本文整理匯總了C#中System.Windows.Media.Imaging.RenderTargetBitmap.CreateStream方法的典型用法代碼示例。如果您正苦於以下問題:C# RenderTargetBitmap.CreateStream方法的具體用法?C# RenderTargetBitmap.CreateStream怎麽用?C# RenderTargetBitmap.CreateStream使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類System.Windows.Media.Imaging.RenderTargetBitmap
的用法示例。
在下文中一共展示了RenderTargetBitmap.CreateStream方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。
示例1: CreateImage
public Stream CreateImage(string html)
{
if (String.IsNullOrWhiteSpace(html))
return new RenderTargetBitmap(Width, 1, 0, 0, PixelFormats.Pbgra32).CreateStream();
string text = HttpUtility.HtmlDecode(html);
var output = new DrawingGroup();
var format = new BasicTextParagraphProperties(font, 14, FlowDirection.RightToLeft);
var words = Measurer.MeasureLines(text, Width, format, output).ToList();
var dv = new DrawingVisual();
using (var c = dv.RenderOpen())
c.DrawImage(new DrawingImage(output), new Rect(new Point(Width - output.Bounds.Width, 0), output.Bounds.Size));
var rtb = new RenderTargetBitmap(Width, (int)output.Bounds.Height, 96, 96, PixelFormats.Pbgra32);
rtb.Render(dv);
return rtb.CreateStream();
}