public static UIImage SetBackgroundSettings(this IStyleSheet styleSheet, Control control)
{
IStyleSheetHelper style = styleSheet.Helper;
UIImage image = styleSheet.GetBackgroundImage(control);
if (image != null)
{
return(image);
}
control.View.BackgroundColor = style.BackgroundColor(control).ToColorOrClear();
if (style.HasBorder(control))
{
control.View.ClipsToBounds = true;
control.View.Layer.BorderWidth = style.BorderWidth(control);
control.View.Layer.BorderColor = style.BorderColor(control).ToColorOrClear().CGColor;
control.View.Layer.CornerRadius = style.BorderRadius(control);
}
return(null);
}
protected override IBound Apply(IStyleSheet stylesheet, IBound styleBound, IBound maxBound)
{
base.Apply(stylesheet, styleBound, maxBound);
IStyleSheetHelper style = stylesheet.Helper;
// background image
_backgroundImage = FromSource() ?? stylesheet.GetBackgroundImage(this);
if (_backgroundImage != null)
{
_view.Image = _backgroundImage;
// selected-color
UIColor selectedColor = style.SelectedColor(this).ToNullableColor();
if (selectedColor != null)
{
_selectedImage = GetFilteredImage(_backgroundImage, selectedColor);
}
}
// size to content by background
return(GetBoundByImage(styleBound, maxBound, _backgroundImage));
}