public static SDI.PixelFormat ToPixelFormat(this ImageFormat self)
{
switch (self)
{
case ImageFormat.ARGB32:
return(SDI.PixelFormat.Format32bppArgb);
case ImageFormat.RGB24:
return(SDI.PixelFormat.Format24bppRgb);
default:
throw new ArgumentException();
}
}
public GdiImage(int width, int height, XD.ImageFormat format)
{
this.Image = new SD.Bitmap(width, height, format.ToGdi());
}
public object ConvertToBitmap(double width, double height, double scaleFactor, XD.ImageFormat format)
{
if (_drawCallback != null)
{
var image = new SD.Bitmap((int)width, (int)height, format.ToGdi());
using (var g = SD.Graphics.FromImage(image)) {
g.SetQuality(GdiConverter.PaintHighQuality);
g.ScaleTransform((float)scaleFactor, (float)scaleFactor);
Draw(g, 0, 0, width, height);
g.Flush();
}
return(new GdiImage(image));
}
throw new NotSupportedException();
}
public override object ConvertToBitmap(ImageDescription idesc, double scaleFactor, XD.ImageFormat format)
{
var image = (GdiImage)idesc.Backend;
return(image.ConvertToBitmap(idesc.Size.Width, idesc.Size.Height, scaleFactor, format));
}