public void DrawIcon(Icon icon, int x, int y)
{
if (icon == null)
{
throw new ArgumentNullException("icon");
}
if (this.backingImage != null)
{
this.DrawImage(icon.ToBitmap(), x, y);
}
else
{
icon.Draw(this, x, y);
}
}
public void DrawIcon(Icon icon, Rectangle targetRect) {
if (icon == null){
throw new ArgumentNullException("icon");
}
if(this.backingImage != null) {
// we don't call the icon directly because we want to stay in GDI+ all the time
// to avoid alpha channel interop issues between gdi and gdi+
// so we do icon.ToBitmap() and then we call DrawImage. this is probably slower...
this.DrawImage(icon.ToBitmap(), targetRect);
}
else {
icon.Draw(this, targetRect);
}
}
public void DrawIcon(Icon icon, Rectangle targetRect)
{
if (icon == null)
{
throw new ArgumentNullException("icon");
}
if (this.backingImage != null)
{
this.DrawImage(icon.ToBitmap(), targetRect);
}
else
{
icon.Draw(this, targetRect);
}
}