/usr/lib/python3/dist-packages/svgwrite/shapes.py is in python3-svgwrite 1.1.8-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 | #!/usr/bin/env python
#coding:utf-8
# Author: mozman
# Purpose: svg shapes
# Created: 08.09.2010
#
# Copyright (C) 2010 Manfred Moitzi
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from svgwrite.base import BaseElement
from svgwrite.mixins import Presentation, Markers, Transform
class Line(BaseElement, Transform, Presentation, Markers):
""" The **line** element defines a line segment that starts at one point
and ends at another.
"""
elementname = 'line'
def __init__(self, start=(0, 0), end=(0, 0), **extra):
"""
:param 2-tuple start: start point (**x1**, **y1**)
:param 2-tuple end: end point (**x2**, **y2**)
:param extra: additional SVG attributs as keyword-arguments
"""
super(Line, self).__init__(**extra)
x1, y1 = start
x2, y2 = end
self['x1'] = x1
self['y1'] = y1
self['x2'] = x2
self['y2'] = y2
class Rect(BaseElement, Transform, Presentation):
""" The **rect** element defines a rectangle which is axis-aligned with the current
user coordinate system. Rounded rectangles can be achieved by setting appropriate
values for attributes **rx** and **ry**.
"""
elementname = 'rect'
def __init__(self, insert=(0, 0), size=(1, 1), rx=None, ry=None, **extra):
"""
:param 2-tuple insert: insert point (**x**, **y**), left-upper point
:param 2-tuple size: (**width**, **height**)
:param <length> rx: corner x-radius
:param <length> ry: corner y-radius
:param extra: additional SVG attributs as keyword-arguments
"""
super(Rect, self).__init__(**extra)
x, y = insert
width, height = size
self['x'] = x
self['y'] = y
self['width'] = width
self['height'] = height
if rx is not None:
self['rx'] = rx
if ry is not None:
self['ry'] = ry
class Circle(BaseElement, Transform, Presentation):
""" The **circle** element defines a circle based on a center point and a radius.
"""
elementname = 'circle'
def __init__(self, center=(0, 0), r=1, **extra):
"""
:param 2-tuple center: circle center point (**cx**, **cy**)
:param length r: circle-radius **r**
:param extra: additional SVG attributs as keyword-arguments
"""
super(Circle, self).__init__(**extra)
cx, cy = center
self['cx'] = cx
self['cy'] = cy
self['r'] = r
class Ellipse(BaseElement, Transform, Presentation):
""" The **ellipse** element defines an ellipse which is axis-aligned with the
current user coordinate system based on a center point and two radii.
"""
elementname = 'ellipse'
def __init__(self, center=(0, 0), r=(1, 1), **extra):
"""
:param 2-tuple center: ellipse center point (**cx**, **cy**)
:param 2-tuple r: ellipse radii (**rx**, **ry**)
:param extra: additional SVG attributs as keyword-arguments
"""
super(Ellipse, self).__init__(**extra)
cx, cy = center
rx, ry = r
self['cx'] = cx
self['cy'] = cy
self['rx'] = rx
self['ry'] = ry
class Polyline(BaseElement, Transform, Presentation, Markers):
""" The **polyline** element defines a set of connected straight line
segments. Typically, **polyline** elements define open shapes.
"""
elementname = 'polyline'
def __init__(self, points=[], **extra):
"""
:param `iterable` points: `iterable` of points (points are `2-tuples`)
:param extra: additional SVG attributs as keyword-arguments
"""
super(Polyline, self).__init__(**extra)
self.points = list(points)
if self.debug:
for point in self.points:
x, y = point
self.validator.check_svg_type(x, 'number')
self.validator.check_svg_type(y, 'number')
def get_xml(self):
self.attribs['points'] = self.points_to_string(self.points)
return super(Polyline, self).get_xml()
def points_to_string(self, points):
"""
Convert a `list` of points `2-tuples` to a `string` ``'p1x,p1y p2x,p2y ...'``.
"""
strings = []
for point in points:
if len(point) != 2:
raise TypeError('got %s values, but expected 2 values.' % len(point))
x, y = point
if self.debug:
self.validator.check_svg_type(x, 'coordinate')
self.validator.check_svg_type(y, 'coordinate')
if self.profile == 'tiny':
if isinstance(x, float):
x = round(x, 4)
if isinstance(y, float):
y = round(y, 4)
point = "%s,%s" % (x, y)
strings.append(point)
return ' '.join(strings)
class Polygon(Polyline):
""" The **polygon** element defines a closed shape consisting of a set of
connected straight line segments.
Same as :class:`~svgwrite.shapes.Polyline` but closed.
"""
elementname = 'polygon'
|