From 232e59a08e9b365202149cce8a35c77d54fb6c96 Mon Sep 17 00:00:00 2001
From: Steffen Vogel <info@steffenvogel.de>
Date: Sun, 7 Nov 2010 23:57:55 +0100
Subject: [PATCH] fixed #28 (autoscaling after scroll-zoom)

---
 frontend/javascripts/frontend.js | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/frontend/javascripts/frontend.js b/frontend/javascripts/frontend.js
index aa7d8ee..fe21727 100644
--- a/frontend/javascripts/frontend.js
+++ b/frontend/javascripts/frontend.js
@@ -238,12 +238,14 @@ vz.wui.handleControls = function () {
 			vz.options.plot.xaxis.max =  middle + year/2;
 			break;
 	}
-	
-	// update delta after zoom
-	delta = vz.options.plot.xaxis.max - vz.options.plot.xaxis.min;
+
+	// reenable autoscaling for yaxis
+	vz.options.plot.yaxis.min = 0;
+	vz.options.plot.yaxis.max = null;
 	
 	// we dont want to zoom/pan into the future
-	if (vz.options.plot.xaxis.max + delta > new Date().getTime()) {
+	if (vz.options.plot.xaxis.max > new Date().getTime()) {
+		delta = vz.options.plot.xaxis.max - vz.options.plot.xaxis.min;
 		vz.options.plot.xaxis.max = new Date().getTime();
 		vz.options.plot.xaxis.min = new Date().getTime() - delta;
 	}