Menú de alternancia adaptable de pantalla completa con JavaScript puro

Vista prévia

Descripción

Un sistema de menú animado y receptivo que llena toda la pantalla del navegador al alternar. El texto del elemento se adaptará automáticamente para ajustarse al contenedor del menú a medida que cambie el tamaño de la ventana. Hecho con JavaScript y CSS/CSS3. Creado por < a href = "https://codepen.io/rachsmith" target = "_ blank" rel = "noopener" > rachsmith .

Funcionamiento

Cree un icono de Hamburgo para el botón de alternancia de menú.

<div id="nav-trigger" class="nav-trigger open">

<span class="line"></span>

<span class="line"></span>

<span class="line"></span>
</div>

El CSS para el botón de alternancia para crear un Icono animado de Hamburgo con transiciones de fantasía.

.nav-trigger {

position: fixed;

width: 110px;

height: 98px;

right: 0px;

top: 0px;

cursor: pointer;

z-index: 200;

-webkit-transform-origin: 110px 0px;

-moz-transform-origin: 110px 0px;

-ms-transform-origin: 110px 0px;

-o-transform-origin: 110px 0px;

transform-origin: 110px 0px;

-webkit-transform: scale(0.6);

-moz-transform: scale(0.6);

-ms-transform: scale(0.6);

-o-transform: scale(0.6);

transform: scale(0.6);

-webkit-transition: background 0.3s linear;

-moz-transition: background 0.3s linear;

transition: background 0.3s linear;
}

.nav-trigger.open {

background: #222;
}

.nav-trigger.close {

background: transparent;
}

.line {

display: block;

position: absolute;

width: 80px;

height: 8px;

background: #fff;

left: 15px;

-webkit-transform-origin: 0px 4px;

-moz-transform-origin: 0px 4px;

-ms-transform-origin: 0px 4px;

-o-transform-origin: 0px 4px;

transform-origin: 0px 4px;

-webkit-transition: opacity 0.3s cubic-bezier(0.645, 0.045, 0.355, 1) 0s, -webkit-transform 0.24s cubic-bezier(0.645, 0.045, 0.355, 1) 0s;

-moz-transition: opacity 0.3s cubic-bezier(0.645, 0.045, 0.355, 1) 0s, -moz-transform 0.24s cubic-bezier(0.645, 0.045, 0.355, 1) 0s;

transition: opacity 0.3s cubic-bezier(0.645, 0.045, 0.355, 1) 0s, transform 0.24s cubic-bezier(0.645, 0.045, 0.355, 1) 0s;
}

.line:nth-child(1) {

top: 16px;
}

.line:nth-child(2) {

top: 44px;
}

.line:nth-child(3) {

top: 72px;
}

.close .line:nth-child(1) {

-webkit-transform: translateX(11px) rotate(45deg);

-moz-transform: translateX(11px) rotate(45deg);

-ms-transform: translateX(11px) rotate(45deg);

-o-transform: translateX(11px) rotate(45deg);

transform: translateX(11px) rotate(45deg);
}

.close .line:nth-child(2) {

opacity: 0;
}

.close .line:nth-child(3) {

-webkit-transform: translateX(11px) rotate(-45deg);

-moz-transform: translateX(11px) rotate(-45deg);

-ms-transform: translateX(11px) rotate(-45deg);

-o-transform: translateX(11px) rotate(-45deg);

transform: translateX(11px) rotate(-45deg);
}

Cree un menú de navegación usando la lista desordenada HTML.

<nav id="nav" class="out">

<ul>


<li><span class="nav-label">Home</span></li>


<li><span class="nav-label">About</span></li>


<li><span class="nav-label">Work</span></li>


<li><span class="nav-label">Blog</span></li>


<li><span class="nav-label">Contact</span></li>

</ul>
</nav>

Las reglas CSS/CSS3 requeridas para el estilo del menú de navegación a pantalla completa.

nav {

width: 100%;

height: 100%;

position: fixed;

z-index: 100;
}

nav.out {

pointer-events: none;
}

nav.in {

pointer-events: auto;
}

nav ul, li {

display: block;

padding: 0;

margin: 0;

width: 100%;

cursor: pointer;
}

nav ul {

height: 100%;

width: 100%;

position: absolute;
}

nav li {

height: 20%;

position: relative;

background: #222;

color: #fff;

font-family: "Patua One", cursive;
}

nav li:hover {

background: #364e41;
}

nav.in li:nth-child(1) {

-webkit-transition: -webkit-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.1s, opacity 0.5s linear 0.1s;

-moz-transition: -moz-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.1s, opacity 0.5s linear 0.1s;

transition: transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.1s, opacity 0.5s linear 0.1s;
}

nav.in li:nth-child(2) {

-webkit-transition: -webkit-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.2s, opacity 0.5s linear 0.2s;

-moz-transition: -moz-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.2s, opacity 0.5s linear 0.2s;

transition: transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.2s, opacity 0.5s linear 0.2s;
}

nav.in li:nth-child(3) {

-webkit-transition: -webkit-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.3s, opacity 0.5s linear 0.3s;

-moz-transition: -moz-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.3s, opacity 0.5s linear 0.3s;

transition: transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.3s, opacity 0.5s linear 0.3s;
}

nav.in li:nth-child(4) {

-webkit-transition: -webkit-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.4s, opacity 0.5s linear 0.4s;

-moz-transition: -moz-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.4s, opacity 0.5s linear 0.4s;

transition: transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.4s, opacity 0.5s linear 0.4s;
}

nav.in li:nth-child(5) {

-webkit-transition: -webkit-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.5s, opacity 0.5s linear 0.5s;

-moz-transition: -moz-transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.5s, opacity 0.5s linear 0.5s;

transition: transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0.5s, opacity 0.5s linear 0.5s;
}

nav.out li:nth-child(5) {

-webkit-transition: -webkit-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0s, opacity 0.3s linear 0s;

-moz-transition: -moz-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0s, opacity 0.3s linear 0s;

transition: transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0s, opacity 0.3s linear 0s;
}

nav.out li:nth-child(4) {

-webkit-transition: -webkit-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.05s, opacity 0.3s linear 0.05s;

-moz-transition: -moz-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.05s, opacity 0.3s linear 0.05s;

transition: transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.05s, opacity 0.3s linear 0.05s;
}

nav.out li:nth-child(3) {

-webkit-transition: -webkit-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.1s, opacity 0.3s linear 0.1s;

-moz-transition: -moz-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.1s, opacity 0.3s linear 0.1s;

transition: transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.1s, opacity 0.3s linear 0.1s;
}

nav.out li:nth-child(2) {

-webkit-transition: -webkit-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.15s, opacity 0.3s linear 0.15s;

-moz-transition: -moz-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.15s, opacity 0.3s linear 0.15s;

transition: transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.15s, opacity 0.3s linear 0.15s;
}

nav.out li:nth-child(1) {

-webkit-transition: -webkit-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.2s, opacity 0.3s linear 0.2s;

-moz-transition: -moz-transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.2s, opacity 0.3s linear 0.2s;

transition: transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19) 0.2s, opacity 0.3s linear 0.2s;
}

nav.out li {

-webkit-transform: translateY(300%);

-moz-transform: translateY(300%);

-ms-transform: translateY(300%);

-o-transform: translateY(300%);

transform: translateY(300%);

opacity: 0;
}

nav.in li {

-webkit-transform: translateY(0);

-moz-transform: translateY(0);

-ms-transform: translateY(0);

-o-transform: translateY(0);

transform: translateY(0);

opacity: 1;
}

.nav-label {

position: absolute;

width: 100%;

left: 0;

text-align: center;

height: 16px;

top: 50%;

margin-top: -8px;

text-transform: uppercase;
}

El JavaScript para activar el menú de alternancia adaptable a pantalla completa.

// selected elements
var navTrigger = document.getElementById('nav-trigger');
var nav = document.getElementById('nav');
var header = document.getElementById('header');
var heading = document.getElementById('heading');
var labels = document.getElementsByClassName('nav-label');

// sizing
var windowHeight = window.innerHeight;
var windowWidth = window.innerWidth;
var fontSize = windowHeight*0.1;
var headingSize = windowWidth*0.1;

resize();

// Event Listening
navTrigger.addEventListener('click', navToggle);
window.addEventListener('resize', resize);

function resize() {

windowHeight = window.innerHeight;

windowWidth = window.innerWidth;

fontSize = windowHeight*0.1;

headingSize = windowWidth*0.1;

if(headingSize > windowHeight*0.3) headingSize = windowHeight*0.3;



 for(var i = 0; i < labels.length; i++) {


labels[i].style.fontSize = fontSize+'px';


labels[i].style.height = fontSize+'px';


labels[i].style.marginTop = '-'+fontSize*0.6+'px';

}


header.style.height = windowHeight+'px';

heading.style.fontSize = headingSize+'px';

heading.style.height = headingSize+'px';

heading.style.marginTop = '-'+headingSize*0.6+'px';


}

function navToggle(e) {

var closed = (navTrigger.className.indexOf('close') > 0);

 if(closed) {


navTrigger.className = 'nav-trigger open';


nav.className = 'out';

} else {


navTrigger.className = 'nav-trigger close';


nav.className = 'in';

}
}

window.onload = resize();