public PaletteColor(PaletteColor pc)
{
this.Location = pc.Location;
this.Component1 = pc.Component1;
this.Component2 = pc.Component2;
this.Component3 = pc.Component3;
}
public Palette(string name, List <PaletteColor> clrs, bool hsl)
{
this.Name = name;
this.colors = new List <PaletteColor>();
this.HSL = hsl;
PaletteColor defaultStartColor, defaultEndColor;
if (this.HSL)
{
defaultStartColor = new PaletteColor(0m, 0, 1, 0.5m);
defaultEndColor = new PaletteColor(1m, 360, 1, 0.5m);
}
else
{
defaultStartColor = new PaletteColor(0m, 0xFF, 0xFF, 0xFF);
defaultEndColor = new PaletteColor(1m, 0, 0, 0);
}
if (clrs.Count == 0)
{
this.colors.Add(defaultStartColor);
this.colors.Add(defaultEndColor);
}
else if (clrs.Count == 1)
{
this.colors.Add(clrs[0]);
this.colors[0].Location = 0;
this.colors.Add(defaultEndColor);
}
else
{
decimal prevLoc = -0.05m;
foreach (PaletteColor pc in clrs)
{
if (!(pc.Location - prevLoc < 0.05m || pc.Location > 1m))
{
if ((hsl && checkIfValidHSL(pc.Component1, pc.Component2, pc.Component3)) ||
(!hsl && checkIfValidRGB((int)pc.Component1, (int)pc.Component2, (int)pc.Component3)))
{
this.colors.Add(pc);
}
}
}
if (this.colors.Count == 0)
{
this.colors.Add(defaultStartColor);
this.colors.Add(defaultEndColor);
}
else if (this.colors.Count == 1)
{
this.colors.Add(defaultEndColor);
}
this.colors[0].Location = 0;
this.colors[this.colors.Count - 1].Location = 1;
}
}
public Color getColor(decimal locInPalette)
{
if (locInPalette > 1)
{
return(Color.White);
}
int i;
for (i = 0; i < colors.Count; i++)
{
if (colors[i].Location > locInPalette)
{
break;
}
}
if (i == colors.Count)
{
i--;
}
int startingColor = i - 1;
int endingColor = i;
PaletteColor sColor = colors[startingColor];
PaletteColor eColor = colors[endingColor];
decimal percentLocBetweenColors = ((locInPalette - sColor.Location) / (eColor.Location - sColor.Location));
percentLocBetweenColors = (percentLocBetweenColors > 1) ? 1 : percentLocBetweenColors;
decimal c1diff = eColor.Component1 - sColor.Component1;
decimal c2diff = eColor.Component2 - sColor.Component2;
decimal c3diff = eColor.Component3 - sColor.Component3;
decimal newComponent1 = c1diff * percentLocBetweenColors + sColor.Component1;
decimal newComponent2 = c2diff * percentLocBetweenColors + sColor.Component2;
decimal newComponent3 = c3diff * percentLocBetweenColors + sColor.Component3;
if (this.HSL)
{
return(HSLtoRGBConversion(newComponent1, newComponent2, newComponent3));
}
else
{
return(Color.FromArgb((int)newComponent1, (int)newComponent2, (int)newComponent3));
}
}
public void Insert(int index, PaletteColor pc)
{
colors.Insert(index, pc);
}