def test_copy_entity_transparency():
line = Line()
line2 = line.copy()
assert line2.dxf.hasattr("transparency") is False
line.transparency = 0.5
line2 = line.copy()
assert line2.dxf.transparency == 0x0200007F
def test_load_entity_with_invalid_transparency():
line = Line.from_text(ENTITY_INVALID_TRANSPARENCY)
# No auto fix in normal loading mode - Auditor fixes this issue at DXF
# attribute level!
assert line.dxf.transparency == 268435456
assert (line.transparency == 0.0
), "should replace invalid transparency by opaque"
def test_malformed_line():
line = Line.from_text(MALFORMED_LINE)
assert line.dxf.layer == "LY_EZDXF"
assert line.dxf.linetype == "LT_EZDXF"
assert line.dxf.color == 7
assert line.dxf.start.isclose((1, 1, 1))
assert line.dxf.end.isclose((2, 2, 2))
def test_get_pass_through_ocs():
line = Line.new(dxfattribs={
"start": (0, 0, 0),
"end": (1, 0, 0),
"extrusion": (0, 0, -1),
})
ocs = line.ocs()
assert ocs.to_wcs((0, 0, 0)) == (0, 0, 0)
assert ocs.to_wcs((1, 0, 0)) == (1, 0, 0)
def test_translation():
line = Line.new(dxfattribs={
'start': (0, 0, 0),
'end': (1, 0, 0),
'extrusion': (0, 1, 0)
})
line.translate(1, 2, 3)
assert line.dxf.start == (1, 2, 3)
assert line.dxf.end == (2, 2, 3)
def test_translation():
line = Line.new(dxfattribs={
"start": (0, 0, 0),
"end": (1, 0, 0),
"extrusion": (0, 1, 0),
})
line.translate(1, 2, 3)
assert line.dxf.start == (1, 2, 3)
assert line.dxf.end == (2, 2, 3)
def test_line_to_code():
from ezdxf.entities.line import Line
entity = Line.new(handle='ABBA', owner='0', dxfattribs={
'color': '7',
'start': (1, 2, 3),
'end': (4, 5, 6),
})
new_entity = translate_to_code_and_execute(entity)
for name in ('color', 'start', 'end'):
assert new_entity.get_dxf_attrib(name) == entity.get_dxf_attrib(name)
def test_scaling():
line = Line.new(
dxfattribs={
"start": (0, 0, 0),
"end": (1, 0, 0),
"extrusion": (0, 1, 0),
"thickness": 2,
})
m = Matrix44.scale(2, 2, 0)
line.transform(m)
assert line.dxf.start == (0, 0, 0)
assert line.dxf.end == (2, 0, 0)
assert line.dxf.extrusion == (0, 1, 0)
assert line.dxf.thickness == 4
def test_scaling():
line = Line.new(
dxfattribs={
'start': (0, 0, 0),
'end': (1, 0, 0),
'extrusion': (0, 1, 0),
'thickness': 2
})
m = Matrix44.scale(2, 2, 0)
line.transform(m)
assert line.dxf.start == (0, 0, 0)
assert line.dxf.end == (2, 0, 0)
assert line.dxf.extrusion == (0, 1, 0)
assert line.dxf.thickness == 4
def test_rotation():
line = Line.new(dxfattribs={
"start": (0, 0, 0),
"end": (1, 0, 0),
"extrusion": (0, 1, 0),
})
angle = math.pi / 4
m = Matrix44.z_rotate(angle)
line.transform(m)
assert line.dxf.start == (0, 0, 0)
assert line.dxf.end.isclose((math.cos(angle), math.sin(angle), 0),
abs_tol=1e-9)
assert line.dxf.extrusion.isclose((-math.cos(angle), math.sin(angle), 0),
abs_tol=1e-9)
assert line.dxf.thickness == 0
def test_line_to_code():
from ezdxf.entities.line import Line
entity = Line.new(
handle="ABBA",
owner="0",
dxfattribs={
"color": "7",
"start": (1, 2, 3),
"end": (4, 5, 6),
},
)
new_entity = translate_to_code_and_execute(entity)
for name in ("color", "start", "end"):
assert new_entity.get_dxf_attrib(name) == entity.get_dxf_attrib(name)
def test_default_new():
entity = Line.new(handle='ABBA',
owner='0',
dxfattribs={
'color': '7',
'start': (1, 2, 3),
'end': (4, 5, 6),
})
assert entity.dxf.layer == '0'
assert entity.dxf.color == 7
assert entity.dxf.start == (1, 2, 3)
assert entity.dxf.start.x == 1, 'is not Vector compatible'
assert entity.dxf.start.y == 2, 'is not Vector compatible'
assert entity.dxf.start.z == 3, 'is not Vector compatible'
assert entity.dxf.end == (4, 5, 6)
assert entity.dxf.extrusion == (0.0, 0.0, 1.0)
assert entity.dxf.hasattr('extrusion') is False, 'just the default value'
# can set DXF R2007 value
entity.dxf.shadow_mode = 1
assert entity.dxf.shadow_mode == 1
def test_transform():
line = Line.new(dxfattribs={
"start": (0, 0, 0),
"end": (1, 0, 0),
"extrusion": (0, 1, 0),
})
m = Matrix44.translate(1, 2, 3)
line.transform(m)
# simple 3D entity - no OCS transformation,
assert line.dxf.start == (1, 2, 3)
assert line.dxf.end == (2, 2, 3)
# extrusion direction without translation - not an OCS extrusion vector!
assert line.dxf.extrusion == (0, 1, 0)
# Create new entity by transformation:
new_line = line.copy()
new_line.transform(m)
assert new_line.dxf.start == (2, 4, 6)
assert new_line.dxf.end == (3, 4, 6)
assert new_line.dxf.extrusion == (0, 1, 0)
def test_default_new():
entity = Line.new(
handle="ABBA",
owner="0",
dxfattribs={
"color": "7",
"start": (1, 2, 3),
"end": (4, 5, 6),
},
)
assert entity.dxf.layer == "0"
assert entity.dxf.color == 7
assert entity.dxf.start == (1, 2, 3)
assert entity.dxf.start.x == 1, "is not Vec3 compatible"
assert entity.dxf.start.y == 2, "is not Vec3 compatible"
assert entity.dxf.start.z == 3, "is not Vec3 compatible"
assert entity.dxf.end == (4, 5, 6)
assert entity.dxf.extrusion == (0.0, 0.0, 1.0)
assert entity.dxf.hasattr("extrusion") is False, "just the default value"
# can set DXF R2007 value
entity.dxf.shadow_mode = 1
assert entity.dxf.shadow_mode == 1
def test_default_init():
entity = Line()
assert entity.dxftype() == TEST_TYPE
def line(request):
return Line.from_text(request.param)
def test_recover_acdb_entity_tags():
line = Line.from_text(ERR_LINE)
assert line.dxf.layer == "0"
assert line.dxf.color == 1
assert line.dxf.linetype == "Linetype"
def line():
return Line.from_text(LINE_DATA)
def entity(self):
return Line.from_text(LINE_DATA)
def test_setting_invalid_transparency_value_raises_exception():
line = Line()
with pytest.raises(DXFValueError):
line.dxf.transparency = 0