Gdk.Pixbuf RenderFrame(ApplicationContext actx, double scaleFactor, double width, double height)
{
using (var sf = new Cairo.ImageSurface(Cairo.Format.ARGB32, (int)(width * scaleFactor), (int)(height * scaleFactor)))
using (var ctx = new Cairo.Context(sf)) {
ImageDescription idesc = new ImageDescription()
{
Alpha = 1,
Size = new Size(width * scaleFactor, height * scaleFactor)
};
Draw(actx, ctx, 1, 0, 0, idesc);
var f = new ImageFrame(ImageBuilderBackend.CreatePixbuf(sf), (int)width, (int)height);
AddFrame(f);
return(f.Pixbuf);
}
}
Gdk.Pixbuf RenderFrame(ApplicationContext actx, double scaleFactor, ImageDescription idesc)
{
var swidth = Math.Max((int)(idesc.Size.Width * scaleFactor), 1);
var sheight = Math.Max((int)(idesc.Size.Height * scaleFactor), 1);
using (var sf = new Cairo.ImageSurface(Cairo.Format.ARGB32, swidth, sheight))
using (var ctx = new Cairo.Context(sf)) {
ctx.Scale(scaleFactor, scaleFactor);
Draw(actx, ctx, scaleFactor, 0, 0, idesc);
var f = new ImageFrame(ImageBuilderBackend.CreatePixbuf(sf), Math.Max((int)idesc.Size.Width, 1), Math.Max((int)idesc.Size.Height, 1), true);
if (drawCallback == null)
{
AddFrame(f);
}
return(f.Pixbuf);
}
}
Gdk.Pixbuf RenderFrame(ApplicationContext actx, double scaleFactor, double width, double height)
{
var swidth = Math.Max((int)(width * scaleFactor), 1);
var sheight = Math.Max((int)(height * scaleFactor), 1);
using (var sf = new Cairo.ImageSurface(Cairo.Format.ARGB32, swidth, sheight))
using (var ctx = new Cairo.Context(sf)) {
ImageDescription idesc = new ImageDescription()
{
Alpha = 1,
Size = new Size(width, height)
};
ctx.Scale(scaleFactor, scaleFactor);
Draw(actx, ctx, scaleFactor, 0, 0, idesc);
var f = new ImageFrame(ImageBuilderBackend.CreatePixbuf(sf), Math.Max((int)width, 1), Math.Max((int)height, 1), true);
AddFrame(f);
return(f.Pixbuf);
}
}