46 lines
1.0 KiB
Python
46 lines
1.0 KiB
Python
import wx
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#Brightens a color (wx.Colour), factor = [0,1]
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def BrightenColor(color, factor):
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r,g,b = color
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a = color.Alpha()
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factor = min(max(factor, 0), 1)
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r+=(255-r)*factor
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b+=(255-b)*factor
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g+=(255-g)*factor
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return wx.Colour(r,g,b,a)
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#Darkens a color (wx.Colour), factor = [0, 1]
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def DarkenColor(color, factor):
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bkR ,bkG , bkB = color
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alpha = color.Alpha()
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factor = 1 - factor
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r = float(bkR * factor)
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g = float(bkG * factor)
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b = float(bkB * factor)
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r = min(max(r,0),255)
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b = min(max(b,0),255)
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g = min(max(g,0),255)
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return wx.Colour(r, g, b, alpha)
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#Calculates the color between a given start and end colors, delta = [0,1]
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#Colors are wx.Colour objects
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def CalculateTransitionColor(startColor, endColor, delta):
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sR,sG,sB = startColor
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eR,eG,eB = endColor
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alphaS = startColor.Alpha()
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alphaE = endColor.Alpha()
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tR = sR + (eR - sR) * delta
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tG = sG + (eG - sG) * delta
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tB = sB + (eB - sB) * delta
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return wx.Colour(tR, tG, tB, (alphaS + alphaE)/2) |