void UpdateHSVToRGBView()
{
Structs.HSV hsv = new Structs.HSV();
hsv.h = (tb_h.Value / 255d);
hsv.s = tb_s.Value / 255d;
hsv.v = tb_v.Value / 255d;
Structs.RGB rgb = ColorToolkit.hsv2rgb(hsv);
Color c = ColorToolkit.rgb2color(rgb);
if (!tb_r.Focused)
{
tb_r.Value = c.R;
}
if (!tb_g.Focused)
{
tb_g.Value = c.G;
}
if (!tb_b.Focused)
{
tb_b.Value = c.B;
}
UpdateTextBox();
pnl_color_view.BackColor = c;
}
void UpdateGradient(Structs.HSV start, Structs.HSV end)
{
using (Graphics g = Graphics.FromImage(bitmap)){
using (SolidBrush brush = new SolidBrush(Color.Black)){
double h_step = (end.h - start.h) / (double)pnl_grad.Width;
double s_step = (end.s - start.s) / (double)pnl_grad.Width;
double v_step = (end.v - start.v) / (double)pnl_grad.Width;
Structs.HSV newhsv = new Structs.HSV();
newhsv.h = start.h;
newhsv.s = start.s;
newhsv.v = start.v;
for (int x = 0; x < bitmap.Width; x++)
{
brush.Color = ColorToolkit.rgb2color(ColorToolkit.hsv2rgb(newhsv));
g.FillRectangle(brush, x, 0, 1, 1);
newhsv.h += h_step;
newhsv.s += s_step;
newhsv.v += v_step;
if (newhsv.h < 0)
{
newhsv.h = 0;
}
if (newhsv.h > 1)
{
newhsv.h = 1;
}
if (newhsv.s < 0)
{
newhsv.s = 0;
}
if (newhsv.s > 1)
{
newhsv.s = 1;
}
if (newhsv.v < 0)
{
newhsv.v = 0;
}
if (newhsv.v > 1)
{
newhsv.v = 1;
}
}
}
}
pnl_grad.Refresh();
}
void UpdateRGBToHSVView()
{
Structs.RGB rgb = ColorToolkit.color2rgb(Color.FromArgb(tb_r.Value, tb_g.Value, tb_b.Value));
Structs.HSV hsv = ColorToolkit.rgb2hsv(rgb);
if (!tb_h.Focused)
{
tb_h.Value = (int)((hsv.h) * 255d);
}
if (!tb_s.Focused)
{
tb_s.Value = (int)((hsv.s) * 255d);
}
if (!tb_v.Focused)
{
tb_v.Value = (int)((hsv.v) * 255d);
}
Color c = ColorToolkit.rgb2color(ColorToolkit.hsv2rgb(hsv));
UpdateTextBox();
pnl_color_view.BackColor = Color.FromArgb(tb_r.Value, tb_g.Value, tb_b.Value);
}