ColumnChart allocates a minimum of 1 pixel per column, so if there are not enough pixels to accommodate all columns, some are dropped. This is by design. If that's not suitable for you, consider either sampling (as you described), or not using a ColumnChart (maybe LineChart).
On Wed, May 30, 2012 at 10:57 AM, Ken <[email protected]> wrote: > I am using corechart columnchart to plot sometimes as many as 3000 to > 4000 points. I have been assuming the addRows method would try an pack > all the points into my 600px wide chart as the previous Load > Columnchart did. However it truncates after to about 280 column plots. > Question: is this normal? > I have worked around this by by plotting a maximum of 280 or so column > plots, by using every 16th point of my 3000 points. > Question: is this the right approach? I cannot understand why the > method doesn't do this. Or, where am I missing the point please? > > -- > You received this message because you are subscribed to the Google Groups > "Google Visualization API" group. > To post to this group, send email to > [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/google-visualization-api?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-visualization-api?hl=en.
