async Task OnPageFinished(Android.Webkit.WebView webView, string fileName, PageSize pageSize, PageMargin margin, TaskCompletionSource <ToFileResult> taskCompletionSource)
{
if (Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Kitkat)
{
await Task.Delay(5);
var builder = new PrintAttributes.Builder();
//builder.SetMediaSize(PrintAttributes.MediaSize.NaLetter);
builder.SetMediaSize(new PrintAttributes.MediaSize(pageSize.Name, pageSize.Name, (int)(pageSize.Width * 1000 / 72), (int)(pageSize.Height * 1000 / 72)));
builder.SetResolution(new PrintAttributes.Resolution("pdf", "pdf", 72, 72));
if (margin is null)
{
builder.SetMinMargins(PrintAttributes.Margins.NoMargins);
}
else
{
builder.SetMinMargins(new PrintAttributes.Margins((int)(margin.Left * 1000 / 72), (int)(margin.Top * 1000 / 72), (int)(margin.Right * 1000 / 72), (int)(margin.Bottom * 1000 / 72)));
}
var attributes = builder.Build();
var adapter = webView.CreatePrintDocumentAdapter(Guid.NewGuid().ToString());
var layoutResultCallback = new PdfLayoutResultCallback();
layoutResultCallback.Adapter = adapter;
layoutResultCallback.TaskCompletionSource = taskCompletionSource;
layoutResultCallback.FileName = fileName;
adapter.OnLayout(null, attributes, null, layoutResultCallback, null);
}
}
async Task OnPageFinished(Android.Webkit.WebView webView, string fileName, TaskCompletionSource <ToFileResult> taskCompletionSource)
{
if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Kitkat)
{
var builder = new PrintAttributes.Builder();
builder.SetMediaSize(PrintAttributes.MediaSize.NaLetter);
builder.SetResolution(new PrintAttributes.Resolution("pdf", "pdf", 600, 600));
builder.SetMinMargins(PrintAttributes.Margins.NoMargins);
var attributes = builder.Build();
var adapter = webView.CreatePrintDocumentAdapter(Guid.NewGuid().ToString());
var layoutResultCallback = new PdfLayoutResultCallback();
layoutResultCallback.Adapter = adapter;
layoutResultCallback.TaskCompletionSource = taskCompletionSource;
layoutResultCallback.FileName = fileName;
adapter.OnLayout(null, attributes, null, layoutResultCallback, null);
}
}
