def getCustomIcon(self,parameterList,w,h):
"""
there are six positional parameters:
fill color,fill opacity, outline color, outline opacity,
outline width (default 8) and corner radius (default 22)
to use default value, just don't fill in the positional parameter
( len(parameter) == 0 )
USAGE:
corner radius: default=22, 0 does right angle corners
EXAMPLE: generic:green;1.0;blue;0.5;10;15
"""
# check if the list has proper length
if len(parameterList) != 6:
return None
semicolonSepList = parameterList
# process the positional parameters
if len(semicolonSepList[0]):
fillColorString = semicolonSepList[0]
else:
fillColorString = None
if len(semicolonSepList[1]):
fillAlpha = float(semicolonSepList[1])
else:
fillAlpha = 1.0
if len(semicolonSepList[2]):
outlineColorString = semicolonSepList[2]
else:
outlineColorString = None
if len(semicolonSepList[3]):
outlineAlpha = float(semicolonSepList[3])
else:
outlineAlpha = 1.0
if len(semicolonSepList[4]):
outlineWidth = int(semicolonSepList[4])
else:
outlineWidth = 4
if len(semicolonSepList[5]):
cornerRadius = int(semicolonSepList[5])
else:
cornerRadius = 22
# parse the colors (if defined)
if fillColorString:
fillColor = Color("fill", (fillColorString,fillAlpha))
fillColorRGBATuple = fillColor.getCairoColor()
else:
fillColorRGBATuple = self.buttonFillColor
if outlineColorString:
outlineColor = Color("outline", (outlineColorString,outlineAlpha))
outlineColorRGBATuple = outlineColor.getCairoColor()
else:
outlineColorRGBATuple = self.buttonOutlineColor
# apply the alpha values
try:
(r,g,b,a) = fillColorRGBATuple
fillColorRGBATuple = (r,g,b,fillAlpha)
except Exception, e:
print("** wrong fill color code or name: %s" % fillColorString)
print("** exception: %s" % e)
fillColorRGBATuple = self.buttonFillColor
