Как преобразовать PNG файл в PDF файл на C# и .NET
Полный код
using System;
using System.IO;
using SautinSoft.PdfVision;
using System.Drawing;
namespace Sample
{
class Program
{
static void Main(string[] args)
{
ConvertPngToPdf();
}
public static void ConvertPngToPdf()
{
string inpFile = Path.GetFullPath(@"..\..\..\image-png.png");
string outFile = new FileInfo(@"Result.pdf").FullName;
// Before starting, we recommend to get a free 100-day key:
// https://sautinsoft.com/start-for-free/
// Apply the key here:
// SautinSoft.PdfVision.SetLicense("...");
PdfVision v = new PdfVision();
ImageToPdfOptions options = new ImageToPdfOptions();
options.PageSetup.PaperType = PaperType.A3;
options.PageSetup.Orientation = Orientation.Landscape;
options.PageSetup.PageMargins.Left = LengthUnitConverter.ToPoint(10f, LengthUnit.Millimeter);
options.PageSetup.PageMargins.Top = LengthUnitConverter.ToPoint(10f, LengthUnit.Millimeter);
options.PageSetup.PageMargins.Right = LengthUnitConverter.ToPoint(10f, LengthUnit.Millimeter);
options.PageSetup.PageMargins.Bottom = LengthUnitConverter.ToPoint(10f, LengthUnit.Millimeter);
try
{
v.ConvertImageToPdf(new string[] {inpFile}, outFile, options);
System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(outFile) { UseShellExecute = true });
}
catch (Exception ex)
{
Console.WriteLine($"Error: {ex.Message}");
Console.ReadLine();
}
}
}
}
Imports System
Imports System.IO
Imports SautinSoft.PdfVision
Imports System.Drawing
Namespace Sample
Friend Class Program
Shared Sub Main(ByVal args() As String)
ConvertPngToPdf()
End Sub
Public Shared Sub ConvertPngToPdf()
Dim inpFile As String = Path.GetFullPath("..\..\..\image-png.png")
Dim outFile As String = (New FileInfo("Result.pdf")).FullName
' Before starting, we recommend to get a free 100-day key:
' https://sautinsoft.com/start-for-free/
' Apply the key here:
' SautinSoft.PdfVision.SetLicense("...");
Dim v As New PdfVision()
Dim options As New ImageToPdfOptions()
options.PageSetup.PaperType = PaperType.A3
options.PageSetup.Orientation = Orientation.Landscape
options.PageSetup.PageMargins.Left = LengthUnitConverter.ToPoint(10F, LengthUnit.Millimeter)
options.PageSetup.PageMargins.Top = LengthUnitConverter.ToPoint(10F, LengthUnit.Millimeter)
options.PageSetup.PageMargins.Right = LengthUnitConverter.ToPoint(10F, LengthUnit.Millimeter)
options.PageSetup.PageMargins.Bottom = LengthUnitConverter.ToPoint(10F, LengthUnit.Millimeter)
Try
v.ConvertImageToPdf(New String() {inpFile}, outFile, options)
System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(outFile) With {.UseShellExecute = True})
Catch ex As Exception
Console.WriteLine($"Error: {ex.Message}")
Console.ReadLine()
End Try
End Sub
End Class
End Namespace
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