Hi Daniel,
Thanks for suggestion. Yes I got your point.
On Friday, June 5, 2015 at 1:13:54 PM UTC+5:30, Amarjit Prasad wrote:
>
> I am using a google chart where x axis data column type is date. But i
> want the x axis to be discrete. Is there any way to accomplish this.
> When I changed the 'type' option of the axis to be 'category' then i am
> unable to see trendlines
> here is my code
>
> google.load('visualization', '1.1', {packages: ['corechart']});
> google.setOnLoadCallback(drawChart);
>
> function drawChart() {
>
> var revenueChart_93;
>
> var data = new google.visualization.DataTable();
>
> data.addColumn('date', 'Month');
> data.addColumn('number', 'Predicted Grade');
> data.addColumn('number', 'Working Grade');
> data.addColumn('number', 'Estimated Grade');
>
>
> data.addRow([new Date(2015, 2, 12), 1.0, 1.0, 1.0 ]);
> data.addRow([new Date(2015, 5, 12), 4.5, 5.0, 6.5]);
> data.addRow([new Date(2015, 6, 1), 5.0, 6.0, 4.5]);
> data.addRow([new Date(2015, 11, 1), 6.5, 7.0, 5.0]);
>
>
> var formatter = new google.visualization.NumberFormat({
> fractionDigits: 2,
> });
> formatter.format(data, 1);
> var dateFormatter = new google.visualization.NumberFormat({
> pattern: 'yyyy MMM'
> });
> dateFormatter.format(data, 0);
> var chartHeight = 550;
> var chartWidth = 750;
> var chartOptions = {
> trendlines: {
> 1: {
> color: 'yellow',
> //tooltip: false
> }
> },
> title: 'Progress Report',
> isStacked: true,
> width: chartWidth,
> height: chartHeight,
> hAxis: {
> title: 'Year',
> slantedText: true,
> slantedTextAngle: 45,
> textStyle: {
> fontSize: 10
> },
> format: 'MMM yyyy',
> },
> vAxis:{title: "Grade",
> minValue: 1,
> maxValue: 10,
> gridlines: {
> count: 19
> },
> baselineColor: 'none',
>
>
> },
> series: {
> 2: { lineDashStyle: [2, 2] },
> },
> legend: { position: 'right', alignment: 'start' },
>
> };
>
> revenueChart_93 = new
> google.visualization.LineChart(document.getElementById('progress'));
> revenueChart_93.draw(data, chartOptions);
> }
>
>
>
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