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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| using SkiaSharp; | ||
| using System; | ||
| using System.IO; | ||
| using System.Runtime.Versioning; | ||
|
|
||
| namespace PDFtoZPL | ||
| { | ||
| /// <summary> | ||
| /// Provides methods to convert PDFs and <see cref="SKBitmap"/>s into ZPL code. | ||
| /// </summary> | ||
| #if NET8_0_OR_GREATER | ||
| #pragma warning disable CA1510 // Use ArgumentNullException throw helper | ||
| #endif | ||
| public static partial class Conversion | ||
| { | ||
| /// <summary> | ||
| /// Converts a single page of a given PDF into ZPL code. | ||
| /// </summary> | ||
| /// <param name="pdfAsBase64String">The PDF encoded as Base64.</param> | ||
| /// <param name="password">The password for opening the PDF. Use <see langword="null"/> if no password is needed.</param> | ||
| /// <param name="page">The specific page to be converted.</param> | ||
| /// <param name="pdfOptions">Additional options for PDF rendering.</param> | ||
| /// <param name="zplOptions">Additional options for the ZPL output.</param> | ||
| /// <returns>The converted PDF page as ZPL code.</returns> | ||
| #if NET6_0_OR_GREATER | ||
| [SupportedOSPlatform("Windows")] | ||
| [SupportedOSPlatform("Linux")] | ||
| [SupportedOSPlatform("macOS")] | ||
| [SupportedOSPlatform("Android31.0")] | ||
| [Obsolete("This method is deprecated and will be removed in a future release. Use SaveJpeg with a System.Index instead.")] | ||
| #endif | ||
| public static string ConvertPdfPage(string pdfAsBase64String, string? password = null, int page = 0, PdfOptions pdfOptions = default, ZplOptions zplOptions = default) | ||
| { | ||
| if (pdfAsBase64String == null) | ||
| throw new ArgumentNullException(nameof(pdfAsBase64String)); | ||
|
|
||
| return ConvertPdfPage(Convert.FromBase64String(pdfAsBase64String), password, page, pdfOptions, zplOptions); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// Converts a single page of a given PDF into ZPL code. | ||
| /// </summary> | ||
| /// <param name="pdfAsByteArray">The PDF as a byte array.</param> | ||
| /// <param name="password">The password for opening the PDF. Use <see langword="null"/> if no password is needed.</param> | ||
| /// <param name="page">The specific page to be converted.</param> | ||
| /// <param name="pdfOptions">Additional options for PDF rendering.</param> | ||
| /// <param name="zplOptions">Additional options for the ZPL output.</param> | ||
| /// <returns>The converted PDF page as ZPL code.</returns> | ||
| #if NET6_0_OR_GREATER | ||
| [SupportedOSPlatform("Windows")] | ||
| [SupportedOSPlatform("Linux")] | ||
| [SupportedOSPlatform("macOS")] | ||
| [SupportedOSPlatform("Android31.0")] | ||
| [Obsolete("This method is deprecated and will be removed in a future release. Use SaveJpeg with a System.Index instead.")] | ||
| #endif | ||
| public static string ConvertPdfPage(byte[] pdfAsByteArray, string? password = null, int page = 0, PdfOptions pdfOptions = default, ZplOptions zplOptions = default) | ||
| { | ||
| if (pdfAsByteArray == null) | ||
| throw new ArgumentNullException(nameof(pdfAsByteArray)); | ||
|
|
||
| // Base64 string -> byte[] -> MemoryStream | ||
| using var pdfStream = new MemoryStream(pdfAsByteArray, false); | ||
|
|
||
| return ConvertPdfPage(pdfStream, false, password, page, pdfOptions, zplOptions); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// Converts a single page of a given PDF into ZPL code. | ||
| /// </summary> | ||
| /// <param name="pdfStream">The PDF as a stream.</param> | ||
| /// <param name="leaveOpen"><see langword="true"/> to leave the <paramref name="pdfStream"/> open after the PDF document is loaded; otherwise, <see langword="false"/>.</param> | ||
| /// <param name="password">The password for opening the PDF. Use <see langword="null"/> if no password is needed.</param> | ||
| /// <param name="page">The specific page to be converted.</param> | ||
| /// <param name="pdfOptions">Additional options for PDF rendering.</param> | ||
| /// <param name="zplOptions">Additional options for the ZPL output.</param> | ||
| /// <returns>The converted PDF page as ZPL code.</returns> | ||
| #if NET6_0_OR_GREATER | ||
| [SupportedOSPlatform("Windows")] | ||
| [SupportedOSPlatform("Linux")] | ||
| [SupportedOSPlatform("macOS")] | ||
| [SupportedOSPlatform("Android31.0")] | ||
| [Obsolete("This method is deprecated and will be removed in a future release. Use SaveJpeg with a System.Index instead.")] | ||
| #endif | ||
| public static string ConvertPdfPage(Stream pdfStream, bool leaveOpen = false, string? password = null, int page = 0, PdfOptions pdfOptions = default, ZplOptions zplOptions = default) | ||
| { | ||
| if (pdfStream == null) | ||
| throw new ArgumentNullException(nameof(pdfStream)); | ||
|
|
||
| if (pdfOptions == default) | ||
| pdfOptions = new PdfOptions(); | ||
|
|
||
| // Stream ->PdfiumViewer.PdfDocument -> Image | ||
| var pdfBitmap = PDFtoImage.Conversion.ToImage(pdfStream, leaveOpen, password, page, pdfOptions); | ||
|
|
||
| // Bitmap -> ZPL code | ||
| return ConvertBitmap(pdfBitmap, zplOptions); | ||
| } | ||
| } | ||
| } |
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