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?? __init__.py(2.45 KB)
?? __pycache__
?? animate.py(6.51 KB)
?? base.py(8.42 KB)
?? container.py(10.49 KB)
?? data
?? drawing.py(5.17 KB)
?? elementfactory.py(2.24 KB)
?? etree.py(1.33 KB)
?? extensions
?? filters.py(7.81 KB)
?? gradients.py(4.59 KB)
?? image.py(2.43 KB)
?? masking.py(1.81 KB)
?? mixins.py(10.5 KB)
?? params.py(1.86 KB)
?? path.py(2.78 KB)
?? pattern.py(1.93 KB)
?? shapes.py(5.19 KB)
?? solidcolor.py(1.69 KB)
?? text.py(7.95 KB)
?? utils.py(7.25 KB)
?? validator2.py(6.06 KB)
?? version.py(1.09 KB)

Editing: filters.py

#!/usr/bin/env python
#coding:utf-8
# Author:  mozman --<mozman@gmx.at>
# Purpose: filters module
# Created: 03.11.2010
# Copyright (C) 2010, Manfred Moitzi
# License: MIT License

from svgwrite.base import BaseElement
from svgwrite.mixins import XLink, Presentation
from svgwrite.utils import strlist, is_string

__all__ = ['Filter']

class _feDistantLight(BaseElement):
    elementname = 'feDistantLight'

def __init__(self, azimuth=0, elevation=0, **extra):
        super(_feDistantLight, self).__init__(**extra)
        if azimuth != 0:
            self['azimuth'] = azimuth
        if elevation != 0:
            self['elevation'] = elevation

class _fePointLight(BaseElement):
    elementname = 'fePointLight'

def __init__(self, source=(0, 0, 0), **extra):
        super(_fePointLight, self).__init__(**extra)
        x, y, z = source
        if x != 0:
            self['x'] = x
        if y != 0:
            self['y'] = y
        if z != 0:
            self['z'] = z

class _feSpotLight(_fePointLight):
    elementname = 'feSpotLight'

def __init__(self, source=(0, 0, 0), target=(0, 0, 0), **extra):
        super(_feSpotLight, self).__init__(source, **extra)
        x, y, z = target
        if x != 0:
            self['pointsAtX'] = x
        if y != 0:
            self['pointsAtY'] = y
        if z != 0:
            self['pointsAtZ'] = z

class _FilterPrimitive(BaseElement, Presentation):
    pass

class _FilterNoInput(_FilterPrimitive):
    def __init__(self, start=None, size=None, **extra):
        super(_FilterNoInput, self).__init__(**extra)
        if start is not None:
            self['x'] = start[0]
            self['y'] = start[1]
        if size is not None:
            self['width'] = size[0]
            self['height'] = size[1]

class _FilterRequireInput(_FilterNoInput):
    def __init__(self, in_='SourceGraphic', **extra):
        super(_FilterRequireInput, self).__init__(**extra)
        self['in'] = in_

class _feBlend(_FilterRequireInput):
    elementname = 'feBlend'

class _feColorMatrix(_FilterRequireInput):
    elementname = 'feColorMatrix'

class _feComponentTransfer(_FilterRequireInput):
    elementname = 'feComponentTransfer'

def feFuncR(self, type_, **extra):
        return self.add(_feFuncR(type_, factory=self, **extra))

def feFuncG(self, type_, **extra):
        return self.add(_feFuncG(type_, factory=self, **extra))

def feFuncB(self, type_, **extra):
        return self.add(_feFuncB(type_, factory=self, **extra))

def feFuncA(self, type_, **extra):
        return self.add(_feFuncA(type_, factory=self, **extra))

class _feFuncR(_FilterPrimitive):
    elementname = 'feFuncR'

def __init__(self, type_, **extra):
        super(_feFuncR, self).__init__(**extra)
        self['type'] = type_

class _feFuncG(_feFuncR):
    elementname = 'feFuncG'

class _feFuncB(_feFuncR):
    elementname = 'feFuncB'

class _feFuncA(_feFuncR):
    elementname = 'feFuncA'

class _feComposite(_FilterRequireInput):
    elementname = 'feComposite'

class _feConvolveMatrix(_FilterRequireInput):
    elementname = 'feConvolveMatrix'

class _feDiffuseLighting(_FilterRequireInput):
    elementname = 'feDiffuseLighting'

def feDistantLight(self, azimuth=0, elevation=0, **extra):
        return self.add(_feDistantLight(azimuth, elevation, **extra))

def fePointLight(self, source=(0, 0, 0), **extra):
        return self.add(_fePointLight(source, **extra))

def feSpotLight(self, source=(0, 0, 0), target=(0, 0, 0), **extra):
        return self.add(_feSpotLight(source, target, **extra))

class _feDisplacementMap(_FilterRequireInput):
    elementname = 'feDisplacementMap'

class _feFlood(_FilterNoInput):
    elementname = 'feFlood'

class _feGaussianBlur(_FilterRequireInput):
    elementname = 'feGaussianBlur'

class _feImage(_FilterNoInput, XLink):
    elementname = 'feImage'

def __init__(self, href, start=None, size=None, **extra):
        super(_feImage, self).__init__(start, size, **extra)
        self.set_href(href)

class _feMergeNode(_FilterPrimitive):
    elementname = 'feMergeNode'

class _feMerge(_FilterNoInput):
    elementname = 'feMerge'
    def __init__(self, layernames, **extra):
        super(_feMerge, self).__init__(**extra)
        self.feMergeNode(layernames)

def feMergeNode(self, layernames):
        for layername in layernames:
            self.add(_feMergeNode(in_=layername, factory=self))

class _feMorphology(_FilterRequireInput):
    elementname = 'feMorphology'

class _feOffset(_FilterRequireInput):
    elementname = 'feOffset'

class _feSpecularLighting(_feDiffuseLighting):
    elementname = 'feSpecularLighting'

class _feTile(_FilterRequireInput):
    elementname = 'feTile'

class _feTurbulence(_FilterNoInput):
    elementname = 'feTurbulence'

filter_factory = {
    'feBlend': _feBlend,
    'feColorMatrix': _feColorMatrix,
    'feComponentTransfer': _feComponentTransfer,
    'feComposite': _feComposite,
    'feConvolveMatrix': _feConvolveMatrix,
    'feDiffuseLighting': _feDiffuseLighting,
    'feDisplacementMap': _feDisplacementMap,
    'feFlood': _feFlood,
    'feGaussianBlur': _feGaussianBlur,
    'feImage': _feImage,
    'feMerge': _feMerge,
    'feMorphology': _feMorphology,
    'feOffset': _feOffset,
    'feSpecularLighting': _feSpecularLighting,
    'feTile': _feTile,
    'feTurbulence': _feTurbulence,
}

class _FilterBuilder(object):
    def __init__(self, cls, parent):
        self.cls = cls # primitive filter class to build
        self.parent = parent # the parent Filter() object

def __call__(self, *args, **kwargs):
        kwargs['factory'] = self.parent # to get the _paramters object
        obj = self.cls(*args, **kwargs) # create an object of type 'cls'
        self.parent.add(obj) # add primitive filter to parent Filter()
        return obj

class Filter(BaseElement, XLink, Presentation):
    """
    The filter element is a container element for filter primitives, and
    also a **factory** for filter primitives.
    """
    elementname = 'filter'

def __init__(self, start=None, size=None, resolution=None, inherit=None, **extra):
        """
        :param 2-tuple start: defines the start point of the filter effects region (**x**, **y**)
        :param 2-tuple size: defines the size of the filter effects region (**width**, **height**)
        :param resolution: takes the form ``'x-pixels [y-pixels]'``, and indicates
            the width and height of the intermediate images in pixels.
        :param inherit: inherits properties from Filter `inherit` see: **xlink:href**

"""
        super(Filter, self).__init__(**extra)
        if start is not None:
            self['x'] = start[0]
            self['y'] = start[1]
        if size is not None:
            self['width'] = size[0]
            self['height'] = size[1]
        if resolution is not None:
            if is_string(resolution):
                self['filterRes'] = resolution
            elif hasattr(resolution, '__iter__'):
                self['filterRes'] = strlist(resolution, ' ')
            else:
                self['filterRes'] = str(resolution)

if inherit is not None:
            self.href = inherit
            self.update_id()

def get_xml(self):
        self.update_id()
        return super(Filter, self).get_xml()

def __getattr__(self, name):
        # create primitive filters by Filter.<filtername>(...)
        # and auto-add the new filter as subelement of Filter()
        if name in filter_factory:
            return _FilterBuilder(filter_factory[name], self)
        else:
            raise AttributeError("'%s' has no attribute '%s'" % (self.__class__.__name__, name))

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