private void SaveToStream(SKWStream stream)
{
var metadata = new SKDocumentPdfMetadata
{
Author = Author,
Creation = DateTime.Now,
Creator = Creator,
Keywords = Keywords,
Modified = DateTime.Now,
Producer = Producer,
Subject = Subject,
Title = Title,
};
int dpi = 72;
using (var document = SKDocument.CreatePdf(stream, metadata, dpi))
{
foreach (var page in Pages)
{
var pdfCanvas = document.BeginPage(page.Width, page.Height, page.Dimensions.GetContentRect().ToSKRect());
var pageRenderer = new PageRenderer(page);
pageRenderer.Render(pdfCanvas);
document.EndPage();
}
// end the doc
document.Close();
}
}
/// <summary>
/// 渲染
/// </summary>
/// <param name="stream">渲染到指定的流</param>
/// <param name="imageFormat">图像格式</param>
/// <param name="quality">图像的质量级别</param>
public void Render(SKWStream stream, SKEncodedImageFormat imageFormat, int quality)
{
SkiaSharp.SKBitmap SKBitmap = new SKBitmap(new SKImageInfo(200, 200, SKColorType.Argb4444));
SKCanvas sKCanvas = new SKCanvas(SKBitmap);
foreach (var control in Controls)
{
control.Draw(sKCanvas);
}
SKBitmap.Encode(stream, imageFormat, quality);
}
