private static ColorFormatModel Randomize(ColorFormatModel colorFormat)
{
if (colorFormat == null)
{
throw new ArgumentNullException(nameof(colorFormat));
}
var b = new byte[4];
s_Rnd.NextBytes(b);
colorFormat.A = b[0];
colorFormat.R = b[1];
colorFormat.G = b[2];
colorFormat.B = b[3];
return(colorFormat);
}
private void ReorderButtonDown_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
ColorFormatModel color = ((Button)sender).DataContext as ColorFormatModel;
if (color == null)
{
return;
}
var index = ViewModel.ColorFormats.IndexOf(color);
if (index < ViewModel.ColorFormats.Count - 1)
{
ViewModel.ColorFormats.Move(index, index + 1);
}
}
private void ReorderButtonUp_Click(object sender, Microsoft.UI.Xaml.RoutedEventArgs e)
{
ColorFormatModel color = ((MenuFlyoutItem)sender).DataContext as ColorFormatModel;
if (color == null)
{
return;
}
var index = ViewModel.ColorFormats.IndexOf(color);
if (index > 0)
{
ViewModel.ColorFormats.Move(index, index - 1);
}
}
/// <summary>
/// Saves a collection of colors to a JSON file. Will overwrite file if it already exists. The structure of the JSON file is as follows:
///
/// <code>
/// {
/// "Colors": [
/// "#AABBCC",
/// "#001122",
/// ...
/// ]
/// }
/// </code>
///
/// Where "#AABBCC" is the string representation of the color as determined by the ColorFormatModel.
/// </summary>
///
/// <param name="fileName">The name of the file to save to</param>
/// <param name="colors">The collection of colors to export</param>
/// <param name="formatModel">Model to format the exported colors in</param>
public static void Save(string fileName, ICollection <Color> colors, ColorFormatModel formatModel)
{
if (colors == null)
{
throw new NullReferenceException("Color list to serialize must be non-null");
}
if (formatModel == null)
{
throw new NullReferenceException("ColorFormatModel must be non-null");
}
var output = new ColorCollectionOutput();
output.Colors = new List <string>();
foreach (Color color in colors)
{
output.Colors.Add(formatModel.Convert(color));
}
File.WriteAllText(fileName, JsonSerializer.Serialize(output, Options));
}
