我刚接触c#、wpf和pdfsharp库。这是我的XAML代码:
<Grid>
<zoom:ZoomControl>
<graphsharp:GraphLayout x:Name="graphLayout"
Graph="{Binding ElementName=root, Path=GraphToVisualize}"
LayoutAlgorithmType="FR"
OverlapRemovalAlgorithmType="FSA"
HighlightAlgorithmType="Simple"></graphsharp:GraphLayout>
</zoom:ZoomControl>
<Button Content="Button" Height="23" Name="button1" Width="75" Margin="12,294,658,412" Click="button1_Click" />
</Grid>
现在我想用Pdfsharp将我的"graphLayout“保存到一个pdf文件中。我创建了一个按钮,并基本上使用了pdfsharp wiki中的"hello world“示例代码作为开始。
PdfDocument document = new PdfDocument();
document.Info.Title = "Created with PDFsharp";
PdfPage page = document.AddPage();
XGraphics gfx = XGraphics.FromPdfPage(page);
XFont font = new XFont("Verdana", 20, XFontStyle.BoldItalic);
gfx.DrawString("My Graph", font, XBrushes.Black,
new XRect(0, 0, page.Width, page.Height),
XStringFormats.TopCenter);
const string filename = "MyGraph.pdf";
document.Save(graphLayout+filename);
Process.Start(filename);
我得到了一个pdf,但里面只有文本。谁能告诉我,我怎样才能将整个布局保存到pdf中?谢谢
发布于 2013-12-04 18:23:21
阅读文档:http://www.pdfsharp.net/wiki/Graphics.ashx?AspxAutoDetectCookieSupport=1
我不知道你可以直接从WPF转换成PDF,但它很简单
使用WPF<-->XPS<-->PDF。
MemoryStream lMemoryStream = new MemoryStream();
Package package = Package.Open(lMemoryStream, FileMode.Create);
XpsDocument doc = new XpsDocument(package);
XpsDocumentWriter writer = XpsDocument.CreateXpsDocumentWriter(doc);
writer.Write(dp);
doc.Close();
package.Close();
var pdfXpsDoc = PdfSharp.Xps.XpsModel.XpsDocument.Open(lMemoryStream);
PdfSharp.Xps.XpsConverter.Convert(pdfXpsDoc, d.FileName, 0);
其中dp是您的视觉/布局
资料来源:
http://www.nathanpjones.com/wp/2013/03/output-to-pdf-in-wpf-for-free/
https://stackoverflow.com/questions/20372379
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