132 lines
3.5 KiB
Python
132 lines
3.5 KiB
Python
import sys
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import argparse
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TYPES = ['hex', 'rgb', 'hsl', 'cmyk']
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HEX_LETTERS = ['a', 'b', 'c', 'd', 'e', 'f']
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument('--hex', action='store_true', help='convert from hex (accepted formats: [ffffff] or ["#ffffff"])')
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parser.add_argument('--rgb', action='store_true', help='convert from RGB (accepted formats: [R G B], [\"rgb(R, G, B)\"], and [\"rgb(R,G,B)\"])')
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parser.add_argument('color', nargs='*', help='accepts a color in Hex, RGB, CYMK, or HSL and performs format conversions')
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args = parser.parse_args()
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print('TYPES: ', TYPES)
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print(args)
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color = args.color
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if len(color) == 0 :
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print('ERROR: Must enter color code')
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return
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# HANDLE HEX INPUT
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if args.hex :
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color = color[0].strip('#')
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if not validateHex(color) :
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return
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convertFromHex(color)
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# HANDLE RGB INPUT
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if args.rgb :
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# cleanse any non-numerical stuff
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if len(color) == 1 :
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color = color[0].strip('rgb(').strip(')').split(',')
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if not validateRGB(color) :
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return
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for i in range(len(color)) :
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color[i] = int(color[i])
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convertFromRGB(color)
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##
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# HEX CONVERSION SECTION
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##
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# Takes in valid RGB code and converts it to the other formats
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def convertFromHex(hexCode) :
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print('-> Hex received: ', hexCode, ' ', type(hexCode))
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convertToRGB('hex', hexCode)
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# convertToCMYK('hex', code)
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# convertToHSL('hex', code)
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def convertToHex(codeFormat, code) :
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hexValue = '#'
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if codeFormat == 'rgb' :
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for rgbValue in code :
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hexValue += hex(int(rgbValue / 16))
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hexValue += hex(int(rgbValue % 16))
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print('HEX: ', hexValue)
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##
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# RGB CONVERSION SECTION
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##
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# Takes in valid RGB code and converts it to the other formats
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def convertFromRGB(code) :
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print('-> RGB received: ', code, ' ', type(code[0]), type(code[1]), type(code[2]))
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convertToHex('rgb', code)
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# convertToCMYK('rgb', code)
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# convertToHSL('rgb', code)
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def convertToRGB(codeFormat, code) :
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if codeFormat == 'hex' :
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print('bsdfljbsdfb')
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##
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# INPUT VALIDATION SECTION
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##
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# Takes in a string. Returns True if valid Hex color code.
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def validateHex(value) :
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if len(value) != 6 :
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print('ERROR: Hex value should have 6 digits')
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return False
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for i in range(len(value)):
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if value[i-1].isnumeric() :
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continue
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elif HEX_LETTERS.count(value[i-1]) != 0 :
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continue
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else :
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print('ERROR: Invalid character in hex code')
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return False
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return True
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# Takes in a list of numerical strings. Returns True if valid RGB values.
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def validateRGB(values) :
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if len(values) != 3 :
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print('ERROR: Improper number of values (should be 3)')
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return False
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for value in values :
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if not value.strip().isnumeric() :
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print('ERROR: Improper format for RGB value(s)')
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return False
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value = int(value)
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if (value < 0) or (value > 255) :
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print('ERROR: Each RBG value must be between 0-255')
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return False
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return True
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# Takes in a decimal number and converts it to hexadecimal
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def hex(number) :
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number = int(number)
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if number > 16 :
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print("ERROR: Decimal to Hexidecimal conversion failed")
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return "ERROR: Decimal to Hexidecimal conversion failed"
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if number < 10 :
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return str(number)
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return HEX_LETTERS[number % 10]
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if __name__ == '__main__' :
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main()
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