File "update-data-runtime.html.erb"

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MIME-type: text/x-ruby
Charset: utf-8

<%
    def getChart
        chartData = {
                'chart': {
                    'caption': 'Customer Satisfaction Score',
                    'subcaption': 'Los Angeles Topanga',
                    'plotToolText': 'Current Score: $value',
                    'theme': 'fint',
                    'chartBottomMargin': '50',
                    'showValue': '1'
                },
                'colorRange': {
                    'color': [{
                        'minValue': '0',
                        'maxValue': '45',
                        'code': '#e44a00'
                    }, {
                        'minValue': '45',
                        'maxValue': '75',
                        'code': '#f8bd19'
                    }, {
                        'minValue': '75',
                        'maxValue': '100',
                        'code': '#6baa01'
                    }]
                },
                'dials': {
                    'dial': [{
                        'value': '70',
                        'id': 'dial1'
                    }]
                }
        }

        # Chart rendering 
        chart = Fusioncharts::Chart.new({
                id: "angular_gauge",
                width: "700",
                height: "400",
                type: "angulargauge",
                renderAt: "chartContainer",
                dataSource: chartData
            })

        return chart
    end
%>

<script>
    updateData = function () {
        var value = document.getElementById("dial-val").value;
        FusionCharts("angular_gauge").setDataForId("dial1",value);
    }
</script>

<h3>Update dial value at runtime</h3>
<div id="chartContainer"></div>
<%= getChart.render() %>
<br/>
        <label for="dial-val">Input dial value</label>
        <input name="dial-val" id="dial-val" type= "number"/><input type ="button" name ="update dial" value ="Update Dial" onclick ="updateData()" />
<br/>
<br/>
<a href="index">Go Back</a>