Man kann jetzt bestimmte dxf.layer durch den cofig aus der boundingbox berechnung für die Mitte auschließen

This commit is contained in:
2025-09-15 15:10:22 +02:00
parent 20fa0e9203
commit ad48e9ef76
2 changed files with 11 additions and 151 deletions
+2
View File
@@ -31,3 +31,5 @@ block_spacing_x = 350
blocks_per_row = 20
# Vertikaler Abstand zwischen Zeilen im Raster (in DXF-Einheiten)
block_spacing_y = 500
# Nicht in die MittelPunkt Berechnung erlaubt
not_allowed_in_center = ("A-GRUPPE","B-GRUPPE")
+9 -151
View File
@@ -10,123 +10,6 @@ from utils import check_environment_var, setup_logger
from pathlib import Path
import logging
# def get_bbox(entities, transform_matrix=None):
# """
# Berechnet die Bounding Box für eine Liste von DXF-Entities.
# Args:
# entities: Liste von DXF-Entities (ezdxf entities)
# Returns:
# Vec2 or None: Zentrum der Bounding Box als Vec2-Objekt oder None,
# falls keine gültige Geometrie gefunden wurde
# Note:
# Unterstützt POLYLINE, LWPOLYLINE und andere Entity-Typen.
# Fehlerhafte Entities werden übersprungen und protokolliert.
# """
# min_x, min_y = float('inf'), float('inf')
# max_x, max_y = float('-inf'), float('-inf')
# for e in entities:
# try:
# if e.dxftype() == "POLYLINE":
# for vertex in e.vertices:
# if hasattr(vertex.dxf, 'location'):
# x, y = vertex.dxf.location.x, vertex.dxf.location.y
# min_x, min_y = min(min_x, x), min(min_y, y)
# max_x, max_y = max(max_x, x), max(max_y, y)
# elif e.dxftype() == "LWPOLYLINE":
# for x, y, *_ in e.get_points("xy"):
# min_x, min_y = min(min_x, x), min(min_y, y)
# max_x, max_y = max(max_x, x), max(max_y, y)
# elif e.dxftype() == "ARC":
# # Handle ARC entities: consider endpoints and cardinal extrema
# try:
# cx, cy = e.dxf.center.x, e.dxf.center.y
# except Exception:
# cx, cy = e.dxf.center
# r = float(e.dxf.radius)
# start_deg = float(e.dxf.start_angle)
# end_deg = float(e.dxf.end_angle)
# start = math.radians(start_deg % 360)
# end = math.radians(end_deg % 360)
# def in_sweep(a: float, s: float, e_: float) -> bool:
# # CCW sweep from s to e_ with wrap handling
# if e_ >= s:
# return s <= a <= e_
# return a >= s or a <= e_
# candidates = []
# # Endpoints
# candidates.append((cx + r * math.cos(start), cy + r * math.sin(start)))
# candidates.append((cx + r * math.cos(end), cy + r * math.sin(end)))
# # Cardinal angles 0, 90, 180, 270 deg
# for ang in (0.0, math.pi/2, math.pi, 3*math.pi/2):
# if in_sweep(ang, start, end):
# candidates.append((cx + r * math.cos(ang), cy + r * math.sin(ang)))
# for px, py in candidates:
# min_x, min_y = min(min_x, px), min(min_y, py)
# max_x, max_y = max(max_x, px), max(max_y, py)
# elif e.dxftype() == "CIRCLE":
# # Handle CIRCLE entities via center and radius
# try:
# cx, cy = e.dsf.center.x, e.dsf.center.y
# except Exception:
# cx, cy = e.dxf.center
# r = float(e.dxf.radius)
# min_x, min_y = min(min_x, cx - r), min(min_y, cy - r)
# max_x, max_y = max(max_x, cx + r), max(max_y, cy + r)
# elif e.dxftype() == "LINE" or e.dxftype()== "Line":
# # Handle simple line entities by their start/end points
# try:
# sx, sy = e.dxf.start.x, e.dxf.start.y
# ex, ey = e.dxf.end.x, e.dxf.end.y
# except Exception:
# # Some ezdxf versions provide tuples
# (sx, sy), (ex, ey) = e.dxf.start, e.dxf.end
# min_x, min_y = min(min_x, sx, ex ), min(min_y, sy, ey)
# max_x, max_y = max(max_x, sx, ex), max(max_y, sy, ey)
# elif e.dxftype() == "SPLINE":
# # Approximate spline to compute bounding box
# points = []
# try:
# points = e.approximate(60)
# except Exception:
# try:
# points = list(e.flattening(1.0))
# except Exception:
# points = []
# if points:
# for pt in points:
# try:
# px, py = pt.x, pt.y
# except Exception:
# px, py = pt[0], pt[1]
# min_x, min_y = min(min_x, px), min(min_y, py)
# max_x, max_y = max(max_x, px), max(max_y, py)
# elif e.dxftype() == 'INSERT':
# # INSERT: Block-Inhalt mit Transformation berücksichtigen
# insert_bbox = calculate_insert_bounding_box(e, doc, transform_matrix)
# if insert_bbox and insert_bbox.has_data:
# bbox.extend(insert_bbox)
# else:
# box = e.bbox()
# if box:
# (x1, y1), (x2, y2) = box.extmin, box.extmax
# min_x, min_y = min(min_x, x1), min(min_y, y1)
# max_x, max_y = max(max_x, x2), max(max_y, y2)
# except Exception as err:
# print(f" BBox Fehler für {e.dxftype()}: {err}")
# continue
# if min_x == float('inf'):
# return None, (0,0)
# return Vec2((min_x + max_x) / 2, (min_y + max_y) / 2), (max_x -min_x, max_y -min_y)
def create_block_library(input_dir, output_file, config, logger=None):
"""
Erstellt eine DXF-Block-Bibliothek aus einzelnen DXF-Dateien.
@@ -215,9 +98,7 @@ def create_block_library(input_dir, output_file, config, logger=None):
except Exception:
pass
# center, ausdehnung = get_bbox(entities)
boundingbox, ausdehnung, center = calculate_block_bounding_box(filtered_entities, doc,src_doc, filename)
boundingbox, ausdehnung, center = calculate_block_bounding_box(filtered_entities, doc,src_doc, filename,config)
if center is None:
error_msg = f"Keine gültige Geometrie in {filename}"
if logger:
@@ -231,11 +112,7 @@ def create_block_library(input_dir, output_file, config, logger=None):
doc.blocks.delete_block(name)
blk = doc.blocks.new(name=name, base_point=(0,0))
# for e in entities:
# # Sicherstellen, dass referenzierte Blöcke für INSERT verfügbar sind
# if e.dxftype() == "INSERT":
# handle_insert_entities(doc, src_doc, e)
for e in entities:
cp = copy_entity(logger, error_files, filename, e, center)
if cp:
@@ -368,25 +245,6 @@ def copy_entity(logger, error_files, filename, e, center):
error_files.append((filename, error_msg))
return None
def handle_insert_entities(doc, src_doc, e):
try:
ref_name = e.dxf.name
if ref_name not in doc.blocks and ref_name in src_doc.blocks:
src_blk = src_doc.blocks[ref_name]
dst_blk = doc.blocks.new(name=ref_name)
# Basis­punkt übernehmen, falls vorhanden
try:
dst_blk.block.dxf.base_point = src_blk.block.dxf.base_point
except Exception:
pass
for ent in src_blk:
dst_blk.add_entity(ent.copy())
except Exception:
pass
# Standardwerte (falls nicht in der Config)
@@ -507,7 +365,7 @@ def copy_block_definitions(source_doc, target_doc):
return copied_blocks
def calculate_block_bounding_box(block, doc, src_doc, filename):
def calculate_block_bounding_box(block, doc, src_doc, filename,config):
"""
Berechnet die Bounding Box eines Blocks inklusive aller INSERTs
"""
@@ -515,7 +373,7 @@ def calculate_block_bounding_box(block, doc, src_doc, filename):
bbox = BoundingBox()
for entity in block:
entity_bbox = get_entity_bounding_box(entity, doc,src_doc,filename)
entity_bbox = get_entity_bounding_box(entity, doc,src_doc,filename,config)
if entity_bbox and entity_bbox.has_data:
bbox.extend(entity_bbox)
@@ -523,7 +381,7 @@ def calculate_block_bounding_box(block, doc, src_doc, filename):
return bbox, (bbox.extmax.x -bbox.extmin.x, bbox.extmax.y -bbox.extmin.y),bbox.center
def get_entity_bounding_box(e, doc,src_doc,filename, transform_matrix=None,):
def get_entity_bounding_box(e, doc,src_doc,filename,config, transform_matrix=None):
"""
Berechnet die Bounding Box einer einzelnen Entity
Berücksichtigt INSERTs mit ihren Block-Inhalten
@@ -632,8 +490,8 @@ def get_entity_bounding_box(e, doc,src_doc,filename, transform_matrix=None,):
elif e.dxftype() == 'INSERT':
# INSERT: Block-Inhalt mit Transformation berücksichtigen
insert_bbox = calculate_insert_bounding_box(e, doc,src_doc,filename, transform_matrix)
if insert_bbox and insert_bbox.has_data:
insert_bbox = calculate_insert_bounding_box(e, doc,src_doc,filename,config, transform_matrix)
if insert_bbox and insert_bbox.has_data and e.dxf.layer not in config.get("dxf2lib","not_allowed_in_center"):
bbox.extend(insert_bbox)
except Exception as e:
@@ -647,7 +505,7 @@ def extract_scaling(matrix):
sy = math.sqrt(matrix[1, 0]**2 + matrix[1, 1]**2 + matrix[1, 2]**2)
return sx, sy,
def calculate_insert_bounding_box(insert_entity, doc,src_doc,filename,parent_transform=None):
def calculate_insert_bounding_box(insert_entity, doc,src_doc,filename,config,parent_transform=None):
"""
Berechnet die Bounding Box eines INSERTs inklusive Block-Inhalt
"""
@@ -686,7 +544,7 @@ def calculate_insert_bounding_box(insert_entity, doc,src_doc,filename,parent_tra
for block_entity in block_def:
entity_bbox= get_entity_bounding_box(block_entity, doc,src_doc,filename, combined_transform)
entity_bbox= get_entity_bounding_box(block_entity, doc,src_doc,filename, config,combined_transform)
if entity_bbox and entity_bbox.has_data:
if new_insert:
dst_blk.add_entity(block_entity.copy())