private async void btnRender_Click(object sender, RoutedEventArgs e)
{
// document parameters
_doc.Clear();
progressRing.IsActive = true;
_doc.Landscape = true;
var sz = _doc.PageSize;
var rc = new Rect(0, 0, sz.Width - _doc.MainSection.LeftMargin - _doc.MainSection.RightMargin, sz.Height - _doc.MainSection.TopMargin - _doc.MainSection.BottomMargin);
// draw every UI elements inside the panel in word document.
await _doc.DrawElement(panel, rc);
// save document
WordUtils.SetDocumentInfo(_doc, Strings.RenderUIDocumentTitle);
WordUtils.Save(_doc);
progressRing.IsActive = false;
}
void CreateDocumentVisualTree(C1WordDocument rtf, FrameworkElement targetElement)
{
// set up to render
var font = new Font("Courier", 14);
var img = new WriteableBitmap(CreateBitmap(targetElement));
// go render
bool firstPage = true;
foreach (Stretch stretch in new Stretch[] { Stretch.Fill, Stretch.None, Stretch.Uniform, Stretch.UniformToFill })
{
// add page break
if (!firstPage)
{
//rtf.NewPage();
}
firstPage = false;
// set up to render
var alignment = ContentAlignment.TopLeft;
//var rc = WordUtils.Inflate(rtf.PageRectangle, -72, -72);
var sz = rtf.PageSize;
var rc = new Rect(72, 72, sz.Width - 144, sz.Height - 144);
rc.Height /= 2;
// render element as image
rtf.DrawString("Element as Image, Stretch: " + stretch.ToString(), font, Colors.Black, rc);
rc = WordUtils.Inflate(rc, -20, -20);
//rtf.DrawImage(img, rc, alignment, stretch);
rtf.DrawImage(img, rc);
rtf.DrawRectangle(Colors.Green, rc);
rc = WordUtils.Inflate(rc, +20, +20);
rtf.DrawRectangle(Colors.Green, rc);
// move to bottom of the page
rc = WordUtils.Offset(rc, 0, rc.Height + 20);
// render element
rtf.DrawString("Element as VisualTree, Stretch: " + stretch.ToString(), font, Colors.Black, rc);
rc = WordUtils.Inflate(rc, -20, -20);
rtf.DrawElement(targetElement, rc, alignment, stretch);
rtf.DrawRectangle(Colors.Green, rc);
rc = WordUtils.Inflate(rc, +20, +20);
rtf.DrawRectangle(Colors.Green, rc);
}
}
