[Pkg-javascript-commits] [leaflet-markercluster] 281/479: Feature Detect SVG Animation and only use it if available. IE10 does not support it. Fixes #86

[Jonas Smedegaard]

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js pushed a commit to branch master
in repository leaflet-markercluster.

commit bef1dbb33e2ea4e79816046e91f0ddc5318d4698
Author: danzel <danzel at localhost.geek.nz>
Date:   Thu Nov 1 09:32:51 2012 +1300

    Feature Detect SVG Animation and only use it if available. IE10 does not support it. Fixes #86
---
 src/MarkerCluster.Spiderfier.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/MarkerCluster.Spiderfier.js b/src/MarkerCluster.Spiderfier.js
index 2b52a2f..90d0c5e 100644
--- a/src/MarkerCluster.Spiderfier.js
+++ b/src/MarkerCluster.Spiderfier.js
@@ -132,6 +132,10 @@ L.MarkerCluster.include(!L.DomUtil.TRANSITION ? {
 	}
 } : {
 	//Animated versions here
+	SVG_ANIMATION: (function () {
+		return document.createElementNS('http://www.w3.org/2000/svg', 'animate').toString().indexOf('SVGAnimate') > -1;
+	}()),
+
 	_animationSpiderfy: function (childMarkers, positions) {
 		var me = this,
 			group = this._group,
@@ -174,7 +178,7 @@ L.MarkerCluster.include(!L.DomUtil.TRANSITION ? {
 			m._spiderLeg = leg;
 
 			//Following animations don't work for canvas
-			if (!L.Path.SVG) {
+			if (!L.Path.SVG || !this.SVG_ANIMATION) {
 				continue;
 			}
 
@@ -233,7 +237,7 @@ L.MarkerCluster.include(!L.DomUtil.TRANSITION ? {
 			map = group._map,
 			thisLayerPos = zoomDetails ? map._latLngToNewLayerPoint(this._latlng, zoomDetails.zoom, zoomDetails.center) : map.latLngToLayerPoint(this._latlng),
 			childMarkers = this.getAllChildMarkers(),
-			svg = L.Path.SVG,
+			svg = L.Path.SVG && this.SVG_ANIMATION,
 			m, i, a;
 
 		group._animationStart();

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