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