Merge pull request #1221 from soenter/master

Improve the performance of large data processing

examples/selection/index.html

@@ -67,12 +67,14 @@
 			var zoom = $("#zoom").attr("checked");
 
 			if (zoom) {
-				plot = $.plot(placeholder, data, $.extend(true, {}, options, {
-					xaxis: {
-						min: ranges.xaxis.from,
-						max: ranges.xaxis.to
-					}
-				}));
+				$.each(plot.getXAxes(), function(_, axis) {
+					var opts = axis.options;
+					opts.min = ranges.xaxis.from;
+					opts.max = ranges.xaxis.to;
+				});
+				plot.setupGrid();
+				plot.draw();
+				plot.clearSelection();
 			}
 		});
 

examples/visitors/index.html

@@ -92,13 +92,14 @@
 		$("#placeholder").bind("plotselected", function (event, ranges) {
 
 			// do the zooming
-
-			plot = $.plot("#placeholder", [d], $.extend(true, {}, options, {
-				xaxis: {
-					min: ranges.xaxis.from,
-					max: ranges.xaxis.to
-				}
-			}));
+			$.each(plot.getXAxes(), function(_, axis) {
+				var opts = axis.options;
+				opts.min = ranges.xaxis.from;
+				opts.max = ranges.xaxis.to;
+			});
+			plot.setupGrid();
+			plot.draw();
+			plot.clearSelection();
 
 			// don't fire event on the overview to prevent eternal loop