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Imports Microsoft.VisualBasic
Namespace Utilities
    Public Class Util
        Public arr_FCColors(20) As String
        Public FC_ColorCounter As Integer
        Public Sub New()
            'This page contains an array of colors to be used as default set of colors for FusionCharts
            'arr_FCColors is the array that would contain the hex code of colors 
            'ALL COLORS HEX CODES TO BE USED WITHOUT #


            'We also initiate a counter variable to help us cyclically rotate through
            'the array of colors.
            FC_ColorCounter = 0

            arr_FCColors(0) = "1941A5" 'Dark Blue
            arr_FCColors(1) = "AFD8F8"
            arr_FCColors(2) = "F6BD0F"
            arr_FCColors(3) = "8BBA00"
            arr_FCColors(4) = "A66EDD"
            arr_FCColors(5) = "F984A1"
            arr_FCColors(6) = "CCCC00" 'Chrome Yellow+Green
            arr_FCColors(7) = "999999" 'Grey
            arr_FCColors(8) = "0099CC" 'Blue Shade
            arr_FCColors(9) = "FF0000" 'Bright Red 
            arr_FCColors(10) = "006F00" 'Dark Green
            arr_FCColors(11) = "0099FF" 'Blue (Light)
            arr_FCColors(12) = "FF66CC" 'Dark Pink
            arr_FCColors(13) = "669966" 'Dirty green
            arr_FCColors(14) = "7C7CB4" 'Violet shade of blue
            arr_FCColors(15) = "FF9933" 'Orange
            arr_FCColors(16) = "9900FF" 'Violet
            arr_FCColors(17) = "99FFCC" 'Blue+Green Light
            arr_FCColors(18) = "CCCCFF" 'Light violet
            arr_FCColors(19) = "669900" 'Shade of green
        End Sub


        'getFCColor method helps return a color from arr_FCColors array. It uses
        'cyclic iteration to return a color from a given index. The index value is
        'maintained in FC_ColorCounter

        Public Function getFCColor() As String
            'Update index
            FC_ColorCounter = FC_ColorCounter + 1
            'Return color
            Return arr_FCColors(FC_ColorCounter Mod UBound(arr_FCColors))
        End Function

    End Class
End Namespace