public void Clear()
{
keydisplay = false;
Slide = null;
textDisplay.Text = "Empty Slide";
textDisplay.Visibility = Visibility.Visible;
background.Visibility = Visibility.Hidden;
ImgDisplay.Visibility = Visibility.Hidden;
VideoDisplay.Visibility = Visibility.Hidden;
ShowSlide(keydisplay);
}
public RenderedSlide RenderImageSlide(Slide slide, List <XenonCompilerMessage> messages)
{
RenderedSlide res = new RenderedSlide();
res.MediaType = MediaType.Image;
res.AssetPath = "";
// TODO: add filter to change rendertype
res.RenderedAs = "Full";
Bitmap bmp = new Bitmap(1920, 1080);
Bitmap kbmp = new Bitmap(1920, 1080);
Graphics gfx = Graphics.FromImage(bmp);
Graphics kgfx = Graphics.FromImage(kbmp);
gfx.Clear(Color.White);
kgfx.Clear(Color.White);
// extract filters from slide
List <(ImageFilter fname, ImageFilterParams fparams)> fchain = (List <(ImageFilter, ImageFilterParams)>)slide.Data["filter-chain"];
// run each filter in sequence
Bitmap lastb = new Bitmap(bmp);
Bitmap lastkb = new Bitmap(kbmp);
foreach (var filter in fchain)
{
(Bitmap b, Bitmap kb)result = RenderFilter(filter.fname, filter.fparams, lastb, lastkb);
lastb = new Bitmap(result.b);
lastkb = new Bitmap(result.kb);
}
bmp = lastb;
kbmp = lastkb;
res.Bitmap = bmp;
res.KeyBitmap = kbmp;
return(res);
}
