We need to select on a graphic in which we have several series FastLine type (in the x-axis are dates and the y-axis are numeric data), using a zoom box or something similar, and capture the minimum and maximum values in each of the axes from the selection

How can I see the coordinates of any point on the fastline serie on the screen as a tooltip pointing with the cursor?
We need something similar as excel does.

When I export a chart to Excel, values are exported in X & Y, how can I customize the column headers? How can I add rows at the beginning to place information? What can I keep the date-type format because date data are exported as numbers?

It is possible to group several series in a single checkbox under a main serie, so that the checkbox in the main serie will serve to display or hide the whole group while each sub series could be controlled with their own individual checkbox? For example, the image attached shows four series where T...

When I export a plot to PDF, some series keep their color, but others are exported in black, making interpretation difficult. How could I set the attributes to maintain each color? I’m attaching both: the print screen of my plot and the exported PDF, so you can see the lines in black in PDF.and the ...