Current File : //proc/self/root/opt/alt/python37/lib/python3.7/site-packages/svgwrite/animate.py
#coding:utf-8
# Author: mozman --<mozman@gmx.at>
# Purpose: animate elements
# Created: 31.10.2010
# Copyright (C) 2010, Manfred Moitzi
# License: MIT License
from svgwrite.base import BaseElement
from svgwrite.mixins import XLink
from svgwrite.utils import strlist, is_string
class Set(BaseElement, XLink):
""" The **set** element provides a simple means of just setting the value
of an attribute for a specified duration. It supports all attribute types,
including those that cannot reasonably be interpolated, such as string
and boolean values. The **set** element is non-additive. The additive and
accumulate attributes are not allowed, and will be ignored if specified.
"""
elementname = 'set'
def __init__(self, href=None, **extra):
""" Set constructor.
:param href: target svg element, if **href** is not `None`; else
the target SVG Element is the parent SVG Element.
"""
super(Set, self).__init__(**extra)
if href is not None:
self.set_href(href)
def get_xml(self):
self.update_id() # if href is an object - 'id' - attribute may be changed!
return super(Set, self).get_xml()
def set_target(self, attributeName, attributeType=None):
"""
Set animation attributes :ref:`attributeName` and :ref:`attributeType`.
"""
self['attributeName'] = attributeName
if attributeType is not None:
self['attributeType'] = attributeType
def set_event(self, onbegin=None, onend=None, onrepeat=None, onload=None):
"""
Set animation attributes :ref:`onbegin`, :ref:`onend`, :ref:`onrepeat`
and :ref:`onload`.
"""
if onbegin is not None:
self['onbegin'] = onbegin
if onend is not None:
self['onend'] = onend
if onrepeat is not None:
self['onrepeat'] = onrepeat
if onload is not None:
self['onload'] = onload
def set_timing(self, begin=None, end=None, dur=None, min=None, max=None,
restart=None, repeatCount=None, repeatDur=None):
"""
Set animation attributes :ref:`begin`, :ref:`end`, :ref:`dur`,
:ref:`min`, :ref:`max`, :ref:`restart`, :ref:`repeatCount` and
:ref:`repeatDur`.
"""
if begin is not None:
self['begin'] = begin
if end is not None:
self['end'] = end
if dur is not None:
self['dur'] = dur
if min is not None:
self['min'] = min
if max is not None:
self['max'] = max
if restart is not None:
self['restart'] = restart
if repeatCount is not None:
self['repeatCount'] = repeatCount
if repeatDur is not None:
self['repeatDur'] = repeatDur
def freeze(self):
""" Freeze the animation effect. (see also :ref:`fill <animateFill>`)
"""
self['fill'] = 'freeze'
class AnimateMotion(Set):
""" The **animateMotion** element causes a referenced element to move
along a motion path.
"""
elementname = 'animateMotion'
def __init__(self, path=None, href=None, **extra):
"""
:param path: the motion path
:param href: target svg element, if **href** is not `None`; else
the target SVG Element is the parent SVG Element.
"""
super(AnimateMotion, self).__init__(href=href, **extra)
if path is not None:
self['path'] = path
def set_value(self, path=None, calcMode=None, keyPoints=None, rotate=None):
"""
Set animation attributes `path`, `calcMode`, `keyPoints` and `rotate`.
"""
if path is not None:
self['path'] = path
if calcMode is not None:
self['calcMode'] = calcMode
if keyPoints is not None:
self['keyPoints'] = keyPoints
if rotate is not None:
self['rotate'] = rotate
class Animate(Set):
""" The **animate** element allows scalar attributes and properties to be
assigned different values over time .
"""
elementname = 'animate'
def __init__(self, attributeName=None, values=None, href=None, **extra):
"""
:param attributeName: name of the SVG Attribute to animate
:param values: interpolation values, `string` as `<semicolon-list>` or a python `list`
:param href: target svg element, if **href** is not `None`; else
the target SVG Element is the parent SVG Element.
"""
super(Animate, self).__init__(href=href, **extra)
if values is not None:
self.set_value(values)
if attributeName is not None:
self.set_target(attributeName)
def set_value(self, values, calcMode=None, keyTimes=None, keySplines=None,
from_=None, to=None, by=None):
"""
Set animation attributes :ref:`values`, :ref:`calcMode`, :ref:`keyTimes`,
:ref:`keySplines`, :ref:`from`, :ref:`to` and :ref:`by`.
"""
if values is not None:
if not is_string(values):
values = strlist(values, ';')
self['values'] = values
if calcMode is not None:
self['calcMode'] = calcMode
if keyTimes is not None:
self['keyTimes'] = keyTimes
if keySplines is not None:
self['keySplines'] = keySplines
if from_ is not None:
self['from'] = from_
if to is not None:
self['to'] = to
if by is not None:
self['by'] = by
class AnimateColor(Animate):
""" The **animateColor** element specifies a color transformation over
time.
"""
elementname = 'animateColor'
class AnimateTransform(Animate):
""" The **animateTransform** element animates a transformation attribute
on a target element, thereby allowing animations to control translation,
scaling, rotation and/or skewing.
"""
elementname = 'animateTransform'
def __init__(self, transform, element=None, **extra):
"""
:param element: target svg element, if element is not `None`; else
the target svg element is the parent svg element.
:param string transform: ``'translate | scale | rotate | skewX | skewY'``
"""
super(AnimateTransform, self).__init__(element, **extra)
self['type'] = transform
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