Thanks Viz Kid. It's not ideal but better than nothing. Hopefully Google developers would make this more flexible in the future.
On Nov 25, 10:36 am, Viz Kid <[email protected]> wrote: > Indeed there are limitation when trying to use long labels. > Notice that there is a way to increase the tooltip width and height (using > the tooltipWidth and tooltipHeight options which are documented > here<http://code.google.com/apis/visualization/documentation/gallery/piech...>) > and this way, using a full screen chart, you would have a lot of room for > long text. > > Tooltips do not ignore newline characters so you can use a more complex > string in the formatted value of the pie chart elements if needed. The > tooltip is constructed by > label (formatted value) > value (formatted value) > percentage > You can truncate the label to 20 characters and in the value's formated > value put "long label \n value". > > Hope this helps, > Viz Kid > > On Tue, Nov 24, 2009 at 10:38 AM, VoidNT <[email protected]> wrote: > > Thanks for your reply Redidas, > > > yep, there seem to be no relevant options in Visualizations API. My > > hope is that there are some hidden abilities which aren't documented > > yet. Unfortunately we cannot simplify labels easily because we get > > data from third party and ultimately we cannot predict what kind of > > labels we would get. > > > For example, one small option in every chart API would save us - the > > maximum length of visualized labels. We would still provide lengthy > > labels; the algorithm of a visualization which builds the chart and > > calculates coordinates of everything in SVG would truncate the labels > > shown on picture, but the additional (or even standard) tooltip would > > show a full label. > > > It's not specifically about piechart. We have problems with barchart > > and columnchart also. And I guess it also revolves around automatic > > calculation of coordinates in SVG for chart and legend, because for > > example when we make a big visualization, almost a full screen, > > there's still not enough space for legend to fit: > >http://i46.tinypic.com/fvlbh0.png > > . So with automatic font size we get unreadably small text in legend, > > but with fixed font size the labels get cut off. > > > On Nov 24, 5:47 am, Redidas <[email protected]> wrote: > > > Hi VoidNT, > > > > I'm not aware of any additional options the API offers regarding text > > > format. Maybe a text wrapping enhancement could be suggested to the > > > API team? > > > > For the time being, I would try to simplify the labels as much as > > > possible. Some of the labels are so long I'm spending more time trying > > > to figure out what grouping of data I'm looking at. I don't know if > > > I'd use pie charts either - some even argue that pie charts limited in > > > usefulness. (google Edward Tufte, Stephen Few, or even Jorge Camoes) > > > > Personally, I'd simplify all the wording, and switch to a horizontal > > > bar chart (for label readability) > > > > On Nov 23, 10:28 am, VoidNT <[email protected]> wrote: > > > > > Hi guys, > > > > need your advice. I'm working on project which is going to have a > > > > dashboard using Google Visualizations API. It should be a highly > > > > customizable functionality with user enjoying a lot of freedom with > > > > choosing what data he wants to visualize. > > > > > We stuck on problem with long labels. Many labels in our > > > > visualizations are going to be considerably long (50 symbols and > > > > more). On many visualizations these labels get obscured. If we allow > > > > visualization to choose font size automatically the labels can get > > > > really small or don't appear at all; if we set a specific font size > > > > the labels do not fit and get cut. We truncate labels which are more > > > > than 20 characters long, but there's no way to show full labels in > > > > tooltip, only the same truncated ones. In any case, it looks horrible. > > > > > We thought we could solve most of such problems by allowing user to > > > > view a bigger version of the chart, but the problem remains even on > > > > big ones. > > > > > For example: > >http://i46.tinypic.com/1z21v9y.pnghttp://i47.tinypic.com/r74tcj.pnght... > > > > > On the first picture the legend fits (almost) by choosing proper > > > > visualization size and font size, but look how much white space > > > > remains - it could be much more compact, but we were not able to do > > > > so. > > > > > Any solutions how to handle this problem? > > > -- > > > 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]<google-visualization-api%[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. 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