AnsiPen class Null safety

Pen attributes for foreground and background colors.

Use the pen in string interpolation to output ansi codes. Use up in string interpolation to globally reset colors.

Constructors

down → String: Returns control codes to change the terminal colors.
read-only
hashCode → int: The hash code for this object.
read-onlyinherited
runtimeType → Type: A representation of the runtime type of the object.
read-onlyinherited
up → String: Resets all pen attributes in the terminal.
read-only

black({bool bg = false, bool bold = false}) → void
blue({bool bg = false, bool bold = false}) → void
call(Object msg) → String: Treat a pen instance as a function such that pen('msg') is the same as pen.write('msg').
cyan({bool bg = false, bool bold = false}) → void
gray({num level = 1.0, bool bg = false}) → void: Sets the pen color to a grey scale value between 0.0 and 1.0.
green({bool bg = false, bool bold = false}) → void
magenta({bool bg = false, bool bold = false}) → void
noSuchMethod(Invocation invocation) → dynamic: Invoked when a non-existent method or property is accessed.
inherited
red({bool bg = false, bool bold = false}) → void
reset() → void: Resets the pen's attributes.
rgb({num r = 1.0, num g = 1.0, num b = 1.0, bool bg = false}) → void: Sets the pen color to the rgb value between 0.0..1.0.
toString() → String: Allow pen colors to be used in a string.
override
white({bool bg = false, bool bold = false}) → void
write(Object msg) → String: Write the msg.toString() with the pen's current settings and then reset all attributes.
xterm(int color, {bool bg = false}) → void: Directly index the xterm 256 color palette.
yellow({bool bg = false, bool bold = false}) → void