playground/jquery-visible-example.html at master · kiewic/playground · GitHub

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<html>
    <head>
        <meta charset="utf-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <title>jQuery visible selector vs jquery-visible</title>
        <script
            src="https://code.jquery.com/jquery-1.12.4.js"
            integrity="sha256-Qw82+bXyGq6MydymqBxNPYTaUXXq7c8v3CwiYwLLNXU="
            crossorigin="anonymous"></script>
        <script src="jquery-visible.js"></script>
        <style>
            .test {
                font-family: 'Courier New', Courier, monospace;
                color:blue
            }
            .test span {
                color:coral;
                font-weight: bold;
            }
        </style>
    </head>
    <body>
        <p class="test">is(":visible") <span id="visibleSelector"></span></p>
        <p class="test">visible() <span id="visibleValue"></span></p>
        <p class="test">visible(true) <span id="visibleTrueValue"></span></p>
        <p class="test">visible(false, false, "horizontal") <span id="visibleHorizontalValue"></span></p>
        <p class="test">visible(false, false, "vertical") <span id="visibleVerticalValue"></span></p>
        <p><a id="hideShowButton" href="#">hide/show</a></p>
        <div class="moveable" style="width: 200px; height: 200px; background-color: aquamarine; cursor: grab"></div>
        <p>Try:</p>
        <pre>$(".moveable").css({ top: "-9999px", left: "-9999px" })</pre>
        <script>
            $(document).ready(function(){
                var $dragging = null;

                $(document.body).on("mousemove", function (e) {
                    if ($dragging) {
                        $dragging.offset({
                            top: e.pageY - 100,
                            left: e.pageX - 100
                        });
                    }
                });

                $(document.body).on("mousedown", "div", function (e) {
                    $dragging = $(e.target);
                });

                $(document.body).on("mouseleave", "div", function (e) {
                    $dragging = null;
                });

                $(document.body).on("mouseup", function (e) {
                    $dragging = null;
                });

                $("#hideShowButton").on("click", function (e) {
                    var targetDiv = $(document.body).find("div");
                    if (targetDiv.is(":visible")) {
                        targetDiv.css("display", "none");
                    }
                    else {
                        targetDiv.css("display", "block");
                    }
                });

                setInterval(function () {
                    $("#visibleSelector").html(String($(".moveable").is(":visible")));
                    $("#visibleValue").html(String($(".moveable").visible()));
                    $("#visibleTrueValue").html(String($(".moveable").visible(true)));
                    $("#visibleHorizontalValue").html(String($(".moveable").visible(false, false, "horizontal")));
                    $("#visibleVerticalValue").html(String($(".moveable").visible(false, false, "vertical")));
                }, 500);
            });
        </script>
    </body>
</html>