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Radial animation button
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<!-- no-animation class is required --> | |
<!-- set data-circle with a value for either a complete or half animation: --> | |
<!-- 1 - for complete --> | |
<!-- 0 - for half --> | |
<a class="button-circle no-animation" data-circle="1" href="#">1</a> |
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// transform mixins just adds browser specific prefixes, can be replaced with normal transform if needed | |
@mixin button-circle( | |
$width, | |
$height, | |
$border-width, | |
$border-placeholder-color, | |
$border-color, | |
$background-color | |
) { | |
position: relative; | |
display: inline-block; | |
width: $width; | |
height: $height; | |
overflow: hidden; | |
font-size: 18px; | |
text-align: center; | |
text-decoration: none; | |
line-height: $height; | |
.button-circle__placeholder { | |
position: relative; | |
z-index: 2; | |
} | |
.button-circle__shape { | |
position: absolute; | |
z-index: 1; | |
top: 0; | |
left: 0; | |
display: block; | |
width: 100%; | |
height: 100%; | |
background-color: $border-placeholder-color; | |
border-radius: 100%; | |
@include transform(rotate(180deg) scaleX(-1)); | |
} | |
&.animation-back .button-circle__shape { | |
@include transform(rotate(180deg) scaleX(1)); | |
} | |
.button-circle__shape:after { | |
content: ''; | |
position: absolute; | |
top: $border-width; | |
left: $border-width; | |
width: $width - $border-width * 2; | |
height: $height - $border-width * 2; | |
border-radius: 100%; | |
background-color: $background-color; | |
} | |
.button-circle__shape span { | |
position: absolute; | |
width: 50%; | |
height: 100%; | |
overflow: hidden; | |
} | |
.button-circle__item { | |
position: absolute; | |
border-radius: 999px; | |
width: 100%; | |
height: 100%; | |
background-color: $border-color; | |
transition: transform .25s linear; | |
} | |
.button-circle__shape-first { | |
left: 0; | |
} | |
.button-circle__shape-second { | |
left: 50%; | |
} | |
.button-circle__shape-first .button-circle__item { | |
left: 100%; | |
border-top-left-radius: 0; | |
border-bottom-left-radius: 0; | |
transform-origin: 0 50%; | |
transition: transform .5s ease-out; | |
} | |
.button-circle__shape-second .button-circle__item { | |
left: -100%; | |
border-top-right-radius: 0; | |
border-bottom-right-radius: 0; | |
transform-origin: 100% 50%; | |
transition: transform .25s linear; | |
} | |
&.animation .button-circle__shape-first .button-circle__item { | |
@include transform(rotate(-180deg)); | |
transition-delay: .25s; | |
} | |
&.animation .button-circle__shape-second .button-circle__item { | |
@include transform(rotate(-180deg)); | |
} | |
&.animation-back .button-circle__shape-first .button-circle__item { | |
transition: transform .25s linear; | |
transition-delay: 0s; | |
@include transform(rotate(0)); | |
} | |
&.animation-back .button-circle__shape-second .button-circle__item { | |
@include transform(rotate(0)); | |
transition-delay: 0.25s; | |
} | |
} |
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$('[data-circle]').each(function () { | |
$(this).html('<span class="button-circle__placeholder">' + $(this).html() + '</span>' + | |
'<span class="button-circle__shape"><span class="button-circle__shape-first"><i class="button-circle__item"></i></span>' + | |
'<span class="button-circle__shape-second"><i class="button-circle__item"></i></span></span>'); | |
$(this).mouseenter(function (e, param) { | |
if (!$(this).hasClass('no-animation')) { | |
return; | |
} | |
if (param) { | |
$(this).addClass('complete'); | |
} | |
$(this) | |
.removeClass('no-animation') | |
.addClass('animation'); | |
var count = 0; | |
$(this).on('webkitTransitionEnd otransitionend oTransitionEnd msTransitionEnd transitionend', | |
function () { | |
if ($(this).data('circle') === 0 && !$(this).hasClass('complete')) { | |
return; | |
} | |
if (count === 1) { | |
$(this).addClass('animation-back'); | |
} | |
count++; | |
if (count === 4) { | |
$(this).addClass('no-animation') | |
.removeClass('animation') | |
.removeClass('animation-back') | |
.removeClass('complete'); | |
count = 0; | |
} | |
}); | |
}); | |
}); | |
// trigger animation with js if needed | |
// optional param is there if you need the complete animation | |
// true for complete | |
// false for half | |
setTimeout(function () { | |
$('[data-circle]').trigger('mouseenter', true); | |
}, 100); |
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.button-circle { | |
@include button-circle(60px, 60px, 5px, gray, black, white); | |
} | |
.no-animation .button-circle__item { | |
transition: none !important; | |
} |
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