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# Copyright (c) 2019-2021 Manfred Moitzi
# License: MIT License
import ezdxf
import pytest
from ezdxf.render.dimension import LinearDimension, DimStyleOverride
from ezdxf.render.dim_base import compile_mtext
from ezdxf.math import Vec3
@pytest.fixture(scope="module")
def dwg():
return ezdxf.new("R2007", setup=True)
def test_linear_dimension_with_one_tolerance(dwg):
msp = dwg.modelspace()
dimline = msp.add_linear_dim(base=(0, 10), p1=(0, 0), p2=(100, 0))
override = {
"dimlfac": 1,
"dimtol": 1,
"dimtfac": 0.5,
"dimtolj": 0,
"dimtp": 0.01,
"dimtm": 0.01,
}
style = DimStyleOverride(dimline.dimension, override)
renderer = LinearDimension(dimline.dimension, override=style)
assert renderer.measurement.text == "100"
assert renderer.measurement.decimal_separator == "."
assert renderer.tol.decimal_places == 2 # default value
assert renderer.tol.text == "±0.01"
assert renderer.tol.valign == 0
assert (
compile_mtext(renderer.measurement, renderer.tol) == r"\A0;100{\H0.50x;±0.01}"
)
def test_linear_dimension_with_two_tolerances(dwg):
msp = dwg.modelspace()
dimline = msp.add_linear_dim(base=(0, 10), p1=(0, 0), p2=(101, 0))
override = {
"dimlfac": 1,
"dimtol": 1,
"dimtfac": 0.5,
"dimtolj": 1,
"dimtp": 0.02,
"dimtm": 0.03,
}
style = DimStyleOverride(dimline.dimension, override)
renderer = LinearDimension(dimline.dimension, override=style)
assert renderer.measurement.text == "101"
assert renderer.measurement.decimal_separator == "."
assert renderer.tol.decimal_places == 2 # default value
assert renderer.tol.text_upper == "+0.02"
assert renderer.tol.text_lower == "-0.03"
assert renderer.tol.valign == 1
assert (
compile_mtext(renderer.measurement, renderer.tol)
== r"\A1;101{\H0.50x;\S+0.02^ -0.03;}"
)
def test_linear_dimension_with_limits(dwg):
msp = dwg.modelspace()
dimline = msp.add_linear_dim(base=(0, 10), p1=(0, 0), p2=(101, 0))
override = {
"dimlfac": 1,
"dimlim": 1,
"dimtfac": 0.5,
"dimtp": 0.02,
"dimtm": 0.03,
}
style = DimStyleOverride(dimline.dimension, override)
renderer = LinearDimension(dimline.dimension, override=style)
assert renderer.measurement.text == "101"
assert renderer.measurement.decimal_separator == "."
assert renderer.tol.decimal_places == 2 # default value
assert renderer.tol.text_upper == "101.02"
assert renderer.tol.text_lower == "100.97"
assert (
compile_mtext(renderer.measurement, renderer.tol)
== r"{\H0.50x;\S101.02^ 100.97;}"
)
def test_dimension_insert_attribute_translates_the_block_content():
doc = ezdxf.new()
msp = doc.modelspace()
dimline = msp.add_linear_dim(base=(0, 10), p1=(0, 0), p2=(100, 0))
dimline.render()
dim = dimline.dimension
blk = dim.get_geometry_block()
blk_points = blk.query("POINT")
virtual_points = [e for e in dim.virtual_entities() if e.dxftype() == "POINT"]
# without the insert attribute, the virtual points should be located at the
# original location:
for vpoint, blk_point in zip(virtual_points, blk_points):
assert vpoint.dxf.location.isclose(blk_point.dxf.location)
# set an insertion point for this dimension ...
INSERT = Vec3(10, 10, 0)
dim.dxf.insert = Vec3(INSERT)
virtual_points = [e for e in dim.virtual_entities() if e.dxftype() == "POINT"]
# ... and the virtual points should be translated by the insert vector
for vpoint, blk_point in zip(virtual_points, blk_points):
assert (vpoint.dxf.location - blk_point.dxf.location).isclose(INSERT)
@pytest.mark.parametrize("color", [1, 7])
def test_override_all_colors(color):
new_doc = ezdxf.new()
new_msp = new_doc.modelspace()
style_override = {"dimclrt": color, "dimclrd": color, "dimclre": color}
dim_renderer = new_msp.add_linear_dim(
base=(0, 10), p1=(0, 0), p2=(100, 0), override=style_override
).render()
dimension = dim_renderer.dimension
blk = dimension.get_geometry_block()
for entity in blk:
if entity.dxftype() == "POINT":
continue
assert entity.dxf.color == color
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