private void CopyHSL(object sender, RoutedEventArgs e)
{
Color color = GetColor(sender);
RGBandHSL.RgbToHls((int)color.R, (int)color.G, (int)color.B, out double h, out double l, out double s);
Clipboard.SetText("hsl (" + Math.Round(h).ToString() + ", " + "%" + (Convert.ToInt32(s * 100)).ToString() + ", " + "%" + (Convert.ToInt32(l * 100)).ToString() + ")");
}
private void HSLChangeSlider(Color color)
{
RGBandHSL.RgbToHls(color.R, color.G, color.B, out double h, out double l, out double s);
hueSlider.Value = h;
saturationSlider.Value = s;
lightnesSlider.Value = l;
}
private void HSLChangeText(Color color)
{
RGBandHSL.RgbToHls(color.R, color.G, color.B, out double h, out double l, out double s);
hueTextBox.Text = (h * 100).ToString();
saturationTextBox.Text = (s * 100).ToString();
lightnessTextBox.Text = (l * 100).ToString();
}
// If the hsl slider's change update the color controls and top rectangle respectively.
private void HSL_Slider_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
Color color = new Color();
int h = (int)hueSlider.Value;
double s = (double)saturationSlider.Value;
double l = lightnesSlider.Value;
// Get the alpha slider value for compatability with Color.FromArgb
int a = (int)alphaSlider.Value;
if (hueSlider.IsFocused == true || saturationSlider.IsFocused == true || lightnesSlider.IsFocused == true)
{
RGBandHSL.HlsToRgb((double)h, l, s, out int r, out int g, out int b);
color.R = (byte)r;
color.G = (byte)g;
color.B = (byte)b;
color.A = (byte)a;
RectangleChangeControl(color);
}
// get the rightmost saturation slider gradientstop
s = 1;
RGBandHSL.HlsToRgb((double)h, l, s, out int rb, out int gb, out int bb);
color = Color.FromArgb((byte)a, (byte)rb, (byte)gb, (byte)bb);
SaturationRectangleGradientstop.GradientStops[1].Color = color;
// get the leftmost saturation slider gradientstop
s = 0;
RGBandHSL.HlsToRgb((double)h, l, s, out int rc, out int gc, out int bc);
color = Color.FromArgb((byte)a, (byte)rc, (byte)gc, (byte)bc);
SaturationRectangleGradientstop.GradientStops[0].Color = color;
// get the middle lightness slider gradientstop, the first and last stop are black and white.
// the middle gradient should be the values of saturation and hue, where lightness is held at .5.
s = (double)saturationSlider.Value;
l = .5;
RGBandHSL.HlsToRgb((double)h, l, s, out int rd, out int gd, out int bd);
color = Color.FromArgb((byte)a, (byte)rd, (byte)gd, (byte)bd);
LightnessRectangleGradientstop.GradientStops[2].Color = color;
}