You can do this by simply increasing the view window to wherever you want to project to. Just make sure that you increase the vertical view window as well, so that you can see the top of the trendline. Here's an example: http://jsfiddle.net/46nrb8xe/
On Thu Aug 21 2014 at 5:43:47 PM Javier <[email protected]> wrote: > how I can project a trendline to week 52 if I have data only up to week > 34? > > <html> > <head> > <script type='text/javascript' src='http://www.google.com/jsapi'></script> > > <script type='text/javascript'> > google.load("visualization", "1", {packages:["corechart"]}); > > google.setOnLoadCallback(drawChart); > function drawChart() { > var data = google.visualization.arrayToDataTable([ > ['Diameter', 'Age'], > [12,28119], > [13,28289], > [14,28445], > [15,28647], > [16,28293], > [17,28763], > [18,29455], > [19,30539], > [20,31790], > [21,32177], > [22,33001], > [23,33437], > [24,33667], > [25,33983], > [26,33372], > [27,35224], > [28,35184], > [29,35524], > [30,36597], > [31,38509], > [32,39665], > [33,40995], > [34,42674] > ]); > > var options = { > title: 'Usage/Week', > hAxis: {title: 'Week'}, > vAxis: {title: 'Usage'}, > legend: 'none', > trendlines: { 0: > { > > } > } // Draw a trendline for data series 0. > }; > > var chart = new > google.visualization.ScatterChart(document.getElementById('chart_div')); > chart.draw(data, options); > } > </script> > > > </head> > <body> > <div id='chart_div' style='width: 1000px; height: 250px; border: 1px solid > blue'></div> > </body> > </html> > > -- > You received this message because you are subscribed to the Google Groups > "Google Visualization API" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to > [email protected]. > Visit this group at > http://groups.google.com/group/google-visualization-api. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/google-visualization-api. For more options, visit https://groups.google.com/d/optout.
