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-rw-r--r--gerbonara/gerber/cam.py8
1 files changed, 5 insertions, 3 deletions
diff --git a/gerbonara/gerber/cam.py b/gerbonara/gerber/cam.py
index 6fe5f9b..36e08ac 100644
--- a/gerbonara/gerber/cam.py
+++ b/gerbonara/gerber/cam.py
@@ -18,6 +18,8 @@
from dataclasses import dataclass
from copy import deepcopy
+from .utils import LengthUnit, MM, Inch
+
@dataclass
class FileSettings:
'''
@@ -31,15 +33,15 @@ class FileSettings:
`zeros='trailing'`
'''
notation : str = 'absolute'
- unit : str = 'inch'
+ unit : LengthUnit = Inch
angle_unit : str = 'degree'
zeros : bool = None
number_format : tuple = (2, 5)
# input validation
def __setattr__(self, name, value):
- if name == 'unit' and value not in ['inch', 'mm']:
- raise ValueError(f'Unit must be either "inch" or "mm", not {value}')
+ if name == 'unit' and value not in [MM, Inch]:
+ raise ValueError(f'Unit must be either Inch or MM, not {value}')
elif name == 'notation' and value not in ['absolute', 'incremental']:
raise ValueError(f'Notation must be either "absolute" or "incremental", not {value}')
elif name == 'angle_unit' and value not in ('degree', 'radian'):