24669708962

Committed 20 Apr 2026 01:38PM UTC coverage: 77.118% (+0.04%) from 77.076%

Build # 24669708962

Build Type

Pull #1041

github

Committed by

web-flow

Commit Message

Merge 6a14a7067 into 98bd2e4f4

Pull Request Pull Request #1041: issue-1035 Add progress reporting to CAD file reading process

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8455 of 11917 branches covered (70.95%)

Branch coverage included in aggregate %.

74 of 84 new or added lines in 8 files covered. (88.1%)

2 existing lines in 1 file now uncovered.

30421 of 38494 relevant lines covered (79.03%)

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75.0

/src/ACadSharp/IO/CadReader.cs

﻿using System;
using System.IO;

namespace ACadSharp.IO;

public static class CadReader
{
        /// <summary>
        /// Creates an <see cref="ICadReader"/> instance for the specified CAD file format.
        /// </summary>
        /// <remarks>Supported file formats include DWG and DXF. The method selects the appropriate reader based on the
        /// file extension.</remarks>
        /// <param name="filename">The path to the CAD file to read. The file extension determines the reader type. Must not be null or empty.</param>
        /// <param name="notification">An optional event handler for receiving notifications during the reading process. Can be null if no notifications
        /// are needed.</param>
        /// <returns>An <see cref="ICadReader"/> instance capable of reading the specified CAD file.</returns>
        /// <exception cref="NotSupportedException">Thrown if the file extension is not supported.</exception>
        public static ICadReader CreateReader(string filename, NotificationEventHandler notification = null)
        {
                switch (GetFileFormat(filename))
                {
                        case CadFileFormat.DWG:
                                return new DwgReader(filename, notification);
                        case CadFileFormat.DXF:
                                return new DxfReader(filename, notification);
                        case CadFileFormat.Unknown:
                        default:
                                throw new NotSupportedException($"Extension {Path.GetExtension(filename)} is not supported.");
                }
        }

        /// <summary>
        /// Determines the CAD file format based on the file extension of the specified filename.
        /// </summary>
        /// <remarks>The method does not validate whether the file exists or whether the file content matches the
        /// extension. Only the file extension is considered when determining the format.</remarks>
        /// <param name="filename">The path or name of the file whose format is to be identified. The file extension is used to determine the format.</param>
        /// <returns>A value of the CadFileFormat enumeration that corresponds to the file's extension. Returns  <see cref="CadFileFormat.DWG"/> for
        /// ".dwg" files,  <see cref="CadFileFormat.DXF"/> for ".dxf" files, or <see cref="CadFileFormat.Unknown"/> if the extension is not recognized.</returns>
        public static CadFileFormat GetFileFormat(string filename)
        {
                switch (Path.GetExtension(filename))
                {
                        case ".dwg":
                                return CadFileFormat.DWG;
                        case ".dxf":
                                return CadFileFormat.DXF;
                        default:
                                return CadFileFormat.Unknown;
                }
        }
}

1	using System;
2	using System.IO;
3
4	namespace ACadSharp.IO;
5
6	public static class CadReader
7	{
8	/// <summary>
9	/// Creates an <see cref="ICadReader"/> instance for the specified CAD file format.
10	/// </summary>
11	/// <remarks>Supported file formats include DWG and DXF. The method selects the appropriate reader based on the
12	/// file extension.</remarks>
13	/// <param name="filename">The path to the CAD file to read. The file extension determines the reader type. Must not be null or empty.</param>
14	/// <param name="notification">An optional event handler for receiving notifications during the reading process. Can be null if no notifications
15	/// are needed.</param>
16	/// <returns>An <see cref="ICadReader"/> instance capable of reading the specified CAD file.</returns>
17	/// <exception cref="NotSupportedException">Thrown if the file extension is not supported.</exception>
18	public static ICadReader CreateReader(string filename, NotificationEventHandler notification = null)
19	{	133✔
20	switch (GetFileFormat(filename))	133!
21	{
22	case CadFileFormat.DWG:
23	return new DwgReader(filename, notification);	49✔
24	case CadFileFormat.DXF:
25	return new DxfReader(filename, notification);	84✔
26	case CadFileFormat.Unknown:
27	default:
NEW 28	throw new NotSupportedException($"Extension {Path.GetExtension(filename)} is not supported.");	×
29	}
30	}	133✔
31
32	/// <summary>
33	/// Determines the CAD file format based on the file extension of the specified filename.
34	/// </summary>
35	/// <remarks>The method does not validate whether the file exists or whether the file content matches the
36	/// extension. Only the file extension is considered when determining the format.</remarks>
37	/// <param name="filename">The path or name of the file whose format is to be identified. The file extension is used to determine the format.</param>
38	/// <returns>A value of the CadFileFormat enumeration that corresponds to the file's extension. Returns <see cref="CadFileFormat.DWG"/> for
39	/// ".dwg" files, <see cref="CadFileFormat.DXF"/> for ".dxf" files, or <see cref="CadFileFormat.Unknown"/> if the extension is not recognized.</returns>
40	public static CadFileFormat GetFileFormat(string filename)
41	{	133✔
42	switch (Path.GetExtension(filename))	133!
43	{
44	case ".dwg":
45	return CadFileFormat.DWG;	49✔
46	case ".dxf":
47	return CadFileFormat.DXF;	84✔
48	default:
NEW 49	return CadFileFormat.Unknown;	×
50	}
51	}	133✔
52	}

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