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suavex's Introduction

Use

$(window).on('scroll', function () {
    var st = $(this).scrollTop();

    var elemento = $('.elemento');

    elemento.css({
        left: suavex(st, [0, 250], [0, 450], true),
        opacity: suavex(st, [0, $(window).height()], [1, 0], true)
    });
});

Dicas

(st) O valor de referencia. Nesse caso o scrollTop da janela que vai mudando enquanto vc scrolla.


([0, 250]) Aqui ele pega o valor de referencia e diz que de 0 a 250 (do scroll nesse caso) vai modular o próximo grupo de números, que é


([0, 450]) Aqui é o valor que vc quer mudar no elemento. No nosso exemplo, o left vai sair de 0 pra 450px quando o scroll passar de 0 para 250px.


(true) Ele limita até 450px, se deixar nulo ou falso, ele ultrapassa os 450px, criando um parallax.

suavex's People

Watchers

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