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| author | George Halkiadakis <gchalkiadakis@sklavenitis.co.gr> | 2023-04-17 12:12:22 +0300 |
|---|---|---|
| committer | George Halkiadakis <gchalkiadakis@sklavenitis.co.gr> | 2023-04-17 12:12:22 +0300 |
| commit | 68fc9e55e538e03f94509731ab41a0c8cf96710f (patch) | |
| tree | 3edb1e81864ac3eb35ba0fe8087ed24da1b812bf /public/assets/js/plugins/intersecting.js | |
| parent | 84b2da85a1b452922dadb6a609533b9945afe51d (diff) | |
| download | classroom-68fc9e55e538e03f94509731ab41a0c8cf96710f.tar.gz classroom-68fc9e55e538e03f94509731ab41a0c8cf96710f.tar.bz2 classroom-68fc9e55e538e03f94509731ab41a0c8cf96710f.zip | |
setup a real server environment (apache DocumentRoot=/var/www/public)
Diffstat (limited to 'public/assets/js/plugins/intersecting.js')
| -rw-r--r-- | public/assets/js/plugins/intersecting.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/public/assets/js/plugins/intersecting.js b/public/assets/js/plugins/intersecting.js new file mode 100644 index 0000000..87faf61 --- /dev/null +++ b/public/assets/js/plugins/intersecting.js @@ -0,0 +1,18 @@ +$$plugins.define('intersecting', function (element, options) {
+ const el = document.querySelector(options.target);
+
+ const observer = new window.IntersectionObserver(([entry]) => {
+ const intersectionRatio = entry.intersectionRatio.toFixed(2);
+ if (entry.isIntersecting) {
+ element.classList.add("sticky");
+ } else {
+ element.classList.remove("sticky");
+ }
+ }, {
+ root: null,
+ rootMargin: '-30% 0px -70%',
+ threshold: 0
+ })
+
+ observer.observe(el)
+});
|