public IEnumerable <Color> GetAvailableColors()
{
RecalculateProperty(KnownColors);
return(KnownColors
.Where(color => color.Value.GetValueOrDefault(true))
.Select(color => color.Key));
}
public static string AsText(this Color c)
{
bool ColorEquals(KeyValuePair <string, Color> kv)
{
var c2 = kv.Value;
return(c2.A == c.A && c2.R == c.R && c2.G == c.G && c2.B == c.B);
}
var l = KnownColors.Where(ColorEquals);
using (var en = l.GetEnumerator())
{
if (en.MoveNext())
{
return(en.Current.Key);
}
}
StringBuilder result = new StringBuilder();
result.Append("#");
if (c.A != 255)
{
result.Append($"{c.A:x2}");
}
result.Append($"{c.R:x2}");
result.Append($"{c.G:x2}");
result.Append($"{c.B:x2}");
return(result.ToString());
}
private static string GetColorName(Color color)
{
return(KnownColors.Where(kvp => kvp.Value.Equals(color))
.Select(kvp => kvp.Key)
.FirstOrDefault());
}