diff src/nabble/view/web/util/nabblegallery-1.2.js @ 0:7ecd1a4ef557

add content
author Franklin Schmidt <fschmidt@gmail.com>
date Thu, 21 Mar 2019 19:15:52 -0600
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/nabble/view/web/util/nabblegallery-1.2.js	Thu Mar 21 19:15:52 2019 -0600
@@ -0,0 +1,73 @@
+function fixGalleryWidth(id) {
+	var $slider = $('#slider'+id);
+	var w = Math.min($slider.width(),$(window).width()-20);
+	$('#gallery'+id).width(w-60);
+	var $gview = $('#gallery-view'+id);
+	$slider.height($gview.height());
+	$gview.css({
+		position: 'absolute',
+		left: $slider.offset().left,
+		width: w
+	});
+	// hack for IE7
+	var ie7 = $.browser.msie && $.browser.version.indexOf('8.') == -1;
+	if (ie7) {
+		var $gv = $('#gallery-view'+id);
+		$gv.css('position','absolute');
+		$('#slider'+id).height($gv.height());
+	}
+};
+
+function galleryReady(id) {
+	$(document).ready(function() {
+		var $prev = $('#prev'+id);
+		var $next = $('#next'+id);
+		var $imgs = $('#images'+id);
+		var $dv = $('#gallery'+id);
+		var left = 0;
+		var inc = 300;
+
+		$(window).resize(function() {
+			fixGalleryWidth(id);
+			showArrows();
+		});
+
+		function showArrows() {
+			if ($imgs.width() <= $dv.width()) {
+				$prev.hide();
+				$next.hide();
+			} else if (left == 0) {
+				$prev.hide();
+				$next.show();
+			} else {
+				var tw = $imgs.width();
+				var vw = $dv.width();
+				var mw = tw-vw;
+				if (left <= -mw) {
+					$prev.show();
+					$next.hide();
+				} else {
+					$prev.show();
+					$next.show();
+				}
+			}
+		};
+
+		fixGalleryWidth(id);
+		showArrows();
+		setTimeout(showArrows, 2000);
+		$prev.click(function() {
+			left+=inc;
+			left = left > 0? 0 : left;
+			$imgs.animate({marginLeft: left+'px'}, 400, showArrows);
+		});
+		$next.click(function() {
+			left-=inc;
+			var tw = $imgs.width();
+			var vw = $dv.width();
+			var mw = tw-vw;
+			left = left < -mw? -mw : left;
+			$imgs.animate({marginLeft: left+'px'}, 400, showArrows);
+		});
+	});
+};
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