[forms-devel] Xamarin.Forms Android Custom Font Support

Jason Smith jason.smith at xamarin.com
Tue Jun 14 19:16:09 UTC 2016

This is a great idea. So for performance reasons I wonder if we should
simply check for a "." in the name and then assume its a file or if we
should always attempt to load it as a file first then fall back when that

On Tue, Jun 14, 2016 at 11:51 AM, Roy Vousten <royvou at hotmail.com> wrote:

> Hello Xamarin.Forms Community,
> Why doesn't Xamarin.Forms support custom Font's for various controls on
> the Android Platform?
> As a recap the current situation.
> (
> https://developer.xamarin.com/guides/xamarin-forms/user-interface/text/fonts/
> ):
> iOS: Use the Font Name (Custom fonts that should be loaded are defined in
> info.plist).
> Android: Create a Custom renderer  or use the font name for a system font.
> WP: Use filelocation # fontname for a custom font, or use the font name
> for a system font.
> Something that could be implemented for Android so custom fonts is a
> supported feature across all platforms.
> We could parse the FontFamily property to determine if it's an
> filelocation/filename [myawesomefont.ttf/myawesomefont.otf]. If it is, we
> should load the font from that location, otherwise it's a normal font and
> we should use the current way of loading a font.
> It seems to be all that has to be changed is this:
> <https://github.com/royvou/Xamarin.Forms/blob/android-customfont/Xamarin.Forms.Platform.Android/Renderers/FontExtensions.cs>
> https://github.com/royvou/Xamarin.Forms/blob/android-customfont/Xamarin.Forms.Platform.Android/Renderers/FontExtensions.cs
> This shouldn't have a big impact on the codebase and not break existing
> apps.
> Thoughts?
> Roy
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