maui-linux/Xamarin.Forms.Platform.UAP/FontExtensions.cs

69 строки
3.2 KiB
C#
Исходник Обычный вид История

2016-03-22 23:02:25 +03:00
using System;
using Windows.UI.Text;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Media;
using Xamarin.Forms.Internals;
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using WApplication = Windows.UI.Xaml.Application;
namespace Xamarin.Forms.Platform.UWP
{
public static class FontExtensions
{
public static void ApplyFont(this Control self, Font font)
{
self.FontSize = font.UseNamedSize ? font.NamedSize.GetFontSize() : font.FontSize;
self.FontFamily = !string.IsNullOrEmpty(font.FontFamily) ? new FontFamily(font.FontFamily) : (FontFamily)WApplication.Current.Resources["ContentControlThemeFontFamily"];
self.FontStyle = font.FontAttributes.HasFlag(FontAttributes.Italic) ? FontStyle.Italic : FontStyle.Normal;
self.FontWeight = font.FontAttributes.HasFlag(FontAttributes.Bold) ? FontWeights.Bold : FontWeights.Normal;
}
public static void ApplyFont(this TextBlock self, Font font)
{
self.FontSize = font.UseNamedSize ? font.NamedSize.GetFontSize() : font.FontSize;
self.FontFamily = !string.IsNullOrEmpty(font.FontFamily) ? new FontFamily(font.FontFamily) : (FontFamily)WApplication.Current.Resources["ContentControlThemeFontFamily"];
self.FontStyle = font.FontAttributes.HasFlag(FontAttributes.Italic) ? FontStyle.Italic : FontStyle.Normal;
self.FontWeight = font.FontAttributes.HasFlag(FontAttributes.Bold) ? FontWeights.Bold : FontWeights.Normal;
}
public static void ApplyFont(this Windows.UI.Xaml.Documents.TextElement self, Font font)
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{
self.FontSize = font.UseNamedSize ? font.NamedSize.GetFontSize() : font.FontSize;
self.FontFamily = !string.IsNullOrEmpty(font.FontFamily) ? new FontFamily(font.FontFamily) : (FontFamily)WApplication.Current.Resources["ContentControlThemeFontFamily"];
self.FontStyle = font.FontAttributes.HasFlag(FontAttributes.Italic) ? FontStyle.Italic : FontStyle.Normal;
self.FontWeight = font.FontAttributes.HasFlag(FontAttributes.Bold) ? FontWeights.Bold : FontWeights.Normal;
}
internal static void ApplyFont(this Control self, IFontElement element)
{
self.FontSize = element.FontSize;
self.FontFamily = !string.IsNullOrEmpty(element.FontFamily) ? new FontFamily(element.FontFamily) : (FontFamily)WApplication.Current.Resources["ContentControlThemeFontFamily"];
self.FontStyle = element.FontAttributes.HasFlag(FontAttributes.Italic) ? FontStyle.Italic : FontStyle.Normal;
self.FontWeight = element.FontAttributes.HasFlag(FontAttributes.Bold) ? FontWeights.Bold : FontWeights.Normal;
}
internal static double GetFontSize(this NamedSize size)
{
// These are values pulled from the mapped sizes on Windows Phone, WinRT has no equivalent sizes, only intents.
switch (size)
{
case NamedSize.Default:
return (double)WApplication.Current.Resources["ControlContentThemeFontSize"];
case NamedSize.Micro:
return 18.667 - 3;
case NamedSize.Small:
return 18.667;
case NamedSize.Medium:
return 22.667;
case NamedSize.Large:
return 32;
default:
throw new ArgumentOutOfRangeException("size");
}
}
internal static bool IsDefault(this IFontElement self)
{
return self.FontFamily == null && self.FontSize == Device.GetNamedSize(NamedSize.Default, typeof(Label), true) && self.FontAttributes == FontAttributes.None;
}
}
}