public static bool MakeSpecialIndicesUnique(this IPalette palette, out byte[] changed)
{
List <byte> clist = new List <byte>();
foreach (byte b in UniqueIndices)
{
Color c = palette.Get(b);
if (palette.Count(c) > 1) // include self
{
int argb = c.ToArgb();
argb++;
palette.Set(b, Color.FromArgb(255, Color.FromArgb(argb)));
c = palette.Get(b);
while (palette.Count(c) > 1) // include self
{
argb++;
palette.Set(b, Color.FromArgb(255, Color.FromArgb(argb)));
c = palette.Get(b); // use the get function, since we have 15-bit and 18-bit colour that could produce the same results with different RGB values.
}
clist.Add(b);
}
}
changed = clist.ToArray();
return(changed.Length > 0);
}
private ScottPlot.Plot TestColormap(IPalette cset, int lineWidth, bool dark = false)
{
var plt = new ScottPlot.Plot(600, 400);
for (int i = 0; i < cset.Count(); i++)
{
double[] ys = DataGen.Sin(51, phase: -i / Math.PI / cset.Count());
var sig = plt.AddSignal(ys, color: cset.GetColor(i));
sig.MarkerSize = 0;
sig.LineWidth = lineWidth;
}
if (dark)
{
plt.Style(Style.Gray1);
plt.Style(darkColor, darkColor);
}
plt.Title($"Colorset '{cset.Name}' has {cset.Count()} colors");
plt.AxisAuto(0);
return(plt);
}
public static bool HasNonUniqueSpecialIndices(this IPalette palette, out byte[] affected)
{
List <byte> clist = new List <byte>();
foreach (byte b in UniqueIndices)
{
Color c = palette.Get(b);
if (palette.Count(c) > 1) // include self
{
clist.Add(b);
}
}
affected = clist.ToArray();
return(affected.Length > 0);
}