Example #1
0
        // Converts an RGB color to an HSV color.
        public static HsvColor ConvertRgbToHsv(int r, int b, int g)
        {

            double delta, min;
            double h = 0, s, v;

            min = Math.Min(Math.Min(r, g), b);
            v = Math.Max(Math.Max(r, g), b);
            delta = v - min;

            if (v == 0.0)
            {
                s = 0;

            }
            else
                s = delta / v;

            if (s == 0)
                h = 0.0;

            else
            {
                if (r == v)
                    h = (g - b) / delta;
                else if (g == v)
                    h = 2 + (b - r) / delta;
                else if (b == v)
                    h = 4 + (r - g) / delta;

                h *= 60;
                if (h < 0.0)
                    h = h + 360;

            }

            HsvColor hsvColor = new HsvColor();
            hsvColor.H = h;
            hsvColor.S = s;
            hsvColor.V = v / 255;

            return hsvColor;

        }
Example #2
0
        private void determineColor(Point p)
        {

            HsvColor hsv = new HsvColor(360 - m_ColorSlider.Value, 1, 1);
            hsv.S = p.X;
            hsv.V = 1 - p.Y;
            m_color = ColorUtilities.ConvertHsvToRgb(hsv.H, hsv.S, hsv.V);
            shouldFindPoint = false;
            m_color.ScA = (float)GetValue(ScAProperty);
            SetValue(HexadecimalStringProperty, m_color.ToString());
            shouldFindPoint = true;

        }