def __init__(self, text, fill, width, height, connectors=0): """ |text|: label for this pin. |fill|: color for this pin. """ Drawable.__init__(self, width, height, connectors) self.text = text self.fill = fill
def __init__(self, board, width=RESISTOR_HORIZONTAL_WIDTH,
height=RESISTOR_HORIZONTAL_HEIGHT,
connectors=CONNECTOR_LEFT | CONNECTOR_RIGHT, init_resistance='1.0K'):
"""
|board|: the board on which this Resistor_Drawable is placed.
|init_resistance|: the initial resistance for this resistor.
"""
Drawable.__init__(self, width, height, connectors)
self.board = board
self.init_resistance = init_resistance
# for automated tests
self.get_resistance = lambda: init_resistance
def __init__(self, on_signal_file_changed, width=RESISTOR_HORIZONTAL_WIDTH,
height=RESISTOR_HORIZONTAL_HEIGHT, direction=DIRECTION_UP,
signal_file=None):
"""
|on_signal_file_changed|: function to be called when pot signal file is
changed.
|direction|: the direction of this pot, one of DIRECTION_DOWN,
DIRECTION_LEFT, DIRECTION_RIGHT, or DIRECTION_UP.
|signal_file|: the signal file (containing alpha) associated with this pot.
"""
assert is_callable(on_signal_file_changed), ('on_signal_file_changed must '
'be callable')
Drawable.__init__(self, width, height)
self.on_signal_file_changed = on_signal_file_changed
self.direction = direction
self.signal_file = signal_file
def __init__(self, board, vertices=OP_AMP_RIGHT_VERTICES, signs=OP_AMP_PN,
jfet=False):
"""
|board|: the board on which this Op_Amp_Drawable lives.
|vertices|: the vertices of the triangle for this op amp.
|signs|: order of signs for this op amp, to allow two configurations.
|jfet|: True if this is a JFET Op Amp, False otherwise (Power).
"""
assert vertices in (OP_AMP_RIGHT_VERTICES, OP_AMP_DOWN_VERTICES,
OP_AMP_LEFT_VERTICES, OP_AMP_UP_VERTICES), 'invalid op amp vertices'
assert signs in (OP_AMP_PN, OP_AMP_NP), 'invalid op amp signs'
self.board = board
self.signs = signs
self.vertices = vertices
self.jfet = jfet
x1, y1, x2, y2, x3, y3 = vertices
min_x, max_x = [f(x1, x2, x3) for f in min, max]
min_y, max_y = [f(y1, y2, y3) for f in min, max]
Drawable.__init__(self, max_x - min_x, max_y - min_y)
