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# Copyright (c) 2013-2019, Manfred Moitzi
# License: MIT
import pytest
import os
import ezdxf
from ezdxf.addons.importer import Importer
def save_source_dwg(dwg, filename):
if not os.path.exists(filename):
dwg.saveas(filename)
def create_source_drawing(version):
dwg = ezdxf.new(version)
# complex shape linetype
dwg.linetypes.new(
"BORDER",
dxfattribs={
"description": "Border square ----[]-----[]----[]-----[]----[]--",
"length": 1.45,
"pattern": "A,.25,-.1,[132,ltypeshp.shx,x=-.1,s=.1],-.1,1",
},
)
# complex text linetype
dwg.linetypes.new(
"GAS",
dxfattribs={
"description": "Gas ----GAS----GAS----GAS----GAS----GAS----GAS--",
"length": 1,
"pattern": 'A,.5,-.2,["GAS",STANDARD,S=.1,U=0.0,X=-0.1,Y=-.05],-.25',
},
)
dwg.layers.new("Test", dxfattribs={"color": 17})
dwg.layers.new("TestConflict", dxfattribs={"color": 18})
msp = dwg.modelspace()
msp.add_line((0, 0), (10, 0))
msp.add_circle((0, 0), radius=5)
msp.add_line((0, 1), (10, 1), dxfattribs={"linetype": "BORDER"})
msp.add_line((0, 2), (10, 2), dxfattribs={"linetype": "GAS"})
msp.add_blockref("TestBlock", insert=(0, 0))
msp.add_blockref("ConflictBlock", insert=(0, 0))
build_block(dwg, "TestBlock")
build_block(dwg, "ConflictBlock")
block = build_block(dwg, "RefToConflictBlock")
block.add_blockref("ConflictBlock", insert=(0, 0))
return dwg
def create_target_drawing(version):
dwg = ezdxf.new(version)
dwg.layers.new("TestConflict", dxfattribs={"color": 19})
conflict_block = build_block(dwg, "ConflictBlock")
conflict_block.add_circle((1, 1), radius=7)
return dwg
def build_block(dwg, name):
block = dwg.blocks.new(name=name)
block.add_line((0, 0), (10, 0))
block.add_circle((0, 0), radius=5)
return block
SRC_DWG = {
"R12": create_source_drawing("R12"),
"R2000": create_source_drawing("R2000"),
}
@pytest.fixture(params=["R12", "R2000"])
def importer(request):
version = request.param
source = SRC_DWG[version]
target = create_target_drawing(version)
return Importer(source, target)
def test_import_simple_modelspace(importer):
importer.import_modelspace()
importer.finalize()
source_entities = list(importer.source.modelspace())
target_entities = list(importer.target.modelspace())
assert len(source_entities) == len(target_entities)
def test_import_tables_without_conflict(importer):
importer.import_table("layers")
importer.finalize()
layer = importer.target.layers.get("Test")
assert layer.get_color() == 17
def test_import_tables_with_conflict_discard(importer):
importer.import_table("layers", replace=False)
importer.finalize()
layer = importer.target.layers.get("TestConflict")
assert layer.get_color() == 19
def test_import_tables_with_conflict_replace(importer):
importer.import_table("layers", replace=True)
importer.finalize()
layer = importer.target.layers.get("TestConflict")
assert layer.get_color() == 18
def test_import_block_without_conflict(importer):
importer.import_block("TestBlock")
importer.finalize()
block = importer.target.blocks.get("TestBlock")
block_entities = list(block)
assert len(block_entities) == 2
def test_import_block_with_conflict_discard(importer):
importer.import_blocks(["ConflictBlock"], rename=False)
importer.finalize()
block = importer.target.blocks.get("ConflictBlock")
block_entities = list(block)
assert len(block_entities) == 3
def test_import_block_with_conflict_rename(importer):
importer.import_blocks(["ConflictBlock"], rename=True)
importer.finalize()
block = importer.target.blocks.get("ConflictBlock0")
block_entities = list(block)
assert len(block_entities) == 2
def test_import_block_with_conflict_rename_resolve_block_ref(importer):
importer.import_blocks(["ConflictBlock"], rename=True)
inserts = importer.source.query("INSERT")
importer.import_entities(inserts)
importer.finalize()
msp = list(importer.target.modelspace())
assert msp[1].dxf.name == "ConflictBlock0"
def test_import_block_with_conflict_rename_resolve_block_ref_inside_block_def(
importer,
):
src_blocks = [
block.name
for block in importer.source.blocks
if not block.is_any_layout
]
importer.import_blocks(src_blocks, rename=True)
importer.finalize()
block = importer.target.blocks.get("RefToConflictBlock")
block_entities = list(block)
block_ref_to_conflict_block = block_entities[2]
assert block_ref_to_conflict_block.dxf.name == "ConflictBlock0"
@pytest.mark.parametrize(
"name, style_name, font",
[
("BORDER", "", "ltypeshp.shx"), # shape file entry has no name
("GAS", "Standard", "txt"), # text
],
)
def test_import_entities_using_complex_linetypes(
importer, name, style_name, font
):
lines = importer.source.query(f'LINE[linetype=="{name}"]')
assert len(lines) == 1, "Required test LINE does not exist."
importer.import_entities(lines)
importer.finalize()
assert name in importer.target.linetypes, f"Linetype {name } not imported."
ltype = importer.target.linetypes.get(name)
if importer.source.dxfversion == "AC1009":
return # complex line types are not supported by DXF R12
style_handle = ltype.pattern_tags.get_style_handle()
assert style_handle != "0", "Invalid shape file handle."
style = importer.target.entitydb[style_handle]
assert style.dxf.name == style_name
assert style.dxf.font == font
def test_import_polyline():
source = ezdxf.new()
source.modelspace().add_polyline3d([(0, 0), (3, 0), (3, 3), (0, 3)])
target = ezdxf.new()
importer = Importer(source, target)
importer.import_modelspace()
tpoly = target.modelspace()[0]
assert len(tpoly.vertices) == 4
assert tpoly.seqend is not None
assert tpoly.seqend.dxf.layer == tpoly.dxf.layer
def test_import_insert_with_attribs():
source = ezdxf.new()
source.blocks.new("Test")
sinsert = source.modelspace().add_blockref("Test", insert=(0, 0))
sinsert.add_attrib("A1", "text1")
sinsert.add_attrib("A2", "text2")
target = ezdxf.new()
importer = Importer(source, target)
importer.import_modelspace()
tinsert = target.modelspace()[0]
assert len(tinsert.attribs) == 2
assert tinsert.seqend is not None
assert tinsert.seqend.dxf.layer == tinsert.dxf.layer
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