fix trying to draw altitude profile for chase cars

rossengeorgiev · rossengeorgiev · commit b80a290e180a · 2014-08-19T06:28:56.000+01:00
diff --git a/js/tracker.js b/js/tracker.js
@@ -746,7 +746,7 @@ function updateVehicleInfo(index, newPosition) {
   $('.landscape .vehicle'+index).html(a + l + b);
 
   // redraw canvas
-  if(!embed.latestonly) {
+  if(!embed.latestonly && vehicles[index].graph_data.length) {
       var c = $('.vehicle'+index+' .graph');
       drawAltitudeProfile(c.get(0), c.get(1), vehicles[index].graph_data[0], vehicles[index].max_alt);
   }

Original file line number	Diff line number	Diff line change
`@@ -746,7 +746,7 @@ function updateVehicleInfo(index, newPosition) {`
`746`	`746`	`$('.landscape .vehicle'+index).html(a + l + b);`
`747`	`747`
`748`	`748`	`// redraw canvas`
`749`		`- if(!embed.latestonly) {`
	`749`	`+ if(!embed.latestonly && vehicles[index].graph_data.length) {`
`750`	`750`	`var c = $('.vehicle'+index+' .graph');`
`751`	`751`	`drawAltitudeProfile(c.get(0), c.get(1), vehicles[index].graph_data[0], vehicles[index].max_alt);`
`752`	`752`	`}`