colz.py 文件源码

def rotateHue ( self, hue_inc ):
        """ Rotates the hue value of Colz object """
        if  isinstance( hue_inc, int ):
            hue_inc /= 360.0
        newhue = self.h + hue_inc
        if newhue > 1.0:
            newhue, whole = math.modf(newhue) # Keep decimal part
        if newhue < 0.0:
            newhue, whole = math.modf(newhue) # Keep decimal part
            newhue = 1.0 + newhue
        self.h = newhue
        self.hsl[0]  = self.h
        self.hsla[0] = self.h
        self.updateFromHsl()

    # Return array of integer values