Imported Upstream version 1.0.0upstream/1.0.0

1 files changed, 1174 insertions, 0 deletions

diff --git a/web/old/index.js b/web/old/index.js
new file mode 100755
index 000000000..3a28daf73
--- /dev/null
+++ b/web/old/index.js
@@ -0,0 +1,1174 @@
+var page_is_visible = 1;
+
+var TARGET_THUMB_GRAPH_WIDTH = 500;		// thumb charts width will range from 0.5 to 1.5 of that
+var MINIMUM_THUMB_GRAPH_WIDTH = 400;	// thumb chart will generally try to be wider than that
+var TARGET_THUMB_GRAPH_HEIGHT = 160;	// the height of the thumb charts
+var TARGET_GROUP_GRAPH_HEIGHT = 160;
+
+var THUMBS_MAX_TIME_TO_SHOW = 240;		// how much time the thumb charts will present?
+var THUMBS_POINTS_DIVISOR = 3;
+var THUMBS_STACKED_POINTS_DIVISOR = 4;
+
+var GROUPS_MAX_TIME_TO_SHOW = 600;		// how much time the group charts will present?
+var GROUPS_POINTS_DIVISOR = 2;
+var GROUPS_STACKED_POINTS_DIVISOR = 3;
+
+var MAINCHART_MIN_TIME_TO_SHOW = 1200;	// how much time the main chart will present by default?
+var MAINCHART_POINTS_DIVISOR = 2;		// how much detailed will the main chart be by default? 1 = finest, higher is faster
+var MAINCHART_STACKED_POINTS_DIVISOR = 3;		// how much detailed will the main chart be by default? 1 = finest, higher is faster
+
+var MAINCHART_CONTROL_HEIGHT = 75;		// how tall the control chart will be
+var MAINCHART_CONTROL_DIVISOR = 5;		// how much detailed will the control chart be? 1 = finest, higher is faster
+var MAINCHART_INITIAL_SELECTOR= 20;		// 1/20th of the width, this overrides MAINCHART_MIN_TIME_TO_SHOW
+
+var CHARTS_REFRESH_LOOP = 50;			// delay between chart refreshes
+var CHARTS_REFRESH_IDLE = 500;			// delay between chart refreshes when no chart was ready for refresh the last time
+var CHARTS_CHECK_NO_FOCUS = 500;		// delay to check for visibility when the page has no focus
+var CHARTS_SCROLL_IDLE = 100;			// delay to wait after a page scroll
+
+var ENABLE_CURVE = 1;
+
+var resize_request = false;
+
+function setPresentationNormal(ui) {
+	THUMBS_POINTS_DIVISOR 				= 3;
+	THUMBS_STACKED_POINTS_DIVISOR 		= Math.round(THUMBS_POINTS_DIVISOR * 1.5);
+	GROUPS_POINTS_DIVISOR 				= 2;
+	GROUPS_STACKED_POINTS_DIVISOR 		= Math.round(GROUPS_POINTS_DIVISOR * 1.5);
+	MAINCHART_POINTS_DIVISOR 			= 2;
+	MAINCHART_STACKED_POINTS_DIVISOR 	= Math.round(MAINCHART_POINTS_DIVISOR * 1.5);
+	ENABLE_CURVE = 1;
+	CHARTS_REFRESH_LOOP = 50;
+	CHARTS_SCROLL_IDLE = 50;
+	resize_request = true;
+	if(ui) $('#presentation_normal').trigger('click');
+	playGraphs();
+}
+function setPresentationSpeedy(ui) {
+	THUMBS_POINTS_DIVISOR 				= 10;
+	THUMBS_STACKED_POINTS_DIVISOR 		= Math.round(THUMBS_POINTS_DIVISOR * 1.5);
+	GROUPS_POINTS_DIVISOR 				= 8;
+	GROUPS_STACKED_POINTS_DIVISOR 		= Math.round(GROUPS_POINTS_DIVISOR * 1.5);
+	MAINCHART_POINTS_DIVISOR 			= 5;
+	MAINCHART_STACKED_POINTS_DIVISOR 	= Math.round(MAINCHART_POINTS_DIVISOR * 1.5);
+	ENABLE_CURVE = 0;
+	CHARTS_REFRESH_LOOP = 50;
+	CHARTS_SCROLL_IDLE = 100;
+	resize_request = true;
+	if(ui) $('#presentation_speedy').trigger('click');
+	playGraphs();
+}
+function setPresentationDetailed(ui) {
+	THUMBS_POINTS_DIVISOR 				= 1;
+	THUMBS_STACKED_POINTS_DIVISOR 		= 1;
+	GROUPS_POINTS_DIVISOR 				= 1;
+	GROUPS_STACKED_POINTS_DIVISOR 		= 1;
+	MAINCHART_POINTS_DIVISOR 			= 1;
+	MAINCHART_STACKED_POINTS_DIVISOR 	= 1;
+	ENABLE_CURVE = 1;
+	CHARTS_REFRESH_LOOP = 50;
+	CHARTS_SCROLL_IDLE = 50;
+	resize_request = true;
+	if(ui) $('#presentation_detailed').trigger('click');
+	playGraphs();
+}
+
+function isIE() {
+  userAgent = navigator.userAgent;
+  return userAgent.indexOf("MSIE ") > -1 || userAgent.indexOf("Trident/") > -1;
+}
+
+if(isIE()){
+	// do stuff with ie-users
+	CHARTS_REFRESH_LOOP=250;
+	CHARTS_SCROLL_IDLE=500;
+}
+
+var MODE_THUMBS = 1;
+var MODE_MAIN = 2;
+var MODE_GROUP_THUMBS = 3;
+var mode; // one of the MODE_* values
+
+var allCharts = new Array();
+var mainchart;
+
+// html for the main menu
+var mainmenu = "";
+var categoriesmainmenu = "";
+var familiesmainmenu = "";
+var chartsmainmenu = "";
+
+
+// ------------------------------------------------------------------------
+// common HTML generation
+
+function thumbChartActions(i, c, nogroup) {
+	var name = c.name;
+	if(!nogroup) name = c.family;
+
+	var refinfo = "the chart is drawing ";
+	if(c.group == 1) refinfo += "every single point collected (" + c.update_every + "s each).";
+	else refinfo += ((c.group_method == "average")?"the average":"the max") + " value for every " + (c.group * c.update_every) + " seconds of data";
+
+	var html = "<div class=\"btn-group btn-group\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"" + refinfo + "\">"
+	+		"<button type=\"button\" class=\"btn btn-default\" onclick=\"javascript: return;\"><span class=\"glyphicon glyphicon-info-sign\"></span></button>"
+	+	"</div>"
+	+	"<div class=\"btn-group btn-group\"><button type=\"button\" class=\"btn btn-default disabled\"><small>&nbsp;&nbsp; " + name + "</small></button>";
+
+	if(!nogroup) {
+		var ingroup = 0;
+		var ingroup_detail = 0;
+
+		$.each(allCharts, function(i, d) {
+			if(d.family == c.family) {
+				ingroup++;
+				if(d.isdetail) ingroup_detail++;
+			}
+		});
+
+		var hidden = "";
+		if(ingroup_detail) hidden = ", including " + ingroup_detail + " charts not shown now";
+
+		html += "<button type=\"button\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"Show all " + ingroup + " charts in group '" + c.family + "'" + hidden + "\" class=\"btn btn-default\" onclick=\"initGroupGraphs('" + c.family +"');\"><span class=\"glyphicon glyphicon-th-large\"></span></button>";
+	}
+
+	html += "<button type=\"button\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"show chart '" + c.name + "' in fullscreen\" class=\"btn btn-default\" onclick=\"initMainChartIndex(" + i +");\"><span class=\"glyphicon glyphicon-resize-full\"></span></button>"
+	+		"<button type=\"button\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"set options for chart '" + c.name + "'\" class=\"btn btn-default disabled\" onclick=\"alert('Not implemented yet!');\"><span class=\"glyphicon glyphicon-cog\"></span></button>"
+	+		"<button type=\"button\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"ignore chart '" + c.name + "'\" class=\"btn btn-default\" onclick=\"disableChart(" + i + ");\"><span class=\"glyphicon glyphicon-trash\"></span></button>"
+	+	"</div>";
+
+	return html;
+}
+
+function groupChartActions(i, c) {
+	var name = c.name;
+
+	var refinfo = "the chart is drawing ";
+	if(c.group == 1) refinfo += "every single point collected (" + c.update_every + "s each).";
+	else refinfo += ((c.group_method == "average")?"the average":"the max") + " value for every " + (c.group * c.update_every) + " seconds of data";
+
+	var html = "<div class=\"btn-group btn-group\" data-toggle=\"tooltip\" data-placement=\"left\" title=\"" + refinfo + "\">"
+	+		"<button type=\"button\" class=\"btn btn-default\" onclick=\"javascript: return;\"><span class=\"glyphicon glyphicon-info-sign\"></span></button>"
+	+	"</div>";
+
+	html += "<button type=\"button\" data-toggle=\"tooltip\" data-placement=\"left\" title=\"show chart '" + c.name + "' in fullscreen\" class=\"btn btn-default\" onclick=\"initMainChartIndex(" + i +");\"><span class=\"glyphicon glyphicon-resize-full\"></span></button>"
+	+		"<button type=\"button\" data-toggle=\"tooltip\" data-placement=\"left\" title=\"ignore chart '" + c.name + "'\" class=\"btn btn-default\" onclick=\"disableChart(" + i + ");\"><span class=\"glyphicon glyphicon-trash\"></span></button>"
+	+	"</div>";
+
+	return html;
+}
+
+function mylog(txt) {
+	console.log(txt);
+	$('#logline').html(txt);
+}
+
+function chartssort(a, b) {
+	if(a.priority == b.priority) {
+		if(a.name < b.name) return -1;
+	}
+	else if(a.priority < b.priority) return -1;
+
+	return 1;
+}
+
+
+// ------------------------------------------------------------------------
+// MAINGRAPH = fullscreen view of 1 graph
+
+// copy the chart c to mainchart
+// switch to main graphs screen
+function initMainChart(c) {
+	if(mainchart) cleanThisChart(mainchart);
+
+	mainchart = $.extend(true, {}, c);
+	mainchart.enabled = true;
+	mainchart.refreshCount = 0;
+	mainchart.last_updated = 0;
+	mainchart.chartOptions.explorer = null;
+	mainchart.chart = null;
+
+	mainchart.before = 0;
+	mainchart.after = 0;
+
+	mainchart.chartOptions.width = screenWidth();
+	mainchart.chartOptions.height = $(window).height() - 150 - MAINCHART_CONTROL_HEIGHT;
+	if(mainchart.chartOptions.height < 300) mainchart.chartOptions.height = 300;
+
+	mainchart.div = 'maingraph';
+	mainchart.max_time_to_show = (mainchart.last_entry_t - mainchart.first_entry_t) / ( MAINCHART_INITIAL_SELECTOR * mainchart.update_every );
+	if(mainchart.max_time_to_show < MAINCHART_MIN_TIME_TO_SHOW) mainchart.max_time_to_show = MAINCHART_MIN_TIME_TO_SHOW;
+	calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, mainchart.max_time_to_show, 0, ENABLE_CURVE);
+
+	// copy it to the hidden chart
+	mainchart.hiddenchart = $.extend(true, {}, mainchart);
+	mainchart.hiddenchart.chartOptions.height = MAINCHART_CONTROL_HEIGHT;
+	mainchart.hiddenchart.div = 'maingraph_control';
+	mainchart.hiddenchart.non_zero = 0;
+
+	// initialize the div
+	showChartIsLoading(mainchart.div, mainchart.name, mainchart.chartOptions.width, mainchart.chartOptions.height);
+	document.getElementById(mainchart.hiddenchart.div).innerHTML = "<table><tr><td align=\"center\" width=\"" + mainchart.hiddenchart.chartOptions.width + "\" height=\"" + mainchart.hiddenchart.chartOptions.height + "\" style=\"vertical-align:middle\"><h4><span class=\"label label-default\">Please wait...</span></h4></td></tr></table>";
+	//showChartIsLoading(mainchart.hiddenchart.div, mainchart.hiddenchart.name, mainchart.hiddenchart.chartOptions.width, mainchart.hiddenchart.chartOptions.height);
+
+	// set the radio buttons
+	setMainChartGroupMethod(mainchart.group_method, 'no-refresh');
+	setMainChartMax('normal');
+
+	$('#group' + mainchart.group).trigger('click');
+	setMainChartGroup(mainchart.group, 'no-refresh');
+
+	switchToMainGraph();
+}
+
+function refreshHiddenChart(doNext) {
+	if(refresh_mode == REFRESH_PAUSED && mainchart.hiddenchart.last_updated != 0) {
+		if(typeof doNext == "function") doNext();
+		return;
+	}
+
+	// is it too soon for a refresh?
+	var now = new Date().getTime();
+	if((now - mainchart.hiddenchart.last_updated) < (mainchart.update_every * 10 * 1000) || (now - mainchart.hiddenchart.last_updated) < (mainchart.hiddenchart.group * mainchart.hiddenchart.update_every * 1000)) {
+		if(typeof doNext == "function") doNext();
+		return;
+	}
+
+	if(mainchart.dashboard && mainchart.hiddenchart.refreshCount > 50) {
+		mainchart.dashboard.clear();
+		mainchart.control_wrapper.clear();
+		mainchart.hidden_wrapper.clear();
+
+		mainchart.dashboard = null;
+		mainchart.control_wrapper = null;
+		mainchart.hidden_wrapper = null;
+		mainchart.hiddenchart.last_updated = 0;
+	}
+
+	if(!mainchart.dashboard) {
+		var controlopts = $.extend(true, {}, mainchart.chartOptions, {
+			lineWidth: 1,
+			height: mainchart.hiddenchart.chartOptions.height,
+			chartArea: {'width': '98%'},
+			hAxis: {'baselineColor': 'none', viewWindowMode: 'maximized', gridlines: { count: 0 } },
+			vAxis: {'title': null, gridlines: { count: 0 } },
+		});
+
+		mainchart.dashboard = new google.visualization.Dashboard(document.getElementById('maingraph_dashboard'));
+		mainchart.control_wrapper = new google.visualization.ControlWrapper({
+			controlType: 'ChartRangeFilter',
+			containerId: 'maingraph_control',
+			options: {
+				filterColumnIndex: 0,
+				ui: {
+					chartType: mainchart.chartType,
+					chartOptions: controlopts,
+					minRangeSize: (mainchart.max_time_to_show * 1000) / MAINCHART_POINTS_DIVISOR,
+				}
+			},
+		});
+		mainchart.hidden_wrapper = new google.visualization.ChartWrapper({
+			chartType: mainchart.chartType,
+			containerId: 'maingraph_hidden',
+			options: {
+				isStacked: mainchart.chartOptions.isStacked,
+				width: mainchart.hiddenchart.chartOptions.width,
+				height: mainchart.hiddenchart.chartOptions.height,
+				//chartArea: {'height': '80%', 'width': '100%'},
+				//hAxis: {'slantedText': false},
+				//legend: {'position': 'none'}
+			},
+		});
+
+		mainchart.hiddenchart.refreshCount = 0;
+	}
+
+	// load the data for the control and the hidden wrappers
+	// calculate the group and points to show for the control chart
+	calculateChartPointsToShow(mainchart.hiddenchart, MAINCHART_CONTROL_DIVISOR, 0, -1, ENABLE_CURVE);
+
+	$.ajax({
+		url: generateChartURL(mainchart.hiddenchart),
+		dataType:"json",
+		cache: false
+	})
+	.done(function(jsondata) {
+		if(!jsondata || jsondata.length == 0) return;
+
+		mainchart.control_data = new google.visualization.DataTable(jsondata);
+
+		if(mainchart.hiddenchart.last_updated == 0) {
+			google.visualization.events.addListener(mainchart.control_wrapper, 'ready', mainchartControlReadyEvent);
+			mainchart.dashboard.bind(mainchart.control_wrapper, mainchart.hidden_wrapper);
+		}
+		if(refresh_mode != REFRESH_PAUSED) {
+			// console.log('mainchart.points_to_show: ' + mainchart.points_to_show + ', mainchart.group: ' + mainchart.group + ', mainchart.update_every: ' + mainchart.update_every);
+
+			var start = now - (mainchart.points_to_show * mainchart.group * mainchart.update_every * 1000);
+			var end = now;
+			var min = MAINCHART_MIN_TIME_TO_SHOW * 1000;
+			if(end - start < min) start = end - min;
+
+			mainchart.control_wrapper.setState({range: {
+				start: new Date(start),
+				end: new Date(end)
+			},
+			ui: {
+				minRangeSize: min
+			}});
+		}
+
+		mainchart.dashboard.draw(mainchart.control_data);
+		mainchart.hiddenchart.last_updated = new Date().getTime();
+		mainchart.hiddenchart.refreshCount++;
+	})
+	.always(function() {
+		if(typeof doNext == "function") doNext();
+	});
+}
+
+function mainchartControlReadyEvent() {
+	google.visualization.events.addListener(mainchart.control_wrapper, 'statechange', mainchartControlStateHandler);
+	//mylog(mainchart);
+}
+
+function mainchartControlStateHandler() {
+	// setMainChartPlay('pause');
+
+	var state = mainchart.control_wrapper.getState();
+	mainchart.after = Math.round(state.range.start.getTime() / 1000);
+	mainchart.before = Math.round(state.range.end.getTime() / 1000);
+
+	calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, mainchart.before - mainchart.after, 0, ENABLE_CURVE);
+	//mylog('group = ' + mainchart.group + ', points_to_show = ' + mainchart.points_to_show + ', dt = ' + (mainchart.before - mainchart.after));
+
+	$('#group' + mainchart.group).trigger('click');
+	mainchart.last_updated = 0;
+
+	if(refresh_mode != REFRESH_PAUSED) pauseGraphs();
+}
+
+function initMainChartIndex(i) {
+	if(mode == MODE_GROUP_THUMBS)
+		initMainChart(groupCharts[i]);
+
+	else if(mode == MODE_THUMBS)
+		initMainChart(allCharts[i]);
+
+	else
+		initMainChart(allCharts[i]);
+}
+
+function initMainChartIndexOfMyCharts(i) {
+	initMainChart(allCharts[i]);
+}
+
+var last_main_chart_max='normal';
+function setMainChartMax(m) {
+	if(!mainchart) return;
+
+	if(m == 'toggle') {
+		if(last_main_chart_max == 'maximized') m = 'normal';
+		else m = 'maximized';
+	}
+
+	if(m == "maximized") {
+		mainchart.chartOptions.theme = 'maximized';
+		//mainchart.chartOptions.axisTitlesPosition = 'in';
+		//mainchart.chartOptions.legend = {position: 'none'};
+		mainchart.chartOptions.hAxis.title = null;
+		mainchart.chartOptions.hAxis.viewWindowMode = 'maximized';
+		mainchart.chartOptions.vAxis.viewWindowMode = 'maximized';
+		mainchart.chartOptions.chartArea = {'width': '98%', 'height': '100%'};
+	}
+	else {
+		mainchart.chartOptions.hAxis.title = null;
+		mainchart.chartOptions.theme = null;
+		mainchart.chartOptions.hAxis.viewWindowMode = null;
+		mainchart.chartOptions.vAxis.viewWindowMode = null;
+		mainchart.chartOptions.chartArea = {'width': '80%', 'height': '90%'};
+	}
+	$('.mainchart_max_button').button(m);
+	last_main_chart_max = m;
+	mainchart.last_updated = 0;
+}
+
+function setMainChartGroup(g, norefresh) {
+	if(!mainchart) return;
+
+	mainchart.group = g;
+
+	if(!mainchart.before && !mainchart.after)
+		calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, mainchart.max_time_to_show, mainchart.group, ENABLE_CURVE);
+	else
+		calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, 0, mainchart.group, ENABLE_CURVE);
+
+	if(!norefresh) {
+		mainchart.last_updated = 0;
+	}
+}
+
+var last_main_chart_avg = null;
+function setMainChartGroupMethod(g, norefresh) {
+	if(!mainchart) return;
+
+	if(g == 'toggle') {
+		if(last_main_chart_avg == 'max') g = 'average';
+		else g = 'max';
+	}
+
+	mainchart.group_method = g;
+
+	$('.mainchart_avg_button').button(g);
+
+	if(!norefresh) {
+		mainchart.last_updated = 0;
+	}
+
+	last_main_chart_avg = g;
+}
+
+function setMainChartPlay(p) {
+	if(!mainchart) return;
+
+	if(p == 'toggle') {
+		if(refresh_mode != REFRESH_ALWAYS) p = 'play';
+		else p = 'pause';
+	}
+
+	if(p == 'play') {
+		//mainchart.chartOptions.explorer = null;
+		mainchart.after = 0;
+		mainchart.before = 0;
+		calculateChartPointsToShow(mainchart, mainchart.chartOptions.isStacked?MAINCHART_STACKED_POINTS_DIVISOR:MAINCHART_POINTS_DIVISOR, mainchart.max_time_to_show, 0, ENABLE_CURVE);
+		$('#group' + mainchart.group).trigger('click');
+		mainchart.last_updated = 0;
+		mainchart.hiddenchart.last_updated = 0;
+		playGraphs();
+	}
+	else {
+		//mainchart.chartOptions.explorer = {
+		//	'axis': 'horizontal',
+		//	'maxZoomOut': 1,
+		//};
+		//mainchart.last_updated = 0;
+
+		//if(!renderChart(mainchart, pauseGraphs))
+		pauseGraphs();
+	}
+}
+
+function buttonGlobalPlayPause(p) {
+	if(mode == MODE_MAIN) {
+		setMainChartPlay(p);
+		return;
+	}
+
+	if(p == 'toggle') {
+		if(refresh_mode != REFRESH_ALWAYS) p = 'play';
+		else p = 'pause';
+	}
+
+	if(p == 'play') playGraphs();
+	else pauseGraphs();
+}
+
+
+// ------------------------------------------------------------------------
+// Chart resizing
+
+function screenWidth() {
+	return (($(window).width() * 0.95) - 50);
+}
+
+// calculate the proper width for the thumb charts
+function thumbWidth() {
+	var cwidth = screenWidth();
+	var items = Math.round(cwidth / TARGET_THUMB_GRAPH_WIDTH);
+	if(items < 1) items = 1;
+
+	if(items > 1 && (cwidth / items) < MINIMUM_THUMB_GRAPH_WIDTH) items--;
+
+	return Math.round(cwidth / items) - 1;
+}
+
+function groupChartSizes() {
+	var s = { width: screenWidth(), height: TARGET_GROUP_GRAPH_HEIGHT };
+
+	var count = 0;
+	if(groupCharts) $.each(groupCharts, function(i, c) {
+		if(c.enabled) count++;
+	});
+
+	if(count == 0) {
+		s.width = TARGET_GROUP_GRAPH_HEIGHT;
+		s.height = TARGET_GROUP_GRAPH_HEIGHT;
+	}
+	else {
+		if(s.width < MINIMUM_THUMB_GRAPH_WIDTH) s.width = screenWidth();
+		s.height = ($(window).height() - 130) / count - 10;
+	}
+
+	if(s.height < TARGET_GROUP_GRAPH_HEIGHT)
+		s.height = TARGET_GROUP_GRAPH_HEIGHT;
+
+	return s;
+}
+
+// resize all charts
+// if the thumb charts need resize in their width, reset them
+function resizeCharts() {
+	var width = screenWidth();
+
+	if(mainchart) {
+		mainchart.chartOptions.width = width;
+		mainchart.chartOptions.height = $(window).height() - 150 - MAINCHART_CONTROL_HEIGHT;
+		mainchart.last_updated = 0;
+
+		mainchart.hidden_wrapper.setOption('width', width);
+		mainchart.control_wrapper.setOption('ui.chartOptions.width', width);
+		mainchart.hiddenchart.chartOptions.width = width;
+		mainchart.hiddenchart.last_updated = 0;
+	}
+
+	width = thumbWidth();
+	$.each(allCharts, function(i, c) {
+		if(c.enabled) {
+			cleanThisChart(c);
+			c.chartOptions.width = width;
+			calculateChartPointsToShow(c, c.chartOptions.isStacked?THUMBS_STACKED_POINTS_DIVISOR:THUMBS_POINTS_DIVISOR, THUMBS_MAX_TIME_TO_SHOW, -1, ENABLE_CURVE);
+			showChartIsLoading(c.div, c.name, c.chartOptions.width, c.chartOptions.height);
+			document.getElementById(c.id + '_thumb_actions_div').innerHTML = thumbChartActions(i, c);
+			c.last_updated = 0;
+		}
+	});
+
+	if(groupCharts) $.each(groupCharts, function(i, c) {
+		var sizes = groupChartSizes();
+
+		if(c.enabled) {
+			cleanThisChart(c);
+			c.chartOptions.width = sizes.width;
+			c.chartOptions.height = sizes.height;
+			calculateChartPointsToShow(c, c.chartOptions.isStacked?GROUPS_STACKED_POINTS_DIVISOR:GROUPS_POINTS_DIVISOR, GROUPS_MAX_TIME_TO_SHOW, -1, ENABLE_CURVE);
+			showChartIsLoading(c.div, c.name, c.chartOptions.width, c.chartOptions.height);
+			document.getElementById(c.id + '_group_actions_div').innerHTML = groupChartActions(i, c);
+			c.last_updated = 0;
+		}
+	});
+
+	updateUI();
+}
+
+window.onresize = function(event) {
+	resize_request = true;
+};
+
+
+// ------------------------------------------------------------------------
+// Core of the thread refreshing the charts
+
+var REFRESH_PAUSED = 0;
+var REFRESH_ALWAYS = 1;
+
+var refresh_mode = REFRESH_PAUSED;
+var last_refresh = 0;
+function playGraphs() {
+	mylog('playGraphs()');
+	if(refresh_mode == REFRESH_ALWAYS) return;
+
+	//mylog('PlayGraphs()');
+	refresh_mode = REFRESH_ALWAYS;
+	$('.mainchart_play_button').button('play');
+	$('.global_play_button').button('play');
+
+	// check if the thread died due to a javascript error
+	var now = new Date().getTime();
+	if((now - last_refresh) > 60000) {
+		// it died or never started
+		//mylog('It seems the refresh thread died. Restarting it.');
+		renderChartCallback();
+	}
+}
+
+function pauseGraphs() {
+	mylog('pauseGraphs()');
+	if(refresh_mode == REFRESH_PAUSED) return;
+
+	refresh_mode = REFRESH_PAUSED;
+	$('.mainchart_play_button').button('pause');
+	$('.global_play_button').button('pause');
+}
+
+var interval = null;
+function checkRefreshThread() {
+	if(interval == null) {
+		interval = setInterval(checkRefreshThread, 2000);
+		return;
+	}
+
+	var now = new Date().getTime();
+	if(now - last_refresh > 60000) {
+		mylog('Refresh thread died. Restarting it.');
+		renderChartCallback();
+	}
+}
+
+// refresh the proper chart
+// this is an internal function.
+// never call it directly, or new javascript threads will be spawn
+var timeout = null;
+function renderChartCallback() {
+	last_refresh = new Date().getTime();
+
+	if(!page_is_visible) {
+		timeout = setTimeout(triggerRefresh, CHARTS_CHECK_NO_FOCUS);
+		return;
+	}
+
+	if(resize_request) {
+		mylog('renderChartCallback() resize_request is set');
+		cleanupCharts();
+		resizeCharts();
+		resize_request = false;
+		// refresh_mode = REFRESH_ALWAYS;
+	}
+
+	if(last_user_scroll) {
+		var now = new Date().getTime();
+		if((now - last_user_scroll) >= CHARTS_SCROLL_IDLE) {
+			last_user_scroll = 0;
+			mylog('Scrolling: resuming refresh...');
+		}
+		else {
+			mylog('Scrolling: pausing refresh for ' + (CHARTS_SCROLL_IDLE - (now - last_user_scroll)) + ' ms...');
+			timeout = setTimeout(triggerRefresh, CHARTS_SCROLL_IDLE - (now - last_user_scroll));
+			return;
+		}
+	}
+
+	if(refresh_mode == REFRESH_PAUSED) {
+		if(mode == MODE_MAIN && mainchart.last_updated == 0) {
+			mainChartRefresh();
+			return;
+		}
+
+		if(mode != MODE_MAIN) {
+			timeout = setTimeout(triggerRefresh, CHARTS_REFRESH_IDLE);
+			return;
+		}
+	}
+
+	     if(mode == MODE_THUMBS)		timeout = setTimeout(thumbChartsRefreshNext, CHARTS_REFRESH_LOOP);
+	else if(mode == MODE_GROUP_THUMBS)  timeout = setTimeout(groupChartsRefreshNext, CHARTS_REFRESH_LOOP);
+	else if(mode == MODE_MAIN)   		timeout = setTimeout(mainChartRefresh, CHARTS_REFRESH_LOOP);
+	else                         		timeout = setTimeout(triggerRefresh, CHARTS_REFRESH_IDLE);
+}
+
+// callback for refreshing the charts later
+// this is an internal function.
+// never call it directly, or new javascript threads will be spawn
+function triggerRefresh() {
+	//mylog('triggerRefresh()');
+
+	if(!page_is_visible || (refresh_mode == REFRESH_PAUSED && mode != MODE_MAIN)) {
+		last_refresh = new Date().getTime();
+		timeout = setTimeout(triggerRefresh, CHARTS_REFRESH_IDLE);
+		return;
+	}
+
+	     if(mode == MODE_THUMBS) 		timeout = setTimeout(renderChartCallback, CHARTS_REFRESH_IDLE);
+	else if(mode == MODE_GROUP_THUMBS)	timeout = setTimeout(renderChartCallback, CHARTS_REFRESH_IDLE);
+	else if(mode == MODE_MAIN)   		timeout = setTimeout(renderChartCallback, CHARTS_REFRESH_IDLE);
+	else                         		timeout = setTimeout(triggerRefresh, CHARTS_REFRESH_IDLE);
+}
+
+// refresh the main chart
+// make sure we don't loose the refreshing thread
+function mainChartRefresh() {
+	//mylog('mainChartRefresh()');
+
+	if(mode != MODE_MAIN || !mainchart) {
+		triggerRefresh();
+		return;
+	}
+
+	if(refresh_mode == REFRESH_PAUSED && mainchart.last_updated != 0) {
+		hiddenChartRefresh();
+		return;
+	}
+
+	if(!renderChart(mainchart, hiddenChartRefresh))
+		hiddenChartRefresh();
+}
+
+function hiddenChartRefresh() {
+	refreshHiddenChart(triggerRefresh);
+}
+
+function roundRobinRenderChart(charts, startat) {
+	var refreshed = false;
+
+	// find a chart to refresh
+	var all = charts.length;
+	var cur = startat + 1;
+	var count = 0;
+
+	for(count = 0; count < all ; count++, cur++) {
+		if(cur >= all) cur = 0;
+
+		if(charts[cur].enabled) {
+			refreshed = renderChart(charts[cur], renderChartCallback);
+			if(refreshed) {
+				mylog('Refreshed: ' + charts[cur].name);
+				break;
+			}
+		}
+	}
+
+	if(!refreshed) triggerRefresh();
+	return cur;
+}
+
+// refresh the thumb charts
+// make sure we don't loose the refreshing thread
+var last_thumb_updated = 0;
+function thumbChartsRefreshNext() {
+	//mylog('thumbChartsRefreshNext()');
+
+	if(allCharts.length == 0 || mode != MODE_THUMBS) {
+		triggerRefresh();
+		return;
+	}
+
+	last_thumb_updated = roundRobinRenderChart(allCharts, last_thumb_updated);
+}
+
+// refresh the group charts
+// make sure we don't loose the refreshing thread
+var last_group_updated = 0;
+function groupChartsRefreshNext() {
+	//mylog('groupChartsRefreshNext()');
+
+	if(!groupCharts || groupCharts.length == 0 || mode != MODE_GROUP_THUMBS) {
+		//mylog('cannot refresh charts');
+		triggerRefresh();
+		return;
+	}
+
+	last_group_updated = roundRobinRenderChart(groupCharts, last_group_updated);
+}
+
+
+// ------------------------------------------------------------------------
+// switch the screen between views
+// these should be called only from initXXXX()
+
+function disableChart(i) {
+	mylog('disableChart(' + i + ')');
+
+	var chart = null;
+
+	var count = 0;
+	if(mode == MODE_GROUP_THUMBS && groupCharts) {
+		$.each(groupCharts, function(i, c) {
+			if(c.enabled) count++;
+		});
+
+		if(i < groupCharts.length) chart = groupCharts[i];
+	}
+	else if(mode == MODE_THUMBS) {
+		$.each(allCharts, function(i, c) {
+			if(c.enabled) count++;
+		});
+
+		if(i < allCharts.length) chart = allCharts[i];
+	}
+
+	if(!chart) return;
+
+	if(count <= 1) {
+		alert('Cannot close the last chart shown.');
+		return;
+	}
+
+	if(chart) {
+		mylog("request to disable chart " + chart.name);
+		chart.disablethisplease = true;
+		resize_request = true;
+	}
+	else
+		mylog("no chart to disable");
+}
+
+function cleanThisChart(chart, emptydivs) {
+	//mylog('cleanThisChart(' + chart.name + ', ' + emptydivs +')');
+
+	if(chart.dashboard) {
+		chart.dashboard.clear();
+		chart.dashboard = null;
+
+		if(chart.control_wrapper) {
+			chart.control_wrapper.clear();
+			chart.control_wrapper = null;
+		}
+
+		if(chart.hidden_wrapper) {
+			chart.hidden_wrapper.clear();
+			chart.hidden_wrapper = null;
+		}
+
+		chart.control_data = null;
+	}
+
+	if(chart.chart) chart.chart.clearChart();
+	chart.chart = null;
+
+	if(emptydivs) {
+		var div = document.getElementById(chart.div);
+		if(div) {
+			div.style.display = 'none';
+			div.innerHTML = "";
+		}
+
+		div = document.getElementById(chart.div + "_parent");
+		if(div) {
+			div.style.display = 'none';
+			div.innerHTML = "";
+		}
+	}
+
+	//mylog("chart " + chart.name + " cleaned with option " + emptydivs);
+}
+
+// cleanup the previously shown charts
+function cleanupCharts() {
+	// mylog('cleanupCharts()');
+
+	if(mode != MODE_MAIN && mainchart) {
+		if(mainchart.chart) cleanThisChart(mainchart);
+		mainchart = null;
+	}
+
+	if(mode != MODE_GROUP_THUMBS && groupCharts) {
+		clearGroupGraphs();
+	}
+
+	// cleanup the disabled charts
+	$.each(allCharts, function(i, c) {
+		if(c.disablethisplease && c.enabled) {
+			cleanThisChart(c, 'emptydivs');
+			c.disablethisplease = false;
+			c.enabled = false;
+			resize_request = true;
+			mylog("removed thumb chart " + c.name + " removed");
+		}
+	});
+
+	if(groupCharts) $.each(groupCharts, function(i, c) {
+		if(c.disablethisplease && c.enabled) {
+			cleanThisChart(c, 'emptydivs');
+			c.disablethisplease = false;
+			c.enabled = false;
+			resize_request = true;
+			mylog("removed group chart " + c.name + " removed");
+		}
+	});
+
+	// we never cleanup the main chart
+}
+
+function updateUI() {
+	$('[data-toggle="tooltip"]').tooltip({'container': 'body', 'html': true});
+
+	$('[data-spy="scroll"]').each(function () {
+		var $spy = $(this).scrollspy('refresh')
+	})
+}
+
+var thumbsScrollPosition = null;
+function switchToMainGraph() {
+	//mylog('switchToMainGraph()');
+
+	if(!mainchart) return;
+
+	if(!groupCharts) thumbsScrollPosition = window.pageYOffset;
+
+	document.getElementById('maingraph_container').style.display = 'block';
+	document.getElementById('thumbgraphs_container').style.display = 'none';
+	document.getElementById('groupgraphs_container').style.display = 'none';
+	document.getElementById('splash_container').style.display = 'none';
+
+	document.getElementById("main_menu_div").innerHTML = "<ul class=\"nav navbar-nav\"><li><a href=\"javascript:switchToThumbGraphs();\"><span class=\"glyphicon glyphicon-circle-arrow-left\"></span> Back to Dashboard</a></li><li class=\"active\"><a href=\"#\">" + mainchart.name + "</a></li>" + familiesmainmenu + chartsmainmenu + "</ul>" ;
+
+	window.scrollTo(0, 0);
+
+	mode = MODE_MAIN;
+	playGraphs();
+	updateUI();
+}
+
+function switchToThumbGraphs() {
+	//mylog('switchToThumbGraphs()');
+
+	document.getElementById('maingraph_container').style.display = 'none';
+	document.getElementById('thumbgraphs_container').style.display = 'block';
+	document.getElementById('groupgraphs_container').style.display = 'none';
+	document.getElementById('splash_container').style.display = 'none';
+
+	document.getElementById("main_menu_div").innerHTML = mainmenu;
+
+	if(thumbsScrollPosition) window.scrollTo(0, thumbsScrollPosition);
+
+	// switch mode
+	mode = MODE_THUMBS;
+	playGraphs();
+	updateUI();
+}
+
+function switchToGroupGraphs() {
+	//mylog('switchToGroupGraphs()');
+
+	if(!groupCharts) return;
+
+	if(!mainchart) thumbsScrollPosition = window.pageYOffset;
+
+	document.getElementById('maingraph_container').style.display = 'none';
+	document.getElementById('thumbgraphs_container').style.display = 'none';
+	document.getElementById('groupgraphs_container').style.display = 'block';
+	document.getElementById('splash_container').style.display = 'none';
+
+	document.getElementById("main_menu_div").innerHTML = "<ul class=\"nav navbar-nav\"><li><a href=\"javascript:switchToThumbGraphs();\"><span class=\"glyphicon glyphicon-circle-arrow-left\"></span> Back to Dashboard</a></li><li class=\"active\"><a href=\"#\">" + groupCharts[0].family + "</a></li>" + familiesmainmenu + chartsmainmenu + "</ul>";
+
+	window.scrollTo(0, 0);
+
+	mode = MODE_GROUP_THUMBS;
+	playGraphs();
+	updateUI();
+}
+
+
+// ------------------------------------------------------------------------
+// Group Charts
+
+var groupCharts = null;
+function initGroupGraphs(group) {
+	var count = 0;
+
+	if(groupCharts) clearGroupGraphs();
+	groupCharts = new Array();
+
+	var groupbody = "";
+	$.each(allCharts, function(i, c) {
+		if(c.family == group) {
+			groupCharts[count] = [];
+			groupCharts[count] = $.extend(true, {}, c);
+			groupCharts[count].div += "_group";
+			groupCharts[count].enabled = true;
+			groupCharts[count].chart = null;
+			groupCharts[count].last_updated = 0;
+			count++;
+		}
+	});
+	groupCharts.sort(chartssort);
+
+	var sizes = groupChartSizes();
+
+	var groupbody = "";
+	$.each(groupCharts, function(i, c) {
+		c.chartOptions.width = sizes.width;
+		c.chartOptions.height = sizes.height;
+		c.chartOptions.chartArea.width = '85%';
+		c.chartOptions.chartArea.height = '90%';
+		c.chartOptions.hAxis.textPosition = 'in';
+		c.chartOptions.hAxis.viewWindowMode = 'maximized';
+		c.chartOptions.hAxis.textStyle = { "fontSize": 9 };
+		c.chartOptions.vAxis.textStyle = { "fontSize": 9 };
+		c.chartOptions.fontSize = 11;
+		c.chartOptions.titlePosition = 'in';
+		c.chartOptions.tooltip = { "textStyle": { "fontSize": 9 } };
+		c.chartOptions.legend = { "textStyle": { "fontSize": 9 } };
+
+		calculateChartPointsToShow(c, c.chartOptions.isStacked?GROUPS_STACKED_POINTS_DIVISOR:GROUPS_POINTS_DIVISOR, GROUPS_MAX_TIME_TO_SHOW, -1, ENABLE_CURVE);
+
+		groupbody += "<div class=\"thumbgraph\" id=\"" + c.div + "_parent\"><table><tr><td width='" + sizes.width + "'><div class=\"thumbgraph\" id=\"" + c.div + "\">" + chartIsLoadingHTML(c.name, c.chartOptions.width, c.chartOptions.height) + "</div></td><td id=\"" + c.id + "_group_actions_div\" align=\"center\">" + groupChartActions(i, c) + "</td></tr><tr><td width='15'></td></tr></table></div>";
+		//groupbody += "<div class=\"thumbgraph\" id=\"" + c.div + "\">" + chartIsLoadingHTML(c.name, c.chartOptions.width, c.chartOptions.height) + "</div>";
+	});
+	groupbody += "";
+
+	document.getElementById("groupgraphs").innerHTML = groupbody;
+	switchToGroupGraphs();
+}
+
+function clearGroupGraphs() {
+	if(groupCharts && groupCharts.length) {
+		$.each(groupCharts, function(i, c) {
+			cleanThisChart(c, 'emptydivs');
+		});
+
+		groupCharts = null;
+	}
+
+	document.getElementById("groupgraphs").innerHTML = "";
+}
+
+
+// ------------------------------------------------------------------------
+// Global entry point
+// initialize the thumb charts
+
+var last_user_scroll = 0;
+
+// load the charts from the server
+// generate html for the thumbgraphs to support them
+function initCharts() {
+	setPresentationNormal(1);
+
+	var width = thumbWidth();
+	var height = TARGET_THUMB_GRAPH_HEIGHT;
+
+	window.onscroll = function (e) {
+		last_user_scroll = new Date().getTime();
+		mylog('Scrolling: detected');
+	}
+
+	loadCharts(null, function(all) {
+		allCharts = all.charts;
+
+		if(allCharts == null || allCharts.length == 0) {
+			alert("Cannot load data from server.");
+			return;
+		}
+
+		var thumbsContainer = document.getElementById("thumbgraphs");
+		if(!thumbsContainer) {
+			alert("Cannot find the thumbsContainer");
+			return;
+		}
+
+		allCharts.sort(chartssort);
+
+		document.getElementById('hostname_id').innerHTML = all.hostname;
+		document.title = all.hostname;
+
+		// create an array for grouping all same-type graphs together
+		var dimensions = 0;
+		var categories = new Array();
+		var families = new Array();
+		var chartslist = new Array();
+		$.each(allCharts, function(i, c) {
+			var j;
+
+			chartslist.push({name: c.name, type: c.type, id: i});
+
+			dimensions += c.dimensions.length;
+			c.chartOptions.width = width;
+			c.chartOptions.height = height;
+
+			// calculate how many point to show for each chart
+			//c.points_to_show = Math.round(c.entries / c.group) - 1;
+			// show max 10 mins of data
+			//if(c.points_to_show * c.group > THUMBS_MAX_TIME_TO_SHOW) c.points_to_show = THUMBS_MAX_TIME_TO_SHOW / c.group;
+			calculateChartPointsToShow(c, c.chartOptions.isStacked?THUMBS_STACKED_POINTS_DIVISOR:THUMBS_POINTS_DIVISOR, THUMBS_MAX_TIME_TO_SHOW, -1, ENABLE_CURVE);
+
+			if(c.enabled) {
+				var h = "<div class=\"thumbgraph\" id=\"" + c.div + "_parent\"><table><tr><td><div class=\"thumbgraph\" id=\"" + c.div + "\">" + chartIsLoadingHTML(c.name, c.chartOptions.width, c.chartOptions.height) + "</div></td></tr><tr><td id=\"" + c.id + "_thumb_actions_div\" align=\"center\">"
+				+ thumbChartActions(i, c)
+				+	"</td></tr><tr><td height='15'></td></tr></table></div>";
+
+				// find the categories object for this type
+				for(j = 0; j < categories.length ;j++) {
+					if(categories[j].name == c.type) {
+						categories[j].html += h;
+						categories[j].count++;
+						break;
+					}
+				}
+
+				if(j == categories.length)
+					categories.push({name: c.type, title: c.category, description: '', priority: c.categoryPriority, count: 1, glyphicon: c.glyphicon, html: h});
+			}
+
+			// find the families object for this type
+			for(j = 0; j < families.length ;j++) {
+				if(families[j].name == c.family) {
+					families[j].count++;
+					break;
+				}
+			}
+
+			if(j == families.length)
+				families.push({name: c.family, count: 1});
+		});
+
+		document.getElementById('server_summary_id').innerHTML = "<small>NetData server at <b>" + all.hostname + "</b> is maintaining <b>" + allCharts.length + "</b> charts, having <b>" + dimensions + "</b> dimensions (by default with <b>" + all.history + "</b> entries each), which are updated every <b>" + all.update_every + "s</b>, using a total of <b>" + (Math.round(all.memory * 10 / 1024 / 1024) / 10) + " MB</b> for the round robin database.</small>";
+
+		$.each(categories, function(i, a) {
+			a.html = "<tr><td id=\"" + a.name + "\"><ol class=\"breadcrumb graphs\"><li class=\"active\"><span class=\"glyphicon " + a.glyphicon + "\"></span> &nbsp; <a id=\"" + a.name + "\" href=\"#" + a.name + "\"><b>" + a.title + "</b> " + a.description + " </a></li></ol></td></tr><tr><td><div class=\"thumbgraphs\">" + a.html + "</td></tr>";
+		});
+
+		function categoriessort(a, b) {
+			if(a.priority < b.priority) return -1;
+			return 1;
+		}
+		categories.sort(categoriessort);
+
+		function familiessort(a, b) {
+			if(a.name < b.name) return -1;
+			return 1;
+		}
+		families.sort(familiessort);
+
+		function chartslistsort(a, b) {
+			if(a.name < b.name) return -1;
+			return 1;
+		}
+		chartslist.sort(chartslistsort);
+
+		// combine all the htmls into one
+		var allcategories = "<table width=\"100%\">";
+		mainmenu = '<ul class="nav navbar-nav">';
+
+		categoriesmainmenu = '<li class="dropdown"><a href="#" class="dropdown-toggle" data-toggle="dropdown"><span class=\"glyphicon glyphicon-fire\"></span> Dashboard Sections <b class="caret"></b></a><ul class="dropdown-menu">';
+		$.each(categories, function(i, a) {
+			allcategories += a.html;
+			categoriesmainmenu += "<li><a href=\"#" + a.name + "\">" + a.title + "</a></li>";
+		});
+		categoriesmainmenu += "</ul></li>";
+		allcategories += "</table>";
+
+		familiesmainmenu = '<li class="dropdown"><a href="#" class="dropdown-toggle" data-toggle="dropdown"><span class=\"glyphicon glyphicon-th-large\"></span> Chart Families <b class="caret"></b></a><ul class="dropdown-menu">';
+		$.each(families, function(i, a) {
+			familiesmainmenu += "<li><a href=\"javascript:initGroupGraphs('" + a.name + "');\">" + a.name + " <span class=\"badge pull-right\">" + a.count + "</span></a></li>";
+		});
+		familiesmainmenu += "</ul></li>";
+
+		chartsmainmenu = '<li class="dropdown"><a href="#" class="dropdown-toggle" data-toggle="dropdown"><span class=\"glyphicon glyphicon-resize-full\"></span> All Charts <b class="caret"></b></a><ul class="dropdown-menu">';
+		$.each(chartslist, function(i, a) {
+			chartsmainmenu += "<li><a href=\"javascript:initMainChartIndexOfMyCharts('" + a.id + "');\">" + a.name + "</a></li>";
+		});
+		chartsmainmenu += "</ul></li>";
+
+		mainmenu += categoriesmainmenu;
+		mainmenu += familiesmainmenu;
+		mainmenu += chartsmainmenu;
+		mainmenu += '<li role="presentation" class="disabled" style="display: none;"><a href="#" id="logline"></a></li></ul>';
+
+		thumbsContainer.innerHTML = allcategories;
+		switchToThumbGraphs();
+		checkRefreshThread();
+	});
+}
+
+$(window).blur(function() {
+	page_is_visible = 0;
+	mylog('Lost Focus!');
+});
+
+$(window).focus(function() {
+	page_is_visible = 1;
+	mylog('Focus restored!');
+});
+
+// Set a callback to run when the Google Visualization API is loaded.
+google.setOnLoadCallback(initCharts);