#!/usr/bin/env python3 # -*- coding: utf-8 -*- """ DWG文件结构调试脚本 功能：详细分析DWG文件的内部结构，找出所有可访问的属性和方法 作者：AI Assistant 日期：2024 """ import os import sys from pathlib import Path import aspose.cad as cad from aspose.cad.imageoptions import CadRasterizationOptions, PngOptions from aspose.cad import Color def print_separator(title=""): """打印分隔线""" print("=" * 60) if title: print(f" {title} ") print("=" * 60) def analyze_object_structure(obj, name="Object", max_depth=2, current_depth=0): """递归分析对象结构""" if current_depth >= max_depth: return print(f"{' ' * current_depth}{name}: {type(obj).__name__}") # 获取所有属性 attrs = [] methods = [] for attr_name in dir(obj): if not attr_name.startswith('_'): try: attr_value = getattr(obj, attr_name) if callable(attr_value): methods.append(attr_name) else: attrs.append((attr_name, attr_value)) except: pass # 打印属性 if attrs: print(f"{' ' * (current_depth + 1)}属性:") for attr_name, attr_value in attrs[:10]: # 只显示前10个属性 try: if hasattr(attr_value, '__len__') and not isinstance(attr_value, str): print(f"{' ' * (current_depth + 2)}{attr_name}: {type(attr_value).__name__} (长度: {len(attr_value)})") else: print(f"{' ' * (current_depth + 2)}{attr_name}: {attr_value}") except: print(f"{' ' * (current_depth + 2)}{attr_name}: <无法访问>") # 打印方法 if methods: print(f"{' ' * (current_depth + 1)}方法:") for method_name in methods[:10]: # 只显示前10个方法 print(f"{' ' * (current_depth + 2)}{method_name}()") print() def debug_dwg_structure(dwg_path): """调试DWG文件结构""" print_separator("DWG文件结构分析") if not os.path.exists(dwg_path): print(f"✗ 文件不存在: {dwg_path}") return try: # 获取文件基本信息 file_size = os.path.getsize(dwg_path) print(f"文件路径: {dwg_path}") print(f"文件大小: {file_size:,} 字节 ({file_size/1024/1024:.2f} MB)") # 加载DWG文件 print("正在加载DWG文件...") with cad.Image.load(dwg_path) as image: print(f"✓ 成功加载DWG文件") # 分析图像对象 print_separator("图像对象分析") analyze_object_structure(image, "Image", max_depth=1) # 尝试访问各种可能的属性 print_separator("尝试访问图像属性") # 基本属性 basic_attrs = ['width', 'height', 'size', 'format', 'bounds'] for attr in basic_attrs: try: value = getattr(image, attr) print(f"✓ {attr}: {value}") except Exception as e: print(f"✗ {attr}: {e}") # CAD相关属性 cad_attrs = ['entities', 'blocks', 'layers', 'styles', 'dimensions', 'texts', 'lines'] for attr in cad_attrs: try: value = getattr(image, attr) if value is not None: print(f"✓ {attr}: {type(value).__name__} (长度: {len(value) if hasattr(value, '__len__') else 'N/A'})") # 如果是集合，分析第一个元素 if hasattr(value, '__len__') and len(value) > 0: print(f" 第一个元素类型: {type(value[0]).__name__}") analyze_object_structure(value[0], f"{attr}[0]", max_depth=1) else: print(f"✗ {attr}: None") except Exception as e: print(f"✗ {attr}: {e}") # 尝试其他可能的属性 other_attrs = ['drawing', 'model', 'layout', 'paper_space', 'model_space'] for attr in other_attrs: try: value = getattr(image, attr) if value is not None: print(f"✓ {attr}: {type(value).__name__}") analyze_object_structure(value, attr, max_depth=1) else: print(f"✗ {attr}: None") except Exception as e: print(f"✗ {attr}: {e}") # 尝试遍历所有属性 print_separator("所有可用属性") all_attrs = [] for attr_name in dir(image): if not attr_name.startswith('_'): try: attr_value = getattr(image, attr_name) all_attrs.append((attr_name, type(attr_value).__name__)) except: all_attrs.append((attr_name, "无法访问")) # 按类型分组显示 type_groups = {} for attr_name, attr_type in all_attrs: if attr_type not in type_groups: type_groups[attr_type] = [] type_groups[attr_type].append(attr_name) for attr_type, attrs in type_groups.items(): print(f"{attr_type}: {', '.join(attrs[:5])}{'...' if len(attrs) > 5 else ''}") # 尝试获取CAD特定信息 print_separator("CAD特定信息") try: # 检查是否是CAD图像 if hasattr(image, 'is_cad'): print(f"is_cad: {image.is_cad}") # 检查CAD版本 if hasattr(image, 'cad_version'): print(f"cad_version: {image.cad_version}") # 检查单位 if hasattr(image, 'units'): print(f"units: {image.units}") # 检查坐标系 if hasattr(image, 'coordinate_system'): print(f"coordinate_system: {image.coordinate_system}") except Exception as e: print(f"获取CAD特定信息失败: {e}") # 尝试不同的访问方法 print_separator("尝试不同的访问方法") # 方法1：尝试获取所有实体 try: if hasattr(image, 'get_entities'): entities = image.get_entities() print(f"get_entities(): {type(entities).__name__} (长度: {len(entities) if hasattr(entities, '__len__') else 'N/A'})") except Exception as e: print(f"get_entities(): {e}") # 方法2：尝试获取所有块 try: if hasattr(image, 'get_blocks'): blocks = image.get_blocks() print(f"get_blocks(): {type(blocks).__name__} (长度: {len(blocks) if hasattr(blocks, '__len__') else 'N/A'})") except Exception as e: print(f"get_blocks(): {e}") # 方法3：尝试获取所有图层 try: if hasattr(image, 'get_layers'): layers = image.get_layers() print(f"get_layers(): {type(layers).__name__} (长度: {len(layers) if hasattr(layers, '__len__') else 'N/A'})") except Exception as e: print(f"get_layers(): {e}") # 方法4：尝试遍历 try: if hasattr(image, '__iter__'): print("图像对象可迭代，尝试遍历...") count = 0 for item in image: print(f" 项目 {count}: {type(item).__name__}") count += 1 if count >= 5: # 只显示前5个 break print(f"总共找到 {count} 个项目") except Exception as e: print(f"遍历图像对象失败: {e}") except Exception as e: print(f"✗ 调试失败: {e}") import traceback traceback.print_exc() def main(): """主函数""" print_separator("DWG文件结构调试工具") print("此工具将详细分析DWG文件的内部结构") print() # 查找DWG文件 dwg_files = list(Path('.').glob('*.dwg')) if not dwg_files: print("✗ 当前目录下未找到DWG文件") print("请确保DWG文件在当前目录中") return print(f"找到 {len(dwg_files)} 个DWG文件:") for i, dwg_file in enumerate(dwg_files, 1): print(f" {i}. {dwg_file}") # 使用第一个DWG文件进行调试 test_file = str(dwg_files[0]) print(f"\n使用文件进行调试: {test_file}") # 调试文件结构 debug_dwg_structure(test_file) if __name__ == "__main__": try: main() except KeyboardInterrupt: print("\n\n用户中断了程序执行") except Exception as e: print(f"\n\n程序执行出错: {e}") import traceback traceback.print_exc()