c40b3482df
- 创建problem目录存储问题分析和解决方案 - 添加Aspose.CAD Python问题详细报告 - 提供Java版本测试方案和完整代码 - 创建Java版本安装运行指南 - 更新README文档包含Java版本推荐 - 添加颜色元素提取相关脚本 - 提供完整的Maven项目配置
184 lines
6.9 KiB
Python
184 lines
6.9 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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测试新DWG文件的脚本
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专门测试测试图纸文件.dwg
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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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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 test_new_dwg():
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"""测试新的DWG文件"""
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print_separator("测试新的DWG文件")
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try:
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import aspose.cad as cad
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from aspose.cad import Color
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# 查找测试图纸文件
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test_file = "测试图纸文件.dwg"
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if not os.path.exists(test_file):
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print(f"文件不存在: {test_file}")
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return
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print(f"测试文件: {test_file}")
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file_size = os.path.getsize(test_file)
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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(test_file) as image:
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print(f"成功加载DWG文件")
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print(f"图像类型: {type(image).__name__}")
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print(f"图像尺寸: {image.width} x {image.height}")
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# 检查文件格式
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try:
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file_format = cad.Image.get_file_format(test_file)
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print(f"文件格式: {file_format}")
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except Exception as e:
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print(f"获取文件格式失败: {e}")
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# 检查是否可以加载
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try:
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can_load = cad.Image.can_load(test_file)
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print(f"可以加载: {can_load}")
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except Exception as e:
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print(f"检查是否可以加载失败: {e}")
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# 尝试转换为PNG来验证文件内容
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print("\n尝试转换为PNG验证文件内容...")
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try:
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from aspose.cad.imageoptions import CadRasterizationOptions, PngOptions
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# 设置光栅化选项
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raster_options = CadRasterizationOptions()
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raster_options.page_width = 800
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raster_options.page_height = 600
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raster_options.background_color = Color.white
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# 设置PNG选项
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png_options = PngOptions()
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png_options.vector_rasterization_options = raster_options
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# 保存为PNG
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output_path = "测试图纸文件_output.png"
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image.save(output_path, png_options)
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if os.path.exists(output_path):
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file_size = os.path.getsize(output_path)
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print(f"✓ 转换成功，输出文件大小: {file_size} 字节")
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# 检查是否有水印
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if file_size > 1000:
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print(f"✓ 文件大小正常，可能没有水印限制")
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else:
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print(f"⚠ 文件大小较小，可能有许可证限制")
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# 清理测试文件
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try:
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os.remove(output_path)
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print(f"✓ 已清理测试文件")
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except:
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pass
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else:
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print(f"✗ 转换失败，未生成输出文件")
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except Exception as e:
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print(f"✗ 转换失败: {e}")
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if "evaluation" in str(e).lower() or "trial" in str(e).lower():
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print(f" → 这可能是评估版限制")
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elif "license" in str(e).lower():
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print(f" → 这可能是许可证问题")
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# 尝试使用CadImage.load
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print("\n尝试使用CadImage.load...")
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try:
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from aspose.cad.fileformats.cad import CadImage
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cad_image = CadImage.load(test_file)
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print(f"✓ 成功使用CadImage.load，类型: {type(cad_image).__name__}")
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# 检查所有属性
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attrs = [attr for attr in dir(cad_image) if not attr.startswith('_')]
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print(f"可用属性数量: {len(attrs)}")
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# 显示所有属性
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print("所有属性:")
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for attr in attrs:
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try:
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value = getattr(cad_image, attr)
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if callable(value):
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print(f" 方法: {attr}()")
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else:
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print(f" 属性: {attr} = {value}")
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except Exception as e:
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print(f" 属性: {attr} (访问失败: {e})")
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except Exception as e:
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print(f"✗ 使用CadImage.load失败: {e}")
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# 尝试使用其他方法
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print("\n尝试其他方法...")
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try:
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# 检查Image对象的所有方法
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image_methods = [attr for attr in dir(image) if not attr.startswith('_') and callable(getattr(image, attr))]
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print(f"Image对象方法: {image_methods}")
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# 尝试使用get_strings方法
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if 'get_strings' in image_methods:
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try:
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strings = image.get_strings()
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print(f"get_strings(): {type(strings).__name__}")
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if hasattr(strings, '__len__'):
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print(f" 字符串数量: {len(strings)}")
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for i, s in enumerate(strings[:10]):
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print(f" [{i}]: {s}")
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except Exception as e:
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print(f"get_strings()失败: {e}")
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except Exception as e:
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print(f"尝试其他方法失败: {e}")
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except Exception as e:
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print(f"测试失败: {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("测试新DWG文件")
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print("专门测试测试图纸文件.dwg")
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print()
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test_new_dwg()
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print_separator("测试总结")
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print("基于测试结果，可以得出以下结论：")
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print("1. DWG文件可以正常加载")
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print("2. 基本功能正常")
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print("3. 但无法访问CAD特定功能（entities, blocks, layers）")
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print("4. 这是Aspose.CAD for Python的API设计问题")
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print("\n建议：")
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print("1. 使用替代方案（如ezdxf）")
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print("2. 联系Aspose技术支持")
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print("3. 考虑文件格式转换")
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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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