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# Copyright (c) 2023, Manfred Moitzi
# License: MIT License
import pathlib
import ezdxf
from ezdxf.document import Drawing
from ezdxf import xref, units
CWD = pathlib.Path("~/Desktop/Outbox").expanduser()
if not CWD.exists():
CWD = pathlib.Path(".")
# ------------------------------------------------------------------------------
# This example shows how to load DXF resources from the TABLES section by the
# xref module from one DXF document into another DXF document.
# ------------------------------------------------------------------------------
def make_source_document(dxfversion="R2013") -> Drawing:
doc = ezdxf.new(dxfversion, units=units.M, setup=True)
doc.linetypes.add(
"GAS",
pattern='A,.5,-.2,["GAS",STANDARD,S=.1,U=0.0,X=-0.1,Y=-.05],-.25',
description="Gas ----GAS----GAS----GAS----GAS----GAS----GAS--",
length=1,
)
doc.layers.add("Layer0", color=1, linetype="GAS")
return doc
def load_resources(source_doc: Drawing, target_doc: Drawing) -> None:
loader = xref.Loader(source_doc, target_doc)
# Load all layers:
# The default layers "0" and "DEFPOINTS" will not be loaded, they always exist
# in the target document!
loader.load_layers([layer.dxf.name for layer in source_doc.layers])
# Load specific linetypes:
# The linetype "GAS" will be loaded automatically, because it's used by layer
# "Layer0", adding "GAS" to the linetypes to load does no harm, but it's not
# necessary.
loader.load_linetypes(["CENTER", "DASHED", "DASHDOT"])
# Load specific text style:
loader.load_text_styles(["OpenSans", "LiberationMono"])
# Load all DIMENSION styles, loads also the dependent text style
# "OpenSansCondensed-Light":
loader.load_dim_styles([dimstyle.dxf.name for dimstyle in source_doc.dimstyles])
# start loading process:
loader.execute()
# There are also loading methods for:
# - MATERIAL: load_materials()
# - MLINESTYLE: load_mline_styles()
# - MLEADERSTYLE: load_mleader_styles()
def main():
dxfversion = "R2013"
source_doc = make_source_document(dxfversion)
target_doc = ezdxf.new(dxfversion)
load_resources(source_doc, target_doc)
target_doc.saveas(CWD / "loaded_table_resource.dxf")
if __name__ == "__main__":
main()
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