Sets the color bar axis be time. Note that the range must be non-negative for this to be valid. If true, the axis is interpreted as seconds from the Unix epoch. Use the `Format` TickOption to specify the formatting of the ticks (see strftime format spec for valid values). # Arguments `is_time` - Whether this axis is time or not.
(&mut self, is_time: bool)
source not stored for this graph (policy: none)
nothing calls this directly
no test coverage detected