From e0e09ed3a4fe29b059362560c0dfa1cb39074981 Mon Sep 17 00:00:00 2001
From: James Wilson <james.wilson@flightaware.com>
Date: Fri, 10 Feb 2017 14:41:48 -0600
Subject: [PATCH] Add toggle to show/hide altitude chart

---
 public_html/index.html |  4 ++++
 public_html/script.js  | 23 +++++++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/public_html/index.html b/public_html/index.html
index 962390c..dc051f1 100644
--- a/public_html/index.html
+++ b/public_html/index.html
@@ -221,6 +221,10 @@
 						<div class="settingsCheckbox" id="acpositions_checkbox"></div>
 						<div class="settingsText">Aircraft Positions</div>
 					</div>
+					<div class="settingsOptionContainer">
+						<div class="settingsCheckbox" id="altitude_checkbox"></div>
+						<div class="settingsText">Altitude Chart</div>
+					</div>
 				</div>
 				<div class="settingsColumn">
 					<div class="settingsOptionContainer">
diff --git a/public_html/script.js b/public_html/script.js
index ea3431f..dc45eb6 100644
--- a/public_html/script.js
+++ b/public_html/script.js
@@ -268,6 +268,10 @@ function initialize() {
         	
         });
 
+        $('#altitude_checkbox').on('click', function() {
+        	toggleAltitudeChart(true);
+        });
+
         $('#selectall_checkbox').on('click', function() {
         	if ($('#selectall_checkbox').hasClass('settingsCheckboxChecked')) {
         		deselectAllPlanes();
@@ -285,6 +289,7 @@ function initialize() {
 
         filterGroundVehicles(false);
         filterBlockedMLAT(false);
+        toggleAltitudeChart(false);
 
         // Get receiver metadata, reconfigure using it, then continue
         // with initialization
@@ -1531,6 +1536,24 @@ function filterBlockedMLAT(switchFilter) {
 	PlaneFilter.blockedMLAT = blockedMLATFilter;
 }
 
+function toggleAltitudeChart(switchToggle) {
+	if (typeof localStorage['altitudeChart'] === 'undefined') {
+		localStorage['altitudeChart'] = 'show';
+	}
+	var altitudeChartDisplay = localStorage['altitudeChart'];
+	if (switchToggle === true) {
+		altitudeChartDisplay = (altitudeChartDisplay === 'show') ? 'hidden' : 'show';
+	}
+	if (altitudeChartDisplay === 'show') {
+		$('#altitude_checkbox').addClass('settingsCheckboxChecked');
+		$('#altitude_chart').show();
+	} else {
+		$('#altitude_checkbox').removeClass('settingsCheckboxChecked');
+		$('#altitude_chart').hide();
+	}
+	localStorage['altitudeChart'] = altitudeChartDisplay;
+}
+
 function onResetAltitudeFilter(e) {
     $("#altitude_filter_min").val("");
     $("#altitude_filter_max").val("");