Ramiro Saenz
9 years ago
9 changed files with 527 additions and 2 deletions
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/* Main component wrapper */ |
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body { |
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overflow: hidden; |
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} |
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.component { |
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position: absolute;; |
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z-index: 1; |
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width: 200px; |
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height: 200px; |
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margin: -100px 0 0 -100px; |
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top: 50%; |
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left: 50%; |
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} |
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/* Actual buttons (laid over shapes) */ |
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.button { |
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font-weight: bold; |
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position: absolute; |
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bottom: 4px; |
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top: 50%; |
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left: 50%; |
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width: 200px; |
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height: 200px; |
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margin: -100px 0 0 -100px; |
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padding: 0; |
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text-align: center; |
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color: #00a7e7; |
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border: none; |
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background: none; |
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-webkit-transition: opacity 0.3s; |
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transition: opacity 0.3s; |
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-webkit-tap-highlight-color: rgba(0, 0, 0, 0); |
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} |
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.button:hover, |
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.button:focus { |
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outline: none; |
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color: #048abd; |
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} |
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.button--listen { |
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pointer-events: none; |
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} |
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.button--close { |
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z-index: 10; |
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top: 0px; |
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right: 0px; |
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left: auto; |
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width: 40px; |
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height: 40px; |
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padding: 10px; |
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color: #fff; |
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} |
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|
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.button--close:hover, |
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.button--close:focus { |
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color: #ddd; |
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} |
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.button--hidden { |
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pointer-events: none; |
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opacity: 0; |
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} |
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/* Inner content of the start/*/ |
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.button__content { |
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position: absolute; |
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opacity: 0; |
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-webkit-transition: -webkit-transform 0.4s, opacity 0.4s; |
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transition: transform 0.4s, opacity 0.4s; |
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} |
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.button__content--listen { |
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font-size: 1.75em; |
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line-height: 64px; |
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bottom: 0; |
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left: 50%; |
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width: 60px; |
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height: 60px; |
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margin: 0 0 0 -30px; |
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border-radius: 50%; |
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-webkit-transform: translate3d(0, 25px, 0); |
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transform: translate3d(0, 25px, 0); |
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-webkit-transition-timing-function: cubic-bezier(0.8, 0, 0.2, 1); |
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transition-timing-function: cubic-bezier(0.8, 0, 0.2, 1); |
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} |
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.button__content--listen::before, |
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.button__content--listen::after { |
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content: ''; |
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position: absolute; |
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left: 0; |
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width: 100%; |
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height: 100%; |
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pointer-events: none; |
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opacity: 0; |
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border: 1px solid rgba(255, 255, 255, 0.2); |
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border-radius: 50%; |
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} |
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.button--animate .button__content--listen::before, |
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.button--animate .button__content--listen::after { |
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-webkit-animation: anim-ripple 1.2s ease-out infinite forwards; |
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animation: anim-ripple 1.2s ease-out infinite forwards; |
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} |
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.button--animate .button__content--listen::after { |
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-webkit-animation-delay: 0.6s; |
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animation-delay: 0.6s; |
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} |
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@-webkit-keyframes anim-ripple { |
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0% { |
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opacity: 0; |
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-webkit-transform: scale3d(3, 3, 1); |
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transform: scale3d(3, 3, 1); |
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} |
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50% { |
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opacity: 1; |
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} |
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100% { |
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opacity: 0; |
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-webkit-transform: scale3d(1, 1, 1); |
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transform: scale3d(1, 1, 1); |
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} |
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} |
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@keyframes anim-ripple { |
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0% { |
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opacity: 0; |
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-webkit-transform: scale3d(3, 3, 1); |
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transform: scale3d(3, 3, 1); |
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} |
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50% { |
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opacity: 1; |
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} |
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100% { |
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opacity: 0; |
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-webkit-transform: scale3d(1, 1, 1); |
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transform: scale3d(1, 1, 1); |
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} |
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} |
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.notes { |
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position: absolute; |
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z-index: -1; |
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bottom: 0; |
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left: 50%; |
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width: 200px; |
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height: 100px; |
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margin: 0 0 0 -100px; |
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} |
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.note { |
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font-size: 2.8em; |
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position: absolute; |
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left: 50%; |
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width: 1em; |
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margin: 0 0 0 -0.5em; |
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opacity: 0; |
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color: rgba(255, 255, 255, 0.75); |
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} |
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.note:nth-child(odd) { |
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color: rgba(0, 0, 0, 0.1); |
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} |
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.note:nth-child(4n) { |
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font-size: 2em; |
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} |
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.note:nth-child(6n) { |
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color: rgba(255, 255, 255, 0.3); |
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} |
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/* ICONS */ |
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@font-face { |
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font-family: 'icomoon'; |
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src:url('../resources/fonts/icomoon/icomoon.eot?4djz1y'); |
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src:url('../resources/fonts/icomoon/icomoon.eot?4djz1y#iefix') format('embedded-opentype'), |
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url('../resources/fonts/icomoon/icomoon.ttf?4djz1y') format('truetype'), |
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url('../resources/fonts/icomoon/icomoon.woff?4djz1y') format('woff'), |
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url('../resources/fonts/icomoon/icomoon.svg?4djz1y#icomoon') format('svg'); |
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font-weight: normal; |
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font-style: normal; |
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} |
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.icon { |
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font-family: 'icomoon'; |
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speak: none; |
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font-style: normal; |
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font-weight: normal; |
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font-variant: normal; |
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text-transform: none; |
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line-height: 1; |
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-webkit-font-smoothing: antialiased; |
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-moz-osx-font-smoothing: grayscale; |
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} |
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.icon--microphone:before { |
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content: "\ea95"; |
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} |
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.icon--cross:before { |
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content: "\e90c"; |
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} |
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.icon--note1:before { |
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content: "\ea83"; |
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} |
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.icon--note2:before { |
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content: "\eaad"; |
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} |
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.icon--note3:before { |
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content: "\eac5"; |
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} |
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.icon--note4:before { |
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content: "\ea93"; |
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} |
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.icon--note5:before { |
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content: "\ea95"; |
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} |
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.icon--note6:before { |
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content: "\ea96"; |
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} |
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/*! modernizr 3.2.0 (Custom Build) | MIT * |
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* http://modernizr.com/download/?-csstransitions-prefixedcss !*/
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!function(e,n,t){function r(e,n){return typeof e===n}function o(){var e,n,t,o,i,s,a;for(var f in C)if(C.hasOwnProperty(f)){if(e=[],n=C[f],n.name&&(e.push(n.name.toLowerCase()),n.options&&n.options.aliases&&n.options.aliases.length))for(t=0;t<n.options.aliases.length;t++)e.push(n.options.aliases[t].toLowerCase());for(o=r(n.fn,"function")?n.fn():n.fn,i=0;i<e.length;i++)s=e[i],a=s.split("."),1===a.length?Modernizr[a[0]]=o:(!Modernizr[a[0]]||Modernizr[a[0]]instanceof Boolean||(Modernizr[a[0]]=new Boolean(Modernizr[a[0]])),Modernizr[a[0]][a[1]]=o),g.push((o?"":"no-")+a.join("-"))}}function i(e){var n=_.className,t=Modernizr._config.classPrefix||"";if(w&&(n=n.baseVal),Modernizr._config.enableJSClass){var r=new RegExp("(^|\\s)"+t+"no-js(\\s|$)");n=n.replace(r,"$1"+t+"js$2")}Modernizr._config.enableClasses&&(n+=" "+t+e.join(" "+t),w?_.className.baseVal=n:_.className=n)}function s(e){return e.replace(/([A-Z])/g,function(e,n){return"-"+n.toLowerCase()}).replace(/^ms-/,"-ms-")}function a(e){return e.replace(/([a-z])-([a-z])/g,function(e,n,t){return n+t.toUpperCase()}).replace(/^-/,"")}function f(e,n){return!!~(""+e).indexOf(n)}function l(){return"function"!=typeof n.createElement?n.createElement(arguments[0]):w?n.createElementNS.call(n,"http://www.w3.org/2000/svg",arguments[0]):n.createElement.apply(n,arguments)}function u(e,n){return function(){return e.apply(n,arguments)}}function p(e,n,t){var o;for(var i in e)if(e[i]in n)return t===!1?e[i]:(o=n[e[i]],r(o,"function")?u(o,t||n):o);return!1}function d(){var e=n.body;return e||(e=l(w?"svg":"body"),e.fake=!0),e}function c(e,t,r,o){var i,s,a,f,u="modernizr",p=l("div"),c=d();if(parseInt(r,10))for(;r--;)a=l("div"),a.id=o?o[r]:u+(r+1),p.appendChild(a);return i=l("style"),i.type="text/css",i.id="s"+u,(c.fake?c:p).appendChild(i),c.appendChild(p),i.styleSheet?i.styleSheet.cssText=e:i.appendChild(n.createTextNode(e)),p.id=u,c.fake&&(c.style.background="",c.style.overflow="hidden",f=_.style.overflow,_.style.overflow="hidden",_.appendChild(c)),s=t(p,e),c.fake?(c.parentNode.removeChild(c),_.style.overflow=f,_.offsetHeight):p.parentNode.removeChild(p),!!s}function m(n,r){var o=n.length;if("CSS"in e&&"supports"in e.CSS){for(;o--;)if(e.CSS.supports(s(n[o]),r))return!0;return!1}if("CSSSupportsRule"in e){for(var i=[];o--;)i.push("("+s(n[o])+":"+r+")");return i=i.join(" or "),c("@supports ("+i+") { #modernizr { position: absolute; } }",function(e){return"absolute"==getComputedStyle(e,null).position})}return t}function v(e,n,o,i){function s(){p&&(delete N.style,delete N.modElem)}if(i=r(i,"undefined")?!1:i,!r(o,"undefined")){var u=m(e,o);if(!r(u,"undefined"))return u}for(var p,d,c,v,h,y=["modernizr","tspan"];!N.style;)p=!0,N.modElem=l(y.shift()),N.style=N.modElem.style;for(c=e.length,d=0;c>d;d++)if(v=e[d],h=N.style[v],f(v,"-")&&(v=a(v)),N.style[v]!==t){if(i||r(o,"undefined"))return s(),"pfx"==n?v:!0;try{N.style[v]=o}catch(g){}if(N.style[v]!=h)return s(),"pfx"==n?v:!0}return s(),!1}function h(e,n,t,o,i){var s=e.charAt(0).toUpperCase()+e.slice(1),a=(e+" "+b.join(s+" ")+s).split(" ");return r(n,"string")||r(n,"undefined")?v(a,n,o,i):(a=(e+" "+P.join(s+" ")+s).split(" "),p(a,n,t))}function y(e,n,r){return h(e,t,t,n,r)}var g=[],C=[],x={_version:"3.2.0",_config:{classPrefix:"",enableClasses:!0,enableJSClass:!0,usePrefixes:!0},_q:[],on:function(e,n){var t=this;setTimeout(function(){n(t[e])},0)},addTest:function(e,n,t){C.push({name:e,fn:n,options:t})},addAsyncTest:function(e){C.push({name:null,fn:e})}},Modernizr=function(){};Modernizr.prototype=x,Modernizr=new Modernizr;var _=n.documentElement,w="svg"===_.nodeName.toLowerCase(),S="Moz O ms Webkit",b=x._config.usePrefixes?S.split(" "):[];x._cssomPrefixes=b;var E=function(n){var r,o=prefixes.length,i=e.CSSRule;if("undefined"==typeof i)return t;if(!n)return!1;if(n=n.replace(/^@/,""),r=n.replace(/-/g,"_").toUpperCase()+"_RULE",r in i)return"@"+n;for(var s=0;o>s;s++){var a=prefixes[s],f=a.toUpperCase()+"_"+r;if(f in i)return"@-"+a.toLowerCase()+"-"+n}return!1};x.atRule=E;var P=x._config.usePrefixes?S.toLowerCase().split(" "):[];x._domPrefixes=P;var z={elem:l("modernizr")};Modernizr._q.push(function(){delete z.elem});var N={style:z.elem.style};Modernizr._q.unshift(function(){delete N.style}),x.testAllProps=h;var T=x.prefixed=function(e,n,t){return 0===e.indexOf("@")?E(e):(-1!=e.indexOf("-")&&(e=a(e)),n?h(e,n,t):h(e,"pfx"))};x.prefixedCSS=function(e){var n=T(e);return n&&s(n)};x.testAllProps=y,Modernizr.addTest("csstransitions",y("transition","all",!0)),o(),i(g),delete x.addTest,delete x.addAsyncTest;for(var j=0;j<Modernizr._q.length;j++)Modernizr._q[j]();e.Modernizr=Modernizr}(window,document); |
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/** |
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* main.js |
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* http://www.codrops.com
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* |
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* Licensed under the MIT license. |
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* http://www.opensource.org/licenses/mit-license.php
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* |
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* Copyright 2015, Codrops |
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* http://www.codrops.com
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*/ |
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;(function(window) { |
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'use strict'; |
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|
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/** |
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* some helper functions |
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*/ |
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// from http://stackoverflow.com/a/25273333
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var bezier = function(x1, y1, x2, y2, epsilon) { |
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var curveX = function(t){ |
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var v = 1 - t; |
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return 3 * v * v * t * x1 + 3 * v * t * t * x2 + t * t * t; |
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}; |
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var curveY = function(t){ |
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var v = 1 - t; |
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return 3 * v * v * t * y1 + 3 * v * t * t * y2 + t * t * t; |
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}; |
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var derivativeCurveX = function(t){ |
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var v = 1 - t; |
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return 3 * (2 * (t - 1) * t + v * v) * x1 + 3 * (- t * t * t + 2 * v * t) * x2; |
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}; |
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return function(t){ |
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var x = t, t0, t1, t2, x2, d2, i; |
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// First try a few iterations of Newton's method -- normally very fast.
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for (t2 = x, i = 0; i < 8; i++){ |
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x2 = curveX(t2) - x; |
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if (Math.abs(x2) < epsilon) return curveY(t2); |
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d2 = derivativeCurveX(t2); |
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if (Math.abs(d2) < 1e-6) break; |
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t2 = t2 - x2 / d2; |
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} |
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t0 = 0, t1 = 1, t2 = x; |
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if (t2 < t0) return curveY(t0); |
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if (t2 > t1) return curveY(t1); |
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// Fallback to the bisection method for reliability.
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while (t0 < t1){ |
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x2 = curveX(t2); |
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if (Math.abs(x2 - x) < epsilon) return curveY(t2); |
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if (x > x2) t0 = t2; |
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else t1 = t2; |
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t2 = (t1 - t0) * .5 + t0; |
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} |
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// Failure
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return curveY(t2); |
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}; |
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}, |
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getRandomNumber = function(min, max) { |
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return Math.floor(Math.random() * (max - min + 1)) + min; |
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}, |
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throttle = function(fn, delay) { |
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var allowSample = true; |
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return function(e) { |
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if (allowSample) { |
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allowSample = false; |
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setTimeout(function() { allowSample = true; }, delay); |
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fn(e); |
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} |
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}; |
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}, |
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// from https://davidwalsh.name/vendor-prefix
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prefix = (function () { |
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var styles = window.getComputedStyle(document.documentElement, ''), |
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pre = (Array.prototype.slice.call(styles).join('').match(/-(moz|webkit|ms)-/) || (styles.OLink === '' && ['', 'o']))[1], |
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dom = ('WebKit|Moz|MS|O').match(new RegExp('(' + pre + ')', 'i'))[1]; |
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return { |
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dom: dom, |
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lowercase: pre, |
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css: '-' + pre + '-', |
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js: pre[0].toUpperCase() + pre.substr(1) |
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}; |
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})(); |
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|
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var support = {transitions : Modernizr.csstransitions}, |
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transEndEventNames = { 'WebkitTransition': 'webkitTransitionEnd', 'MozTransition': 'transitionend', 'OTransition': 'oTransitionEnd', 'msTransition': 'MSTransitionEnd', 'transition': 'transitionend' }, |
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transEndEventName = transEndEventNames[ Modernizr.prefixed( 'transition' ) ], |
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onEndTransition = function( el, callback, propTest ) { |
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var onEndCallbackFn = function( ev ) { |
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if( support.transitions ) { |
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if( ev.target != this || propTest && ev.propertyName !== propTest && ev.propertyName !== prefix.css + propTest ) return; |
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this.removeEventListener( transEndEventName, onEndCallbackFn ); |
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} |
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if( callback && typeof callback === 'function' ) { callback.call(this); } |
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}; |
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if( support.transitions ) { |
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el.addEventListener( transEndEventName, onEndCallbackFn ); |
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} |
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else { |
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onEndCallbackFn(); |
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} |
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}, |
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// the main component element/wrapper
|
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shzEl = document.querySelector('.component'), |
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// the initial button
|
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shzCtrl = shzEl.querySelector('div.button--start'), |
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// total number of notes/symbols moving towards the listen button
|
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totalNotes = 50, |
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// the notes elements
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notes, |
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// the note´s speed factor relative to the distance from the note element to the button.
|
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// if notesSpeedFactor = 1, then the speed equals the distance (in ms)
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notesSpeedFactor = 4.5, |
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// window sizes
|
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winsize = {width: window.innerWidth, height: window.innerHeight}, |
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// button offset
|
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shzCtrlOffset = shzCtrl.getBoundingClientRect(), |
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// button sizes
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shzCtrlSize = {width: shzCtrl.offsetWidth, height: shzCtrl.offsetHeight}, |
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// tells us if the listening animation is taking place
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isListening = false, |
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// audio player element
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playerEl = shzEl.querySelector('.player'); |
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// close player control
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//playerCloseCtrl = playerEl.querySelector('.button--close');
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function init() { |
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// create the music notes elements - the musical symbols that will animate/move towards the listen button
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createNotes(); |
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// star animation
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listen(); |
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} |
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/** |
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* creates [totalNotes] note elements (the musical symbols that will animate/move towards the listen button) |
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*/ |
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function createNotes() { |
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var notesEl = document.createElement('div'), notesElContent = ''; |
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notesEl.className = 'notes'; |
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for(var i = 0; i < totalNotes; ++i) { |
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// we have 6 different types of symbols (icon--note1, icon--note2 ... icon--note6)
|
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var j = (i + 1) - 6 * Math.floor(i/6); |
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notesElContent += '<div class="note icon icon--note' + j + '"></div>'; |
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} |
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notesEl.innerHTML = notesElContent; |
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shzEl.insertBefore(notesEl, shzEl.firstChild) |
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|
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// reference to the notes elements
|
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notes = [].slice.call(notesEl.querySelectorAll('.note')); |
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} |
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/** |
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* transform the initial button into a circle shaped one that "listens" to the current song.. |
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*/ |
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function listen() { |
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isListening = true; |
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showNotes(); |
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} |
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/** |
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* stop the ripples and notes animations |
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*/ |
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function stopListening() { |
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isListening = false; |
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// music notes animation stops...
|
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hideNotes(); |
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} |
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/** |
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* show the notes elements: first set a random position and then animate them towards the button |
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*/ |
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function showNotes() { |
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notes.forEach(function(note) { |
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// first position the notes randomly on the page
|
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positionNote(note); |
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// now, animate the notes torwards the button
|
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animateNote(note); |
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}); |
||||
} |
||||
|
||||
/** |
||||
* fade out the notes elements |
||||
*/ |
||||
function hideNotes() { |
||||
notes.forEach(function(note) { |
||||
note.style.opacity = 0; |
||||
}); |
||||
} |
||||
|
||||
/** |
||||
* positions a note/symbol randomly on the page. The area is restricted to be somewhere outside of the viewport. |
||||
* @param {Element Node} note - the note element |
||||
*/ |
||||
function positionNote(note) { |
||||
// we want to position the notes randomly (translation and rotation) outside of the viewport
|
||||
var x = getRandomNumber(-2*(shzCtrlOffset.left + shzCtrlSize.width/2), 2*(winsize.width - (shzCtrlOffset.left + shzCtrlSize.width/2))), y, |
||||
rotation = getRandomNumber(-30, 30); |
||||
|
||||
if( x > -1*(shzCtrlOffset.top + shzCtrlSize.height/2) && x < shzCtrlOffset.top + shzCtrlSize.height/2 ) { |
||||
y = getRandomNumber(0,1) > 0 ? getRandomNumber(-2*(shzCtrlOffset.top + shzCtrlSize.height/2), -1*(shzCtrlOffset.top + shzCtrlSize.height/2)) : getRandomNumber(winsize.height - (shzCtrlOffset.top + shzCtrlSize.height/2), winsize.height + winsize.height - (shzCtrlOffset.top + shzCtrlSize.height/2)); |
||||
} |
||||
else { |
||||
y = getRandomNumber(-2*(shzCtrlOffset.top + shzCtrlSize.height/2), winsize.height + winsize.height - (shzCtrlOffset.top + shzCtrlSize.height/2)); |
||||
} |
||||
|
||||
// first reset transition if any
|
||||
note.style.WebkitTransition = note.style.transition = 'none'; |
||||
|
||||
// apply the random transforms
|
||||
note.style.WebkitTransform = note.style.transform = 'translate3d(' + x + 'px,' + y + 'px,0) rotate3d(0,0,1,' + rotation + 'deg)'; |
||||
|
||||
// save the translation values for later
|
||||
note.setAttribute('data-tx', Math.abs(x)); |
||||
note.setAttribute('data-ty', Math.abs(y)); |
||||
} |
||||
|
||||
/** |
||||
* animates a note torwards the button. Once that's done, it repositions the note and animates it again until the component is no longer listening. |
||||
* @param {Element Node} note - the note element |
||||
*/ |
||||
function animateNote(note) { |
||||
setTimeout(function() { |
||||
if(!isListening) return; |
||||
// the transition speed of each note will be proportional to the its distance to the button
|
||||
// speed = notesSpeedFactor * distance
|
||||
var noteSpeed = notesSpeedFactor * Math.sqrt(Math.pow(note.getAttribute('data-tx'),2) + Math.pow(note.getAttribute('data-ty'),2)); |
||||
|
||||
// apply the transition
|
||||
note.style.WebkitTransition = '-webkit-transform ' + noteSpeed + 'ms ease, opacity 0.8s'; |
||||
note.style.transition = 'transform ' + noteSpeed + 'ms ease-in, opacity 0.8s'; |
||||
|
||||
// now apply the transform (reset the transform so the note moves to its original position) and fade in the note
|
||||
note.style.WebkitTransform = note.style.transform = 'translate3d(0,0,0)'; |
||||
note.style.opacity = 1; |
||||
|
||||
// after the animation is finished,
|
||||
var onEndTransitionCallback = function() { |
||||
// reset transitions and styles
|
||||
note.style.WebkitTransition = note.style.transition = 'none'; |
||||
note.style.opacity = 0; |
||||
|
||||
if(!isListening) return; |
||||
|
||||
positionNote(note); |
||||
animateNote(note); |
||||
}; |
||||
|
||||
onEndTransition(note, onEndTransitionCallback, 'transform'); |
||||
}, 60); |
||||
} |
||||
|
||||
init(); |
||||
|
||||
})(window); |
||||
Loading…
Reference in new issue