41 lines
1.1 KiB
JavaScript
41 lines
1.1 KiB
JavaScript
// ==========================================================================
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//
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// Wheel
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// Basic mouse weheel support for gallery navigation
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//
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// ==========================================================================
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(function (document, $) {
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"use strict";
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var prevTime = new Date().getTime();
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$(document).on({
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"onInit.fb": function (e, instance, current) {
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instance.$refs.stage.on("mousewheel DOMMouseScroll wheel MozMousePixelScroll", function (e) {
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var current = instance.current,
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currTime = new Date().getTime();
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if (instance.group.length < 2 || current.opts.wheel === false || (current.opts.wheel === "auto" && current.type !== "image")) {
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return;
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}
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e.preventDefault();
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e.stopPropagation();
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if (current.$slide.hasClass("fancybox-animated")) {
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return;
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}
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e = e.originalEvent || e;
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if (currTime - prevTime < 250) {
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return;
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}
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prevTime = currTime;
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instance[(-e.deltaY || -e.deltaX || e.wheelDelta || -e.detail) < 0 ? "next" : "previous"]();
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});
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}
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});
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})(document, jQuery); |