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pick route colors from the color palette (with random variation) #9115

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This commit is contained in:
Paul Davis 2022-12-07 21:27:46 -07:00
parent cd7c981e6e
commit cd4b6e85a8
3 changed files with 21 additions and 3 deletions
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20
gtk2_ardour/utils.cc
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@ -680,10 +680,28 @@ ARDOUR_UI_UTILS::escape_underscores (string const & s)
}
Gdk::Color
ARDOUR_UI_UTILS::unique_random_color (list<Gdk::Color>& used_colors)
ARDOUR_UI_UTILS::unique_random_color (list<Gdk::Color>& used_colors, bool from_palette)
{
Gdk::Color newcolor;
if (from_palette) {
string cp = UIConfiguration::instance().get_stripable_color_palette ();
Gdk::ArrayHandle_Color gc = ColorSelection::palette_from_string (cp);
std::vector<Gdk::Color> c (gc);
int n = random () % c.size();
Gtkmm2ext::HSV hsv (Gtkmm2ext::gdk_color_to_rgba (c[n]));
do {
newcolor.set_hsv (hsv.h, hsv.s, hsv.v);
hsv = random() % 1000 > 500 ? hsv.darker ((random() % 500) / 1000.0) : hsv.lighter ((random() % 500 / 1000.0));
} while (find (used_colors.begin(), used_colors.end(), newcolor) != used_colors.end());
used_colors.push_back (newcolor);
return newcolor;
}
while (1) {
double h, s, v;