The ColumnChart does not currently support this kind of coloring very well. You can do it with the ImageChart, if that works for you. Have a look at:
http://code.google.com/apis/ajax/playground/#image_multicolor_bar_chart <http://code.google.com/apis/ajax/playground/#image_multicolor_bar_chart>I hope that helps. Let me know if you have any more questions. MC Get Vizzy On Sun, Nov 28, 2010 at 1:50 PM, Baranyi Péter <[email protected]>wrote: > Hi, > > how can I make a column chart like the one in the example > ( > http://code.google.com/apis/visualization/documentation/gallery/columnchart.html#Example), > with differently colored columns per year? What I want is the expenses > should be red if lower than sales, and green if higher than sales. > > So far I could only achieve this by using two columns: a red > expenses_lower_than_sales, and a green expenses_higher_than_sales, and > deciding programatically which one should be the actual value or 0. The > only problem with this is that if the one that is defined first is 0, > and the second one gets the actual value, then there will be a gap at > the 0 height column, which I don't want. How can I get rid of a column > that is 0 high? > > Maybe I can hide it with setProperty > ( > http://code.google.com/apis/visualization/documentation/reference.html#DataTable_setProperty) > ? But I don't know what name/value to use. > > Thanks in advance. > -- > Baranyi Péter <[email protected]> > > -- > 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. 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.
