root/trunk/RBRapier/RBRapier/Formats/Attic/SVG.old/SVGSkin/image.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 RenderItems.Common import TransformableRenderItem

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

class ImageRenderItem(TransformableRenderItem):
    def DisplayOn(self, renderer):
        renderer.DisplayImage(self)

    def InterpretSettings(self, settings):
        TransformableRenderItem.InterpretSettings(self, settings)

        self.SetWidth(settings.get('width', '100%'))
        self.SetHeight(settings.get('height', '100%'))

        xlink = settings[('http://www.w3.org/1999/xlink', 'href')]
        self.imagereference = xlink

    #~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

    def GetWidth(self):
        return self._width
    def SetWidth(self, value):
        width = self._asCoord(value)
        if width < 0:
            raise ValueError, '"width" attribute can not be negative"'
        self._width = width
    width = property(GetWidth, SetWidth)

    def GetHeight(self):
        return self._height
    def SetHeight(self, value):
        height = self._asCoord(value)
        if height < 0:
            raise ValueError, '"height" attribute can not be negative"'
        self._height = height
    height = property(GetHeight, SetHeight)

#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

class image(SVGSkinObject):
    RenderItemFactory = ImageRenderItem