Jak rysować linie i prostokąty na PDF-ach w C

// Create a grid pattern with horizontal and vertical lines
for (int i = 0; i < 5; i++)
{
    // Draw horizontal lines
    var horizontalStart = new IronSoftware.Drawing.PointF(100, 100 + (i * 100));
    var horizontalEnd = new IronSoftware.Drawing.PointF(500, 100 + (i * 100));
    pdf.DrawLine(0, horizontalStart, horizontalEnd, 2, new IronSoftware.Drawing.Color("#0000FF"));
    
    // Draw vertical lines
    var verticalStart = new IronSoftware.Drawing.PointF(100 + (i * 100), 100);
    var verticalEnd = new IronSoftware.Drawing.PointF(100 + (i * 100), 500);
    pdf.DrawLine(0, verticalStart, verticalEnd, 2, new IronSoftware.Drawing.Color("#0000FF"));
}

Imports IronSoftware.Drawing

' Create a grid pattern with horizontal and vertical lines
For i As Integer = 0 To 4
    ' Draw horizontal lines
    Dim horizontalStart As New PointF(100, 100 + (i * 100))
    Dim horizontalEnd As New PointF(500, 100 + (i * 100))
    pdf.DrawLine(0, horizontalStart, horizontalEnd, 2, New Color("#0000FF"))

    ' Draw vertical lines
    Dim verticalStart As New PointF(100 + (i * 100), 100)
    Dim verticalEnd As New PointF(100 + (i * 100), 500)
    pdf.DrawLine(0, verticalStart, verticalEnd, 2, New Color("#0000FF"))
Next

// Create a business card template
var cardBorder = new IronSoftware.Drawing.RectangleF(50, 50, 350, 200);
var logoArea = new IronSoftware.Drawing.RectangleF(60, 60, 80, 80);
var textArea = new IronSoftware.Drawing.RectangleF(150, 60, 240, 180);

// Draw the main card border
pdf.DrawRectangle(0, cardBorder, new IronSoftware.Drawing.Color("#000000"), 
                 new IronSoftware.Drawing.Color("#FFFFFF"), 3);

// Draw logo area with light gray background
pdf.DrawRectangle(0, logoArea, new IronSoftware.Drawing.Color("#666666"), 
                 new IronSoftware.Drawing.Color("#F0F0F0"), 1);

// Draw text area border
pdf.DrawRectangle(0, textArea, new IronSoftware.Drawing.Color("#CCCCCC"), 
                 null, 1); // null for no fill

Imports IronSoftware.Drawing

' Create a business card template
Dim cardBorder As New RectangleF(50, 50, 350, 200)
Dim logoArea As New RectangleF(60, 60, 80, 80)
Dim textArea As New RectangleF(150, 60, 240, 180)

' Draw the main card border
pdf.DrawRectangle(0, cardBorder, New Color("#000000"), New Color("#FFFFFF"), 3)

' Draw logo area with light gray background
pdf.DrawRectangle(0, logoArea, New Color("#666666"), New Color("#F0F0F0"), 1)

' Draw text area border
pdf.DrawRectangle(0, textArea, New Color("#CCCCCC"), Nothing, 1) ' Nothing for no fill

try 
{
    pdf.DrawLine(pageIndex, start, end, width, color);
    pdf.DrawRectangle(pageIndex, rectangle, lineColor, fillColor, lineWidth);
    pdf.SaveAs("output.pdf");
}
catch (Exception ex)
{
    Console.WriteLine($"Error drawing on PDF: {ex.Message}");
    // Handle the error appropriately
}

Imports System

Try
    pdf.DrawLine(pageIndex, start, end, width, color)
    pdf.DrawRectangle(pageIndex, rectangle, lineColor, fillColor, lineWidth)
    pdf.SaveAs("output.pdf")
Catch ex As Exception
    Console.WriteLine($"Error drawing on PDF: {ex.Message}")
    ' Handle the error appropriately
End Try