<html>
	<head>
		<title>Selecting event markers using JavaScript</title>
		<meta http-equiv="content-type" content="text/html;charset=utf-8"/>	
		<script type="text/javascript" language="javascript" src="./../js/AnyChartStock.js?v=1.9.0r9317"></script>
		<!-- chart size settings -->
		<style type="text/css">
			#chartContainer {
				width: 800px;
				height: 550px;
				float: left;
			}
		</style>
		<script type="text/javascript" language="javascript">
			// Creating new chart object. 
			var chart = new AnyChartStock("./../swf/AnyChartStock.swf?v=1.9.0r9317", "./../swf/Preloader.swf?v=1.9.0r9317");
			// Setting XML config file.
			chart.setXMLFile("config.xml");
			// Writing the flash object into the page DOM.
			chart.write("chartContainer");
			
			// function to select event marker on the chart
			function selectEventMarker() {
				// find what to select
				var groups = document.getElementsByName("targetMarker");
				var targetMarker = null;
				for (var i = 0;i<groups.length;i++) {
					if (groups[i].checked) {
						targetMarker = groups[i];
						break;
					}
				}
				if (targetMarker == null) return;
				
				// get id of event marker
				var val = targetMarker.value;
				
				if (val == "None") 
					chart.resetEventMarkerSelection("idMainChart"); // val = None stands for deselect
				else 
					chart.selectEventMarker("K", val); // select event marker on the chart by id
				
			}
			
			// select event marker event
			chart.onEventMarkerSelect = function(info) {
				// set checked
				var groups = document.getElementsByName("targetMarker");
				for (var i = 0;i<groups.length;i++) 
					groups[i].checked = groups[i].id == info.id;
			};
			
			//---------------------------------------------------------------------------------------------------
			//		Enable html controls
			//---------------------------------------------------------------------------------------------------
			
			chart.onChartDraw = function() {
				var groups = document.getElementsByName("targetMarker");
				for (var i = 0;i<groups.length;i++)
					groups[i].removeAttribute("disabled");
					
				chart.onChartDraw = null;
			}
		</script>
		<!-- style settings -->
		<style type="text/css">
			table.settings {
				border-style: solid;
				border-width: 1px;
				border-color: #D0CDC9;
			}

			table.settings tr th {
				font:normal 60% Verdana;
				background-color: #DCD9D5;
				font-weight:bold;
				padding-bottom:5px;
				padding-top:5px;
				padding-left:10px;
				padding-right:10px;
				text-align:left;
			}
			table.settings tr td {
				background-color: #F8F4F0;
				font:normal 70% Verdana;
				padding-bottom:2px;
				padding-top:2px;
				padding-left:10px;
				padding-right:10px;
				text-align:left;	
			}
		</style>
	</head>
	<body>
		<table>
			<tr>
				<td>
				<table class="settings">
					<tr>
					  <th>Select event marker on the chart or via option selector:</th>
					</tr>
					<tr><td><div id="chartContainer"><!-- Chart Container --></div></td></tr>
				</table>
				</td>
				<td valign="top">
				<table class="settings">
					<tr><th colspan="2">Select event marker:</th></tr>
					<tr>
						<td width="20"><input type="radio" disabled="disabled" checked="true" value="None" name="targetMarker" onclick="selectEventMarker()" id="None" /></td>
						<td><label for="None"><strong>None</strong></label></td>
					</tr>
					<tr>
						<td><input type="radio" value="A" disabled="disabled" name="targetMarker" onclick="selectEventMarker()" id="A"/></td>
						<td><label for="A"><strong>A</strong></label></td>
					</tr>
					<tr>
						<td><input type="radio" value="B" disabled="disabled" name="targetMarker" onclick="selectEventMarker()" id="B" /></td>
						<td><label for="B"><strong>B</strong></label></td>
					</tr>
					<tr>
						<td><input type="radio" value="C" disabled="disabled" name="targetMarker" onclick="selectEventMarker()" id="C" /></td>
						<td><label for="C"><strong>C</strong></label></td>
					</tr>
					<tr>
						<td><input type="radio" value="D" disabled="disabled" name="targetMarker" onclick="selectEventMarker()" id="D" /></td>
						<td><label for="D"><strong>D</strong></label></td>
					</tr>
					<tr>
						<td><input type="radio" value="E" disabled="disabled" name="targetMarker" onclick="selectEventMarker()" id="E" /></td>
						<td><label for="E"><strong>E</strong></label></td>
					</tr>
				</table>
				</td>
			</tr>
		</table>
	</body>
</html>

Sample Description

How to use this sample?

Use option selector to the right of the chart to select event markers on the chart or select markers on the chart - option selector is instantly updated.

to top

How it works

This sample handles onEventMarkerSelect event to update option selector and show what event marker is selected and selectEventMarker method to select proper event marker on the chart (and resetEventMarkerSelection to clear the selection).

You can read more about event markers in Event Markers section and find full list of available events and handling guide in Events Handling article.

to top

AnyChartStock JavaScript API

This sample uses the following methods, properties and events from AnyChartStock JavaScript API:

Item Type Description
resetEventMarkerSelection Method Resets event marker selection in a specified chart.
selectEventMarker Method Selects an event marker by its id and its group id.
setXMLFile Method Sets chart XML configuration file path.
write Method Adds the chart to HTML DOM as a child of the specified container.
onChartDraw Event This event is dispatched when the AnyChart Stock is drawn.
onEventMarkerSelect Event This event is dispatched when an event marker is selected.

to top

Prerequisites

This section lists all configuration, data and auxiliary files required for this sample.

Configuration file

CSV files

SWF files

  • AnyChartStock.swf - AnyChart Stock component.
  • Preloader.swf - AnyChart Stock helper component that loads the main component (AnyChartStock.swf) and displays loading progress.

JavaScript Libraries

  • AnyChartStock.js - A JavaScript library that is shipped with AnyChart Stock component. It is used to embed the component into HTML DOM and to comunicate with the Flash part.

to top

The information contained in this website is for general information purposes only. All sample data provided on this site is for demonstration purposes only.

The logos and names of other companies and products mentioned on this site are copyright and/or trademarks of their respective owners.

The content on this site, including news, quotes, data and other information, is provided for your personal information only, and is intended for demonstration purposes only. Content on this site is not appropriate for the purposes of making a decision to carry out a transaction or trade. Nor does it provide any form of advice (investment, tax, legal) amounting to investment advice, or make any recommendations regarding particular financial instruments, investments or products.

In no event AnyChart will be liable for any loss or damage including without limitation, indirect or consequential loss or damage, or any loss or damage whatsoever arising from loss of data or profits arising out of, or in connection with, the use of this website.

This site may point to other Internet sites that may be of interest to you, however AnyChart does not endorse or take responsibility for the content on such other sites

Market data and News provided by and copyright RediNews, Incorporated.