Class: Artsy
- Inherits:
-
Object
- Object
- Artsy
- Defined in:
- lib/artsy.rb
Overview
artsy.rb ###
Make your Ruby terminal programs look nice! ###
Developed by Brett (github.com/notronaldmcdonald) ###
Licensed under the GNU LGPLv3 license. See the LICENSE in ###
the project root for more information. ###
Class Method Summary collapse
- .gradientOut(text, r1, g1, b1, r2, g2, b2, stepping, debug = 0) ⇒ Object
- .out(text, colortype, r = 0, g = 0, b = 0, color: "none", formatting: "none") ⇒ Object
Class Method Details
.gradientOut(text, r1, g1, b1, r2, g2, b2, stepping, debug = 0) ⇒ Object
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# File 'lib/artsy.rb', line 63 def self.gradientOut(text, r1, g1, b1, r2, g2, b2, stepping, debug = 0) # before doing anything, check both rgb sets ArtsyDev::Handler.rgbOutOfRange("strict", r1, g1, b1) ArtsyDev::Handler.rgbOutOfRange("strict", r2, g2, b2) # prints text with a gradient # increases every value by stepping per character arr_Text = text.split("") # split text into array of characters if debug == 1 # show array puts arr_Text end count = arr_Text.count if debug == 1 puts count end count_cap = count - 1 cr = r1 cg = g1 cb = b1 for i in 0..count_cap # iterate over characters if r1 < r2 # if less than r2, +step and check nr accordingly nr = cr + stepping if nr < r2 # as long as less than r2, increment by stepping cr = nr # cr is now nr end else # -step and check nr differently nr = cr - stepping if nr > r2 cr = nr end end if g1 < g2 ng = cg + stepping if ng < g2 # green cg = ng end else ng = cg - stepping if ng > g2 cg = ng end end if b1 < b2 nb = cb + stepping if nb < b2 cb = nb end else nb = cb - stepping if nb > b2 cb = nb end end # in conclusion, don't increase if next color exceeds endpoint print "\033[38;2;#{cr};#{cg};#{cb}m#{arr_Text[i]}\033[0m" end print "\n" # print a newline end |
.out(text, colortype, r = 0, g = 0, b = 0, color: "none", formatting: "none") ⇒ Object
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# File 'lib/artsy.rb', line 14 def self.out(text, colortype, r = 0, g = 0, b = 0, color: "none", formatting: "none") definedColours = ["\033[0m", "\033[31m", "\033[32m", "\033[93m", "\033[91m", "\033[92m", "\033[96m"] # print colored/formatted text (either from the preset list or with truecolors) # you MUST specify if you're printing truecolor or not if colortype == "normal" # print with regular colors if color == "none" # fail if color undefined raise ArgumentError.new "Invalid color defined (#{color})." elsif color == "red" # printcolor = red printcolor = "#{definedColours[1]}" elsif color == "green" printcolor = "#{definedColours[2]}" elsif color == "yellow" printcolor = "#{definedColours[3]}" elsif color == "failureRed" printcolor = "#{definedColours[4]}" elsif color == "successGreen" printcolor = "#{definedColours[5]}" elsif color == "cyan" printcolor = "#{definedColours[6]}" else # fail raise ArgumentError.new "Invalid color defined (#{color})." end elsif colortype == "true" # before doing anything, ensure all rgb values are within range ArtsyDev::Handler.rgbOutOfRange("strict", r, g, b) # calls the handler check and passes rgb # print with rgb printcolor = "\033[38;2;#{r};#{g};#{b}m" else # fail raise ArgumentError.new "Invalid colortype defined (#{colortype})." end case formatting when "none" puts "#{printcolor}#{text}#{definedColours[0]}" # done! when "bold" puts "#{printcolor}\033[1m#{text}#{definedColours[0]}" when "underline", "ul" puts "#{printcolor}\033[4m#{text}#{definedColours[0]}" when "italics" # WARNING: Not widely supported by terminal emulators. puts "#{printcolor}\033[3m#{text}#{definedColours[0]}" else raise ArgumentError.new "Invalid formatting option set (#{formatting})." end end |