def test_default_new():
entity = LWPolyline.new(handle='ABBA', owner='0', dxfattribs={
'color': 7,
'const_width': 2,
})
assert entity.dxf.layer == '0'
assert entity.dxf.color == 7
assert entity.dxf.const_width == 2.
assert len(entity) == 0
entity.append((1, 2))
assert len(entity) == 1
assert entity.dxf.count == 1
with pytest.raises(DXFAttributeError):
# count not writeable
entity.dxf.count = 2
def test_lwpolyline_to_code():
from ezdxf.entities.lwpolyline import LWPolyline
entity = LWPolyline.new(handle='ABBA', owner='0', dxfattribs={
'color': '7',
})
entity.set_points([
(1, 2, 0, 0, 0),
(4, 3, 0, 0, 0),
(7, 8, 0, 0, 0),
])
new_entity = translate_to_code_and_execute(entity)
for name in ('color', 'count'):
assert new_entity.get_dxf_attrib(name) == entity.get_dxf_attrib(name)
for np, ep in zip(new_entity.get_points(), entity.get_points()):
assert np == ep
def test_default_new():
entity = LWPolyline.new(
handle="ABBA",
owner="0",
dxfattribs={
"color": 7,
"const_width": 2,
},
)
assert entity.dxf.layer == "0"
assert entity.dxf.color == 7
assert entity.dxf.const_width == 2.0
assert len(entity) == 0
entity.append((1, 2))
assert len(entity) == 1
assert entity.dxf.count == 1
with pytest.raises(DXFAttributeError):
# count not writeable
entity.dxf.count = 2
def test_lwpolyline_to_code():
from ezdxf.entities.lwpolyline import LWPolyline
entity = LWPolyline.new(
handle="ABBA",
owner="0",
dxfattribs={
"color": "7",
},
)
entity.set_points([
(1, 2, 0, 0, 0),
(4, 3, 0, 0, 0),
(7, 8, 0, 0, 0),
])
new_entity = translate_to_code_and_execute(entity)
for name in ("color", "count"):
assert new_entity.get_dxf_attrib(name) == entity.get_dxf_attrib(name)
for np, ep in zip(new_entity.get_points(), entity.get_points()):
assert np == ep
def test_closed_polyline():
lwpolyline = LWPolyline.new()
# Create a circle by LWPOLYLINE:
lwpolyline.set_points([(0, 0, 1), (1, 0, 1)], format='xyb')
lwpolyline.close(True)
result = list(lwpolyline.virtual_entities())
assert len(result) == 2
e = result[0]
assert e.dxftype() == 'ARC'
assert e.dxf.center.isclose((0.5, 0))
assert e.dxf.radius == 0.5
assert math.isclose(e.dxf.start_angle, 180, abs_tol=1e-12)
assert math.isclose(e.dxf.end_angle, 0, abs_tol=1e-12)
e = result[1]
assert e.dxftype() == 'ARC'
assert e.dxf.center.isclose((0.5, 0))
assert e.dxf.radius == 0.5
assert math.isclose(e.dxf.start_angle, 0, abs_tol=1e-12)
assert math.isclose(abs(e.dxf.end_angle), 180, abs_tol=1e-12)
def lwpolyline(points, dxfattribs=None):
line = LWPolyline.new(dxfattribs=dxfattribs)
line.set_points(points)
return line
def lwpolyline():
entity = LWPolyline.new(dxfattribs={'layer': 'LAY', 'color': 1})
entity.set_points(POINTS, format='xyb')
return entity
def lwpolyline():
entity = LWPolyline.new(dxfattribs={"layer": "LAY", "color": 1})
entity.set_points(POINTS, format="xyb")
return entity