def test_bounds_all_elts(self):
'''bounds() with all the elements competing'''
net = Net('foo')
mkbounds(net, 3, 3, -1, -2)
self.des.add_net(net)
annot = Annotation('foo', 3, 3, 0, True)
mkbounds(annot, 3, 3, 3, 5)
self.des.design_attributes.add_annotation(annot)
libcomp = Component('bar')
libcomp.add_symbol(Symbol())
libcomp.symbols[0].add_body(Body())
mkbounds(libcomp.symbols[0].bodies[0], 0, 0, 3, 3)
self.des.add_component('foo', libcomp)
compinst = ComponentInstance('bar', 'foo', 0)
compinst.add_symbol_attribute(SymbolAttribute(3, 0, 0, False))
self.des.add_component_instance(compinst)
top_left, btm_right = self.des.bounds()
self.assertEqual(top_left.x, -1)
self.assertEqual(top_left.y, -2)
self.assertEqual(btm_right.x, 6)
self.assertEqual(btm_right.y, 5)
def parse_fzp(self, fzp_file):
""" Parse the Fritzing component file """
tree = ElementTree(file=fzp_file)
try:
prefix = tree.find('label').text
except AttributeError:
pass
else:
self.component.add_attribute('_prefix', prefix)
symbol = Symbol()
self.component.add_symbol(symbol)
self.body = Body()
symbol.add_body(self.body)
self.cid2termid.update(self.parse_terminals(tree))
self.terminals.update(self.cid2termid.values())
layers = tree.find('views/schematicView/layers')
if layers is None:
self.image = None
else:
self.image = layers.get('image')
def build_symbols(self, has_convert):
""" Build all Symbols and Bodies for this component. The
has_convert argument should be True if there are DeMorgan
convert bodies. """
for _ in range(2 if has_convert else 1):
symbol = Symbol()
for _ in range(self.num_units):
symbol.add_body(Body())
self.component.add_symbol(symbol)
def parse_body(self, body):
""" Extract a body of a symbol. """
bdy = Body()
for pin in body.get('pins'):
parsed_pin = self.parse_pin(pin)
bdy.add_pin(parsed_pin)
for shape in body.get('shapes'):
parsed_shape = self.parse_shape(shape)
bdy.add_shape(parsed_shape)
return bdy
def parse(self):
""" Parses a component from the library, returns a Compenent. """
part = Component(self.filename)
part.add_symbol(Symbol())
part.symbols[0].add_body(Body())
tree = ViewDrawBase.parse(self)
for k, v in tree['attr']:
part.add_attribute(k, v)
for shape in tree['shape'] + sum(tree['lines'], []):
part.symbols[0].bodies[0].add_shape(shape)
for pin in tree['pin']:
part.symbols[0].bodies[0].add_pin(pin)
return part
def make_body_from_symbol(self, lib, symbol_name):
""" Contruct an openjson Body from an eagle symbol in a library. """
body = Body()
symbol = [
s for s in get_subattr(lib, 'symbols.symbol')
if s.name == symbol_name
][0]
for wire in symbol.wire:
body.add_shape(
Line((self.make_length(wire.x1), self.make_length(wire.y1)),
(self.make_length(wire.x2), self.make_length(wire.y2))))
return body
def make_body_from_symbol(self, lib, symbol_name):
""" Construct an openjson Body from an eagle symbol in a library. """
body = Body()
symbol = [
s for s in get_subattr(lib, 'symbols.symbol')
if s.name == symbol_name
][0]
for wire in symbol.wire:
body.add_shape(
Line((self.make_length(wire.x1), self.make_length(wire.y1)),
(self.make_length(wire.x2), self.make_length(wire.y2))))
for rect in symbol.rectangle:
x = self.make_length(rect.x1)
y = self.make_length(rect.y1)
width = self.make_length(rect.x2) - x
height = self.make_length(rect.y2) - y
body.add_shape(Rectangle(x, y + height, width, height))
pin_map = {}
for pin in symbol.pin:
connect_point = (self.make_length(pin.x), self.make_length(pin.y))
null_point = self.get_pin_null_point(connect_point, pin.length,
pin.rot)
label = self.get_pin_label(pin, null_point)
pin_map[pin.name] = Pin(pin.name, null_point, connect_point, label)
body.add_pin(pin_map[pin.name])
ann_map = {}
for text in symbol.text:
x = self.make_length(text.x)
y = self.make_length(text.y)
content = '' if text.valueOf_ is None else text.valueOf_
rotation = self.make_angle('0' if text.rot is None else text.rot)
if content == '>NAME':
ann_map['name'] = Annotation(content, x, y, rotation, 'true')
elif content == '>VALUE':
ann_map['value'] = Annotation(content, x, y, rotation, 'true')
else:
body.add_shape(Label(x, y, content, 'left', rotation))
return body, pin_map, ann_map
def test_bounds_parts(self):
'''test bounds() with just components in the design'''
libcomp = Component('bar')
libcomp.add_symbol(Symbol())
libcomp.symbols[0].add_body(Body())
mkbounds(libcomp.symbols[0].bodies[0], 0, 0, 10, 10)
self.des.add_component('foo', libcomp)
for (x, y) in ((1, 3), (3, 2), (5, 3), (3, 7)):
compinst = ComponentInstance(str((x, y)), 'foo', 0)
compinst.add_symbol_attribute(SymbolAttribute(x, y, 0, False))
self.des.add_component_instance(compinst)
top_left, btm_right = self.des.bounds()
self.assertEqual(top_left.x, 1)
self.assertEqual(top_left.y, 2)
self.assertEqual(btm_right.x, 15)
self.assertEqual(btm_right.y, 17)
def _convert_library(self, struct):
for image in struct.library.image:
component = Component(image.image_id)
self.design.add_component(image.image_id, component)
sym = Symbol()
body = Body()
component.add_symbol(sym)
sym.add_body(body)
for pin in image.pin:
body.add_pin(
Pin(pin.pin_id, self.to_pixels(pin.vertex),
self.to_pixels(pin.vertex)))
for padstack in struct.library.padstack:
if padstack.padstack_id == pin.padstack_id:
shapes = [shape.shape for shape in padstack.shape]
for shape in self._convert_shapes(
shapes, self.to_pixels(pin.vertex)):
body.add_shape(shape)
break
for outline in image.outline:
for shape in self._convert_shapes([outline.shape]):
body.add_shape(shape)
def tearDown(self):
""" Teardown the test case. """
self.bod = Body()
def setUp(self):
""" Setup the test case. """
self.bod = Body()
