7.2.8 TimeAxisChart

This is a mixin class that adds a time axis to every subclass. The timeaxis displays the scale at the top of a chart and the horizontal grid. All subclasses can specify the following attributes:

time_axis_properties
Specifies a dictionary of display properties for the time axis. The axis uses the following style groups:
grid
The style for the horizontal grid.
free
The style for free time areas. Only the style attribute facecolor is used.
now
The style for the line at now
0
The style of the lowest scale row.
1
The style of the middle scale row.
2
The style of the top scale row.
tickers
Is a special tuple attribute specifying how many scale rows will be displayed. A tuple value of (1, 2) means there will be two additional scales.

show_grid
A boolean value that specifies wether to display a horizontal grid.

show_scale
A boolean value that specifies wether to display the time scale.

show_free_time
A boolean value that specifies wether to distinguish between free times and working times.

show_now
A boolean value that specifies wether to display a line at now.