From 86300b89da5536816da9bcaf2ecbaf3161fc76eb Mon Sep 17 00:00:00 2001 From: Jeppe Ernst Date: Sat, 3 Feb 2018 21:53:30 +0100 Subject: [PATCH] remove broken scroll navscroll stuff --- assets/js/main.js | 124 ---------------------------------------------- 1 file changed, 124 deletions(-) diff --git a/assets/js/main.js b/assets/js/main.js index 9345170..df93740 100644 --- a/assets/js/main.js +++ b/assets/js/main.js @@ -1,126 +1,2 @@ document.documentElement.classList.remove("no-js"); document.documentElement.classList.add("js"); - -var SETTINGS = { - navTravelling: false, - navTravelDirection: "", - navTravelDistance: 150 -} - -function determineOverflow(content, container) { - var containerMetrics = container.getBoundingClientRect(); - var containerMetricsRight = Math.floor(containerMetrics.right); - var containerMetricsLeft = Math.floor(containerMetrics.left); - var contentMetrics = content.getBoundingClientRect(); - var contentMetricsRight = Math.floor(contentMetrics.right); - var contentMetricsLeft = Math.floor(contentMetrics.left); - if (containerMetricsLeft > contentMetricsLeft && containerMetricsRight < contentMetricsRight) { - return "both"; - } else if (contentMetricsLeft < containerMetricsLeft) { - return "left"; - } else if (contentMetricsRight > containerMetricsRight) { - return "right"; - } else { - return "none"; - } -} - -var nav = document.getElementById("navWrapper") -var navElements = document.getElementById("navElements") -var navAdvancerLeft = document.getElementById("navAdvancerLeft"); -var navAdvancerRight = document.getElementById("navAdvancerRight"); -var last_known_scroll_position = 0; -var ticking = false; - -setOverflowIndicator(); - -function setOverflowIndicator(scroll_pos) { - nav.setAttribute("data-overflowing", determineOverflow(navElements, nav)); -} - -nav.addEventListener("scroll", function() { - last_known_scroll_position = window.scrollY; - if (!ticking) { - window.requestAnimationFrame(function() { - setOverflowIndicator(last_known_scroll_position); - ticking = false; - }); - } - ticking = true; -}); - -navAdvancerLeft.addEventListener("click", function() { - // If in the middle of a move return - if (SETTINGS.navTravelling === true) { - return; - } - // If we have content overflowing both sides or on the left - if (determineOverflow(navElements, nav) === "left" || determineOverflow(navElements, nav) === "both") { - // Find how far this panel has been scrolled - var availableScrollLeft = nav.scrollLeft; - // If the space available is less than two lots of our desired distance, just move the whole amount - // otherwise, move by the amount in the settings - if (availableScrollLeft < SETTINGS.navTravelDistance * 2) { - navElements.style.transform = "translateX(" + availableScrollLeft + "px)"; - } else { - navElements.style.transform = "translateX(" + SETTINGS.navTravelDistance + "px)"; - } - // We do want a transition (this is set in CSS) when moving so remove the class that would prevent that - navElements.classList.remove("pn-ProductNav_Contents-no-transition"); - // Update our settings - SETTINGS.navTravelDirection = "left"; - SETTINGS.navTravelling = true; - } - // Now update the attribute in the DOM - nav.setAttribute("data-overflowing", determineOverflow(navElements, nav)); -}); - -navAdvancerRight.addEventListener("click", function() { - // If in the middle of a move return - if (SETTINGS.navTravelling === true) { - return; - } - // If we have content overflowing both sides or on the right - if (determineOverflow(navElements, nav) === "right" || determineOverflow(navElements, nav) === "both") { - // Get the right edge of the container and content - var navBarRightEdge = navElements.getBoundingClientRect().right; - var navBarScrollerRightEdge = nav.getBoundingClientRect().right; - // Now we know how much space we have available to scroll - var availableScrollRight = Math.floor(navBarRightEdge - navBarScrollerRightEdge); - // If the space available is less than two lots of our desired distance, just move the whole amount - // otherwise, move by the amount in the settings - if (availableScrollRight < SETTINGS.navTravelDistance * 2) { - navElements.style.transform = "translateX(-" + availableScrollRight + "px)"; - } else { - navElements.style.transform = "translateX(-" + SETTINGS.navTravelDistance + "px)"; - } - // We do want a transition (this is set in CSS) when moving so remove the class that would prevent that - navElements.classList.remove("pn-ProductNav_Contents-no-transition"); - // Update our settings - SETTINGS.navTravelDirection = "right"; - SETTINGS.navTravelling = true; - } - // Now update the attribute in the DOM - nav.setAttribute("data-overflowing", determineOverflow(navElements, nav)); -}); - -navElements.addEventListener( - "transitionend", - function() { - // get the value of the transform, apply that to the current scroll position (so get the scroll pos first) and then remove the transform - var styleOfTransform = window.getComputedStyle(navElements, null); - var tr = styleOfTransform.getPropertyValue("-webkit-transform") || styleOfTransform.getPropertyValue("transform"); - // If there is no transition we want to default to 0 and not null - var amount = Math.abs(parseInt(tr.split(",")[4]) || 0); - navElements.style.transform = "none"; - navElements.classList.add("pn-ProductNav_Contents-no-transition"); - // Now lets set the scroll position - if (SETTINGS.navTravelDirection === "left") { - nav.scrollLeft = nav.scrollLeft - amount; - } else { - nav.scrollLeft = nav.scrollLeft + amount; - } - SETTINGS.navTravelling = false; - }, - false -); \ No newline at end of file