From: Petr <pe...@tp...> - 2005-09-17 00:16:28
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Hi all, I was investigating archives, but I didn't find answer to my question. I would like to plot the line which interconnects the GPS track points (latitude and longitude coordinates) recorded by GPS receiver. It is not so difficult. What I am not able to do is to change the color of the line according to the speed reached on the way from point to point. I would like to use the color of the line to differentiate the speed as following: speed <=50km/h speed >50 and <=90km/h speed >90 and <=130km/h speed >130km/h According to the matplotlib web: "If you make multiple lines with one plot command, the kwargs apply to all those lines". So I am able to set the different color arguments while plotting the tuple of the x and y points. I would like to get something like following code: (data is not real of course, it is for demonstration purposes only) longitudes=[53.26,53.54,53.75,53.22] latitudes=[18.56,18.72,18.93,18.12] speeds=['r','g','y','r'] plot(latitudes,longitudes, speeds) show() Many thks for your suggestions. Petr Jakes |