refactor: excel parse

2026-04-16 10:01:11 +08:00
parent 680ecc320f
commit f62f95ec02
7941 changed files with 2899112 additions and 0 deletions
@@ -0,0 +1,60 @@
+#  Copyright (c) 2022-2023, Manfred Moitzi
+#  License: MIT License
+from __future__ import annotations
+from typing import Iterator, Sequence
+
+from ezdxf.acis.sat import parse_sat, SatEntity
+from ezdxf.acis.sab import parse_sab, SabEntity
+
+
+class AcisData:
+    def __init__(self, name: str = "unknown", handle: str = ""):
+        self.lines: list[str] = []
+        self.name: str = name
+        self.handle: str = handle
+
+
+class BinaryAcisData(AcisData):
+    def __init__(self, data: bytes, name: str, handle: str):
+        super().__init__(name, handle)
+        self.lines = list(make_sab_records(data))
+
+
+class TextAcisData(AcisData):
+    def __init__(self, data: Sequence[str], name: str, handle: str):
+        super().__init__(name, handle)
+        self.lines = list(make_sat_records(data))
+
+
+def ptr_str(e):
+    return "~" if e.is_null_ptr else str(e)
+
+
+def make_sat_records(data: Sequence[str]) -> Iterator[str]:
+    builder = parse_sat(data)
+    yield from builder.header.dumps()
+    builder.reset_ids()
+    for entity in builder.entities:
+        content = [str(entity)]
+        content.append(ptr_str(entity.attributes))
+        for field in entity.data:
+            if isinstance(field, SatEntity):
+                content.append(ptr_str(field))
+            else:
+                content.append(field)
+        yield " ".join(content)
+
+
+def make_sab_records(data: bytes) -> Iterator[str]:
+    builder = parse_sab(data)
+    yield from builder.header.dumps()
+    builder.reset_ids()
+    for entity in builder.entities:
+        content = [str(entity)]
+        content.append(ptr_str(entity.attributes))
+        for tag in entity.data:
+            if isinstance(tag.value, SabEntity):
+                content.append(ptr_str(tag.value))
+            else:
+                content.append(f"{tag.value}<{tag.tag}>")
+        yield " ".join(content)