. Some easing provides their result in negative value during the animation.

Example

<!doctype html>

<html lang="en">

<head>

<meta charset="utf-8">

<meta name="viewport" content="width=device-width, initial-scale=1">

<title>jQuery UI Effects - Easing Example</title>

<link rel="stylesheet" href="https://code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">

<style>

canvas{

width:150px !important;

}

.graph{

width:150px !important;

float: left;

margin-left: 10px;

}

.main-class{

margin:-107px auto;

transform: translate(80%,50%);

border-radius: 5px;

padding:30px 20px;

border:2px solid green;

position: absolute;

}

</style>

<script src="https://code.jquery.com/jquery-1.12.4.js"></script>

<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>

</head>

<body>

<h2 style="text-align: center;">JQuery UI Effects Animation Tutorial - NiceSnippets.com</h2>

<div class="main-class">

<div id="graphs"></div>

</div>

<script>

$( function() {

if ( !$( "<canvas>" )[0].getContext ) {

$( "<div>" ).text(

"Your browser doesn't support canvas, which is required for this demo."

).appendTo( "#graphs" );

return;

}

var i = 0,

width = 100,

height = 100;

$.each( $.easing, function( name, impl ) {

var graph = $( "<div>" ).addClass( "graph" ).appendTo( "#graphs" ),

text = $( "<div>" ).text( ++i + ". " + name ).appendTo( graph ),

wrap = $( "<div>" ).appendTo( graph ).css( 'overflow', 'hidden' ),

canvas = $( "<canvas>" ).appendTo( wrap )[ 0 ];

canvas.width = width;

canvas.height = height;

var drawHeight = height * 0.8,

cradius = 10;

ctx = canvas.getContext( "2d" );

ctx.fillStyle = "black";

// Draw background

ctx.beginPath();

ctx.moveTo( cradius, 0 );

ctx.quadraticCurveTo( 0, 0, 0, cradius );

ctx.lineTo( 0, height - cradius );

ctx.quadraticCurveTo( 0, height, cradius, height );

ctx.lineTo( width - cradius, height );

ctx.quadraticCurveTo( width, height, width, height - cradius );

ctx.lineTo( width, 0 );

ctx.lineTo( cradius, 0 );

ctx.fill();

// Draw bottom line

ctx.strokeStyle = "#555";

ctx.beginPath();

ctx.moveTo( width * 0.1, drawHeight + .5 );

ctx.lineTo( width * 0.9, drawHeight + .5 );

ctx.stroke();

// Draw top line

ctx.strokeStyle = "#555";

ctx.beginPath();

ctx.moveTo( width * 0.1, drawHeight * .3 - .5 );

ctx.lineTo( width * 0.9, drawHeight * .3 - .5 );

ctx.stroke();

// Plot easing

ctx.strokeStyle = "white";

ctx.beginPath();

ctx.lineWidth = 2;

ctx.moveTo( width * 0.1, drawHeight );

$.each( new Array( width ), function( position ) {

var state = position / width,

val = impl( state, position, 0, 1, width );

ctx.lineTo( position * 0.8 + width * 0.1,

drawHeight - drawHeight * val * 0.7 );

});

ctx.stroke();

// Animate on click

graph.on( "click", function() {

wrap

.animate( { height: "hide" }, 2000, name )

.delay( 800 )

.animate( { height: "show" }, 2000, name );

});

graph.width( width ).height( height + text.height() + 10 );

});

});

</script>

</body>

</html>

It will help you...


Recommended Posts