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zone.py
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zone.py
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# https://github.com/KiCad/kicad-source-mirror/blob/93466fa1653191104c5e13231dfdc1640b272777/pcbnew/plugins/kicad/pcb_parser.cpp#L4386
from colour import Colour
from metadata import Metadata
# 0 zone
# 1
# 0 net
# 1 16
# 2
# 0 net_name
# 1 GND
# 3
# 0 layer
# 1 B.Cu
# 4
# 0 tstamp
# 1 5EACCA92
# 5
# 0 hatch
# 1 edge
# 2 0.508
# 6
# 0 connect_pads
# 1
# 0 clearance
# 1 0.1524
# 7
# 0 min_thickness
# 1 0.1524
# 8
# 0 fill
# 1 yes
# 2
# 0 arc_segments
# 1 32
# 3
# 0 thermal_gap
# 1 0.1524
# 4
# 0 thermal_bridge_width
# 1 0.1525
# 9
# 0 polygon
# 1
# 0 pts
# 1
# 0 xy
# 1 147.6375
# 2 120.9675
# 2
# 0 xy
# 1 147.6375
# 2 120.9675
# 3
# ...
# 10
# 0 filled_polygon
# 1
# 0 pts
# 1
# 0 xy
# 1 147.6375
# 2 120.9675
# 2
# 0 xy
# 1 147.6375
# 2 120.9675
# 3
# ...
pxToMM = 96 / 25.4
class Zone(object):
def __init__(self):
self.net = ''
self.net_name = ''
self.layers = ''
self.tstamp = ''
self.hatch = ''
self.priority = 0
self.connect_pads = ''
self.min_thickness = ''
self.filled_areas_thickness = ''
self.fill = ''
self.keepout = ''
self.polygon = []
self.filled_polygon = []
self.filled_segments = []
self.name = ''
self.island = False
# Most of these don't need to be handled
self.metadata = []
def From_PCB(self, input):
# print(input)
for item in input:
if item[0] == 'net':
self.net = item[1]
elif item[0] == 'net_name':
self.net_name = item[1]
elif item[0] == 'layer':
self.layers = item[1]
elif item[0] == 'layers':
for layer in item[1:]:
self.layers += layer + ' '
elif item[0] == 'tstamp':
self.tstamp = item[1]
elif item[0] == 'hatch':
self.hatch = item[1:]
elif item[0] == 'priority':
self.priority = item[1]
elif item[0] == 'connect_pads':
self.connect_pads = item[1]
elif item[0] == 'min_thickness':
self.min_thickness = item[1]
elif item[0] == 'filled_areas_thickness':
self.filled_areas_thickness = item[1]
elif item[0] == 'fill':
for x in item[1:]:
if type(x) == str:
self.fill = x
elif item[0] == 'keepout':
self.keepout = item[1]
elif item[0] == 'island':
self.island = True
elif item[0] == 'name':
self.name = item[1]
elif item[0] == 'polygon':
for xy in item[1]:
if xy[0] == 'xy':
self.polygon.append([xy[1], xy[2]])
elif item[0] == 'filled_polygon':
for xy in item[1]:
if xy[0] == 'xy':
self.filled_polygon.append([xy[1], xy[2]])
elif item[0] == 'filled_segments':
for xy in item[1]:
if xy[0] == 'xy':
self.filled_segments.append([xy[1], xy[2]])
def To_PCB(self):
pcb = ['zone']
if self.net:
pcb.append(['net', self.net])
if self.net_name:
pcb.append(['net_name', self.net_name])
if self.layers:
pcb.append(['layers'] + self.layers.split())
if self.island:
pcb.append(['island'])
if self.tstamp:
pcb.append(['tstamp', self.tstamp])
if self.hatch:
pcb.append(['hatch'] + self.hatch)
if self.priority:
pcb.append(['priority', self.priority])
if self.connect_pads:
pcb.append(['connect_pads', self.connect_pads])
if self.min_thickness:
pcb.append(['min_thickness', self.min_thickness])
if self.filled_areas_thickness:
pcb.append(['filled_areas_thickness', self.filled_areas_thickness])
if self.fill:
pcb.append(['fill', self.fill])
if self.keepout:
pcb.append(['keepout', self.keepout])
if len(self.polygon) > 0:
polygon = ['pts']
for item in self.polygon:
pt = ['xy'] + item
polygon.append(pt)
polygon = ['polygon'] + [polygon]
pcb.append(polygon)
if len(self.filled_polygon) > 0:
filled_polygon = ['filled_polygon']
for item in self.filled_polygon:
xy = ['xy'] + item
filled_polygon += [xy]
pcb.append(filled_polygon)
if len(self.filled_segments) > 0:
filled_segments = ['filled_segments']
for item in self.filled_segments:
xy = ['xy'] + item
filled_segments += [xy]
pcb.append(filled_segments)
if self.name:
pcb.append(['name', self.name])
return pcb
def To_SVG(self):
xy_text = ''
if len(self.polygon) > 0:
for xy in self.polygon:
xy_text += ' ' + str(float(xy[0]) * pxToMM)
xy_text += ',' + str(float(xy[1]) * pxToMM)
# We don't really care about accurate fill zones in SVG
# elif len(self.filled_polygon) > 0:
# for filled_polygon in self.filled_polygon:
# xy_text = ''
# for xy in filled_polygon:
# xy_text += ' ' + str(float(xy[0]) * pxToMM)
# xy_text += ',' + str(float(xy[1]) * pxToMM)
net = ''
if self.net != '':
net = 'net="' + self.net + '" '
net_name = ''
if self.net_name != '':
net_name = 'net_name="' + self.net_name + '" '
tstamp = ''
if self.tstamp != '':
tstamp = 'tstamp="' + self.tstamp + '" '
hatch = ''
if self.hatch != '':
hatch = 'hatch="' + self.hatch[0] + '" '
hatch += 'hatch_distance="' + self.hatch[1] + '" '
priority = ''
if self.priority != '':
priority = 'priority="' + str(self.priority) + '" '
connect_pads = ''
# if self.connect_pads != '':
# connect_pads = 'connect_pads="' + self.connect_pads + '" '
min_thickness = ''
if self.min_thickness != '':
min_thickness = 'min_thickness="' + self.min_thickness + '" '
filled_areas_thickness = ''
if self.filled_areas_thickness != '':
filled_areas_thickness = 'filled_areas_thickness="' + self.filled_areas_thickness + '" '
layers = ''
if self.layers != '':
layers = 'layers="' + self.layers + '" '
fill = ''
if self.fill != '':
fill = 'fill="' + self.fill + '" '
keepout = ''
if self.keepout != '':
keepout = 'keepout="' + self.keepout + '" '
island = ''
if self.island == True:
island = 'island="True" '
name = ''
if self.name != '':
name = 'name="' + self.name + '" '
parameters = '<path style="fill:none;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1'
parameters += ';stroke:#' + Colour().Assign('')
parameters += ';stroke-width:0.1mm'
parameters += '" '
parameters += 'd="M ' + xy_text + ' Z" '
parameters += layers
parameters += net
parameters += net_name
parameters += tstamp
parameters += hatch
parameters += priority
parameters += connect_pads
parameters += min_thickness
parameters += filled_areas_thickness
parameters += fill
parameters += keepout
parameters += island
parameters += name
parameters += 'type="zone">'
parameters += '</path>'
# print(parameters)
return parameters
def From_SVG(self, tag, path):
data = [tag['type']]
style = tag['style']
styletag = style[style.find('stroke-width:') + 13:]
width = styletag[0:styletag.find('mm')]
path = parse_path(tag['d'])
pts = []
for point in path:
xy = []
xy.append(str(point.start.real / pxToMM))
xy.append(str(point.start.imag / pxToMM))
pts.append(xy)
xy = []
xy.append(str(path[0].start.real / pxToMM))
xy.append(str(path[0].start.imag / pxToMM))
pts.append(xy)
if tag.has_attr('layers'):
self.layers = tag['layers']
if tag.has_attr('net'):
self.net = tag['net']
if tag.has_attr('net_name'):
self.net_name = tag['net_name']
if tag.has_attr('tstamp'):
self.tstamp = tag['tstamp']
if tag.has_attr('hatch'):
self.hatch = [tag['hatch'], tag['hatch_distance']]
if tag.has_attr('priority'):
self.priority = tag['priority']
if tag.has_attr('connect_pads'):
self.connect_pads = tag['connect_pads']
if tag.has_attr('min_thickness'):
self.min_thickness = tag['min_thickness']
if tag.has_attr('filled_areas_thickness'):
self.filled_areas_thickness = tag['filled_areas_thickness']
if tag.has_attr('fill'):
self.fill = tag['fill']
if tag.has_attr('island'):
self.fill = True
if tag.has_attr('keepout'):
self.keepout = tag['keepout']
if tag.has_attr('name'):
self.name = tag['name']
self.polygon = pts
self.width = width