# KicadModTree 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.
#
# KicadModTree 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 kicad-footprint-generator. If not, see < http://www.gnu.org/licenses/ >.
#
# (C) 2016 by Thomas Pointhuber, <thomas.pointhuber@gmx.at>
from KicadModTree.Vector import *
from KicadModTree.nodes.Node import Node
from KicadModTree.util.geometric_util import geometricLine, BaseNodeIntersection
[docs]class Line(Node, geometricLine):
r"""Add a Line to the render tree
:param \**kwargs:
See below
:Keyword Arguments:
* *start* (``Vector2D``) --
start point of the line
* *end* (``Vector2D``) --
end point of the line
* *layer* (``str``) --
layer on which the line is drawn (default: 'F.SilkS')
* *width* (``float``) --
width of the line (default: None, which means auto detection)
:Example:
>>> from KicadModTree import *
>>> Line(start=[1, 0], end=[-1, 0], layer='F.SilkS')
"""
def __init__(self, **kwargs):
Node.__init__(self)
if 'geometry' in kwargs:
geometry = kwargs['geometry']
geometricLine.__init__(self, geometry.start_pos, geometry.end_pos)
else:
geometricLine.__init__(
self,
start=Vector2D(kwargs['start']),
end=Vector2D(kwargs['end'])
)
self.layer = kwargs.get('layer', 'F.SilkS')
self.width = kwargs.get('width')
def copyReplaceGeometry(self, geometry):
return Line(
start=geometry.start_pos, end=geometry.end_pos,
layer=self.layer, width=self.width
)
def copy(self):
return Line(
start=self.start_pos, end=self.end_pos,
layer=self.layer, width=self.width
)
[docs] def cut(self, *other):
r""" cut line with given other element
:params:
* *other* (``Line``, ``Circle``, ``Arc``)
cut the element on any intersection with the given geometric element
"""
result = []
glines = geometricLine.cut(self, *other)
for g in glines:
result.append(self.copyReplaceGeometry(g))
return result
def _getRenderTreeText(self):
render_strings = ['fp_line']
render_strings.append(self.start_pos.render('(start {x} {y})'))
render_strings.append(self.end_pos.render('(end {x} {y})'))
render_strings.append('(layer {layer})'.format(layer=self.layer))
render_strings.append('(width {width})'.format(width=self.width))
render_text = Node._getRenderTreeText(self)
render_text += ' ({})'.format(' '.join(render_strings))
return render_text
def calculateBoundingBox(self):
render_start_pos = self.getRealPosition(self.start_pos)
render_end_pos = self.getRealPosition(self.end_pos)
min_x = min([render_start_pos.x, render_end_pos.x])
min_y = min([render_start_pos.y, render_end_pos.y])
max_x = max([render_start_pos.x, render_end_pos.x])
max_y = max([render_start_pos.y, render_end_pos.y])
return Node.calculateBoundingBox({'min': Vector2D(min_x, min_y), 'max': Vector2D(max_x, max_y)})