public static IExtendedTheme GetExtendedTheme(this ResourceDictionary resourceDictionary)
{
if (resourceDictionary == null)
{
throw new ArgumentNullException(nameof(resourceDictionary));
}
if (resourceDictionary[CurrentThemeKey] is IExtendedTheme theme)
{
return(theme);
}
Color secondaryMid = GetColor(resourceDictionary, "SecondaryHueMidBrush", "SecondaryHueMidBrush");
Color secondaryMidForeground = GetColor(resourceDictionary, "SecondaryHueMidForegroundBrush", "SecondaryHueMidForegroundBrush");
if (!TryGetColor(resourceDictionary, "SecondaryHueLightBrush", out Color secondaryLight))
{
secondaryLight = secondaryMid.Lighten();
}
if (!TryGetColor(resourceDictionary, "SecondaryHueLightForegroundBrush", out Color secondaryLightForeground))
{
secondaryLightForeground = secondaryLight.ContrastingForegroundColor();
}
if (!TryGetColor(resourceDictionary, "SecondaryHueDarkBrush", out Color secondaryDark))
{
secondaryDark = secondaryMid.Darken();
}
if (!TryGetColor(resourceDictionary, "SecondaryHueDarkForegroundBrush", out Color secondaryDarkForeground))
{
secondaryDarkForeground = secondaryDark.ContrastingForegroundColor();
}
ExtendedTheme newTheme = new ExtendedTheme
{
PrimaryLight = new ColorPair(GetColor(resourceDictionary, "PrimaryHueLightBrush"), GetColor(resourceDictionary, "PrimaryHueLightForegroundBrush")),
PrimaryMid = new ColorPair(GetColor(resourceDictionary, "PrimaryHueMidBrush"), GetColor(resourceDictionary, "PrimaryHueMidForegroundBrush")),
PrimaryDark = new ColorPair(GetColor(resourceDictionary, "PrimaryHueDarkBrush"), GetColor(resourceDictionary, "PrimaryHueDarkForegroundBrush")),
SecondaryLight = new ColorPair(secondaryLight, secondaryLightForeground),
SecondaryMid = new ColorPair(secondaryMid, secondaryMidForeground),
SecondaryDark = new ColorPair(secondaryDark, secondaryDarkForeground),
ValidationError = GetColor(resourceDictionary, "ValidationErrorBrush")
};
GetColorProperties(newTheme.GetType(), false, true)
.ForEach(property => property.SetValue(newTheme, GetColor(resourceDictionary, GetKey(property))));
return(newTheme);
}
public static ExtendedTheme Create(IExtendedBaseTheme baseTheme, Color primary, Color accent)
{
if (baseTheme == null)
{
throw new ArgumentNullException(nameof(baseTheme));
}
ExtendedTheme theme = new ExtendedTheme();
theme.SetBaseTheme(baseTheme);
theme.SetPrimaryColor(primary);
theme.SetSecondaryColor(accent);
return(theme);
}
