.NET PDF 打印机（开发者教程）

using IronPrint;

class Program
{
    static void Main(string[] args)
    {
        // Create a new PrintSettings object to define printing preferences
        PrintSettings printSettings = new PrintSettings();

        // Set DPI (dots per inch) for clear printing
        printSettings.Dpi = 150;

        // Specify the number of copies to print
        printSettings.NumberOfCopies = 2;

        // Set paper orientation to Portrait
        printSettings.PaperOrientation = PaperOrientation.Portrait;

        // Print the specified PDF file using the default printer
        Printer.Print("output.pdf", printSettings);
    }
}

Imports IronPrint

Friend Class Program
	Shared Sub Main(ByVal args() As String)
		' Create a new PrintSettings object to define printing preferences
		Dim printSettings As New PrintSettings()

		' Set DPI (dots per inch) for clear printing
		printSettings.Dpi = 150

		' Specify the number of copies to print
		printSettings.NumberOfCopies = 2

		' Set paper orientation to Portrait
		printSettings.PaperOrientation = PaperOrientation.Portrait

		' Print the specified PDF file using the default printer
		Printer.Print("output.pdf", printSettings)
	End Sub
End Class

using IronPrint;
using System;
using System.Collections.Generic;

class AdvancedPrintingExample
{
    static void Main(string[] args)
    {
        // Get available printers on the system
        List<string> printerNames = Printer.GetPrinterNames();

        Console.WriteLine("Available printers:");
        foreach (string printer in printerNames)
        {
            Console.WriteLine($"- {printer}");
        }

        // Create advanced print settings
        PrintSettings advancedSettings = new PrintSettings()
        {
            // Specify a particular printer
            PrinterName = printerNames[0], // Use first available printer

            // Set paper size to A4
            PaperSize = PaperSize.A4,

            // Configure margins (in hundredths of an inch)
            MarginTop = 50,
            MarginBottom = 50,
            MarginLeft = 100,
            MarginRight = 100,

            // Enable grayscale printing
            Grayscale = true,

            // Set custom DPI for high-quality output
            Dpi = 300
        };

        // Show print dialog for user customization
        Printer.ShowPrintDialog("output.pdf", advancedSettings);
    }
}

Imports IronPrint
Imports System
Imports System.Collections.Generic

Class AdvancedPrintingExample
    Shared Sub Main(args As String())
        ' Get available printers on the system
        Dim printerNames As List(Of String) = Printer.GetPrinterNames()

        Console.WriteLine("Available printers:")
        For Each printer As String In printerNames
            Console.WriteLine($"- {printer}")
        Next

        ' Create advanced print settings
        Dim advancedSettings As New PrintSettings() With {
            ' Specify a particular printer
            .PrinterName = printerNames(0), ' Use first available printer

            ' Set paper size to A4
            .PaperSize = PaperSize.A4,

            ' Configure margins (in hundredths of an inch)
            .MarginTop = 50,
            .MarginBottom = 50,
            .MarginLeft = 100,
            .MarginRight = 100,

            ' Enable grayscale printing
            .Grayscale = True,

            ' Set custom DPI for high-quality output
            .Dpi = 300
        }

        ' Show print dialog for user customization
        Printer.ShowPrintDialog("output.pdf", advancedSettings)
    End Sub
End Class