- if type(opts.colors[source.name]) == "string" then
- line_color = opts.colors[source.name]
- area_color = self.colors:from_string( line_color )
- else
- area_color = self.colors:random()
- line_color = self.colors:to_string( area_color )
- end
+ -- find color: try source, then opts.colors; fall back to random color
+ if type(source.color) == "string" then
+ line_color = source.color
+ area_color = self.colors:from_string( line_color )
+ elseif type(opts.colors[source.name:gsub("[^%w]","_")]) == "string" then
+ line_color = opts.colors[source.name:gsub("[^%w]","_")]
+ area_color = self.colors:from_string( line_color )
+ else
+ area_color = self.colors:random()
+ line_color = self.colors:to_string( area_color )
+ end