root/trunk/RBRapier/RBRapier/Formats/SVG/SVGSkin/circle.py

#!/usr/bin/env python
##~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
##~ License 
##~ 
##- The RuneBlade Foundation library is intended to ease some 
##- aspects of writing intricate Jabber, XML, and User Interface (wxPython, etc.) 
##- applications, while providing the flexibility to modularly change the 
##- architecture. Enjoy.
##~ 
##~ Copyright (C) 2002  TechGame Networks, LLC.
##~ 
##~ This library is free software; you can redistribute it and/or
##~ modify it under the terms of the BSD style License as found in the 
##~ LICENSE file included with this distribution.
##~ 
##~ TechGame Networks, LLC can be reached at:
##~ 3578 E. Hartsel Drive #211
##~ Colorado Springs, Colorado, USA, 80920
##~
##~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#~ Imports 
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

from SVGSkinObject import SVGSkinObject
from SVGItems.Shapes import ShapeSVGItem

#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#~ Definitions 
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

class circle(ShapeSVGItem, SVGSkinObject):
    def InterpretSettings(self, settings):
        ShapeSVGItem.InterpretSettings(self, settings)

        centerx = self._asCoord(settings.get('cx', 0.))
        centery = self._asCoord(settings.get('cy', 0.))
        self.object.SetCenter((centerx, centery))

        radius = self._asCoord(settings.get('r', 0.))
        if radius < 0:
            raise ValueError, '"r" radius attribute can not be negative"'
        self.object.SetRadius(radius)