def make_device_component(self, lib, deviceset, device):
""" Construct an openjson component for a device in a deviceset. """
cpt = Component(lib.name + ':' + deviceset.name + ':' + device.name)
cpt.add_attribute('eaglexml_library', lib.name)
cpt.add_attribute('eaglexml_deviceset', deviceset.name)
cpt.add_attribute('eaglexml_device', device.name)
symbol = Symbol()
cpt.add_symbol(symbol)
assignment = PinNumberAssignment(device)
for i, gate in enumerate(get_subattr(deviceset, 'gates.gate')):
body, pin_map, ann_map = self.make_body_from_symbol(
lib, gate.symbol, assignment.get_pin_number_lookup(gate.name))
symbol.add_body(body)
cpt.add_attribute('eaglexml_symbol_%d' % i, gate.symbol)
cpt.add_attribute('eaglexml_gate_%d' % i, gate.name)
self.cptgate2body_index[cpt, gate.name] = len(symbol.bodies) - 1
self.cptgate2pin_map[cpt, gate.name] = pin_map
self.cptgate2ann_map[cpt, gate.name] = ann_map
return cpt
def parse_symbol(self, symbol):
""" Extract a symbol. """
symb = Symbol()
for body in symbol.get('bodies'):
bdy = self.parse_body(body)
symb.add_body(bdy)
return symb
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 = SBody()
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')
if self.image == 'schematic/dcpower.svg' :
self.image='schematic/dc_powersupply.svg'
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 = SBody()
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 parse_symbol(self, symbol_json):
""" Extract a symbol. """
symb = Symbol()
for body in symbol_json.get("bodies"):
bdy = self.parse_symbol_body(body)
symb.add_body(bdy)
return symb
def make_device_component(self, lib, deviceset, device):
""" Construct an openjson component for a device in a deviceset. """
cpt = Component(lib.name + ':' + deviceset.name + ':' + device.name)
cpt.add_attribute('eaglexml_library', lib.name)
cpt.add_attribute('eaglexml_deviceset', deviceset.name)
cpt.add_attribute('eaglexml_device', device.name)
symbol = Symbol()
cpt.add_symbol(symbol)
assignment = PinNumberAssignment(device)
for i, gate in enumerate(get_subattr(deviceset, 'gates.gate')):
body, pin_map, ann_map = self.make_body_from_symbol(
lib, gate.symbol, assignment.get_pin_number_lookup(gate.name))
symbol.add_body(body)
cpt.add_attribute('eaglexml_symbol_%d' % i, gate.symbol)
cpt.add_attribute('eaglexml_gate_%d' % i, gate.name)
self.cptgate2body_index[cpt, gate.name] = len(symbol.bodies) - 1
self.cptgate2pin_map[cpt, gate.name] = pin_map
self.cptgate2ann_map[cpt, gate.name] = ann_map
return cpt
def parse_symbol(self, symbol_json):
""" Extract a symbol. """
symb = Symbol()
for body in symbol_json.get('bodies'):
bdy = self.parse_symbol_body(body)
symb.add_body(bdy)
return symb
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 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(SBody())
self.component.add_symbol(symbol)
def make_component(self, lib, deviceset):
""" Construct an openjson component for a deviceset in a library. """
cpt = Component(lib.name + ':' + deviceset.name)
for gate in get_subattr(deviceset, 'gates.gate'):
symbol = Symbol()
cpt.add_symbol(symbol)
self.cpt2gate2symbol_index[cpt][gate.name] = len(cpt.symbols) - 1
symbol.add_body(self.make_body_from_symbol(lib, gate.symbol))
return cpt
def make_component(self, lib, deviceset):
""" Construct an openjson component for a deviceset in a library. """
cpt = Component(lib.name + ':' + deviceset.name)
for gate in get_subattr(deviceset, 'gates.gate'):
symbol = Symbol()
cpt.add_symbol(symbol)
self.cpt2gate2symbol_index[cpt][gate.name] = len(cpt.symbols) - 1
symbol.add_body(self.make_body_from_symbol(lib, gate.symbol))
return cpt
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 _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 make_deviceset_component(self, lib, deviceset):
""" Construct an openjson component for an eaglexml deviceset
in a library."""
cpt = Component(lib.name + ':' + deviceset.name + ':logical')
cpt.add_attribute('eaglexml_type', 'logical')
cpt.add_attribute('eaglexml_library', lib.name)
cpt.add_attribute('eaglexml_deviceset', deviceset.name)
symbol = Symbol()
cpt.add_symbol(symbol)
for i, gate in enumerate(get_subattr(deviceset, 'gates.gate')):
body, pin_map, ann_map = self.make_body_from_symbol(lib, gate.symbol)
symbol.add_body(body)
cpt.add_attribute('eaglexml_symbol_%d' % i, gate.symbol)
cpt.add_attribute('eaglexml_gate_%d' % i, gate.name)
self.cptgate2body_index[cpt, gate.name] = len(symbol.bodies) - 1
self.cptgate2pin_map[cpt, gate.name] = pin_map
self.cptgate2ann_map[cpt, gate.name] = ann_map
return cpt
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 make_deviceset_component(self, lib, deviceset):
""" Construct an openjson component for an eaglexml deviceset
in a library."""
cpt = Component(lib.name + ':' + deviceset.name + ':logical')
cpt.add_attribute('eaglexml_type', 'logical')
cpt.add_attribute('eaglexml_library', lib.name)
cpt.add_attribute('eaglexml_deviceset', deviceset.name)
symbol = Symbol()
cpt.add_symbol(symbol)
for i, gate in enumerate(get_subattr(deviceset, 'gates.gate')):
body, pin_map, ann_map = self.make_body_from_symbol(
lib, gate.symbol)
symbol.add_body(body)
cpt.add_attribute('eaglexml_symbol_%d' % i, gate.symbol)
cpt.add_attribute('eaglexml_gate_%d' % i, gate.name)
self.cptgate2body_index[cpt, gate.name] = len(symbol.bodies) - 1
self.cptgate2pin_map[cpt, gate.name] = pin_map
self.cptgate2ann_map[cpt, gate.name] = ann_map
return cpt
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(SBody())
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 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 test_create_new_symbol(self):
""" Test the creation of a new empty symbol. """
symb = Symbol()
assert len(symb.bodies) == 0
