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namespace Xamarin.Forms
{
static class FontElement
{
public static readonly BindableProperty FontFamilyProperty =
BindableProperty.Create("FontFamily", typeof(string), typeof(IFontElement), default(string),
propertyChanged: OnFontFamilyChanged);
public static readonly BindableProperty FontSizeProperty =
BindableProperty.Create("FontSize", typeof(double), typeof(IFontElement), -1.0,
propertyChanged: OnFontSizeChanged,
defaultValueCreator: FontSizeDefaultValueCreator);
public static readonly BindableProperty FontAttributesProperty =
BindableProperty.Create("FontAttributes", typeof(FontAttributes), typeof(IFontElement), FontAttributes.None,
propertyChanged: OnFontAttributesChanged);
static void OnFontFamilyChanged(BindableObject bindable, object oldValue, object newValue)
{
((IFontElement)bindable).OnFontFamilyChanged((string)oldValue, (string)newValue);
}
static void OnFontSizeChanged(BindableObject bindable, object oldValue, object newValue)
{
((IFontElement)bindable).OnFontSizeChanged((double)oldValue, (double)newValue);
}
static object FontSizeDefaultValueCreator(BindableObject bindable)
{
return ((IFontElement)bindable).FontSizeDefaultValueCreator();
}
static void OnFontAttributesChanged(BindableObject bindable, object oldValue, object newValue)
{
((IFontElement)bindable).OnFontAttributesChanged((FontAttributes)oldValue, (FontAttributes)newValue);
}
}
}
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