在 C# 中缩放 PDF 对象

VB C#

using IronPdf;
using IronSoftware;
using System.Linq;

// Create a PDF from a URL using a PNG image
string html = @"<img src='https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTi8LuOR6_A98euPLs-JRwoLU7Nc31nVP15rw&s'>";
ChromePdfRenderer renderer = new ChromePdfRenderer();
// Render HTML to PDF
PdfDocument pdf = renderer.RenderHtmlAsPdf(html);

// Access the first image object on the first page
ImageObject image = pdf.Pages.First().ObjectModel.ImageObjects.First();

// To scale the image to 70% of its original size uniformly
image.Scale = new System.Drawing.PointF(0.7f, 0.7f);

// Save the PDF with the scaled image
pdf.SaveAs("scaled_image.pdf");

IRON VB CONVERTER ERROR developers@ironsoftware.com

Install-Package IronPdf

在 C# 中缩放 PDF 对象

IronPDF使开发人员能够以编程方式缩放PDF对象，允许对PDF中的文本和图像等元素进行精确控制，而无需修改原始文件或创建全新的文件。

使用IronPDF库，您可以轻松缩放PDF对象。下面的示例演示了如何仅用几行代码完成此任务。

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5步代码以缩放PDF对象

string html = @"<img src='https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTi8LuOR6_A98euPLs-JRwoLU7Nc31nVP15rw&s'>";
PdfDocument pdf = renderer.RenderHtmlAsPdf(html);
ImageObject image = pdf.Pages.First().ObjectModel.ImageObjects.First();
image.Scale = new System.Drawing.PointF(0.7f, 0.7f);
pdf.SaveAs("scaled_image.pdf");